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lua: Fixed some cross-platform issues for PPC (and probably other architectures)
[openwrt.git] / target / linux / at91 / patches-2.6.21 / 000-at91patches.patch
1 Index: linux-2.6.21.7/arch/arm/boot/compressed/head-at91rm9200.S
2 ===================================================================
3 --- linux-2.6.21.7.orig/arch/arm/boot/compressed/head-at91rm9200.S
4 +++ linux-2.6.21.7/arch/arm/boot/compressed/head-at91rm9200.S
5 @@ -67,6 +67,12 @@
6 cmp r7, r3
7 beq 99f
8
9 + @ Promwad Chub : 1181
10 + mov r3, #(MACH_TYPE_CHUB & 0xff)
11 + orr r3, r3, #(MACH_TYPE_CHUB & 0xff00)
12 + cmp r7, r3
13 + beq 99f
14 +
15 @ Unknown board, use the AT91RM9200DK board
16 @ mov r7, #MACH_TYPE_AT91RM9200
17 mov r7, #(MACH_TYPE_AT91RM9200DK & 0xff)
18 Index: linux-2.6.21.7/arch/arm/mach-at91/Kconfig
19 ===================================================================
20 --- linux-2.6.21.7.orig/arch/arm/mach-at91/Kconfig
21 +++ linux-2.6.21.7/arch/arm/mach-at91/Kconfig
22 @@ -17,6 +17,9 @@ config ARCH_AT91SAM9261
23 config ARCH_AT91SAM9263
24 bool "AT91SAM9263"
25
26 +config ARCH_AT91SAM9RL
27 + bool "AT91SAM9RL"
28 +
29 endchoice
30
31 # ----------------------------------------------------------
32 @@ -87,6 +90,12 @@ config MACH_KAFA
33 help
34 Select this if you are using Sperry-Sun's KAFA board.
35
36 +config MACH_CHUB
37 + bool "Promwad Chub board"
38 + depends on ARCH_AT91RM9200
39 + help
40 + Select this if you are using Promwad's Chub board.
41 +
42 endif
43
44 # ----------------------------------------------------------
45 @@ -111,6 +120,13 @@ config MACH_AT91SAM9260EK
46 Select this if you are using Atmel's AT91SAM9260-EK or AT91SAM9XE Evaluation Kit
47 <http://www.atmel.com/dyn/products/tools_card.asp?tool_id=3933>
48
49 +config MACH_CAM60
50 + bool "KwikByte CAM60 board"
51 + depends on ARCH_AT91SAM9260
52 + help
53 + Select this if you are using KwikByte's CAM60 board based on the Atmel AT91SAM9260.
54 + <http://www.kwikbyte.com>
55 +
56 endif
57
58 # ----------------------------------------------------------
59 @@ -145,6 +161,20 @@ endif
60
61 # ----------------------------------------------------------
62
63 +if ARCH_AT91SAM9RL
64 +
65 +comment "AT91SAM9RL Board Type"
66 +
67 +config MACH_AT91SAM9RLEK
68 + bool "Atmel AT91SAM9RL-EK Evaluation Kit"
69 + depends on ARCH_AT91SAM9RL
70 + help
71 + Select this if you are using Atmel's AT91SAM9RL-EK Evaluation Kit.
72 +
73 +endif
74 +
75 +# ----------------------------------------------------------
76 +
77 comment "AT91 Board Options"
78
79 config MTD_AT91_DATAFLASH_CARD
80 @@ -160,6 +190,20 @@ config MTD_NAND_AT91_BUSWIDTH_16
81 On AT91SAM926x boards both types of NAND flash can be present
82 (8 and 16 bit data bus width).
83
84 +config CSB300_WAKE_SW0
85 + bool "CSB300 SW0 irq0 wakeup"
86 + depends on MACH_CSB337 && PM
87 + help
88 + If you have a CSB300 connected to your CSB337, this lets
89 + SW0 serve as a wakeup button. It uses IRQ0.
90 +
91 +config CSB300_WAKE_SW1
92 + bool "CSB300 SW1 gpio wakeup"
93 + depends on MACH_CSB337 && PM
94 + help
95 + If you have a CSB300 connected to your CSB337, this lets
96 + SW1 serve as a wakeup button. It uses GPIO.
97 +
98 # ----------------------------------------------------------
99
100 comment "AT91 Feature Selections"
101 @@ -170,6 +214,20 @@ config AT91_PROGRAMMABLE_CLOCKS
102 Select this if you need to program one or more of the PCK0..PCK3
103 programmable clock outputs.
104
105 +config ATMEL_TCLIB
106 + bool "Timer/Counter Library"
107 + help
108 + Select this if you want a library to allocate the Timer/Counter
109 + blocks found on many Atmel processors. This facilitates using
110 + these modules despite processor differences.
111 +
112 +config AT91_SLOW_CLOCK
113 + bool "Suspend-to-RAM uses slow clock mode (EXPERIMENTAL)"
114 + depends on PM && EXPERIMENTAL
115 + help
116 + Select this if you wish to put the CPU into slow clock mode
117 + while in the "Suspend to RAM" state, to save more power.
118 +
119 endmenu
120
121 endif
122 Index: linux-2.6.21.7/arch/arm/mach-at91/Makefile
123 ===================================================================
124 --- linux-2.6.21.7.orig/arch/arm/mach-at91/Makefile
125 +++ linux-2.6.21.7/arch/arm/mach-at91/Makefile
126 @@ -8,12 +8,15 @@ obj-n :=
127 obj- :=
128
129 obj-$(CONFIG_PM) += pm.o
130 +obj-$(CONFIG_AT91_SLOW_CLOCK) += pm_slowclock.o
131 +obj-$(CONFIG_ATMEL_TCLIB) += tclib.o
132
133 # CPU-specific support
134 obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200.o at91rm9200_time.o at91rm9200_devices.o
135 obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o
136 obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261.o at91sam926x_time.o at91sam9261_devices.o
137 obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263.o at91sam926x_time.o at91sam9263_devices.o
138 +obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl.o at91sam926x_time.o at91sam9rl_devices.o
139
140 # AT91RM9200 board-specific support
141 obj-$(CONFIG_MACH_ONEARM) += board-1arm.o
142 @@ -25,9 +28,11 @@ obj-$(CONFIG_MACH_CARMEVA) += board-carm
143 obj-$(CONFIG_MACH_KB9200) += board-kb9202.o
144 obj-$(CONFIG_MACH_ATEB9200) += board-eb9200.o
145 obj-$(CONFIG_MACH_KAFA) += board-kafa.o
146 +obj-$(CONFIG_MACH_CHUB) += board-chub.o
147
148 # AT91SAM9260 board-specific support
149 obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o
150 +obj-$(CONFIG_MACH_CAM60) += board-cam60.o
151
152 # AT91SAM9261 board-specific support
153 obj-$(CONFIG_MACH_AT91SAM9261EK) += board-sam9261ek.o
154 @@ -35,9 +40,13 @@ obj-$(CONFIG_MACH_AT91SAM9261EK) += boar
155 # AT91SAM9263 board-specific support
156 obj-$(CONFIG_MACH_AT91SAM9263EK) += board-sam9263ek.o
157
158 +# AT91SAM9RL board-specific support
159 +obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o
160 +
161 # LEDs support
162 led-$(CONFIG_ARCH_AT91RM9200DK) += leds.o
163 led-$(CONFIG_MACH_AT91RM9200EK) += leds.o
164 +led-$(CONFIG_MACH_AT91SAM9261EK)+= leds.o
165 led-$(CONFIG_MACH_CSB337) += leds.o
166 led-$(CONFIG_MACH_CSB637) += leds.o
167 led-$(CONFIG_MACH_KB9200) += leds.o
168 @@ -45,7 +54,7 @@ led-$(CONFIG_MACH_KAFA) += leds.o
169 obj-$(CONFIG_LEDS) += $(led-y)
170
171 # VGA support
172 -#obj-$(CONFIG_FB_S1D13XXX) += ics1523.o
173 +obj-$(CONFIG_FB_S1D13XXX) += ics1523.o
174
175
176 ifeq ($(CONFIG_PM_DEBUG),y)
177 Index: linux-2.6.21.7/arch/arm/mach-at91/at91rm9200.c
178 ===================================================================
179 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91rm9200.c
180 +++ linux-2.6.21.7/arch/arm/mach-at91/at91rm9200.c
181 @@ -117,6 +117,21 @@ static struct clk pioD_clk = {
182 .pmc_mask = 1 << AT91RM9200_ID_PIOD,
183 .type = CLK_TYPE_PERIPHERAL,
184 };
185 +static struct clk ssc0_clk = {
186 + .name = "ssc0_clk",
187 + .pmc_mask = 1 << AT91RM9200_ID_SSC0,
188 + .type = CLK_TYPE_PERIPHERAL,
189 +};
190 +static struct clk ssc1_clk = {
191 + .name = "ssc1_clk",
192 + .pmc_mask = 1 << AT91RM9200_ID_SSC1,
193 + .type = CLK_TYPE_PERIPHERAL,
194 +};
195 +static struct clk ssc2_clk = {
196 + .name = "ssc2_clk",
197 + .pmc_mask = 1 << AT91RM9200_ID_SSC2,
198 + .type = CLK_TYPE_PERIPHERAL,
199 +};
200 static struct clk tc0_clk = {
201 .name = "tc0_clk",
202 .pmc_mask = 1 << AT91RM9200_ID_TC0,
203 @@ -161,7 +176,9 @@ static struct clk *periph_clocks[] __ini
204 &udc_clk,
205 &twi_clk,
206 &spi_clk,
207 - // ssc 0 .. ssc2
208 + &ssc0_clk,
209 + &ssc1_clk,
210 + &ssc2_clk,
211 &tc0_clk,
212 &tc1_clk,
213 &tc2_clk,
214 @@ -250,6 +267,33 @@ static void at91rm9200_reset(void)
215
216
217 /* --------------------------------------------------------------------
218 + * Timer/Counter library initialization
219 + * -------------------------------------------------------------------- */
220 +#ifdef CONFIG_ATMEL_TCLIB
221 +
222 +#include "tclib.h"
223 +
224 +static struct atmel_tcblock at91rm9200_tcblocks[] = {
225 + [0] = {
226 + .physaddr = AT91RM9200_BASE_TCB0,
227 + .irq = { AT91RM9200_ID_TC0, AT91RM9200_ID_TC1, AT91RM9200_ID_TC2 },
228 + .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
229 + },
230 + [1] = {
231 + .physaddr = AT91RM9200_BASE_TCB1,
232 + .irq = { AT91RM9200_ID_TC3, AT91RM9200_ID_TC4, AT91RM9200_ID_TC5 },
233 + .clk = { &tc3_clk, &tc4_clk, &tc5_clk },
234 + },
235 +};
236 +
237 +#define at91rm9200_tc_init() atmel_tc_init(at91rm9200_tcblocks, ARRAY_SIZE(at91rm9200_tcblocks))
238 +
239 +#else
240 +#define at91rm9200_tc_init() do {} while(0)
241 +#endif
242 +
243 +
244 +/* --------------------------------------------------------------------
245 * AT91RM9200 processor initialization
246 * -------------------------------------------------------------------- */
247 void __init at91rm9200_initialize(unsigned long main_clock, unsigned short banks)
248 @@ -271,6 +315,9 @@ void __init at91rm9200_initialize(unsign
249
250 /* Initialize GPIO subsystem */
251 at91_gpio_init(at91rm9200_gpio, banks);
252 +
253 + /* Initialize the Timer/Counter blocks */
254 + at91rm9200_tc_init();
255 }
256
257
258 @@ -284,28 +331,28 @@ void __init at91rm9200_initialize(unsign
259 static unsigned int at91rm9200_default_irq_priority[NR_AIC_IRQS] __initdata = {
260 7, /* Advanced Interrupt Controller (FIQ) */
261 7, /* System Peripherals */
262 - 0, /* Parallel IO Controller A */
263 - 0, /* Parallel IO Controller B */
264 - 0, /* Parallel IO Controller C */
265 - 0, /* Parallel IO Controller D */
266 - 6, /* USART 0 */
267 - 6, /* USART 1 */
268 - 6, /* USART 2 */
269 - 6, /* USART 3 */
270 + 1, /* Parallel IO Controller A */
271 + 1, /* Parallel IO Controller B */
272 + 1, /* Parallel IO Controller C */
273 + 1, /* Parallel IO Controller D */
274 + 5, /* USART 0 */
275 + 5, /* USART 1 */
276 + 5, /* USART 2 */
277 + 5, /* USART 3 */
278 0, /* Multimedia Card Interface */
279 - 4, /* USB Device Port */
280 - 0, /* Two-Wire Interface */
281 - 6, /* Serial Peripheral Interface */
282 - 5, /* Serial Synchronous Controller 0 */
283 - 5, /* Serial Synchronous Controller 1 */
284 - 5, /* Serial Synchronous Controller 2 */
285 + 2, /* USB Device Port */
286 + 6, /* Two-Wire Interface */
287 + 5, /* Serial Peripheral Interface */
288 + 4, /* Serial Synchronous Controller 0 */
289 + 4, /* Serial Synchronous Controller 1 */
290 + 4, /* Serial Synchronous Controller 2 */
291 0, /* Timer Counter 0 */
292 0, /* Timer Counter 1 */
293 0, /* Timer Counter 2 */
294 0, /* Timer Counter 3 */
295 0, /* Timer Counter 4 */
296 0, /* Timer Counter 5 */
297 - 3, /* USB Host port */
298 + 2, /* USB Host port */
299 3, /* Ethernet MAC */
300 0, /* Advanced Interrupt Controller (IRQ0) */
301 0, /* Advanced Interrupt Controller (IRQ1) */
302 Index: linux-2.6.21.7/arch/arm/mach-at91/at91rm9200_devices.c
303 ===================================================================
304 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91rm9200_devices.c
305 +++ linux-2.6.21.7/arch/arm/mach-at91/at91rm9200_devices.c
306 @@ -480,7 +480,18 @@ void __init at91_add_device_i2c(void) {}
307 * SPI
308 * -------------------------------------------------------------------- */
309
310 -#if defined(CONFIG_SPI_AT91) || defined(CONFIG_SPI_AT91_MODULE) || defined(CONFIG_AT91_SPI) || defined(CONFIG_AT91_SPI_MODULE)
311 +#if defined(CONFIG_AT91_SPI) || defined(CONFIG_AT91_SPI_MODULE) /* legacy SPI driver */
312 +#define SPI_DEVNAME "at91_spi"
313 +
314 +#elif defined(CONFIG_SPI_AT91) || defined(CONFIG_SPI_AT91_MODULE) /* SPI bitbanging driver */
315 +#define SPI_DEVNAME "at91_spi"
316 +
317 +#elif defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE) /* new SPI driver */
318 +#define SPI_DEVNAME "atmel_spi"
319 +
320 +#endif
321 +
322 +#ifdef SPI_DEVNAME
323 static u64 spi_dmamask = 0xffffffffUL;
324
325 static struct resource spi_resources[] = {
326 @@ -497,7 +508,7 @@ static struct resource spi_resources[] =
327 };
328
329 static struct platform_device at91rm9200_spi_device = {
330 - .name = "at91_spi",
331 + .name = SPI_DEVNAME,
332 .id = 0,
333 .dev = {
334 .dma_mask = &spi_dmamask,
335 @@ -606,6 +617,32 @@ void __init at91_init_leds(u8 cpu_led, u
336 #endif
337
338
339 +#if defined(CONFIG_NEW_LEDS)
340 +
341 +static struct platform_device at91_leds = {
342 + .name = "at91_leds",
343 + .id = -1,
344 +};
345 +
346 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
347 +{
348 + if (!nr)
349 + return;
350 +
351 + at91_leds.dev.platform_data = leds;
352 +
353 + for ( ; nr; nr--, leds++) {
354 + leds->index = nr; /* first record stores number of leds */
355 + at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
356 + }
357 +
358 + platform_device_register(&at91_leds);
359 +}
360 +#else
361 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
362 +#endif
363 +
364 +
365 /* --------------------------------------------------------------------
366 * UART
367 * -------------------------------------------------------------------- */
368 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9260.c
369 ===================================================================
370 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9260.c
371 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9260.c
372 @@ -119,6 +119,11 @@ static struct clk spi1_clk = {
373 .pmc_mask = 1 << AT91SAM9260_ID_SPI1,
374 .type = CLK_TYPE_PERIPHERAL,
375 };
376 +static struct clk ssc_clk = {
377 + .name = "ssc_clk",
378 + .pmc_mask = 1 << AT91SAM9260_ID_SSC,
379 + .type = CLK_TYPE_PERIPHERAL,
380 +};
381 static struct clk tc0_clk = {
382 .name = "tc0_clk",
383 .pmc_mask = 1 << AT91SAM9260_ID_TC0,
384 @@ -193,7 +198,7 @@ static struct clk *periph_clocks[] __ini
385 &twi_clk,
386 &spi0_clk,
387 &spi1_clk,
388 - // ssc
389 + &ssc_clk,
390 &tc0_clk,
391 &tc1_clk,
392 &tc2_clk,
393 @@ -264,6 +269,33 @@ static void at91sam9260_reset(void)
394
395
396 /* --------------------------------------------------------------------
397 + * Timer/Counter library initialization
398 + * -------------------------------------------------------------------- */
399 +#ifdef CONFIG_ATMEL_TCLIB
400 +
401 +#include "tclib.h"
402 +
403 +static struct atmel_tcblock at91sam9260_tcblocks[] = {
404 + [0] = {
405 + .physaddr = AT91SAM9260_BASE_TCB0,
406 + .irq = { AT91SAM9260_ID_TC0, AT91SAM9260_ID_TC1, AT91SAM9260_ID_TC2 },
407 + .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
408 + },
409 + [1] = {
410 + .physaddr = AT91SAM9260_BASE_TCB1,
411 + .irq = { AT91SAM9260_ID_TC3, AT91SAM9260_ID_TC4, AT91SAM9260_ID_TC5 },
412 + .clk = { &tc3_clk, &tc4_clk, &tc5_clk },
413 + },
414 +};
415 +
416 +#define at91sam9260_tc_init() atmel_tc_init(at91sam9260_tcblocks, ARRAY_SIZE(at91sam9260_tcblocks))
417 +
418 +#else
419 +#define at91sam9260_tc_init() do {} while(0)
420 +#endif
421 +
422 +
423 +/* --------------------------------------------------------------------
424 * AT91SAM9260 processor initialization
425 * -------------------------------------------------------------------- */
426
427 @@ -310,6 +342,9 @@ void __init at91sam9260_initialize(unsig
428
429 /* Register GPIO subsystem */
430 at91_gpio_init(at91sam9260_gpio, 3);
431 +
432 + /* Initialize the Timer/Counter blocks */
433 + at91sam9260_tc_init();
434 }
435
436 /* --------------------------------------------------------------------
437 @@ -322,30 +357,30 @@ void __init at91sam9260_initialize(unsig
438 static unsigned int at91sam9260_default_irq_priority[NR_AIC_IRQS] __initdata = {
439 7, /* Advanced Interrupt Controller */
440 7, /* System Peripherals */
441 - 0, /* Parallel IO Controller A */
442 - 0, /* Parallel IO Controller B */
443 - 0, /* Parallel IO Controller C */
444 + 1, /* Parallel IO Controller A */
445 + 1, /* Parallel IO Controller B */
446 + 1, /* Parallel IO Controller C */
447 0, /* Analog-to-Digital Converter */
448 - 6, /* USART 0 */
449 - 6, /* USART 1 */
450 - 6, /* USART 2 */
451 + 5, /* USART 0 */
452 + 5, /* USART 1 */
453 + 5, /* USART 2 */
454 0, /* Multimedia Card Interface */
455 - 4, /* USB Device Port */
456 - 0, /* Two-Wire Interface */
457 - 6, /* Serial Peripheral Interface 0 */
458 - 6, /* Serial Peripheral Interface 1 */
459 + 2, /* USB Device Port */
460 + 6, /* Two-Wire Interface */
461 + 5, /* Serial Peripheral Interface 0 */
462 + 5, /* Serial Peripheral Interface 1 */
463 5, /* Serial Synchronous Controller */
464 0,
465 0,
466 0, /* Timer Counter 0 */
467 0, /* Timer Counter 1 */
468 0, /* Timer Counter 2 */
469 - 3, /* USB Host port */
470 + 2, /* USB Host port */
471 3, /* Ethernet */
472 0, /* Image Sensor Interface */
473 - 6, /* USART 3 */
474 - 6, /* USART 4 */
475 - 6, /* USART 5 */
476 + 5, /* USART 3 */
477 + 5, /* USART 4 */
478 + 5, /* USART 5 */
479 0, /* Timer Counter 3 */
480 0, /* Timer Counter 4 */
481 0, /* Timer Counter 5 */
482 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9260_devices.c
483 ===================================================================
484 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9260_devices.c
485 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9260_devices.c
486 @@ -527,6 +527,32 @@ void __init at91_init_leds(u8 cpu_led, u
487 #endif
488
489
490 +#if defined(CONFIG_NEW_LEDS)
491 +
492 +static struct platform_device at91_leds = {
493 + .name = "at91_leds",
494 + .id = -1,
495 +};
496 +
497 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
498 +{
499 + if (!nr)
500 + return;
501 +
502 + at91_leds.dev.platform_data = leds;
503 +
504 + for ( ; nr; nr--, leds++) {
505 + leds->index = nr; /* first record stores number of leds */
506 + at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
507 + }
508 +
509 + platform_device_register(&at91_leds);
510 +}
511 +#else
512 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
513 +#endif
514 +
515 +
516 /* --------------------------------------------------------------------
517 * UART
518 * -------------------------------------------------------------------- */
519 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9261.c
520 ===================================================================
521 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9261.c
522 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9261.c
523 @@ -97,6 +97,21 @@ static struct clk spi1_clk = {
524 .pmc_mask = 1 << AT91SAM9261_ID_SPI1,
525 .type = CLK_TYPE_PERIPHERAL,
526 };
527 +static struct clk ssc0_clk = {
528 + .name = "ssc0_clk",
529 + .pmc_mask = 1 << AT91SAM9261_ID_SSC0,
530 + .type = CLK_TYPE_PERIPHERAL,
531 +};
532 +static struct clk ssc1_clk = {
533 + .name = "ssc1_clk",
534 + .pmc_mask = 1 << AT91SAM9261_ID_SSC1,
535 + .type = CLK_TYPE_PERIPHERAL,
536 +};
537 +static struct clk ssc2_clk = {
538 + .name = "ssc2_clk",
539 + .pmc_mask = 1 << AT91SAM9261_ID_SSC2,
540 + .type = CLK_TYPE_PERIPHERAL,
541 +};
542 static struct clk tc0_clk = {
543 .name = "tc0_clk",
544 .pmc_mask = 1 << AT91SAM9261_ID_TC0,
545 @@ -135,7 +150,9 @@ static struct clk *periph_clocks[] __ini
546 &twi_clk,
547 &spi0_clk,
548 &spi1_clk,
549 - // ssc 0 .. ssc2
550 + &ssc0_clk,
551 + &ssc1_clk,
552 + &ssc2_clk,
553 &tc0_clk,
554 &tc1_clk,
555 &tc2_clk,
556 @@ -230,6 +247,28 @@ static void at91sam9261_reset(void)
557
558
559 /* --------------------------------------------------------------------
560 + * Timer/Counter library initialization
561 + * -------------------------------------------------------------------- */
562 +#ifdef CONFIG_ATMEL_TCLIB
563 +
564 +#include "tclib.h"
565 +
566 +static struct atmel_tcblock at91sam9261_tcblocks[] = {
567 + [0] = {
568 + .physaddr = AT91SAM9261_BASE_TCB0,
569 + .irq = { AT91SAM9261_ID_TC0, AT91SAM9261_ID_TC1, AT91SAM9261_ID_TC2 },
570 + .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
571 + }
572 +};
573 +
574 +#define at91sam9261_tc_init() atmel_tc_init(at91sam9261_tcblocks, ARRAY_SIZE(at91sam9261_tcblocks))
575 +
576 +#else
577 +#define at91sam9261_tc_init() do {} while(0)
578 +#endif
579 +
580 +
581 +/* --------------------------------------------------------------------
582 * AT91SAM9261 processor initialization
583 * -------------------------------------------------------------------- */
584
585 @@ -250,6 +289,9 @@ void __init at91sam9261_initialize(unsig
586
587 /* Register GPIO subsystem */
588 at91_gpio_init(at91sam9261_gpio, 3);
589 +
590 + /* Initialize the Timer/Counter blocks */
591 + at91sam9261_tc_init();
592 }
593
594 /* --------------------------------------------------------------------
595 @@ -262,25 +304,25 @@ void __init at91sam9261_initialize(unsig
596 static unsigned int at91sam9261_default_irq_priority[NR_AIC_IRQS] __initdata = {
597 7, /* Advanced Interrupt Controller */
598 7, /* System Peripherals */
599 - 0, /* Parallel IO Controller A */
600 - 0, /* Parallel IO Controller B */
601 - 0, /* Parallel IO Controller C */
602 - 0,
603 - 6, /* USART 0 */
604 - 6, /* USART 1 */
605 - 6, /* USART 2 */
606 + 1, /* Parallel IO Controller A */
607 + 1, /* Parallel IO Controller B */
608 + 1, /* Parallel IO Controller C */
609 + 0,
610 + 5, /* USART 0 */
611 + 5, /* USART 1 */
612 + 5, /* USART 2 */
613 0, /* Multimedia Card Interface */
614 - 4, /* USB Device Port */
615 - 0, /* Two-Wire Interface */
616 - 6, /* Serial Peripheral Interface 0 */
617 - 6, /* Serial Peripheral Interface 1 */
618 - 5, /* Serial Synchronous Controller 0 */
619 - 5, /* Serial Synchronous Controller 1 */
620 - 5, /* Serial Synchronous Controller 2 */
621 + 2, /* USB Device Port */
622 + 6, /* Two-Wire Interface */
623 + 5, /* Serial Peripheral Interface 0 */
624 + 5, /* Serial Peripheral Interface 1 */
625 + 4, /* Serial Synchronous Controller 0 */
626 + 4, /* Serial Synchronous Controller 1 */
627 + 4, /* Serial Synchronous Controller 2 */
628 0, /* Timer Counter 0 */
629 0, /* Timer Counter 1 */
630 0, /* Timer Counter 2 */
631 - 3, /* USB Host port */
632 + 2, /* USB Host port */
633 3, /* LCD Controller */
634 0,
635 0,
636 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9261_devices.c
637 ===================================================================
638 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9261_devices.c
639 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9261_devices.c
640 @@ -14,6 +14,9 @@
641 #include <asm/mach/map.h>
642
643 #include <linux/platform_device.h>
644 +#include <linux/fb.h>
645 +
646 +#include <video/atmel_lcdc.h>
647
648 #include <asm/arch/board.h>
649 #include <asm/arch/gpio.h>
650 @@ -430,9 +433,9 @@ void __init at91_add_device_spi(struct s
651 * LCD Controller
652 * -------------------------------------------------------------------- */
653
654 -#if defined(CONFIG_FB_AT91) || defined(CONFIG_FB_AT91_MODULE)
655 +#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
656 static u64 lcdc_dmamask = 0xffffffffUL;
657 -static struct at91fb_info lcdc_data;
658 +static struct atmel_lcdfb_info lcdc_data;
659
660 static struct resource lcdc_resources[] = {
661 [0] = {
662 @@ -455,7 +458,7 @@ static struct resource lcdc_resources[]
663 };
664
665 static struct platform_device at91_lcdc_device = {
666 - .name = "at91-fb",
667 + .name = "atmel_lcdfb",
668 .id = 0,
669 .dev = {
670 .dma_mask = &lcdc_dmamask,
671 @@ -466,7 +469,7 @@ static struct platform_device at91_lcdc_
672 .num_resources = ARRAY_SIZE(lcdc_resources),
673 };
674
675 -void __init at91_add_device_lcdc(struct at91fb_info *data)
676 +void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
677 {
678 if (!data) {
679 return;
680 @@ -499,7 +502,7 @@ void __init at91_add_device_lcdc(struct
681 platform_device_register(&at91_lcdc_device);
682 }
683 #else
684 -void __init at91_add_device_lcdc(struct at91fb_info *data) {}
685 +void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
686 #endif
687
688
689 @@ -525,6 +528,32 @@ void __init at91_init_leds(u8 cpu_led, u
690 #endif
691
692
693 +#if defined(CONFIG_NEW_LEDS)
694 +
695 +static struct platform_device at91_leds = {
696 + .name = "at91_leds",
697 + .id = -1,
698 +};
699 +
700 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
701 +{
702 + if (!nr)
703 + return;
704 +
705 + at91_leds.dev.platform_data = leds;
706 +
707 + for ( ; nr; nr--, leds++) {
708 + leds->index = nr; /* first record stores number of leds */
709 + at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
710 + }
711 +
712 + platform_device_register(&at91_leds);
713 +}
714 +#else
715 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
716 +#endif
717 +
718 +
719 /* --------------------------------------------------------------------
720 * UART
721 * -------------------------------------------------------------------- */
722 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9263.c
723 ===================================================================
724 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9263.c
725 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9263.c
726 @@ -87,6 +87,11 @@ static struct clk mmc1_clk = {
727 .pmc_mask = 1 << AT91SAM9263_ID_MCI1,
728 .type = CLK_TYPE_PERIPHERAL,
729 };
730 +static struct clk can_clk = {
731 + .name = "can_clk",
732 + .pmc_mask = 1 << AT91SAM9263_ID_CAN,
733 + .type = CLK_TYPE_PERIPHERAL,
734 +};
735 static struct clk twi_clk = {
736 .name = "twi_clk",
737 .pmc_mask = 1 << AT91SAM9263_ID_TWI,
738 @@ -102,16 +107,46 @@ static struct clk spi1_clk = {
739 .pmc_mask = 1 << AT91SAM9263_ID_SPI1,
740 .type = CLK_TYPE_PERIPHERAL,
741 };
742 +static struct clk ssc0_clk = {
743 + .name = "ssc0_clk",
744 + .pmc_mask = 1 << AT91SAM9263_ID_SSC0,
745 + .type = CLK_TYPE_PERIPHERAL,
746 +};
747 +static struct clk ssc1_clk = {
748 + .name = "ssc1_clk",
749 + .pmc_mask = 1 << AT91SAM9263_ID_SSC1,
750 + .type = CLK_TYPE_PERIPHERAL,
751 +};
752 +static struct clk ac97_clk = {
753 + .name = "ac97_clk",
754 + .pmc_mask = 1 << AT91SAM9263_ID_AC97C,
755 + .type = CLK_TYPE_PERIPHERAL,
756 +};
757 static struct clk tcb_clk = {
758 .name = "tcb_clk",
759 .pmc_mask = 1 << AT91SAM9263_ID_TCB,
760 .type = CLK_TYPE_PERIPHERAL,
761 };
762 +static struct clk pwmc_clk = {
763 + .name = "pwmc_clk",
764 + .pmc_mask = 1 << AT91SAM9263_ID_PWMC,
765 + .type = CLK_TYPE_PERIPHERAL,
766 +};
767 static struct clk macb_clk = {
768 .name = "macb_clk",
769 .pmc_mask = 1 << AT91SAM9263_ID_EMAC,
770 .type = CLK_TYPE_PERIPHERAL,
771 };
772 +static struct clk dma_clk = {
773 + .name = "dma_clk",
774 + .pmc_mask = 1 << AT91SAM9263_ID_DMA,
775 + .type = CLK_TYPE_PERIPHERAL,
776 +};
777 +static struct clk twodge_clk = {
778 + .name = "2dge_clk",
779 + .pmc_mask = 1 << AT91SAM9263_ID_2DGE,
780 + .type = CLK_TYPE_PERIPHERAL,
781 +};
782 static struct clk udc_clk = {
783 .name = "udc_clk",
784 .pmc_mask = 1 << AT91SAM9263_ID_UDP,
785 @@ -142,20 +177,21 @@ static struct clk *periph_clocks[] __ini
786 &usart2_clk,
787 &mmc0_clk,
788 &mmc1_clk,
789 - // can
790 + &can_clk,
791 &twi_clk,
792 &spi0_clk,
793 &spi1_clk,
794 - // ssc0 .. ssc1
795 - // ac97
796 + &ssc0_clk,
797 + &ssc1_clk,
798 + &ac97_clk,
799 &tcb_clk,
800 - // pwmc
801 + &pwmc_clk,
802 &macb_clk,
803 - // 2dge
804 + &twodge_clk,
805 &udc_clk,
806 &isi_clk,
807 &lcdc_clk,
808 - // dma
809 + &dma_clk,
810 &ohci_clk,
811 // irq0 .. irq1
812 };
813 @@ -237,6 +273,28 @@ static void at91sam9263_reset(void)
814
815
816 /* --------------------------------------------------------------------
817 + * Timer/Counter library initialization
818 + * -------------------------------------------------------------------- */
819 +#ifdef CONFIG_ATMEL_TCLIB
820 +
821 +#include "tclib.h"
822 +
823 +static struct atmel_tcblock at91sam9263_tcblocks[] = {
824 + [0] = {
825 + .physaddr = AT91SAM9263_BASE_TCB0,
826 + .irq = { AT91SAM9263_ID_TCB, AT91SAM9263_ID_TCB, AT91SAM9263_ID_TCB },
827 + .clk = { &tcb_clk, &tcb_clk, &tcb_clk },
828 + }
829 +};
830 +
831 +#define at91sam9263_tc_init() atmel_tc_init(at91sam9263_tcblocks, ARRAY_SIZE(at91sam9263_tcblocks))
832 +
833 +#else
834 +#define at91sam9263_tc_init() do {} while(0)
835 +#endif
836 +
837 +
838 +/* --------------------------------------------------------------------
839 * AT91SAM9263 processor initialization
840 * -------------------------------------------------------------------- */
841
842 @@ -256,6 +314,9 @@ void __init at91sam9263_initialize(unsig
843
844 /* Register GPIO subsystem */
845 at91_gpio_init(at91sam9263_gpio, 5);
846 +
847 + /* Initialize the Timer/Counter blocks */
848 + at91sam9263_tc_init();
849 }
850
851 /* --------------------------------------------------------------------
852 @@ -268,34 +329,34 @@ void __init at91sam9263_initialize(unsig
853 static unsigned int at91sam9263_default_irq_priority[NR_AIC_IRQS] __initdata = {
854 7, /* Advanced Interrupt Controller (FIQ) */
855 7, /* System Peripherals */
856 - 0, /* Parallel IO Controller A */
857 - 0, /* Parallel IO Controller B */
858 - 0, /* Parallel IO Controller C, D and E */
859 + 1, /* Parallel IO Controller A */
860 + 1, /* Parallel IO Controller B */
861 + 1, /* Parallel IO Controller C, D and E */
862 0,
863 0,
864 - 6, /* USART 0 */
865 - 6, /* USART 1 */
866 - 6, /* USART 2 */
867 + 5, /* USART 0 */
868 + 5, /* USART 1 */
869 + 5, /* USART 2 */
870 0, /* Multimedia Card Interface 0 */
871 0, /* Multimedia Card Interface 1 */
872 - 4, /* CAN */
873 - 0, /* Two-Wire Interface */
874 - 6, /* Serial Peripheral Interface 0 */
875 - 6, /* Serial Peripheral Interface 1 */
876 - 5, /* Serial Synchronous Controller 0 */
877 - 5, /* Serial Synchronous Controller 1 */
878 - 6, /* AC97 Controller */
879 + 3, /* CAN */
880 + 6, /* Two-Wire Interface */
881 + 5, /* Serial Peripheral Interface 0 */
882 + 5, /* Serial Peripheral Interface 1 */
883 + 4, /* Serial Synchronous Controller 0 */
884 + 4, /* Serial Synchronous Controller 1 */
885 + 5, /* AC97 Controller */
886 0, /* Timer Counter 0, 1 and 2 */
887 0, /* Pulse Width Modulation Controller */
888 3, /* Ethernet */
889 0,
890 0, /* 2D Graphic Engine */
891 - 3, /* USB Device Port */
892 + 2, /* USB Device Port */
893 0, /* Image Sensor Interface */
894 3, /* LDC Controller */
895 0, /* DMA Controller */
896 0,
897 - 3, /* USB Host port */
898 + 2, /* USB Host port */
899 0, /* Advanced Interrupt Controller (IRQ0) */
900 0, /* Advanced Interrupt Controller (IRQ1) */
901 };
902 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9263_devices.c
903 ===================================================================
904 --- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9263_devices.c
905 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9263_devices.c
906 @@ -13,6 +13,9 @@
907 #include <asm/mach/map.h>
908
909 #include <linux/platform_device.h>
910 +#include <linux/fb.h>
911 +
912 +#include <video/atmel_lcdc.h>
913
914 #include <asm/arch/board.h>
915 #include <asm/arch/gpio.h>
916 @@ -573,6 +576,180 @@ void __init at91_add_device_spi(struct s
917
918
919 /* --------------------------------------------------------------------
920 + * AC97
921 + * -------------------------------------------------------------------- */
922 +
923 +#if defined(CONFIG_SND_AT91_AC97) || defined(CONFIG_SND_AT91_AC97_MODULE)
924 +static u64 ac97_dmamask = 0xffffffffUL;
925 +static struct atmel_ac97_data ac97_data;
926 +
927 +static struct resource ac97_resources[] = {
928 + [0] = {
929 + .start = AT91SAM9263_BASE_AC97C,
930 + .end = AT91SAM9263_BASE_AC97C + SZ_16K - 1,
931 + .flags = IORESOURCE_MEM,
932 + },
933 + [1] = {
934 + .start = AT91SAM9263_ID_AC97C,
935 + .end = AT91SAM9263_ID_AC97C,
936 + .flags = IORESOURCE_IRQ,
937 + },
938 +};
939 +
940 +static struct platform_device at91sam9263_ac97_device = {
941 + .name = "ac97c",
942 + .id = 1,
943 + .dev = {
944 + .dma_mask = &ac97_dmamask,
945 + .coherent_dma_mask = 0xffffffff,
946 + .platform_data = &ac97_data,
947 + },
948 + .resource = ac97_resources,
949 + .num_resources = ARRAY_SIZE(ac97_resources),
950 +};
951 +
952 +void __init at91_add_device_ac97(struct atmel_ac97_data *data)
953 +{
954 + if (!data)
955 + return;
956 +
957 + at91_set_A_periph(AT91_PIN_PB0, 0); /* AC97FS */
958 + at91_set_A_periph(AT91_PIN_PB1, 0); /* AC97CK */
959 + at91_set_A_periph(AT91_PIN_PB2, 0); /* AC97TX */
960 + at91_set_A_periph(AT91_PIN_PB3, 0); /* AC97RX */
961 +
962 + /* reset */
963 + if (data->reset_pin)
964 + at91_set_gpio_output(data->reset_pin, 0);
965 +
966 + ac97_data = *ek_data;
967 + platform_device_register(&at91sam9263_ac97_device);
968 +}
969 +#else
970 +void __init at91_add_device_ac97(struct atmel_ac97_data *data) {}
971 +#endif
972 +
973 +
974 +/* --------------------------------------------------------------------
975 + * Image Sensor Interface
976 + * -------------------------------------------------------------------- */
977 +
978 +#if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
979 +
980 +struct resource isi_resources[] = {
981 + [0] = {
982 + .start = AT91SAM9263_BASE_ISI,
983 + .end = AT91SAM9263_BASE_ISI + SZ_16K - 1,
984 + .flags = IORESOURCE_MEM,
985 + },
986 + [1] = {
987 + .start = AT91SAM9263_ID_ISI,
988 + .end = AT91SAM9263_ID_ISI,
989 + .flags = IORESOURCE_IRQ,
990 + },
991 +};
992 +
993 +static struct platform_device at91sam9263_isi_device = {
994 + .name = "at91_isi",
995 + .id = -1,
996 + .resource = isi_resources,
997 + .num_resources = ARRAY_SIZE(isi_resources),
998 +};
999 +
1000 +void __init at91_add_device_isi(void)
1001 +{
1002 + at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */
1003 + at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */
1004 + at91_set_A_periph(AT91_PIN_PE2, 0); /* ISI_D2 */
1005 + at91_set_A_periph(AT91_PIN_PE3, 0); /* ISI_D3 */
1006 + at91_set_A_periph(AT91_PIN_PE4, 0); /* ISI_D4 */
1007 + at91_set_A_periph(AT91_PIN_PE5, 0); /* ISI_D5 */
1008 + at91_set_A_periph(AT91_PIN_PE6, 0); /* ISI_D6 */
1009 + at91_set_A_periph(AT91_PIN_PE7, 0); /* ISI_D7 */
1010 + at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */
1011 + at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */
1012 + at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */
1013 + at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
1014 + at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */
1015 + at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */
1016 + at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */
1017 + at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */
1018 +}
1019 +#else
1020 +void __init at91_add_device_isi(void) {}
1021 +#endif
1022 +
1023 +
1024 +/* --------------------------------------------------------------------
1025 + * LCD Controller
1026 + * -------------------------------------------------------------------- */
1027 +
1028 +#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
1029 +static u64 lcdc_dmamask = 0xffffffffUL;
1030 +static struct atmel_lcdfb_info lcdc_data;
1031 +
1032 +static struct resource lcdc_resources[] = {
1033 + [0] = {
1034 + .start = AT91SAM9263_LCDC_BASE,
1035 + .end = AT91SAM9263_LCDC_BASE + SZ_4K - 1,
1036 + .flags = IORESOURCE_MEM,
1037 + },
1038 + [1] = {
1039 + .start = AT91SAM9263_ID_LCDC,
1040 + .end = AT91SAM9263_ID_LCDC,
1041 + .flags = IORESOURCE_IRQ,
1042 + },
1043 +};
1044 +
1045 +static struct platform_device at91_lcdc_device = {
1046 + .name = "atmel_lcdfb",
1047 + .id = 0,
1048 + .dev = {
1049 + .dma_mask = &lcdc_dmamask,
1050 + .coherent_dma_mask = 0xffffffff,
1051 + .platform_data = &lcdc_data,
1052 + },
1053 + .resource = lcdc_resources,
1054 + .num_resources = ARRAY_SIZE(lcdc_resources),
1055 +};
1056 +
1057 +void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
1058 +{
1059 + if (!data)
1060 + return;
1061 +
1062 + at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */
1063 + at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */
1064 + at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */
1065 + at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */
1066 + at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */
1067 + at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */
1068 + at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */
1069 + at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */
1070 + at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */
1071 + at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */
1072 + at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */
1073 + at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */
1074 + at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */
1075 + at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */
1076 + at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */
1077 + at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */
1078 + at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */
1079 + at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */
1080 + at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */
1081 + at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */
1082 + at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */
1083 + at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */
1084 +
1085 + lcdc_data = *data;
1086 + platform_device_register(&at91_lcdc_device);
1087 +}
1088 +#else
1089 +void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
1090 +#endif
1091 +
1092 +
1093 +/* --------------------------------------------------------------------
1094 * LEDs
1095 * -------------------------------------------------------------------- */
1096
1097 @@ -594,6 +771,32 @@ void __init at91_init_leds(u8 cpu_led, u
1098 #endif
1099
1100
1101 +#if defined(CONFIG_NEW_LEDS)
1102 +
1103 +static struct platform_device at91_leds = {
1104 + .name = "at91_leds",
1105 + .id = -1,
1106 +};
1107 +
1108 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
1109 +{
1110 + if (!nr)
1111 + return;
1112 +
1113 + at91_leds.dev.platform_data = leds;
1114 +
1115 + for ( ; nr; nr--, leds++) {
1116 + leds->index = nr; /* first record stores number of leds */
1117 + at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
1118 + }
1119 +
1120 + platform_device_register(&at91_leds);
1121 +}
1122 +#else
1123 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
1124 +#endif
1125 +
1126 +
1127 /* --------------------------------------------------------------------
1128 * UART
1129 * -------------------------------------------------------------------- */
1130 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl.c
1131 ===================================================================
1132 --- /dev/null
1133 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl.c
1134 @@ -0,0 +1,366 @@
1135 +/*
1136 + * arch/arm/mach-at91/at91sam9rl.c
1137 + *
1138 + * Copyright (C) 2005 SAN People
1139 + * Copyright (C) 2007 Atmel Corporation
1140 + *
1141 + * This file is subject to the terms and conditions of the GNU General Public
1142 + * License. See the file COPYING in the main directory of this archive for
1143 + * more details.
1144 + */
1145 +
1146 +#include <linux/module.h>
1147 +
1148 +#include <asm/mach/arch.h>
1149 +#include <asm/mach/map.h>
1150 +#include <asm/arch/cpu.h>
1151 +#include <asm/arch/at91sam9rl.h>
1152 +#include <asm/arch/at91_pmc.h>
1153 +#include <asm/arch/at91_rstc.h>
1154 +
1155 +#include "generic.h"
1156 +#include "clock.h"
1157 +
1158 +static struct map_desc at91sam9rl_io_desc[] __initdata = {
1159 + {
1160 + .virtual = AT91_VA_BASE_SYS,
1161 + .pfn = __phys_to_pfn(AT91_BASE_SYS),
1162 + .length = SZ_16K,
1163 + .type = MT_DEVICE,
1164 + },
1165 +};
1166 +
1167 +static struct map_desc at91sam9rl_sram_desc[] __initdata = {
1168 + {
1169 + .pfn = __phys_to_pfn(AT91SAM9RL_SRAM_BASE),
1170 + .type = MT_DEVICE,
1171 + }
1172 +};
1173 +
1174 +/* --------------------------------------------------------------------
1175 + * Clocks
1176 + * -------------------------------------------------------------------- */
1177 +
1178 +/*
1179 + * The peripheral clocks.
1180 + */
1181 +static struct clk pioA_clk = {
1182 + .name = "pioA_clk",
1183 + .pmc_mask = 1 << AT91SAM9RL_ID_PIOA,
1184 + .type = CLK_TYPE_PERIPHERAL,
1185 +};
1186 +static struct clk pioB_clk = {
1187 + .name = "pioB_clk",
1188 + .pmc_mask = 1 << AT91SAM9RL_ID_PIOB,
1189 + .type = CLK_TYPE_PERIPHERAL,
1190 +};
1191 +static struct clk pioC_clk = {
1192 + .name = "pioC_clk",
1193 + .pmc_mask = 1 << AT91SAM9RL_ID_PIOC,
1194 + .type = CLK_TYPE_PERIPHERAL,
1195 +};
1196 +static struct clk pioD_clk = {
1197 + .name = "pioD_clk",
1198 + .pmc_mask = 1 << AT91SAM9RL_ID_PIOD,
1199 + .type = CLK_TYPE_PERIPHERAL,
1200 +};
1201 +static struct clk usart0_clk = {
1202 + .name = "usart0_clk",
1203 + .pmc_mask = 1 << AT91SAM9RL_ID_US0,
1204 + .type = CLK_TYPE_PERIPHERAL,
1205 +};
1206 +static struct clk usart1_clk = {
1207 + .name = "usart1_clk",
1208 + .pmc_mask = 1 << AT91SAM9RL_ID_US1,
1209 + .type = CLK_TYPE_PERIPHERAL,
1210 +};
1211 +static struct clk usart2_clk = {
1212 + .name = "usart2_clk",
1213 + .pmc_mask = 1 << AT91SAM9RL_ID_US2,
1214 + .type = CLK_TYPE_PERIPHERAL,
1215 +};
1216 +static struct clk usart3_clk = {
1217 + .name = "usart3_clk",
1218 + .pmc_mask = 1 << AT91SAM9RL_ID_US3,
1219 + .type = CLK_TYPE_PERIPHERAL,
1220 +};
1221 +static struct clk mmc_clk = {
1222 + .name = "mci_clk",
1223 + .pmc_mask = 1 << AT91SAM9RL_ID_MCI,
1224 + .type = CLK_TYPE_PERIPHERAL,
1225 +};
1226 +static struct clk twi0_clk = {
1227 + .name = "twi0_clk",
1228 + .pmc_mask = 1 << AT91SAM9RL_ID_TWI0,
1229 + .type = CLK_TYPE_PERIPHERAL,
1230 +};
1231 +static struct clk twi1_clk = {
1232 + .name = "twi1_clk",
1233 + .pmc_mask = 1 << AT91SAM9RL_ID_TWI1,
1234 + .type = CLK_TYPE_PERIPHERAL,
1235 +};
1236 +static struct clk spi_clk = {
1237 + .name = "spi_clk",
1238 + .pmc_mask = 1 << AT91SAM9RL_ID_SPI,
1239 + .type = CLK_TYPE_PERIPHERAL,
1240 +};
1241 +static struct clk ssc0_clk = {
1242 + .name = "ssc0_clk",
1243 + .pmc_mask = 1 << AT91SAM9RL_ID_SSC0,
1244 + .type = CLK_TYPE_PERIPHERAL,
1245 +};
1246 +static struct clk ssc1_clk = {
1247 + .name = "ssc1_clk",
1248 + .pmc_mask = 1 << AT91SAM9RL_ID_SSC1,
1249 + .type = CLK_TYPE_PERIPHERAL,
1250 +};
1251 +static struct clk tc0_clk = {
1252 + .name = "tc0_clk",
1253 + .pmc_mask = 1 << AT91SAM9RL_ID_TC0,
1254 + .type = CLK_TYPE_PERIPHERAL,
1255 +};
1256 +static struct clk tc1_clk = {
1257 + .name = "tc1_clk",
1258 + .pmc_mask = 1 << AT91SAM9RL_ID_TC1,
1259 + .type = CLK_TYPE_PERIPHERAL,
1260 +};
1261 +static struct clk tc2_clk = {
1262 + .name = "tc2_clk",
1263 + .pmc_mask = 1 << AT91SAM9RL_ID_TC2,
1264 + .type = CLK_TYPE_PERIPHERAL,
1265 +};
1266 +static struct clk pwmc_clk = {
1267 + .name = "pwmc_clk",
1268 + .pmc_mask = 1 << AT91SAM9RL_ID_PWMC,
1269 + .type = CLK_TYPE_PERIPHERAL,
1270 +};
1271 +static struct clk tsc_clk = {
1272 + .name = "tsc_clk",
1273 + .pmc_mask = 1 << AT91SAM9RL_ID_TSC,
1274 + .type = CLK_TYPE_PERIPHERAL,
1275 +};
1276 +static struct clk dma_clk = {
1277 + .name = "dma_clk",
1278 + .pmc_mask = 1 << AT91SAM9RL_ID_DMA,
1279 + .type = CLK_TYPE_PERIPHERAL,
1280 +};
1281 +static struct clk udphs_clk = {
1282 + .name = "udphs_clk",
1283 + .pmc_mask = 1 << AT91SAM9RL_ID_UDPHS,
1284 + .type = CLK_TYPE_PERIPHERAL,
1285 +};
1286 +static struct clk lcdc_clk = {
1287 + .name = "lcdc_clk",
1288 + .pmc_mask = 1 << AT91SAM9RL_ID_LCDC,
1289 + .type = CLK_TYPE_PERIPHERAL,
1290 +};
1291 +static struct clk ac97_clk = {
1292 + .name = "ac97_clk",
1293 + .pmc_mask = 1 << AT91SAM9RL_ID_AC97C,
1294 + .type = CLK_TYPE_PERIPHERAL,
1295 +};
1296 +
1297 +static struct clk *periph_clocks[] __initdata = {
1298 + &pioA_clk,
1299 + &pioB_clk,
1300 + &pioC_clk,
1301 + &pioD_clk,
1302 + &usart0_clk,
1303 + &usart1_clk,
1304 + &usart2_clk,
1305 + &usart3_clk,
1306 + &mmc_clk,
1307 + &twi0_clk,
1308 + &twi1_clk,
1309 + &spi_clk,
1310 + &ssc0_clk,
1311 + &ssc1_clk,
1312 + &tc0_clk,
1313 + &tc1_clk,
1314 + &tc2_clk,
1315 + &pwmc_clk,
1316 + &tsc_clk,
1317 + &dma_clk,
1318 + &udphs_clk,
1319 + &lcdc_clk,
1320 + &ac97_clk,
1321 + // irq0
1322 +};
1323 +
1324 +/*
1325 + * The two programmable clocks.
1326 + * You must configure pin multiplexing to bring these signals out.
1327 + */
1328 +static struct clk pck0 = {
1329 + .name = "pck0",
1330 + .pmc_mask = AT91_PMC_PCK0,
1331 + .type = CLK_TYPE_PROGRAMMABLE,
1332 + .id = 0,
1333 +};
1334 +static struct clk pck1 = {
1335 + .name = "pck1",
1336 + .pmc_mask = AT91_PMC_PCK1,
1337 + .type = CLK_TYPE_PROGRAMMABLE,
1338 + .id = 1,
1339 +};
1340 +
1341 +static void __init at91sam9rl_register_clocks(void)
1342 +{
1343 + int i;
1344 +
1345 + for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
1346 + clk_register(periph_clocks[i]);
1347 +
1348 + clk_register(&pck0);
1349 + clk_register(&pck1);
1350 +}
1351 +
1352 +/* --------------------------------------------------------------------
1353 + * GPIO
1354 + * -------------------------------------------------------------------- */
1355 +
1356 +static struct at91_gpio_bank at91sam9rl_gpio[] = {
1357 + {
1358 + .id = AT91SAM9RL_ID_PIOA,
1359 + .offset = AT91_PIOA,
1360 + .clock = &pioA_clk,
1361 + }, {
1362 + .id = AT91SAM9RL_ID_PIOB,
1363 + .offset = AT91_PIOB,
1364 + .clock = &pioB_clk,
1365 + }, {
1366 + .id = AT91SAM9RL_ID_PIOC,
1367 + .offset = AT91_PIOC,
1368 + .clock = &pioC_clk,
1369 + }, {
1370 + .id = AT91SAM9RL_ID_PIOD,
1371 + .offset = AT91_PIOD,
1372 + .clock = &pioD_clk,
1373 + }
1374 +};
1375 +
1376 +static void at91sam9rl_reset(void)
1377 +{
1378 + at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
1379 +}
1380 +
1381 +
1382 +/* --------------------------------------------------------------------
1383 + * Timer/Counter library initialization
1384 + * -------------------------------------------------------------------- */
1385 +#ifdef CONFIG_ATMEL_TCLIB
1386 +
1387 +#include "tclib.h"
1388 +
1389 +static struct atmel_tcblock at91sam9rl_tcblocks[] = {
1390 + [0] = {
1391 + .physaddr = AT91SAM9RL_BASE_TCB0,
1392 + .irq = { AT91SAM9RL_ID_TC0, AT91SAM9RL_ID_TC1, AT91SAM9RL_ID_TC2 },
1393 + .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
1394 + }
1395 +};
1396 +
1397 +#define at91sam9rl_tc_init() atmel_tc_init(at91sam9rl_tcblocks, ARRAY_SIZE(at91sam9rl_tcblocks))
1398 +
1399 +#else
1400 +#define at91sam9rl_tc_init() do {} while(0)
1401 +#endif
1402 +
1403 +
1404 +/* --------------------------------------------------------------------
1405 + * AT91SAM9RL processor initialization
1406 + * -------------------------------------------------------------------- */
1407 +
1408 +void __init at91sam9rl_initialize(unsigned long main_clock)
1409 +{
1410 + unsigned long cidr, sram_size;
1411 +
1412 + /* Map peripherals */
1413 + iotable_init(at91sam9rl_io_desc, ARRAY_SIZE(at91sam9rl_io_desc));
1414 +
1415 + cidr = at91_sys_read(AT91_DBGU_CIDR);
1416 +
1417 + switch (cidr & AT91_CIDR_SRAMSIZ) {
1418 + case AT91_CIDR_SRAMSIZ_32K:
1419 + sram_size = 2 * SZ_16K;
1420 + break;
1421 + case AT91_CIDR_SRAMSIZ_16K:
1422 + default:
1423 + sram_size = SZ_16K;
1424 + }
1425 +
1426 + at91sam9rl_sram_desc->virtual = AT91_IO_VIRT_BASE - sram_size;
1427 + at91sam9rl_sram_desc->length = sram_size;
1428 +
1429 + /* Map SRAM */
1430 + iotable_init(at91sam9rl_sram_desc, ARRAY_SIZE(at91sam9rl_sram_desc));
1431 +
1432 + at91_arch_reset = at91sam9rl_reset;
1433 + at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);
1434 +
1435 + /* Init clock subsystem */
1436 + at91_clock_init(main_clock);
1437 +
1438 + /* Register the processor-specific clocks */
1439 + at91sam9rl_register_clocks();
1440 +
1441 + /* Register GPIO subsystem */
1442 + at91_gpio_init(at91sam9rl_gpio, 4);
1443 +
1444 + /* Initialize the Timer/Counter blocks */
1445 + at91sam9rl_tc_init();
1446 +}
1447 +
1448 +/* --------------------------------------------------------------------
1449 + * Interrupt initialization
1450 + * -------------------------------------------------------------------- */
1451 +
1452 +/*
1453 + * The default interrupt priority levels (0 = lowest, 7 = highest).
1454 + */
1455 +static unsigned int at91sam9rl_default_irq_priority[NR_AIC_IRQS] __initdata = {
1456 + 7, /* Advanced Interrupt Controller */
1457 + 7, /* System Peripherals */
1458 + 1, /* Parallel IO Controller A */
1459 + 1, /* Parallel IO Controller B */
1460 + 1, /* Parallel IO Controller C */
1461 + 1, /* Parallel IO Controller D */
1462 + 5, /* USART 0 */
1463 + 5, /* USART 1 */
1464 + 5, /* USART 2 */
1465 + 5, /* USART 3 */
1466 + 0, /* Multimedia Card Interface */
1467 + 6, /* Two-Wire Interface 0 */
1468 + 6, /* Two-Wire Interface 1 */
1469 + 5, /* Serial Peripheral Interface */
1470 + 4, /* Serial Synchronous Controller 0 */
1471 + 4, /* Serial Synchronous Controller 1 */
1472 + 0, /* Timer Counter 0 */
1473 + 0, /* Timer Counter 1 */
1474 + 0, /* Timer Counter 2 */
1475 + 0,
1476 + 0, /* Touch Screen Controller */
1477 + 0, /* DMA Controller */
1478 + 2, /* USB Device High speed port */
1479 + 2, /* LCD Controller */
1480 + 6, /* AC97 Controller */
1481 + 0,
1482 + 0,
1483 + 0,
1484 + 0,
1485 + 0,
1486 + 0,
1487 + 0, /* Advanced Interrupt Controller */
1488 +};
1489 +
1490 +void __init at91sam9rl_init_interrupts(unsigned int priority[NR_AIC_IRQS])
1491 +{
1492 + if (!priority)
1493 + priority = at91sam9rl_default_irq_priority;
1494 +
1495 + /* Initialize the AIC interrupt controller */
1496 + at91_aic_init(priority);
1497 +
1498 + /* Enable GPIO interrupts */
1499 + at91_gpio_irq_setup();
1500 +}
1501 Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl_devices.c
1502 ===================================================================
1503 --- /dev/null
1504 +++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl_devices.c
1505 @@ -0,0 +1,660 @@
1506 +/*
1507 + * Copyright (C) 2007 Atmel Corporation
1508 + *
1509 + * This file is subject to the terms and conditions of the GNU General Public
1510 + * License. See the file COPYING in the main directory of this archive for
1511 + * more details.
1512 + */
1513 +
1514 +#include <asm/mach/arch.h>
1515 +#include <asm/mach/map.h>
1516 +
1517 +#include <linux/platform_device.h>
1518 +#include <linux/fb.h>
1519 +
1520 +#include <video/atmel_lcdc.h>
1521 +
1522 +#include <asm/arch/board.h>
1523 +#include <asm/arch/gpio.h>
1524 +#include <asm/arch/at91sam9rl.h>
1525 +#include <asm/arch/at91sam9rl_matrix.h>
1526 +#include <asm/arch/at91sam926x_mc.h>
1527 +
1528 +#include "generic.h"
1529 +
1530 +#define SZ_512 0x00000200
1531 +#define SZ_256 0x00000100
1532 +#define SZ_16 0x00000010
1533 +
1534 +
1535 +/* --------------------------------------------------------------------
1536 + * MMC / SD
1537 + * -------------------------------------------------------------------- */
1538 +
1539 +#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
1540 +static u64 mmc_dmamask = 0xffffffffUL;
1541 +static struct at91_mmc_data mmc_data;
1542 +
1543 +static struct resource mmc_resources[] = {
1544 + [0] = {
1545 + .start = AT91SAM9RL_BASE_MCI,
1546 + .end = AT91SAM9RL_BASE_MCI + SZ_16K - 1,
1547 + .flags = IORESOURCE_MEM,
1548 + },
1549 + [1] = {
1550 + .start = AT91SAM9RL_ID_MCI,
1551 + .end = AT91SAM9RL_ID_MCI,
1552 + .flags = IORESOURCE_IRQ,
1553 + },
1554 +};
1555 +
1556 +static struct platform_device at91sam9rl_mmc_device = {
1557 + .name = "at91_mci",
1558 + .id = -1,
1559 + .dev = {
1560 + .dma_mask = &mmc_dmamask,
1561 + .coherent_dma_mask = 0xffffffff,
1562 + .platform_data = &mmc_data,
1563 + },
1564 + .resource = mmc_resources,
1565 + .num_resources = ARRAY_SIZE(mmc_resources),
1566 +};
1567 +
1568 +void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
1569 +{
1570 + if (!data)
1571 + return;
1572 +
1573 + /* input/irq */
1574 + if (data->det_pin) {
1575 + at91_set_gpio_input(data->det_pin, 1);
1576 + at91_set_deglitch(data->det_pin, 1);
1577 + }
1578 + if (data->wp_pin)
1579 + at91_set_gpio_input(data->wp_pin, 1);
1580 + if (data->vcc_pin)
1581 + at91_set_gpio_output(data->vcc_pin, 0);
1582 +
1583 + /* CLK */
1584 + at91_set_A_periph(AT91_PIN_PA2, 0);
1585 +
1586 + /* CMD */
1587 + at91_set_A_periph(AT91_PIN_PA1, 1);
1588 +
1589 + /* DAT0, maybe DAT1..DAT3 */
1590 + at91_set_A_periph(AT91_PIN_PA0, 1);
1591 + if (data->wire4) {
1592 + at91_set_A_periph(AT91_PIN_PA3, 1);
1593 + at91_set_A_periph(AT91_PIN_PA4, 1);
1594 + at91_set_A_periph(AT91_PIN_PA5, 1);
1595 + }
1596 +
1597 + mmc_data = *data;
1598 + platform_device_register(&at91sam9rl_mmc_device);
1599 +}
1600 +#else
1601 +void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
1602 +#endif
1603 +
1604 +
1605 +/* --------------------------------------------------------------------
1606 + * NAND / SmartMedia
1607 + * -------------------------------------------------------------------- */
1608 +
1609 +#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
1610 +static struct at91_nand_data nand_data;
1611 +
1612 +#define NAND_BASE AT91_CHIPSELECT_3
1613 +
1614 +static struct resource nand_resources[] = {
1615 + {
1616 + .start = NAND_BASE,
1617 + .end = NAND_BASE + SZ_256M - 1,
1618 + .flags = IORESOURCE_MEM,
1619 + }
1620 +};
1621 +
1622 +static struct platform_device at91_nand_device = {
1623 + .name = "at91_nand",
1624 + .id = -1,
1625 + .dev = {
1626 + .platform_data = &nand_data,
1627 + },
1628 + .resource = nand_resources,
1629 + .num_resources = ARRAY_SIZE(nand_resources),
1630 +};
1631 +
1632 +void __init at91_add_device_nand(struct at91_nand_data *data)
1633 +{
1634 + unsigned long csa;
1635 +
1636 + if (!data)
1637 + return;
1638 +
1639 + csa = at91_sys_read(AT91_MATRIX_EBICSA);
1640 + at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
1641 +
1642 + /* set the bus interface characteristics */
1643 + at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0)
1644 + | AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0));
1645 +
1646 + at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(2) | AT91_SMC_NCS_WRPULSE_(5)
1647 + | AT91_SMC_NRDPULSE_(2) | AT91_SMC_NCS_RDPULSE_(5));
1648 +
1649 + at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(7) | AT91_SMC_NRDCYCLE_(7));
1650 +
1651 + at91_sys_write(AT91_SMC_MODE(3), AT91_SMC_DBW_8 | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(1));
1652 +
1653 + /* enable pin */
1654 + if (data->enable_pin)
1655 + at91_set_gpio_output(data->enable_pin, 1);
1656 +
1657 + /* ready/busy pin */
1658 + if (data->rdy_pin)
1659 + at91_set_gpio_input(data->rdy_pin, 1);
1660 +
1661 + /* card detect pin */
1662 + if (data->det_pin)
1663 + at91_set_gpio_input(data->det_pin, 1);
1664 +
1665 + at91_set_A_periph(AT91_PIN_PB4, 0); /* NANDOE */
1666 + at91_set_A_periph(AT91_PIN_PB5, 0); /* NANDWE */
1667 +
1668 + nand_data = *data;
1669 + platform_device_register(&at91_nand_device);
1670 +}
1671 +
1672 +#else
1673 +void __init at91_add_device_nand(struct at91_nand_data *data) {}
1674 +#endif
1675 +
1676 +
1677 +/* --------------------------------------------------------------------
1678 + * TWI (i2c)
1679 + * -------------------------------------------------------------------- */
1680 +
1681 +#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
1682 +
1683 +static struct resource twi_resources[] = {
1684 + [0] = {
1685 + .start = AT91SAM9RL_BASE_TWI0,
1686 + .end = AT91SAM9RL_BASE_TWI0 + SZ_16K - 1,
1687 + .flags = IORESOURCE_MEM,
1688 + },
1689 + [1] = {
1690 + .start = AT91SAM9RL_ID_TWI0,
1691 + .end = AT91SAM9RL_ID_TWI0,
1692 + .flags = IORESOURCE_IRQ,
1693 + },
1694 +};
1695 +
1696 +static struct platform_device at91sam9rl_twi_device = {
1697 + .name = "at91_i2c",
1698 + .id = -1,
1699 + .resource = twi_resources,
1700 + .num_resources = ARRAY_SIZE(twi_resources),
1701 +};
1702 +
1703 +void __init at91_add_device_i2c(void)
1704 +{
1705 + /* pins used for TWI interface */
1706 + at91_set_A_periph(AT91_PIN_PA23, 0); /* TWD */
1707 + at91_set_multi_drive(AT91_PIN_PA23, 1);
1708 +
1709 + at91_set_A_periph(AT91_PIN_PA24, 0); /* TWCK */
1710 + at91_set_multi_drive(AT91_PIN_PA24, 1);
1711 +
1712 + platform_device_register(&at91sam9rl_twi_device);
1713 +}
1714 +#else
1715 +void __init at91_add_device_i2c(void) {}
1716 +#endif
1717 +
1718 +
1719 +/* --------------------------------------------------------------------
1720 + * SPI
1721 + * -------------------------------------------------------------------- */
1722 +
1723 +#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
1724 +static u64 spi_dmamask = 0xffffffffUL;
1725 +
1726 +static struct resource spi_resources[] = {
1727 + [0] = {
1728 + .start = AT91SAM9RL_BASE_SPI,
1729 + .end = AT91SAM9RL_BASE_SPI + SZ_16K - 1,
1730 + .flags = IORESOURCE_MEM,
1731 + },
1732 + [1] = {
1733 + .start = AT91SAM9RL_ID_SPI,
1734 + .end = AT91SAM9RL_ID_SPI,
1735 + .flags = IORESOURCE_IRQ,
1736 + },
1737 +};
1738 +
1739 +static struct platform_device at91sam9rl_spi_device = {
1740 + .name = "atmel_spi",
1741 + .id = 0,
1742 + .dev = {
1743 + .dma_mask = &spi_dmamask,
1744 + .coherent_dma_mask = 0xffffffff,
1745 + },
1746 + .resource = spi_resources,
1747 + .num_resources = ARRAY_SIZE(spi_resources),
1748 +};
1749 +
1750 +static const unsigned spi_standard_cs[4] = { AT91_PIN_PA28, AT91_PIN_PB7, AT91_PIN_PD8, AT91_PIN_PD9 };
1751 +
1752 +
1753 +void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
1754 +{
1755 + int i;
1756 + unsigned long cs_pin;
1757 +
1758 + at91_set_A_periph(AT91_PIN_PA25, 0); /* MISO */
1759 + at91_set_A_periph(AT91_PIN_PA26, 0); /* MOSI */
1760 + at91_set_A_periph(AT91_PIN_PA27, 0); /* SPCK */
1761 +
1762 + /* Enable SPI chip-selects */
1763 + for (i = 0; i < nr_devices; i++) {
1764 + if (devices[i].controller_data)
1765 + cs_pin = (unsigned long) devices[i].controller_data;
1766 + else
1767 + cs_pin = spi_standard_cs[devices[i].chip_select];
1768 +
1769 + /* enable chip-select pin */
1770 + at91_set_gpio_output(cs_pin, 1);
1771 +
1772 + /* pass chip-select pin to driver */
1773 + devices[i].controller_data = (void *) cs_pin;
1774 + }
1775 +
1776 + spi_register_board_info(devices, nr_devices);
1777 + platform_device_register(&at91sam9rl_spi_device);
1778 +}
1779 +#else
1780 +void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
1781 +#endif
1782 +
1783 +
1784 +/* --------------------------------------------------------------------
1785 + * LCD Controller
1786 + * -------------------------------------------------------------------- */
1787 +
1788 +#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
1789 +static u64 lcdc_dmamask = 0xffffffffUL;
1790 +static struct atmel_lcdfb_info lcdc_data;
1791 +
1792 +static struct resource lcdc_resources[] = {
1793 + [0] = {
1794 + .start = AT91SAM9RL_LCDC_BASE,
1795 + .end = AT91SAM9RL_LCDC_BASE + SZ_4K - 1,
1796 + .flags = IORESOURCE_MEM,
1797 + },
1798 + [1] = {
1799 + .start = AT91SAM9RL_ID_LCDC,
1800 + .end = AT91SAM9RL_ID_LCDC,
1801 + .flags = IORESOURCE_IRQ,
1802 + },
1803 +#if defined(CONFIG_FB_INTSRAM)
1804 + [2] = {
1805 + .start = AT91SAM9RL_SRAM_BASE,
1806 + .end = AT91SAM9RL_SRAM_BASE + AT91SAM9RL_SRAM_SIZE - 1,
1807 + .flags = IORESOURCE_MEM,
1808 + },
1809 +#endif
1810 +};
1811 +
1812 +static struct platform_device at91_lcdc_device = {
1813 + .name = "atmel_lcdfb",
1814 + .id = 0,
1815 + .dev = {
1816 + .dma_mask = &lcdc_dmamask,
1817 + .coherent_dma_mask = 0xffffffff,
1818 + .platform_data = &lcdc_data,
1819 + },
1820 + .resource = lcdc_resources,
1821 + .num_resources = ARRAY_SIZE(lcdc_resources),
1822 +};
1823 +
1824 +void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
1825 +{
1826 + if (!data) {
1827 + return;
1828 + }
1829 +
1830 +#warning "Check this"
1831 + at91_set_B_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
1832 + at91_set_B_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
1833 + at91_set_B_periph(AT91_PIN_PC7, 0); /* LCDDEN */
1834 + at91_set_B_periph(AT91_PIN_PC3, 0); /* LCDCC */
1835 + at91_set_B_periph(AT91_PIN_PC9, 0); /* LCDD3 */
1836 + at91_set_B_periph(AT91_PIN_PC10, 0); /* LCDD4 */
1837 + at91_set_B_periph(AT91_PIN_PC11, 0); /* LCDD5 */
1838 + at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD6 */
1839 + at91_set_B_periph(AT91_PIN_PC13, 0); /* LCDD7 */
1840 + at91_set_B_periph(AT91_PIN_PC15, 0); /* LCDD11 */
1841 + at91_set_B_periph(AT91_PIN_PC16, 0); /* LCDD12 */
1842 + at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD13 */
1843 + at91_set_B_periph(AT91_PIN_PC18, 0); /* LCDD14 */
1844 + at91_set_B_periph(AT91_PIN_PC19, 0); /* LCDD15 */
1845 + at91_set_B_periph(AT91_PIN_PC20, 0); /* LCDD18 */
1846 + at91_set_B_periph(AT91_PIN_PC21, 0); /* LCDD19 */
1847 + at91_set_B_periph(AT91_PIN_PC22, 0); /* LCDD20 */
1848 + at91_set_B_periph(AT91_PIN_PC23, 0); /* LCDD21 */
1849 + at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
1850 + at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
1851 +
1852 + lcdc_data = *data;
1853 + platform_device_register(&at91_lcdc_device);
1854 +}
1855 +#else
1856 +void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
1857 +#endif
1858 +
1859 +
1860 +/* --------------------------------------------------------------------
1861 + * LEDs
1862 + * -------------------------------------------------------------------- */
1863 +
1864 +#if defined(CONFIG_LEDS)
1865 +u8 at91_leds_cpu;
1866 +u8 at91_leds_timer;
1867 +
1868 +void __init at91_init_leds(u8 cpu_led, u8 timer_led)
1869 +{
1870 + /* Enable GPIO to access the LEDs */
1871 + at91_set_gpio_output(cpu_led, 1);
1872 + at91_set_gpio_output(timer_led, 1);
1873 +
1874 + at91_leds_cpu = cpu_led;
1875 + at91_leds_timer = timer_led;
1876 +}
1877 +#else
1878 +void __init at91_init_leds(u8 cpu_led, u8 timer_led) {}
1879 +#endif
1880 +
1881 +
1882 +#if defined(CONFIG_NEW_LEDS)
1883 +
1884 +static struct platform_device at91_leds = {
1885 + .name = "at91_leds",
1886 + .id = -1,
1887 +};
1888 +
1889 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
1890 +{
1891 + if (!nr)
1892 + return;
1893 +
1894 + at91_leds.dev.platform_data = leds;
1895 +
1896 + for ( ; nr; nr--, leds++) {
1897 + leds->index = nr; /* first record stores number of leds */
1898 + at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
1899 + }
1900 +
1901 + platform_device_register(&at91_leds);
1902 +}
1903 +#else
1904 +void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
1905 +#endif
1906 +
1907 +
1908 +/* --------------------------------------------------------------------
1909 + * UART
1910 + * -------------------------------------------------------------------- */
1911 +
1912 +#if defined(CONFIG_SERIAL_ATMEL)
1913 +static struct resource dbgu_resources[] = {
1914 + [0] = {
1915 + .start = AT91_VA_BASE_SYS + AT91_DBGU,
1916 + .end = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
1917 + .flags = IORESOURCE_MEM,
1918 + },
1919 + [1] = {
1920 + .start = AT91_ID_SYS,
1921 + .end = AT91_ID_SYS,
1922 + .flags = IORESOURCE_IRQ,
1923 + },
1924 +};
1925 +
1926 +static struct atmel_uart_data dbgu_data = {
1927 + .use_dma_tx = 0,
1928 + .use_dma_rx = 0, /* DBGU not capable of receive DMA */
1929 + .regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
1930 +};
1931 +
1932 +static struct platform_device at91sam9rl_dbgu_device = {
1933 + .name = "atmel_usart",
1934 + .id = 0,
1935 + .dev = {
1936 + .platform_data = &dbgu_data,
1937 + .coherent_dma_mask = 0xffffffff,
1938 + },
1939 + .resource = dbgu_resources,
1940 + .num_resources = ARRAY_SIZE(dbgu_resources),
1941 +};
1942 +
1943 +static inline void configure_dbgu_pins(void)
1944 +{
1945 + at91_set_A_periph(AT91_PIN_PA21, 0); /* DRXD */
1946 + at91_set_A_periph(AT91_PIN_PA22, 1); /* DTXD */
1947 +}
1948 +
1949 +static struct resource uart0_resources[] = {
1950 + [0] = {
1951 + .start = AT91SAM9RL_BASE_US0,
1952 + .end = AT91SAM9RL_BASE_US0 + SZ_16K - 1,
1953 + .flags = IORESOURCE_MEM,
1954 + },
1955 + [1] = {
1956 + .start = AT91SAM9RL_ID_US0,
1957 + .end = AT91SAM9RL_ID_US0,
1958 + .flags = IORESOURCE_IRQ,
1959 + },
1960 +};
1961 +
1962 +static struct atmel_uart_data uart0_data = {
1963 + .use_dma_tx = 1,
1964 + .use_dma_rx = 1,
1965 +};
1966 +
1967 +static struct platform_device at91sam9rl_uart0_device = {
1968 + .name = "atmel_usart",
1969 + .id = 1,
1970 + .dev = {
1971 + .platform_data = &uart0_data,
1972 + .coherent_dma_mask = 0xffffffff,
1973 + },
1974 + .resource = uart0_resources,
1975 + .num_resources = ARRAY_SIZE(uart0_resources),
1976 +};
1977 +
1978 +static inline void configure_usart0_pins(void)
1979 +{
1980 + at91_set_A_periph(AT91_PIN_PA6, 1); /* TXD0 */
1981 + at91_set_A_periph(AT91_PIN_PA7, 0); /* RXD0 */
1982 + at91_set_A_periph(AT91_PIN_PA9, 0); /* RTS0 */
1983 + at91_set_A_periph(AT91_PIN_PA10, 0); /* CTS0 */
1984 +}
1985 +
1986 +static struct resource uart1_resources[] = {
1987 + [0] = {
1988 + .start = AT91SAM9RL_BASE_US1,
1989 + .end = AT91SAM9RL_BASE_US1 + SZ_16K - 1,
1990 + .flags = IORESOURCE_MEM,
1991 + },
1992 + [1] = {
1993 + .start = AT91SAM9RL_ID_US1,
1994 + .end = AT91SAM9RL_ID_US1,
1995 + .flags = IORESOURCE_IRQ,
1996 + },
1997 +};
1998 +
1999 +static struct atmel_uart_data uart1_data = {
2000 + .use_dma_tx = 1,
2001 + .use_dma_rx = 1,
2002 +};
2003 +
2004 +static struct platform_device at91sam9rl_uart1_device = {
2005 + .name = "atmel_usart",
2006 + .id = 2,
2007 + .dev = {
2008 + .platform_data = &uart1_data,
2009 + .coherent_dma_mask = 0xffffffff,
2010 + },
2011 + .resource = uart1_resources,
2012 + .num_resources = ARRAY_SIZE(uart1_resources),
2013 +};
2014 +
2015 +static inline void configure_usart1_pins(void)
2016 +{
2017 + at91_set_A_periph(AT91_PIN_PA11, 1); /* TXD1 */
2018 + at91_set_A_periph(AT91_PIN_PA12, 0); /* RXD1 */
2019 +}
2020 +
2021 +static struct resource uart2_resources[] = {
2022 + [0] = {
2023 + .start = AT91SAM9RL_BASE_US2,
2024 + .end = AT91SAM9RL_BASE_US2 + SZ_16K - 1,
2025 + .flags = IORESOURCE_MEM,
2026 + },
2027 + [1] = {
2028 + .start = AT91SAM9RL_ID_US2,
2029 + .end = AT91SAM9RL_ID_US2,
2030 + .flags = IORESOURCE_IRQ,
2031 + },
2032 +};
2033 +
2034 +static struct atmel_uart_data uart2_data = {
2035 + .use_dma_tx = 1,
2036 + .use_dma_rx = 1,
2037 +};
2038 +
2039 +static struct platform_device at91sam9rl_uart2_device = {
2040 + .name = "atmel_usart",
2041 + .id = 3,
2042 + .dev = {
2043 + .platform_data = &uart2_data,
2044 + .coherent_dma_mask = 0xffffffff,
2045 + },
2046 + .resource = uart2_resources,
2047 + .num_resources = ARRAY_SIZE(uart2_resources),
2048 +};
2049 +
2050 +static inline void configure_usart2_pins(void)
2051 +{
2052 + at91_set_A_periph(AT91_PIN_PA13, 1); /* TXD2 */
2053 + at91_set_A_periph(AT91_PIN_PA14, 0); /* RXD2 */
2054 +}
2055 +
2056 +static struct resource uart3_resources[] = {
2057 + [0] = {
2058 + .start = AT91SAM9RL_BASE_US3,
2059 + .end = AT91SAM9RL_BASE_US3 + SZ_16K - 1,
2060 + .flags = IORESOURCE_MEM,
2061 + },
2062 + [1] = {
2063 + .start = AT91SAM9RL_ID_US3,
2064 + .end = AT91SAM9RL_ID_US3,
2065 + .flags = IORESOURCE_IRQ,
2066 + },
2067 +};
2068 +
2069 +static struct atmel_uart_data uart3_data = {
2070 + .use_dma_tx = 1,
2071 + .use_dma_rx = 1,
2072 +};
2073 +
2074 +static struct platform_device at91sam9rl_uart3_device = {
2075 + .name = "atmel_usart",
2076 + .id = 4,
2077 + .dev = {
2078 + .platform_data = &uart3_data,
2079 + .coherent_dma_mask = 0xffffffff,
2080 + },
2081 + .resource = uart3_resources,
2082 + .num_resources = ARRAY_SIZE(uart3_resources),
2083 +};
2084 +
2085 +static inline void configure_usart3_pins(void)
2086 +{
2087 + at91_set_A_periph(AT91_PIN_PB0, 1); /* TXD3 */
2088 + at91_set_A_periph(AT91_PIN_PB1, 0); /* RXD3 */
2089 +}
2090 +
2091 +struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
2092 +struct platform_device *atmel_default_console_device; /* the serial console device */
2093 +
2094 +void __init at91_init_serial(struct at91_uart_config *config)
2095 +{
2096 + int i;
2097 +
2098 + /* Fill in list of supported UARTs */
2099 + for (i = 0; i < config->nr_tty; i++) {
2100 + switch (config->tty_map[i]) {
2101 + case 0:
2102 + configure_usart0_pins();
2103 + at91_uarts[i] = &at91sam9rl_uart0_device;
2104 + at91_clock_associate("usart0_clk", &at91sam9rl_uart0_device.dev, "usart");
2105 + break;
2106 + case 1:
2107 + configure_usart1_pins();
2108 + at91_uarts[i] = &at91sam9rl_uart1_device;
2109 + at91_clock_associate("usart1_clk", &at91sam9rl_uart1_device.dev, "usart");
2110 + break;
2111 + case 2:
2112 + configure_usart2_pins();
2113 + at91_uarts[i] = &at91sam9rl_uart2_device;
2114 + at91_clock_associate("usart2_clk", &at91sam9rl_uart2_device.dev, "usart");
2115 + break;
2116 + case 3:
2117 + configure_usart3_pins();
2118 + at91_uarts[i] = &at91sam9rl_uart3_device;
2119 + at91_clock_associate("usart3_clk", &at91sam9rl_uart3_device.dev, "usart");
2120 + break;
2121 + case 4:
2122 + configure_dbgu_pins();
2123 + at91_uarts[i] = &at91sam9rl_dbgu_device;
2124 + at91_clock_associate("mck", &at91sam9rl_dbgu_device.dev, "usart");
2125 + break;
2126 + default:
2127 + continue;
2128 + }
2129 + at91_uarts[i]->id = i; /* update ID number to mapped ID */
2130 + }
2131 +
2132 + /* Set serial console device */
2133 + if (config->console_tty < ATMEL_MAX_UART)
2134 + atmel_default_console_device = at91_uarts[config->console_tty];
2135 + if (!atmel_default_console_device)
2136 + printk(KERN_INFO "AT91: No default serial console defined.\n");
2137 +}
2138 +
2139 +void __init at91_add_device_serial(void)
2140 +{
2141 + int i;
2142 +
2143 + for (i = 0; i < ATMEL_MAX_UART; i++) {
2144 + if (at91_uarts[i])
2145 + platform_device_register(at91_uarts[i]);
2146 + }
2147 +}
2148 +#else
2149 +void __init at91_init_serial(struct at91_uart_config *config) {}
2150 +void __init at91_add_device_serial(void) {}
2151 +#endif
2152 +
2153 +
2154 +/* -------------------------------------------------------------------- */
2155 +
2156 +/*
2157 + * These devices are always present and don't need any board-specific
2158 + * setup.
2159 + */
2160 +static int __init at91_add_standard_devices(void)
2161 +{
2162 + return 0;
2163 +}
2164 +
2165 +arch_initcall(at91_add_standard_devices);
2166 Index: linux-2.6.21.7/arch/arm/mach-at91/board-cam60.c
2167 ===================================================================
2168 --- /dev/null
2169 +++ linux-2.6.21.7/arch/arm/mach-at91/board-cam60.c
2170 @@ -0,0 +1,148 @@
2171 +/*
2172 + * KwikByte CAM60
2173 + *
2174 + * based on board-sam9260ek.c
2175 + * Copyright (C) 2005 SAN People
2176 + * Copyright (C) 2006 Atmel
2177 + *
2178 + * This program is free software; you can redistribute it and/or modify
2179 + * it under the terms of the GNU General Public License as published by
2180 + * the Free Software Foundation; either version 2 of the License, or
2181 + * (at your option) any later version.
2182 + *
2183 + * This program is distributed in the hope that it will be useful,
2184 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
2185 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2186 + * GNU General Public License for more details.
2187 + *
2188 + * You should have received a copy of the GNU General Public License
2189 + * along with this program; if not, write to the Free Software
2190 + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
2191 + */
2192 +
2193 +#include <linux/types.h>
2194 +#include <linux/init.h>
2195 +#include <linux/mm.h>
2196 +#include <linux/module.h>
2197 +#include <linux/platform_device.h>
2198 +#include <linux/spi/spi.h>
2199 +#include <linux/spi/flash.h>
2200 +
2201 +#include <asm/hardware.h>
2202 +#include <asm/setup.h>
2203 +#include <asm/mach-types.h>
2204 +#include <asm/irq.h>
2205 +
2206 +#include <asm/mach/arch.h>
2207 +#include <asm/mach/map.h>
2208 +#include <asm/mach/irq.h>
2209 +
2210 +#include <asm/arch/board.h>
2211 +#include <asm/arch/gpio.h>
2212 +#include <asm/arch/at91sam926x_mc.h>
2213 +
2214 +#include "generic.h"
2215 +
2216 +
2217 +/*
2218 + * Serial port configuration.
2219 + * 0 .. 5 = USART0 .. USART5
2220 + * 6 = DBGU
2221 + */
2222 +static struct at91_uart_config __initdata cam60_uart_config = {
2223 + .console_tty = 0, /* ttyS0 */
2224 + .nr_tty = 1,
2225 + .tty_map = { 6, -1, -1, -1, -1, -1, -1 } /* ttyS0, ..., ttyS6 */
2226 +};
2227 +
2228 +static void __init cam60_map_io(void)
2229 +{
2230 + /* Initialize processor: 10 MHz crystal */
2231 + at91sam9260_initialize(10000000);
2232 +
2233 + /* Setup the serial ports and console */
2234 + at91_init_serial(&cam60_uart_config);
2235 +}
2236 +
2237 +static void __init cam60_init_irq(void)
2238 +{
2239 + at91sam9260_init_interrupts(NULL);
2240 +}
2241 +
2242 +
2243 +/*
2244 + * SPI devices.
2245 + */
2246 +#if defined(CONFIG_MTD_DATAFLASH)
2247 +static struct mtd_partition __initdata cam60_spi_partitions[] = {
2248 + {
2249 + .name = "BOOT1",
2250 + .offset = 0,
2251 + .size = 4 * 1056,
2252 + },
2253 + {
2254 + .name = "BOOT2",
2255 + .offset = MTDPART_OFS_NXTBLK,
2256 + .size = 256 * 1056,
2257 + },
2258 + {
2259 + .name = "kernel",
2260 + .offset = MTDPART_OFS_NXTBLK,
2261 + .size = 2222 * 1056,
2262 + },
2263 + {
2264 + .name = "file system",
2265 + .offset = MTDPART_OFS_NXTBLK,
2266 + .size = MTDPART_SIZ_FULL,
2267 + },
2268 +};
2269 +
2270 +static struct flash_platform_data __initdata cam60_spi_flash_platform_data = {
2271 + .name = "spi_flash",
2272 + .parts = cam60_spi_partitions,
2273 + .nr_parts = ARRAY_SIZE(cam60_spi_partitions)
2274 +};
2275 +#endif
2276 +
2277 +static struct spi_board_info cam60_spi_devices[] = {
2278 +#if defined(CONFIG_MTD_DATAFLASH)
2279 + { /* DataFlash chip */
2280 + .modalias = "mtd_dataflash",
2281 + .chip_select = 0,
2282 + .max_speed_hz = 15 * 1000 * 1000,
2283 + .bus_num = 0,
2284 + .platform_data = &cam60_spi_flash_platform_data
2285 + },
2286 +#endif
2287 +};
2288 +
2289 +
2290 +/*
2291 + * MACB Ethernet device
2292 + */
2293 +static struct __initdata at91_eth_data cam60_macb_data = {
2294 + .phy_irq_pin = AT91_PIN_PB5,
2295 + .is_rmii = 0,
2296 +};
2297 +
2298 +
2299 +static void __init cam60_board_init(void)
2300 +{
2301 + /* Serial */
2302 + at91_add_device_serial();
2303 + /* SPI */
2304 + at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices));
2305 + /* Ethernet */
2306 + at91_add_device_eth(&cam60_macb_data);
2307 +}
2308 +
2309 +MACHINE_START(CAM60, "KwikByte CAM60")
2310 + /* Maintainer: KwikByte */
2311 + .phys_io = AT91_BASE_SYS,
2312 + .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
2313 + .boot_params = AT91_SDRAM_BASE + 0x100,
2314 + .timer = &at91sam926x_timer,
2315 + .map_io = cam60_map_io,
2316 + .init_irq = cam60_init_irq,
2317 + .init_machine = cam60_board_init,
2318 +MACHINE_END
2319 Index: linux-2.6.21.7/arch/arm/mach-at91/board-chub.c
2320 ===================================================================
2321 --- /dev/null
2322 +++ linux-2.6.21.7/arch/arm/mach-at91/board-chub.c
2323 @@ -0,0 +1,132 @@
2324 +/*
2325 + * linux/arch/arm/mach-at91/board-chub.c
2326 + *
2327 + * Copyright (C) 2005 SAN People, adapted for Promwad Chub board
2328 + * by Kuten Ivan
2329 + *
2330 + * This program is free software; you can redistribute it and/or modify
2331 + * it under the terms of the GNU General Public License as published by
2332 + * the Free Software Foundation; either version 2 of the License, or
2333 + * (at your option) any later version.
2334 + *
2335 + * This program is distributed in the hope that it will be useful,
2336 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
2337 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2338 + * GNU General Public License for more details.
2339 + *
2340 + * You should have received a copy of the GNU General Public License
2341 + * along with this program; if not, write to the Free Software
2342 + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
2343 + */
2344 +
2345 +#include <linux/types.h>
2346 +#include <linux/init.h>
2347 +#include <linux/mm.h>
2348 +#include <linux/module.h>
2349 +#include <linux/platform_device.h>
2350 +
2351 +#include <asm/hardware.h>
2352 +#include <asm/setup.h>
2353 +#include <asm/mach-types.h>
2354 +#include <asm/irq.h>
2355 +
2356 +#include <asm/mach/arch.h>
2357 +#include <asm/mach/map.h>
2358 +#include <asm/mach/irq.h>
2359 +
2360 +#include <asm/arch/board.h>
2361 +#include <asm/arch/gpio.h>
2362 +
2363 +#include "generic.h"
2364 +
2365 +/*
2366 + * Serial port configuration.
2367 + * 0 .. 3 = USART0 .. USART3
2368 + * 4 = DBGU
2369 + */
2370 +static struct at91_uart_config __initdata chub_uart_config = {
2371 + .console_tty = 0, /* ttyS0 */
2372 + .nr_tty = 5,
2373 + .tty_map = { 4, 0, 1, 2, 3 } /* ttyS0, ..., ttyS4 */
2374 +};
2375 +
2376 +static void __init chub_init_irq(void)
2377 +{
2378 + at91rm9200_init_interrupts(NULL);
2379 +}
2380 +
2381 +static void __init chub_map_io(void)
2382 +{
2383 + /* Initialize clocks: 18.432 MHz crystal */
2384 + at91rm9200_initialize(18432000, AT91RM9200_PQFP);
2385 +
2386 + /* Setup the serial ports and console */
2387 + at91_init_serial(&chub_uart_config);
2388 +}
2389 +
2390 +static struct at91_eth_data __initdata chub_eth_data = {
2391 + .phy_irq_pin = AT91_PIN_PB29,
2392 + .is_rmii = 0,
2393 +};
2394 +
2395 +static struct mtd_partition __initdata chub_nand_partition[] = {
2396 + {
2397 + .name = "NAND Partition 1",
2398 + .offset = 0,
2399 + .size = MTDPART_SIZ_FULL,
2400 + },
2401 +};
2402 +
2403 +static struct mtd_partition *nand_partitions(int size, int *num_partitions)
2404 +{
2405 + *num_partitions = ARRAY_SIZE(chub_nand_partition);
2406 + return chub_nand_partition;
2407 +}
2408 +
2409 +static struct at91_nand_data __initdata chub_nand_data = {
2410 + .ale = 22,
2411 + .cle = 21,
2412 + .enable_pin = AT91_PIN_PA27,
2413 + .partition_info = nand_partitions,
2414 +};
2415 +
2416 +static struct spi_board_info chub_spi_devices[] = {
2417 + { /* DataFlash chip */
2418 + .modalias = "mtd_dataflash",
2419 + .chip_select = 0,
2420 + .max_speed_hz = 15 * 1000 * 1000,
2421 + },
2422 +};
2423 +
2424 +static void __init chub_board_init(void)
2425 +{
2426 + /* Serial */
2427 + at91_add_device_serial();
2428 + /* I2C */
2429 + at91_add_device_i2c();
2430 + /* Ethernet */
2431 + at91_add_device_eth(&chub_eth_data);
2432 + /* SPI */
2433 + at91_add_device_spi(chub_spi_devices, ARRAY_SIZE(chub_spi_devices));
2434 + /* NAND Flash */
2435 + at91_add_device_nand(&chub_nand_data);
2436 + /* Disable write protect for NAND */
2437 + at91_set_gpio_output(AT91_PIN_PB7, 1);
2438 + /* Power enable for 3x RS-232 and 1x RS-485 */
2439 + at91_set_gpio_output(AT91_PIN_PB9, 1);
2440 + /* Disable write protect for FRAM */
2441 + at91_set_gpio_output(AT91_PIN_PA21, 1);
2442 + /* Disable write protect for Dataflash */
2443 + at91_set_gpio_output(AT91_PIN_PA19, 1);
2444 +}
2445 +
2446 +MACHINE_START(CHUB, "Promwad Chub")
2447 + /* Maintainer: Ivan Kuten AT Promwad DOT com */
2448 + .phys_io = AT91_BASE_SYS,
2449 + .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
2450 + .boot_params = AT91_SDRAM_BASE + 0x100,
2451 + .timer = &at91rm9200_timer,
2452 + .map_io = chub_map_io,
2453 + .init_irq = chub_init_irq,
2454 + .init_machine = chub_board_init,
2455 +MACHINE_END
2456 Index: linux-2.6.21.7/arch/arm/mach-at91/board-csb337.c
2457 ===================================================================
2458 --- linux-2.6.21.7.orig/arch/arm/mach-at91/board-csb337.c
2459 +++ linux-2.6.21.7/arch/arm/mach-at91/board-csb337.c
2460 @@ -24,6 +24,7 @@
2461 #include <linux/module.h>
2462 #include <linux/platform_device.h>
2463 #include <linux/spi/spi.h>
2464 +#include <linux/interrupt.h>
2465 #include <linux/mtd/physmap.h>
2466
2467 #include <asm/hardware.h>
2468 @@ -59,6 +60,7 @@ static void __init csb337_map_io(void)
2469
2470 /* Setup the LEDs */
2471 at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
2472 + at91_set_gpio_output(AT91_PIN_PB2, 1); /* third (unused) LED */
2473
2474 /* Setup the serial ports and console */
2475 at91_init_serial(&csb337_uart_config);
2476 @@ -149,6 +151,55 @@ static struct platform_device csb_flash
2477 .num_resources = ARRAY_SIZE(csb_flash_resources),
2478 };
2479
2480 +static struct at91_gpio_led csb337_leds[] = {
2481 + {
2482 + .name = "led0",
2483 + .gpio = AT91_PIN_PB0,
2484 + .trigger = "heartbeat",
2485 + },
2486 + {
2487 + .name = "led1",
2488 + .gpio = AT91_PIN_PB1,
2489 + .trigger = "timer",
2490 + },
2491 + {
2492 + .name = "led2",
2493 + .gpio = AT91_PIN_PB2,
2494 + }
2495 +};
2496 +
2497 +#if defined(CONFIG_CSB300_WAKE_SW0) || defined(CONFIG_CSB300_WAKE_SW1)
2498 +static irqreturn_t switch_irq_handler(int irq, void *context)
2499 +{
2500 + return IRQ_HANDLED;
2501 +}
2502 +
2503 +static inline void __init switch_irq_setup(int irq, char *name, unsigned long mode)
2504 +{
2505 + int res;
2506 +
2507 + res = request_irq(irq, switch_irq_handler, IRQF_SAMPLE_RANDOM | mode, name, NULL);
2508 + if (res == 0)
2509 + enable_irq_wake(irq);
2510 +}
2511 +
2512 +static void __init csb300_switches(void)
2513 +{
2514 +#ifdef CONFIG_CSB300_WAKE_SW0
2515 + at91_set_A_periph(AT91_PIN_PB29, 1); /* IRQ0 */
2516 + switch_irq_setup(AT91RM9200_ID_IRQ0, "csb300_sw0", IRQF_TRIGGER_FALLING);
2517 +#endif
2518 +#ifdef CONFIG_CSB300_WAKE_SW1
2519 + at91_set_gpio_input(AT91_PIN_PB28, 1);
2520 + at91_set_deglitch(AT91_PIN_PB28, 1);
2521 + switch_irq_setup(AT91_PIN_PB28, "csb300_sw1", IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING);
2522 +#endif
2523 + /* there's also SW2 at PA21, GPIO or TIOA2 */
2524 +}
2525 +#else
2526 +static void __init csb300_switches(void) {}
2527 +#endif
2528 +
2529 static void __init csb337_board_init(void)
2530 {
2531 /* Serial */
2532 @@ -168,8 +219,12 @@ static void __init csb337_board_init(voi
2533 at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
2534 /* MMC */
2535 at91_add_device_mmc(0, &csb337_mmc_data);
2536 + /* LEDS */
2537 + at91_gpio_leds(csb337_leds, ARRAY_SIZE(csb337_leds));
2538 /* NOR flash */
2539 platform_device_register(&csb_flash);
2540 + /* Switches on CSB300 */
2541 + csb300_switches();
2542 }
2543
2544 MACHINE_START(CSB337, "Cogent CSB337")
2545 Index: linux-2.6.21.7/arch/arm/mach-at91/board-dk.c
2546 ===================================================================
2547 --- linux-2.6.21.7.orig/arch/arm/mach-at91/board-dk.c
2548 +++ linux-2.6.21.7/arch/arm/mach-at91/board-dk.c
2549 @@ -73,6 +73,185 @@ static void __init dk_init_irq(void)
2550 at91rm9200_init_interrupts(NULL);
2551 }
2552
2553 +#if defined(CONFIG_FB_S1D13XXX) || defined(CONFIG_FB_S1D13XXX_MODULE)
2554 +#include <video/s1d13xxxfb.h>
2555 +#include <asm/arch/ics1523.h>
2556 +
2557 +/* EPSON S1D13806 FB */
2558 +#define AT91_FB_REG_BASE 0x30000000L
2559 +#define AT91_FB_REG_SIZE 0x200
2560 +#define AT91_FB_VMEM_BASE 0x30200000L
2561 +#define AT91_FB_VMEM_SIZE 0x140000L
2562 +
2563 +static void __init dk_init_video(void)
2564 +{
2565 + /* NWAIT Signal */
2566 + at91_set_A_periph(AT91_PIN_PC6, 0);
2567 +
2568 + /* Initialization of the Static Memory Controller for Chip Select 2 */
2569 + at91_sys_write(AT91_SMC_CSR(2), AT91_SMC_DBW_16 /* 16 bit */
2570 + | AT91_SMC_WSEN | AT91_SMC_NWS_(4) /* wait states */
2571 + | AT91_SMC_TDF_(1) /* float time */
2572 + );
2573 +
2574 + at91_ics1523_init();
2575 +}
2576 +
2577 +/* CRT: (active) 640x480 60Hz (PCLK=CLKI=25.175MHz)
2578 + Memory: Embedded SDRAM (MCLK=CLKI3=50.000MHz) (BUSCLK=60.000MHz) */
2579 +static const struct s1d13xxxfb_regval dk_s1dfb_initregs[] = {
2580 + {S1DREG_MISC, 0x00}, /* Enable Memory/Register select bit */
2581 + {S1DREG_COM_DISP_MODE, 0x00}, /* disable display output */
2582 + {S1DREG_GPIO_CNF0, 0x00},
2583 + {S1DREG_GPIO_CNF1, 0x00},
2584 + {S1DREG_GPIO_CTL0, 0x08},
2585 + {S1DREG_GPIO_CTL1, 0x00},
2586 + {S1DREG_CLK_CNF, 0x01}, /* no divide, MCLK source is CLKI3 0x02*/
2587 + {S1DREG_LCD_CLK_CNF, 0x00},
2588 + {S1DREG_CRT_CLK_CNF, 0x00},
2589 + {S1DREG_MPLUG_CLK_CNF, 0x00},
2590 + {S1DREG_CPU2MEM_WST_SEL, 0x01}, /* 2*period(MCLK) - 4ns > period(BCLK) */
2591 + {S1DREG_SDRAM_REF_RATE, 0x03}, /* 32768 <= MCLK <= 50000 (MHz) */
2592 + {S1DREG_SDRAM_TC0, 0x00}, /* MCLK source freq (MHz): */
2593 + {S1DREG_SDRAM_TC1, 0x01}, /* 42 <= MCLK <= 50 */
2594 + {S1DREG_MEM_CNF, 0x80}, /* SDRAM Initialization - needed before mem access */
2595 + {S1DREG_PANEL_TYPE, 0x25}, /* std TFT 16bit, 8bit SCP format 2, single passive LCD */
2596 + {S1DREG_MOD_RATE, 0x00}, /* toggle every FPFRAME */
2597 + {S1DREG_LCD_DISP_HWIDTH, 0x4F}, /* 680 pix */
2598 + {S1DREG_LCD_NDISP_HPER, 0x12}, /* 152 pix */
2599 + {S1DREG_TFT_FPLINE_START, 0x01}, /* 13 pix */
2600 + {S1DREG_TFT_FPLINE_PWIDTH, 0x0B}, /* 96 pix */
2601 + {S1DREG_LCD_DISP_VHEIGHT0, 0xDF},
2602 + {S1DREG_LCD_DISP_VHEIGHT1, 0x01}, /* 480 lines */
2603 + {S1DREG_LCD_NDISP_VPER, 0x2C}, /* 44 lines */
2604 + {S1DREG_TFT_FPFRAME_START, 0x0A}, /* 10 lines */
2605 + {S1DREG_TFT_FPFRAME_PWIDTH, 0x01}, /* 2 lines */
2606 + {S1DREG_LCD_DISP_MODE, 0x05}, /* 16 bpp */
2607 + {S1DREG_LCD_MISC, 0x00}, /* dithering enabled, dual panel buffer enabled */
2608 + {S1DREG_LCD_DISP_START0, 0x00},
2609 + {S1DREG_LCD_DISP_START1, 0xC8},
2610 + {S1DREG_LCD_DISP_START2, 0x00},
2611 + {S1DREG_LCD_MEM_OFF0, 0x80},
2612 + {S1DREG_LCD_MEM_OFF1, 0x02},
2613 + {S1DREG_LCD_PIX_PAN, 0x00},
2614 + {S1DREG_LCD_DISP_FIFO_HTC, 0x3B},
2615 + {S1DREG_LCD_DISP_FIFO_LTC, 0x3C},
2616 + {S1DREG_CRT_DISP_HWIDTH, 0x4F}, /* 680 pix */
2617 + {S1DREG_CRT_NDISP_HPER, 0x13}, /* 160 pix */
2618 + {S1DREG_CRT_HRTC_START, 0x01}, /* 13 pix */
2619 + {S1DREG_CRT_HRTC_PWIDTH, 0x0B}, /* 96 pix */
2620 + {S1DREG_CRT_DISP_VHEIGHT0, 0xDF},
2621 + {S1DREG_CRT_DISP_VHEIGHT1, 0x01}, /* 480 lines */
2622 + {S1DREG_CRT_NDISP_VPER, 0x2B}, /* 44 lines */
2623 + {S1DREG_CRT_VRTC_START, 0x09}, /* 10 lines */
2624 + {S1DREG_CRT_VRTC_PWIDTH, 0x01}, /* 2 lines */
2625 + {S1DREG_TV_OUT_CTL, 0x10},
2626 + {S1DREG_CRT_DISP_MODE, 0x05}, /* 16 bpp */
2627 + {S1DREG_CRT_DISP_START0, 0x00},
2628 + {S1DREG_CRT_DISP_START1, 0x00},
2629 + {S1DREG_CRT_DISP_START2, 0x00},
2630 + {S1DREG_CRT_MEM_OFF0, 0x80},
2631 + {S1DREG_CRT_MEM_OFF1, 0x02},
2632 + {S1DREG_CRT_PIX_PAN, 0x00},
2633 + {S1DREG_CRT_DISP_FIFO_HTC, 0x3B},
2634 + {S1DREG_CRT_DISP_FIFO_LTC, 0x3C},
2635 + {S1DREG_LCD_CUR_CTL, 0x00}, /* inactive */
2636 + {S1DREG_LCD_CUR_START, 0x01},
2637 + {S1DREG_LCD_CUR_XPOS0, 0x00},
2638 + {S1DREG_LCD_CUR_XPOS1, 0x00},
2639 + {S1DREG_LCD_CUR_YPOS0, 0x00},
2640 + {S1DREG_LCD_CUR_YPOS1, 0x00},
2641 + {S1DREG_LCD_CUR_BCTL0, 0x00},
2642 + {S1DREG_LCD_CUR_GCTL0, 0x00},
2643 + {S1DREG_LCD_CUR_RCTL0, 0x00},
2644 + {S1DREG_LCD_CUR_BCTL1, 0x1F},
2645 + {S1DREG_LCD_CUR_GCTL1, 0x3F},
2646 + {S1DREG_LCD_CUR_RCTL1, 0x1F},
2647 + {S1DREG_LCD_CUR_FIFO_HTC, 0x00},
2648 + {S1DREG_CRT_CUR_CTL, 0x00}, /* inactive */
2649 + {S1DREG_CRT_CUR_START, 0x01},
2650 + {S1DREG_CRT_CUR_XPOS0, 0x00},
2651 + {S1DREG_CRT_CUR_XPOS1, 0x00},
2652 + {S1DREG_CRT_CUR_YPOS0, 0x00},
2653 + {S1DREG_CRT_CUR_YPOS1, 0x00},
2654 + {S1DREG_CRT_CUR_BCTL0, 0x00},
2655 + {S1DREG_CRT_CUR_GCTL0, 0x00},
2656 + {S1DREG_CRT_CUR_RCTL0, 0x00},
2657 + {S1DREG_CRT_CUR_BCTL1, 0x1F},
2658 + {S1DREG_CRT_CUR_GCTL1, 0x3F},
2659 + {S1DREG_CRT_CUR_RCTL1, 0x1F},
2660 + {S1DREG_CRT_CUR_FIFO_HTC, 0x00},
2661 + {S1DREG_BBLT_CTL0, 0x00},
2662 + {S1DREG_BBLT_CTL0, 0x00},
2663 + {S1DREG_BBLT_CC_EXP, 0x00},
2664 + {S1DREG_BBLT_OP, 0x00},
2665 + {S1DREG_BBLT_SRC_START0, 0x00},
2666 + {S1DREG_BBLT_SRC_START1, 0x00},
2667 + {S1DREG_BBLT_SRC_START2, 0x00},
2668 + {S1DREG_BBLT_DST_START0, 0x00},
2669 + {S1DREG_BBLT_DST_START1, 0x00},
2670 + {S1DREG_BBLT_DST_START2, 0x00},
2671 + {S1DREG_BBLT_MEM_OFF0, 0x00},
2672 + {S1DREG_BBLT_MEM_OFF1, 0x00},
2673 + {S1DREG_BBLT_WIDTH0, 0x00},
2674 + {S1DREG_BBLT_WIDTH1, 0x00},
2675 + {S1DREG_BBLT_HEIGHT0, 0x00},
2676 + {S1DREG_BBLT_HEIGHT1, 0x00},
2677 + {S1DREG_BBLT_BGC0, 0x00},
2678 + {S1DREG_BBLT_BGC1, 0x00},
2679 + {S1DREG_BBLT_FGC0, 0x00},
2680 + {S1DREG_BBLT_FGC1, 0x00},
2681 + {S1DREG_LKUP_MODE, 0x00}, /* LCD LUT r | LCD and CRT/TV LUT w */
2682 + {S1DREG_LKUP_ADDR, 0x00},
2683 + {S1DREG_PS_CNF, 0x00}, /* Power Save disable */
2684 + {S1DREG_PS_STATUS, 0x02}, /* LCD Panel down, mem up */
2685 + {S1DREG_CPU2MEM_WDOGT, 0x00},
2686 + {S1DREG_COM_DISP_MODE, 0x02}, /* enable CRT display output */
2687 +};
2688 +
2689 +static struct s1d13xxxfb_pdata dk_s1dfb_pdata = {
2690 + .initregs = dk_s1dfb_initregs,
2691 + .initregssize = ARRAY_SIZE(dk_s1dfb_initregs),
2692 + .platform_init_video = dk_init_video,
2693 +};
2694 +
2695 +static u64 s1dfb_dmamask = 0xffffffffUL;
2696 +
2697 +static struct resource dk_s1dfb_resource[] = {
2698 + [0] = { /* video mem */
2699 + .name = "s1d13806 memory",
2700 + .start = AT91_FB_VMEM_BASE,
2701 + .end = AT91_FB_VMEM_BASE + AT91_FB_VMEM_SIZE -1,
2702 + .flags = IORESOURCE_MEM,
2703 + },
2704 + [1] = { /* video registers */
2705 + .name = "s1d13806 registers",
2706 + .start = AT91_FB_REG_BASE,
2707 + .end = AT91_FB_REG_BASE + AT91_FB_REG_SIZE -1,
2708 + .flags = IORESOURCE_MEM,
2709 + },
2710 +};
2711 +
2712 +static struct platform_device dk_s1dfb_device = {
2713 + .name = "s1d13806fb",
2714 + .id = -1,
2715 + .dev = {
2716 + .dma_mask = &s1dfb_dmamask,
2717 + .coherent_dma_mask = 0xffffffff,
2718 + .platform_data = &dk_s1dfb_pdata,
2719 + },
2720 + .resource = dk_s1dfb_resource,
2721 + .num_resources = ARRAY_SIZE(dk_s1dfb_resource),
2722 +};
2723 +
2724 +static void __init dk_add_device_video(void)
2725 +{
2726 + platform_device_register(&dk_s1dfb_device);
2727 +}
2728 +#else
2729 +static void __init dk_add_device_video(void) {}
2730 +#endif
2731 +
2732 static struct at91_eth_data __initdata dk_eth_data = {
2733 .phy_irq_pin = AT91_PIN_PC4,
2734 .is_rmii = 1,
2735 @@ -151,7 +330,7 @@ static struct at91_nand_data __initdata
2736 #define DK_FLASH_SIZE 0x200000
2737
2738 static struct physmap_flash_data dk_flash_data = {
2739 - .width = 2,
2740 + .width = 2,
2741 };
2742
2743 static struct resource dk_flash_resource = {
2744 @@ -170,6 +349,13 @@ static struct platform_device dk_flash =
2745 .num_resources = 1,
2746 };
2747
2748 +static struct at91_gpio_led dk_leds[] = {
2749 + {
2750 + .name = "led0",
2751 + .gpio = AT91_PIN_PB2,
2752 + .trigger = "timer",
2753 + }
2754 +};
2755
2756 static void __init dk_board_init(void)
2757 {
2758 @@ -200,8 +386,10 @@ static void __init dk_board_init(void)
2759 at91_add_device_nand(&dk_nand_data);
2760 /* NOR Flash */
2761 platform_device_register(&dk_flash);
2762 + /* LEDs */
2763 + at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
2764 /* VGA */
2765 -// dk_add_device_video();
2766 + dk_add_device_video();
2767 }
2768
2769 MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK")
2770 Index: linux-2.6.21.7/arch/arm/mach-at91/board-ek.c
2771 ===================================================================
2772 --- linux-2.6.21.7.orig/arch/arm/mach-at91/board-ek.c
2773 +++ linux-2.6.21.7/arch/arm/mach-at91/board-ek.c
2774 @@ -73,6 +73,187 @@ static void __init ek_init_irq(void)
2775 at91rm9200_init_interrupts(NULL);
2776 }
2777
2778 +#if defined(CONFIG_FB_S1D13XXX) || defined(CONFIG_FB_S1D13XXX_MODULE)
2779 +#include <video/s1d13xxxfb.h>
2780 +#include <asm/arch/ics1523.h>
2781 +
2782 +/* EPSON S1D13806 FB */
2783 +#define AT91_FB_REG_BASE 0x40000000L
2784 +#define AT91_FB_REG_SIZE 0x200
2785 +#define AT91_FB_VMEM_BASE 0x40200000L
2786 +#define AT91_FB_VMEM_SIZE 0x140000L
2787 +
2788 +static void __init ek_init_video(void)
2789 +{
2790 + /* NWAIT Signal */
2791 + at91_set_A_periph(AT91_PIN_PC6, 0);
2792 +
2793 + /* Initialization of the Static Memory Controller for Chip Select 3 */
2794 + at91_sys_write(AT91_SMC_CSR(3), AT91_SMC_DBW_16 /* 16 bit */
2795 + | AT91_SMC_WSEN | AT91_SMC_NWS_(5) /* wait states */
2796 + | AT91_SMC_TDF_(1) /* float time */
2797 + );
2798 +
2799 + at91_ics1523_init();
2800 +}
2801 +
2802 +/* CRT: (active) 640x480 60Hz (PCLK=CLKI=25.175MHz)
2803 + Memory: Embedded SDRAM (MCLK=CLKI3=50.000MHz) (BUSCLK=60.000MHz) */
2804 +static const struct s1d13xxxfb_regval ek_s1dfb_initregs[] = {
2805 + {S1DREG_MISC, 0x00}, /* Enable Memory/Register select bit */
2806 + {S1DREG_COM_DISP_MODE, 0x00}, /* disable display output */
2807 + {S1DREG_GPIO_CNF0, 0xFF}, // 0x00
2808 + {S1DREG_GPIO_CNF1, 0x1F}, // 0x08
2809 + {S1DREG_GPIO_CTL0, 0x00},
2810 + {S1DREG_GPIO_CTL1, 0x00},
2811 + {S1DREG_CLK_CNF, 0x01}, /* no divide, MCLK source is CLKI3 0x02*/
2812 + {S1DREG_LCD_CLK_CNF, 0x00},
2813 + {S1DREG_CRT_CLK_CNF, 0x00},
2814 + {S1DREG_MPLUG_CLK_CNF, 0x00},
2815 + {S1DREG_CPU2MEM_WST_SEL, 0x01}, /* 2*period(MCLK) - 4ns > period(BCLK) */
2816 + {S1DREG_SDRAM_REF_RATE, 0x03}, /* 32768 <= MCLK <= 50000 (MHz) */
2817 + {S1DREG_SDRAM_TC0, 0x00}, /* MCLK source freq (MHz): */
2818 + {S1DREG_SDRAM_TC1, 0x01}, /* 42 <= MCLK <= 50 */
2819 + {S1DREG_MEM_CNF, 0x80}, /* SDRAM Initialization - needed before mem access */
2820 + {S1DREG_PANEL_TYPE, 0x25}, /* std TFT 16bit, 8bit SCP format 2, single passive LCD */
2821 + {S1DREG_MOD_RATE, 0x00}, /* toggle every FPFRAME */
2822 + {S1DREG_LCD_DISP_HWIDTH, 0x4F}, /* 680 pix */
2823 + {S1DREG_LCD_NDISP_HPER, 0x12}, /* 152 pix */
2824 + {S1DREG_TFT_FPLINE_START, 0x01}, /* 13 pix */
2825 + {S1DREG_TFT_FPLINE_PWIDTH, 0x0B}, /* 96 pix */
2826 + {S1DREG_LCD_DISP_VHEIGHT0, 0xDF},
2827 + {S1DREG_LCD_DISP_VHEIGHT1, 0x01}, /* 480 lines */
2828 + {S1DREG_LCD_NDISP_VPER, 0x2C}, /* 44 lines */
2829 + {S1DREG_TFT_FPFRAME_START, 0x0A}, /* 10 lines */
2830 + {S1DREG_TFT_FPFRAME_PWIDTH, 0x01}, /* 2 lines */
2831 + {S1DREG_LCD_DISP_MODE, 0x05}, /* 16 bpp */
2832 + {S1DREG_LCD_MISC, 0x00}, /* dithering enabled, dual panel buffer enabled */
2833 + {S1DREG_LCD_DISP_START0, 0x00},
2834 + {S1DREG_LCD_DISP_START1, 0xC8},
2835 + {S1DREG_LCD_DISP_START2, 0x00},
2836 + {S1DREG_LCD_MEM_OFF0, 0x80},
2837 + {S1DREG_LCD_MEM_OFF1, 0x02},
2838 + {S1DREG_LCD_PIX_PAN, 0x00},
2839 + {S1DREG_LCD_DISP_FIFO_HTC, 0x3B},
2840 + {S1DREG_LCD_DISP_FIFO_LTC, 0x3C},
2841 + {S1DREG_CRT_DISP_HWIDTH, 0x4F}, /* 680 pix */
2842 + {S1DREG_CRT_NDISP_HPER, 0x13}, /* 160 pix */
2843 + {S1DREG_CRT_HRTC_START, 0x01}, /* 13 pix */
2844 + {S1DREG_CRT_HRTC_PWIDTH, 0x0B}, /* 96 pix */
2845 + {S1DREG_CRT_DISP_VHEIGHT0, 0xDF},
2846 + {S1DREG_CRT_DISP_VHEIGHT1, 0x01}, /* 480 lines */
2847 + {S1DREG_CRT_NDISP_VPER, 0x2B}, /* 44 lines */
2848 + {S1DREG_CRT_VRTC_START, 0x09}, /* 10 lines */
2849 + {S1DREG_CRT_VRTC_PWIDTH, 0x01}, /* 2 lines */
2850 + {S1DREG_TV_OUT_CTL, 0x10},
2851 + {0x005E, 0x9F},
2852 + {0x005F, 0x00},
2853 + {S1DREG_CRT_DISP_MODE, 0x05}, /* 16 bpp */
2854 + {S1DREG_CRT_DISP_START0, 0x00},
2855 + {S1DREG_CRT_DISP_START1, 0x00},
2856 + {S1DREG_CRT_DISP_START2, 0x00},
2857 + {S1DREG_CRT_MEM_OFF0, 0x80},
2858 + {S1DREG_CRT_MEM_OFF1, 0x02},
2859 + {S1DREG_CRT_PIX_PAN, 0x00},
2860 + {S1DREG_CRT_DISP_FIFO_HTC, 0x3B},
2861 + {S1DREG_CRT_DISP_FIFO_LTC, 0x3C},
2862 + {S1DREG_LCD_CUR_CTL, 0x00}, /* inactive */
2863 + {S1DREG_LCD_CUR_START, 0x01},
2864 + {S1DREG_LCD_CUR_XPOS0, 0x00},
2865 + {S1DREG_LCD_CUR_XPOS1, 0x00},
2866 + {S1DREG_LCD_CUR_YPOS0, 0x00},
2867 + {S1DREG_LCD_CUR_YPOS1, 0x00},
2868 + {S1DREG_LCD_CUR_BCTL0, 0x00},
2869 + {S1DREG_LCD_CUR_GCTL0, 0x00},
2870 + {S1DREG_LCD_CUR_RCTL0, 0x00},
2871 + {S1DREG_LCD_CUR_BCTL1, 0x1F},
2872 + {S1DREG_LCD_CUR_GCTL1, 0x3F},
2873 + {S1DREG_LCD_CUR_RCTL1, 0x1F},
2874 + {S1DREG_LCD_CUR_FIFO_HTC, 0x00},
2875 + {S1DREG_CRT_CUR_CTL, 0x00}, /* inactive */
2876 + {S1DREG_CRT_CUR_START, 0x01},
2877 + {S1DREG_CRT_CUR_XPOS0, 0x00},
2878 + {S1DREG_CRT_CUR_XPOS1, 0x00},
2879 + {S1DREG_CRT_CUR_YPOS0, 0x00},
2880 + {S1DREG_CRT_CUR_YPOS1, 0x00},
2881 + {S1DREG_CRT_CUR_BCTL0, 0x00},
2882 + {S1DREG_CRT_CUR_GCTL0, 0x00},
2883 + {S1DREG_CRT_CUR_RCTL0, 0x00},
2884 + {S1DREG_CRT_CUR_BCTL1, 0x1F},
2885 + {S1DREG_CRT_CUR_GCTL1, 0x3F},
2886 + {S1DREG_CRT_CUR_RCTL1, 0x1F},
2887 + {S1DREG_CRT_CUR_FIFO_HTC, 0x00},
2888 + {S1DREG_BBLT_CTL0, 0x00},
2889 + {S1DREG_BBLT_CTL0, 0x00},
2890 + {S1DREG_BBLT_CC_EXP, 0x00},
2891 + {S1DREG_BBLT_OP, 0x00},
2892 + {S1DREG_BBLT_SRC_START0, 0x00},
2893 + {S1DREG_BBLT_SRC_START1, 0x00},
2894 + {S1DREG_BBLT_SRC_START2, 0x00},
2895 + {S1DREG_BBLT_DST_START0, 0x00},
2896 + {S1DREG_BBLT_DST_START1, 0x00},
2897 + {S1DREG_BBLT_DST_START2, 0x00},
2898 + {S1DREG_BBLT_MEM_OFF0, 0x00},
2899 + {S1DREG_BBLT_MEM_OFF1, 0x00},
2900 + {S1DREG_BBLT_WIDTH0, 0x00},
2901 + {S1DREG_BBLT_WIDTH1, 0x00},
2902 + {S1DREG_BBLT_HEIGHT0, 0x00},
2903 + {S1DREG_BBLT_HEIGHT1, 0x00},
2904 + {S1DREG_BBLT_BGC0, 0x00},
2905 + {S1DREG_BBLT_BGC1, 0x00},
2906 + {S1DREG_BBLT_FGC0, 0x00},
2907 + {S1DREG_BBLT_FGC1, 0x00},
2908 + {S1DREG_LKUP_MODE, 0x00}, /* LCD LUT r | LCD and CRT/TV LUT w */
2909 + {S1DREG_LKUP_ADDR, 0x00},
2910 + {S1DREG_PS_CNF, 0x10}, /* Power Save disable */
2911 + {S1DREG_PS_STATUS, 0x02}, /* LCD Panel down, mem up */
2912 + {S1DREG_CPU2MEM_WDOGT, 0x00},
2913 + {S1DREG_COM_DISP_MODE, 0x02}, /* enable CRT display output */
2914 +};
2915 +
2916 +static struct s1d13xxxfb_pdata ek_s1dfb_pdata = {
2917 + .initregs = ek_s1dfb_initregs,
2918 + .initregssize = ARRAY_SIZE(ek_s1dfb_initregs),
2919 + .platform_init_video = ek_init_video,
2920 +};
2921 +
2922 +static u64 s1dfb_dmamask = 0xffffffffUL;
2923 +
2924 +static struct resource ek_s1dfb_resource[] = {
2925 + [0] = { /* video mem */
2926 + .name = "s1d13806 memory",
2927 + .start = AT91_FB_VMEM_BASE,
2928 + .end = AT91_FB_VMEM_BASE + AT91_FB_VMEM_SIZE -1,
2929 + .flags = IORESOURCE_MEM,
2930 + },
2931 + [1] = { /* video registers */
2932 + .name = "s1d13806 registers",
2933 + .start = AT91_FB_REG_BASE,
2934 + .end = AT91_FB_REG_BASE + AT91_FB_REG_SIZE -1,
2935 + .flags = IORESOURCE_MEM,
2936 + },
2937 +};
2938 +
2939 +static struct platform_device ek_s1dfb_device = {
2940 + .name = "s1d13806fb",
2941 + .id = -1,
2942 + .dev = {
2943 + .dma_mask = &s1dfb_dmamask,
2944 + .coherent_dma_mask = 0xffffffff,
2945 + .platform_data = &ek_s1dfb_pdata,
2946 + },
2947 + .resource = ek_s1dfb_resource,
2948 + .num_resources = ARRAY_SIZE(ek_s1dfb_resource),
2949 +};
2950 +
2951 +static void __init ek_add_device_video(void)
2952 +{
2953 + platform_device_register(&ek_s1dfb_device);
2954 +}
2955 +#else
2956 +static void __init ek_add_device_video(void) {}
2957 +#endif
2958 +
2959 static struct at91_eth_data __initdata ek_eth_data = {
2960 .phy_irq_pin = AT91_PIN_PC4,
2961 .is_rmii = 1,
2962 @@ -113,7 +294,7 @@ static struct spi_board_info ek_spi_devi
2963 #define EK_FLASH_SIZE 0x200000
2964
2965 static struct physmap_flash_data ek_flash_data = {
2966 - .width = 2,
2967 + .width = 2,
2968 };
2969
2970 static struct resource ek_flash_resource = {
2971 @@ -132,6 +313,18 @@ static struct platform_device ek_flash =
2972 .num_resources = 1,
2973 };
2974
2975 +static struct at91_gpio_led ek_leds[] = {
2976 + {
2977 + .name = "led0",
2978 + .gpio = AT91_PIN_PB1,
2979 + .trigger = "heartbeat",
2980 + },
2981 + {
2982 + .name = "led1",
2983 + .gpio = AT91_PIN_PB2,
2984 + .trigger = "timer",
2985 + }
2986 +};
2987
2988 static void __init ek_board_init(void)
2989 {
2990 @@ -158,8 +351,10 @@ static void __init ek_board_init(void)
2991 #endif
2992 /* NOR Flash */
2993 platform_device_register(&ek_flash);
2994 + /* LEDs */
2995 + at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
2996 /* VGA */
2997 -// ek_add_device_video();
2998 + ek_add_device_video();
2999 }
3000
3001 MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
3002 Index: linux-2.6.21.7/arch/arm/mach-at91/board-kb9202.c
3003 ===================================================================
3004 --- linux-2.6.21.7.orig/arch/arm/mach-at91/board-kb9202.c
3005 +++ linux-2.6.21.7/arch/arm/mach-at91/board-kb9202.c
3006 @@ -37,6 +37,8 @@
3007 #include <asm/arch/board.h>
3008 #include <asm/arch/gpio.h>
3009
3010 +#include <asm/arch/at91rm9200_mc.h>
3011 +
3012 #include "generic.h"
3013
3014
3015 @@ -111,6 +113,48 @@ static struct at91_nand_data __initdata
3016 .partition_info = nand_partitions,
3017 };
3018
3019 +
3020 +#if defined(CONFIG_FB_S1D15605)
3021 +#warning "Rather pass reset pin via platform_data"
3022 +static struct resource kb9202_lcd_resources[] = {
3023 + [0] = {
3024 + .start = AT91_CHIPSELECT_2,
3025 + .end = AT91_CHIPSELECT_2 + 0x200FF,
3026 + .flags = IORESOURCE_MEM
3027 + },
3028 + [1] = { /* reset pin */
3029 + .start = AT91_PIN_PC22,
3030 + .end = AT91_PIN_PC22,
3031 + .flags = IORESOURCE_MEM
3032 + },
3033 +};
3034 +
3035 +static struct platform_device kb9202_lcd_device = {
3036 + .name = "s1d15605fb",
3037 + .id = 0,
3038 + .num_resources = ARRAY_SIZE(kb9202_lcd_resources),
3039 + .resource = kb9202_lcd_resources,
3040 +};
3041 +
3042 +static void __init kb9202_add_device_lcd(void)
3043 +{
3044 + /* In case the boot loader did not set the chip select mode and timing */
3045 + at91_sys_write(AT91_SMC_CSR(2),
3046 + AT91_SMC_WSEN | AT91_SMC_NWS_(18) | AT91_SMC_TDF_(1) | AT91_SMC_DBW_8 |
3047 + AT91_SMC_RWSETUP_(1) | AT91_SMC_RWHOLD_(1));
3048 +
3049 + /* Backlight pin = output, off */
3050 + at91_set_gpio_output(AT91_PIN_PC23, 0);
3051 +
3052 + /* Reset pin = output, in reset */
3053 + at91_set_gpio_output(AT91_PIN_PC22, 0);
3054 +
3055 + platform_device_register(&kb9202_lcd_device);
3056 +}
3057 +#else
3058 +static void __init kb9202_add_device_lcd(void) {}
3059 +#endif
3060 +
3061 static void __init kb9202_board_init(void)
3062 {
3063 /* Serial */
3064 @@ -129,6 +173,8 @@ static void __init kb9202_board_init(voi
3065 at91_add_device_spi(NULL, 0);
3066 /* NAND */
3067 at91_add_device_nand(&kb9202_nand_data);
3068 + /* LCD */
3069 + kb9202_add_device_lcd();
3070 }
3071
3072 MACHINE_START(KB9200, "KB920x")
3073 Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9260ek.c
3074 ===================================================================
3075 --- linux-2.6.21.7.orig/arch/arm/mach-at91/board-sam9260ek.c
3076 +++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9260ek.c
3077 @@ -104,9 +104,9 @@ static struct spi_board_info ek_spi_devi
3078 },
3079 #endif
3080 #endif
3081 -#if defined(CONFIG_SND_AT73C213)
3082 +#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
3083 { /* AT73C213 DAC */
3084 - .modalias = "snd_at73c213",
3085 + .modalias = "at73c213",
3086 .chip_select = 0,
3087 .max_speed_hz = 10 * 1000 * 1000,
3088 .bus_num = 1,
3089 @@ -118,7 +118,7 @@ static struct spi_board_info ek_spi_devi
3090 /*
3091 * MACB Ethernet device
3092 */
3093 -static struct __initdata at91_eth_data ek_macb_data = {
3094 +static struct at91_eth_data __initdata ek_macb_data = {
3095 .phy_irq_pin = AT91_PIN_PA7,
3096 .is_rmii = 1,
3097 };
3098 @@ -188,6 +188,8 @@ static void __init ek_board_init(void)
3099 at91_add_device_eth(&ek_macb_data);
3100 /* MMC */
3101 at91_add_device_mmc(0, &ek_mmc_data);
3102 + /* I2C */
3103 + at91_add_device_i2c();
3104 }
3105
3106 MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK")
3107 Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9261ek.c
3108 ===================================================================
3109 --- linux-2.6.21.7.orig/arch/arm/mach-at91/board-sam9261ek.c
3110 +++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9261ek.c
3111 @@ -25,7 +25,11 @@
3112 #include <linux/module.h>
3113 #include <linux/platform_device.h>
3114 #include <linux/spi/spi.h>
3115 +#include <linux/spi/ads7846.h>
3116 #include <linux/dm9000.h>
3117 +#include <linux/fb.h>
3118 +
3119 +#include <video/atmel_lcdc.h>
3120
3121 #include <asm/hardware.h>
3122 #include <asm/setup.h>
3123 @@ -59,6 +63,9 @@ static void __init ek_map_io(void)
3124 /* Initialize processor: 18.432 MHz crystal */
3125 at91sam9261_initialize(18432000);
3126
3127 + /* Setup the LEDs */
3128 + at91_init_leds(AT91_PIN_PA13, AT91_PIN_PA14);
3129 +
3130 /* Setup the serial ports and console */
3131 at91_init_serial(&ek_uart_config);
3132 }
3133 @@ -195,6 +202,41 @@ static struct at91_nand_data __initdata
3134 };
3135
3136 /*
3137 + * ADS7846 Touchscreen
3138 + */
3139 +#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
3140 +
3141 +static int ads7843_pendown_state(void)
3142 +{
3143 + return !at91_get_gpio_value(AT91_PIN_PC2); /* Touchscreen PENIRQ */
3144 +}
3145 +
3146 +static struct ads7846_platform_data ads_info = {
3147 + .model = 7843,
3148 + .x_min = 150,
3149 + .x_max = 3830,
3150 + .y_min = 190,
3151 + .y_max = 3830,
3152 + .vref_delay_usecs = 100,
3153 + .x_plate_ohms = 450,
3154 + .y_plate_ohms = 250,
3155 + .pressure_max = 15000,
3156 + .debounce_max = 1,
3157 + .debounce_rep = 0,
3158 + .debounce_tol = (~0),
3159 + .get_pendown_state = ads7843_pendown_state,
3160 +};
3161 +
3162 +static void __init ek_add_device_ts(void)
3163 +{
3164 + at91_set_B_periph(AT91_PIN_PC2, 1); /* External IRQ0, with pullup */
3165 + at91_set_gpio_input(AT91_PIN_PA11, 1); /* Touchscreen BUSY signal */
3166 +}
3167 +#else
3168 +static void __init ek_add_device_ts(void) {}
3169 +#endif
3170 +
3171 +/*
3172 * SPI devices
3173 */
3174 static struct spi_board_info ek_spi_devices[] = {
3175 @@ -204,6 +246,17 @@ static struct spi_board_info ek_spi_devi
3176 .max_speed_hz = 15 * 1000 * 1000,
3177 .bus_num = 0,
3178 },
3179 +#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
3180 + {
3181 + .modalias = "ads7846",
3182 + .chip_select = 2,
3183 + .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
3184 + .bus_num = 0,
3185 + .platform_data = &ads_info,
3186 + .irq = AT91SAM9261_ID_IRQ0,
3187 + .controller_data = AT91_PIN_PA28, /* CS pin */
3188 + },
3189 +#endif
3190 #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
3191 { /* DataFlash card - jumper (J12) configurable to CS3 or CS0 */
3192 .modalias = "mtd_dataflash",
3193 @@ -211,9 +264,9 @@ static struct spi_board_info ek_spi_devi
3194 .max_speed_hz = 15 * 1000 * 1000,
3195 .bus_num = 0,
3196 },
3197 -#elif defined(CONFIG_SND_AT73C213)
3198 +#elif defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
3199 { /* AT73C213 DAC */
3200 - .modalias = "snd_at73c213",
3201 + .modalias = "at73c213",
3202 .chip_select = 3,
3203 .max_speed_hz = 10 * 1000 * 1000,
3204 .bus_num = 0,
3205 @@ -222,6 +275,65 @@ static struct spi_board_info ek_spi_devi
3206 };
3207
3208
3209 +/*
3210 + * LCD Controller
3211 + */
3212 +#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
3213 +static struct fb_videomode at91_tft_vga_modes[] = {
3214 + {
3215 + .name = "TX09D50VM1CCA @ 60",
3216 + .refresh = 60,
3217 + .xres = 240, .yres = 320,
3218 + .pixclock = KHZ2PICOS(4965),
3219 +
3220 + .left_margin = 1, .right_margin = 33,
3221 + .upper_margin = 1, .lower_margin = 0,
3222 + .hsync_len = 5, .vsync_len = 1,
3223 +
3224 + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
3225 + .vmode = FB_VMODE_NONINTERLACED,
3226 + },
3227 +};
3228 +
3229 +static struct fb_monspecs at91fb_default_monspecs = {
3230 + .manufacturer = "HIT",
3231 + .monitor = "TX09D50VM1CCA",
3232 +
3233 + .modedb = at91_tft_vga_modes,
3234 + .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
3235 + .hfmin = 15000,
3236 + .hfmax = 64000,
3237 + .vfmin = 50,
3238 + .vfmax = 150,
3239 +};
3240 +
3241 +#define AT91SAM9261_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
3242 + | ATMEL_LCDC_DISTYPE_TFT \
3243 + | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
3244 +
3245 +static void at91_lcdc_power_control(int on)
3246 +{
3247 + if (on)
3248 + at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */
3249 + else
3250 + at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */
3251 +}
3252 +
3253 +/* Driver datas */
3254 +static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
3255 + .default_bpp = 16,
3256 + .default_dmacon = ATMEL_LCDC_DMAEN,
3257 + .default_lcdcon2 = AT91SAM9261_DEFAULT_LCDCON2,
3258 + .default_monspecs = &at91fb_default_monspecs,
3259 + .atmel_lcdfb_power_control = at91_lcdc_power_control,
3260 + .guard_time = 1,
3261 +};
3262 +
3263 +#else
3264 +static struct atmel_lcdfb_info __initdata ek_lcdc_data;
3265 +#endif
3266 +
3267 +
3268 static void __init ek_board_init(void)
3269 {
3270 /* Serial */
3271 @@ -241,10 +353,14 @@ static void __init ek_board_init(void)
3272 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
3273 /* SPI */
3274 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
3275 + /* Touchscreen */
3276 + ek_add_device_ts();
3277 #else
3278 /* MMC */
3279 at91_add_device_mmc(0, &ek_mmc_data);
3280 #endif
3281 + /* LCD Controller */
3282 + at91_add_device_lcdc(&ek_lcdc_data);
3283 }
3284
3285 MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK")
3286 Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9263ek.c
3287 ===================================================================
3288 --- linux-2.6.21.7.orig/arch/arm/mach-at91/board-sam9263ek.c
3289 +++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9263ek.c
3290 @@ -25,6 +25,10 @@
3291 #include <linux/module.h>
3292 #include <linux/platform_device.h>
3293 #include <linux/spi/spi.h>
3294 +#include <linux/spi/ads7846.h>
3295 +#include <linux/fb.h>
3296 +
3297 +#include <video/atmel_lcdc.h>
3298
3299 #include <asm/hardware.h>
3300 #include <asm/setup.h>
3301 @@ -86,6 +90,40 @@ static struct at91_udc_data __initdata e
3302
3303
3304 /*
3305 + * ADS7846 Touchscreen
3306 + */
3307 +#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
3308 +static int ads7843_pendown_state(void)
3309 +{
3310 + return !at91_get_gpio_value(AT91_PIN_PA15); /* Touchscreen PENIRQ */
3311 +}
3312 +
3313 +static struct ads7846_platform_data ads_info = {
3314 + .model = 7843,
3315 + .x_min = 150,
3316 + .x_max = 3830,
3317 + .y_min = 190,
3318 + .y_max = 3830,
3319 + .vref_delay_usecs = 100,
3320 + .x_plate_ohms = 450,
3321 + .y_plate_ohms = 250,
3322 + .pressure_max = 15000,
3323 + .debounce_max = 1,
3324 + .debounce_rep = 0,
3325 + .debounce_tol = (~0),
3326 + .get_pendown_state = ads7843_pendown_state,
3327 +};
3328 +
3329 +static void __init ek_add_device_ts(void)
3330 +{
3331 + at91_set_B_periph(AT91_PIN_PA15, 1); /* External IRQ1, with pullup */
3332 + at91_set_gpio_input(AT91_PIN_PA31, 1); /* Touchscreen BUSY signal */
3333 +}
3334 +#else
3335 +static void __init ek_add_device_ts(void) {}
3336 +#endif
3337 +
3338 +/*
3339 * SPI devices.
3340 */
3341 static struct spi_board_info ek_spi_devices[] = {
3342 @@ -97,6 +135,16 @@ static struct spi_board_info ek_spi_devi
3343 .bus_num = 0,
3344 },
3345 #endif
3346 +#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
3347 + {
3348 + .modalias = "ads7846",
3349 + .chip_select = 3,
3350 + .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
3351 + .bus_num = 0,
3352 + .platform_data = &ads_info,
3353 + .irq = AT91SAM9263_ID_IRQ1,
3354 + },
3355 +#endif
3356 };
3357
3358
3359 @@ -112,6 +160,14 @@ static struct at91_mmc_data __initdata e
3360
3361
3362 /*
3363 + * MACB Ethernet device
3364 + */
3365 +static struct at91_eth_data __initdata ek_macb_data = {
3366 + .is_rmii = 1,
3367 +};
3368 +
3369 +
3370 +/*
3371 * NAND flash
3372 */
3373 static struct mtd_partition __initdata ek_nand_partition[] = {
3374 @@ -148,6 +204,73 @@ static struct at91_nand_data __initdata
3375 };
3376
3377
3378 +/*
3379 + * LCD Controller
3380 + */
3381 +#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
3382 +static struct fb_videomode at91_tft_vga_modes[] = {
3383 + {
3384 + .name = "TX09D50VM1CCA @ 60",
3385 + .refresh = 60,
3386 + .xres = 240, .yres = 320,
3387 + .pixclock = KHZ2PICOS(4965),
3388 +
3389 + .left_margin = 1, .right_margin = 33,
3390 + .upper_margin = 1, .lower_margin = 0,
3391 + .hsync_len = 5, .vsync_len = 1,
3392 +
3393 + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
3394 + .vmode = FB_VMODE_NONINTERLACED,
3395 + },
3396 +};
3397 +
3398 +static struct fb_monspecs at91fb_default_monspecs = {
3399 + .manufacturer = "HIT",
3400 + .monitor = "TX09D70VM1CCA",
3401 +
3402 + .modedb = at91_tft_vga_modes,
3403 + .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
3404 + .hfmin = 15000,
3405 + .hfmax = 64000,
3406 + .vfmin = 50,
3407 + .vfmax = 150,
3408 +};
3409 +
3410 +#define AT91SAM9263_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
3411 + | ATMEL_LCDC_DISTYPE_TFT \
3412 + | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
3413 +
3414 +static void at91_lcdc_power_control(int on)
3415 +{
3416 + if (on)
3417 + at91_set_gpio_value(AT91_PIN_PD12, 0); /* power up */
3418 + else
3419 + at91_set_gpio_value(AT91_PIN_PD12, 1); /* power down */
3420 +}
3421 +
3422 +/* Driver datas */
3423 +static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
3424 + .default_bpp = 16,
3425 + .default_dmacon = ATMEL_LCDC_DMAEN,
3426 + .default_lcdcon2 = AT91SAM9263_DEFAULT_LCDCON2,
3427 + .default_monspecs = &at91fb_default_monspecs,
3428 + .atmel_lcdfb_power_control = at91_lcdc_power_control,
3429 + .guard_time = 1,
3430 +};
3431 +
3432 +#else
3433 +static struct atmel_lcdfb_info __initdata ek_lcdc_data;
3434 +#endif
3435 +
3436 +
3437 +/*
3438 + * AC97
3439 + */
3440 +static struct atmel_ac97_data ek_ac97_data = {
3441 + .reset_pin = AT91_PIN_PA13,
3442 +};
3443 +
3444 +
3445 static void __init ek_board_init(void)
3446 {
3447 /* Serial */
3448 @@ -157,11 +280,22 @@ static void __init ek_board_init(void)
3449 /* USB Device */
3450 at91_add_device_udc(&ek_udc_data);
3451 /* SPI */
3452 + at91_set_gpio_output(AT91_PIN_PE20, 1); /* select spi0 clock */
3453 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
3454 + /* Touchscreen */
3455 + ek_add_device_ts();
3456 /* MMC */
3457 at91_add_device_mmc(1, &ek_mmc_data);
3458 + /* Ethernet */
3459 + at91_add_device_eth(&ek_macb_data);
3460 /* NAND */
3461 at91_add_device_nand(&ek_nand_data);
3462 + /* I2C */
3463 + at91_add_device_i2c();
3464 + /* LCD Controller */
3465 + at91_add_device_lcdc(&ek_lcdc_data);
3466 + /* AC97 */
3467 + at91_add_device_ac97(&ek_ac97_data);
3468 }
3469
3470 MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")
3471 Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9rlek.c
3472 ===================================================================
3473 --- /dev/null
3474 +++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9rlek.c
3475 @@ -0,0 +1,204 @@
3476 +/*
3477 + * Copyright (C) 2005 SAN People
3478 + * Copyright (C) 2007 Atmel Corporation
3479 + *
3480 + * This file is subject to the terms and conditions of the GNU General Public
3481 + * License. See the file COPYING in the main directory of this archive for
3482 + * more details.
3483 + */
3484 +
3485 +#include <linux/types.h>
3486 +#include <linux/init.h>
3487 +#include <linux/mm.h>
3488 +#include <linux/module.h>
3489 +#include <linux/platform_device.h>
3490 +#include <linux/spi/spi.h>
3491 +#include <linux/fb.h>
3492 +#include <linux/clk.h>
3493 +
3494 +#include <video/atmel_lcdc.h>
3495 +
3496 +#include <asm/hardware.h>
3497 +#include <asm/setup.h>
3498 +#include <asm/mach-types.h>
3499 +#include <asm/irq.h>
3500 +
3501 +#include <asm/mach/arch.h>
3502 +#include <asm/mach/map.h>
3503 +#include <asm/mach/irq.h>
3504 +
3505 +#include <asm/arch/board.h>
3506 +#include <asm/arch/gpio.h>
3507 +#include <asm/arch/at91sam926x_mc.h>
3508 +
3509 +#include "generic.h"
3510 +
3511 +
3512 +/*
3513 + * Serial port configuration.
3514 + * 0 .. 3 = USART0 .. USART3
3515 + * 4 = DBGU
3516 + */
3517 +static struct at91_uart_config __initdata ek_uart_config = {
3518 + .console_tty = 0, /* ttyS0 */
3519 + .nr_tty = 2,
3520 + .tty_map = { 4, 0, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
3521 +};
3522 +
3523 +static void __init ek_map_io(void)
3524 +{
3525 + /* Initialize processor: 12.000 MHz crystal */
3526 + at91sam9rl_initialize(12000000);
3527 +
3528 + /* Setup the serial ports and console */
3529 + at91_init_serial(&ek_uart_config);
3530 +}
3531 +
3532 +static void __init ek_init_irq(void)
3533 +{
3534 + at91sam9rl_init_interrupts(NULL);
3535 +}
3536 +
3537 +
3538 +/*
3539 + * MCI (SD/MMC)
3540 + */
3541 +static struct at91_mmc_data __initdata ek_mmc_data = {
3542 + .wire4 = 1,
3543 + .det_pin = AT91_PIN_PA15,
3544 +// .wp_pin = ... not connected
3545 +// .vcc_pin = ... not connected
3546 +};
3547 +
3548 +
3549 +/*
3550 + * NAND flash
3551 + */
3552 +static struct mtd_partition __initdata ek_nand_partition[] = {
3553 + {
3554 + .name = "Partition 1",
3555 + .offset = 0,
3556 + .size = 256 * 1024,
3557 + },
3558 + {
3559 + .name = "Partition 2",
3560 + .offset = 256 * 1024 ,
3561 + .size = MTDPART_SIZ_FULL,
3562 + },
3563 +};
3564 +
3565 +static struct mtd_partition *nand_partitions(int size, int *num_partitions)
3566 +{
3567 + *num_partitions = ARRAY_SIZE(ek_nand_partition);
3568 + return ek_nand_partition;
3569 +}
3570 +
3571 +static struct at91_nand_data __initdata ek_nand_data = {
3572 + .ale = 21,
3573 + .cle = 22,
3574 +// .det_pin = ... not connected
3575 + .rdy_pin = AT91_PIN_PD17,
3576 + .enable_pin = AT91_PIN_PB6,
3577 + .partition_info = nand_partitions,
3578 + .bus_width_16 = 0,
3579 +};
3580 +
3581 +
3582 +/*
3583 + * SPI devices
3584 + */
3585 +static struct spi_board_info ek_spi_devices[] = {
3586 + { /* DataFlash chip */
3587 + .modalias = "mtd_dataflash",
3588 + .chip_select = 0,
3589 + .max_speed_hz = 15 * 1000 * 1000,
3590 + .bus_num = 0,
3591 + },
3592 +};
3593 +
3594 +
3595 +/*
3596 + * LCD Controller
3597 + */
3598 +#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
3599 +static struct fb_videomode at91_tft_vga_modes[] = {
3600 + {
3601 + .name = "TX09D50VM1CCA @ 60",
3602 + .refresh = 60,
3603 + .xres = 240, .yres = 320,
3604 + .pixclock = KHZ2PICOS(4965),
3605 +
3606 + .left_margin = 1, .right_margin = 33,
3607 + .upper_margin = 1, .lower_margin = 0,
3608 + .hsync_len = 5, .vsync_len = 1,
3609 +
3610 + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
3611 + .vmode = FB_VMODE_NONINTERLACED,
3612 + },
3613 +};
3614 +
3615 +static struct fb_monspecs at91fb_default_monspecs = {
3616 + .manufacturer = "HIT",
3617 + .monitor = "TX09D50VM1CCA",
3618 +
3619 + .modedb = at91_tft_vga_modes,
3620 + .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
3621 + .hfmin = 15000,
3622 + .hfmax = 64000,
3623 + .vfmin = 50,
3624 + .vfmax = 150,
3625 +};
3626 +
3627 +#define AT91SAM9RL_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
3628 + | ATMEL_LCDC_DISTYPE_TFT \
3629 + | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
3630 +
3631 +static void at91_lcdc_power_control(int on)
3632 +{
3633 + if (on)
3634 + at91_set_gpio_value(AT91_PIN_PA30, 0); /* power up */
3635 + else
3636 + at91_set_gpio_value(AT91_PIN_PA30, 1); /* power down */
3637 +}
3638 +
3639 +/* Driver datas */
3640 +static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
3641 + .default_bpp = 16,
3642 + .default_dmacon = ATMEL_LCDC_DMAEN,
3643 + .default_lcdcon2 = AT91SAM9RL_DEFAULT_LCDCON2,
3644 + .default_monspecs = &at91fb_default_monspecs,
3645 + .atmel_lcdfb_power_control = at91_lcdc_power_control,
3646 + .guard_time = 1,
3647 +};
3648 +
3649 +#else
3650 +static struct atmel_lcdfb_info __initdata ek_lcdc_data;
3651 +#endif
3652 +
3653 +
3654 +static void __init ek_board_init(void)
3655 +{
3656 + /* Serial */
3657 + at91_add_device_serial();
3658 + /* I2C */
3659 + at91_add_device_i2c();
3660 + /* NAND */
3661 + at91_add_device_nand(&ek_nand_data);
3662 + /* SPI */
3663 + at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
3664 + /* MMC */
3665 + at91_add_device_mmc(0, &ek_mmc_data);
3666 + /* LCD Controller */
3667 + at91_add_device_lcdc(&ek_lcdc_data);
3668 +}
3669 +
3670 +MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK")
3671 + /* Maintainer: Atmel */
3672 + .phys_io = AT91_BASE_SYS,
3673 + .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
3674 + .boot_params = AT91_SDRAM_BASE + 0x100,
3675 + .timer = &at91sam926x_timer,
3676 + .map_io = ek_map_io,
3677 + .init_irq = ek_init_irq,
3678 + .init_machine = ek_board_init,
3679 +MACHINE_END
3680 Index: linux-2.6.21.7/arch/arm/mach-at91/clock.c
3681 ===================================================================
3682 --- linux-2.6.21.7.orig/arch/arm/mach-at91/clock.c
3683 +++ linux-2.6.21.7/arch/arm/mach-at91/clock.c
3684 @@ -32,6 +32,7 @@
3685 #include <asm/arch/cpu.h>
3686
3687 #include "clock.h"
3688 +#include "generic.h"
3689
3690
3691 /*
3692 @@ -254,6 +255,23 @@ EXPORT_SYMBOL(clk_get_rate);
3693
3694 /*------------------------------------------------------------------------*/
3695
3696 +#ifdef CONFIG_PM
3697 +
3698 +int clk_must_disable(struct clk *clk)
3699 +{
3700 + if (!at91_suspend_entering_slow_clock())
3701 + return 0;
3702 +
3703 + while (clk->parent)
3704 + clk = clk->parent;
3705 + return clk != &clk32k;
3706 +}
3707 +EXPORT_SYMBOL(clk_must_disable);
3708 +
3709 +#endif
3710 +
3711 +/*------------------------------------------------------------------------*/
3712 +
3713 #ifdef CONFIG_AT91_PROGRAMMABLE_CLOCKS
3714
3715 /*
3716 @@ -375,6 +393,7 @@ static int at91_clk_show(struct seq_file
3717 seq_printf(s, "PLLB = %8x\n", at91_sys_read(AT91_CKGR_PLLBR));
3718
3719 seq_printf(s, "MCKR = %8x\n", at91_sys_read(AT91_PMC_MCKR));
3720 +#warning "Hard-coded PCK"
3721 for (i = 0; i < 4; i++)
3722 seq_printf(s, "PCK%d = %8x\n", i, at91_sys_read(AT91_PMC_PCKR(i)));
3723 seq_printf(s, "SR = %8x\n", sr = at91_sys_read(AT91_PMC_SR));
3724 Index: linux-2.6.21.7/arch/arm/mach-at91/generic.h
3725 ===================================================================
3726 --- linux-2.6.21.7.orig/arch/arm/mach-at91/generic.h
3727 +++ linux-2.6.21.7/arch/arm/mach-at91/generic.h
3728 @@ -13,12 +13,14 @@ extern void __init at91rm9200_initialize
3729 extern void __init at91sam9260_initialize(unsigned long main_clock);
3730 extern void __init at91sam9261_initialize(unsigned long main_clock);
3731 extern void __init at91sam9263_initialize(unsigned long main_clock);
3732 +extern void __init at91sam9rl_initialize(unsigned long main_clock);
3733
3734 /* Interrupts */
3735 extern void __init at91rm9200_init_interrupts(unsigned int priority[]);
3736 extern void __init at91sam9260_init_interrupts(unsigned int priority[]);
3737 extern void __init at91sam9261_init_interrupts(unsigned int priority[]);
3738 extern void __init at91sam9263_init_interrupts(unsigned int priority[]);
3739 +extern void __init at91sam9rl_init_interrupts(unsigned int priority[]);
3740 extern void __init at91_aic_init(unsigned int priority[]);
3741
3742 /* Timer */
3743 @@ -34,6 +36,7 @@ extern void __init at91_clock_associate(
3744 /* Power Management */
3745 extern void at91_irq_suspend(void);
3746 extern void at91_irq_resume(void);
3747 +extern int at91_suspend_entering_slow_clock(void);
3748
3749 /* GPIO */
3750 #define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */
3751 Index: linux-2.6.21.7/arch/arm/mach-at91/ics1523.c
3752 ===================================================================
3753 --- /dev/null
3754 +++ linux-2.6.21.7/arch/arm/mach-at91/ics1523.c
3755 @@ -0,0 +1,207 @@
3756 +/*
3757 + * arch/arm/mach-at91rm9200/ics1523.c
3758 + *
3759 + * Copyright (C) 2003 ATMEL Rousset
3760 + *
3761 + * This program is free software; you can redistribute it and/or modify
3762 + * it under the terms of the GNU General Public License as published by
3763 + * the Free Software Foundation; either version 2 of the License, or
3764 + * (at your option) any later version.
3765 + *
3766 + * This program is distributed in the hope that it will be useful,
3767 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
3768 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3769 + * GNU General Public License for more details.
3770 + *
3771 + * You should have received a copy of the GNU General Public License
3772 + * along with this program; if not, write to the Free Software
3773 + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
3774 + */
3775 +
3776 +#include <asm/hardware.h>
3777 +#include <asm/io.h>
3778 +
3779 +#include <linux/clk.h>
3780 +#include <linux/delay.h>
3781 +#include <linux/err.h>
3782 +#include <linux/init.h>
3783 +
3784 +#include <asm/arch/ics1523.h>
3785 +#include <asm/arch/at91_twi.h>
3786 +#include <asm/arch/gpio.h>
3787 +
3788 +/* TWI Errors */
3789 +#define AT91_TWI_ERROR (AT91_TWI_NACK | AT91_TWI_UNRE | AT91_TWI_OVRE)
3790 +
3791 +
3792 +static void __iomem *twi_base;
3793 +
3794 +#define at91_twi_read(reg) __raw_readl(twi_base + (reg))
3795 +#define at91_twi_write(reg, val) __raw_writel((val), twi_base + (reg))
3796 +
3797 +
3798 +/* -----------------------------------------------------------------------------
3799 + * Initialization of TWI CLOCK
3800 + * ----------------------------------------------------------------------------- */
3801 +
3802 +static void at91_ics1523_SetTwiClock(unsigned int mck_khz)
3803 +{
3804 + int sclock;
3805 +
3806 + /* Here, CKDIV = 1 and CHDIV = CLDIV ==> CLDIV = CHDIV = 1/4*((Fmclk/FTWI) -6) */
3807 + sclock = (10*mck_khz / ICS_TRANSFER_RATE);
3808 + if (sclock % 10 >= 5)
3809 + sclock = (sclock /10) - 5;
3810 + else
3811 + sclock = (sclock /10)- 6;
3812 + sclock = (sclock + (4 - sclock %4)) >> 2; /* div 4 */
3813 +
3814 + at91_twi_write(AT91_TWI_CWGR, 0x00010000 | sclock | (sclock << 8));
3815 +}
3816 +
3817 +/* -----------------------------------------------------------------------------
3818 + * Read a byte with TWI Interface from the Clock Generator ICS1523
3819 + * ----------------------------------------------------------------------------- */
3820 +
3821 +static int at91_ics1523_ReadByte(unsigned char reg_address, unsigned char *data_in)
3822 +{
3823 + int Status, nb_trial;
3824 +
3825 + at91_twi_write(AT91_TWI_MMR, AT91_TWI_MREAD | AT91_TWI_IADRSZ_1 | ((ICS_ADDR << 16) & AT91_TWI_DADR));
3826 + at91_twi_write(AT91_TWI_IADR, reg_address);
3827 + at91_twi_write(AT91_TWI_CR, AT91_TWI_START | AT91_TWI_STOP);
3828 +
3829 + /* Program temporizing period (300us) */
3830 + udelay(300);
3831 +
3832 + /* Wait TXcomplete ... */
3833 + nb_trial = 0;
3834 + Status = at91_twi_read(AT91_TWI_SR);
3835 + while (!(Status & AT91_TWI_TXCOMP) && (nb_trial < 10)) {
3836 + nb_trial++;
3837 + Status = at91_twi_read(AT91_TWI_SR);
3838 + }
3839 +
3840 + if (Status & AT91_TWI_TXCOMP) {
3841 + *data_in = (unsigned char) at91_twi_read(AT91_TWI_RHR);
3842 + return ICS1523_ACCESS_OK;
3843 + }
3844 + else
3845 + return ICS1523_ACCESS_ERROR;
3846 +}
3847 +
3848 +/* -----------------------------------------------------------------------------
3849 + * Write a byte with TWI Interface to the Clock Generator ICS1523
3850 + * ----------------------------------------------------------------------------- */
3851 +
3852 +static int at91_ics1523_WriteByte(unsigned char reg_address, unsigned char data_out)
3853 +{
3854 + int Status, nb_trial;
3855 +
3856 + at91_twi_write(AT91_TWI_MMR, AT91_TWI_IADRSZ_1 | ((ICS_ADDR << 16) & AT91_TWI_DADR));
3857 + at91_twi_write(AT91_TWI_IADR, reg_address);
3858 + at91_twi_write(AT91_TWI_THR, data_out);
3859 + at91_twi_write(AT91_TWI_CR, AT91_TWI_START | AT91_TWI_STOP);
3860 +
3861 + /* Program temporizing period (300us) */
3862 + udelay(300);
3863 +
3864 + nb_trial = 0;
3865 + Status = at91_twi_read(AT91_TWI_SR);
3866 + while (!(Status & AT91_TWI_TXCOMP) && (nb_trial < 10)) {
3867 + nb_trial++;
3868 + if (Status & AT91_TWI_ERROR) {
3869 + /* If Underrun OR NACK - Start again */
3870 + at91_twi_write(AT91_TWI_CR, AT91_TWI_START | AT91_TWI_STOP);
3871 +
3872 + /* Program temporizing period (300us) */
3873 + udelay(300);
3874 + }
3875 + Status = at91_twi_read(AT91_TWI_SR);
3876 + };
3877 +
3878 + if (Status & AT91_TWI_TXCOMP)
3879 + return ICS1523_ACCESS_OK;
3880 + else
3881 + return ICS1523_ACCESS_ERROR;
3882 +}
3883 +
3884 +/* -----------------------------------------------------------------------------
3885 + * Initialization of the Clock Generator ICS1523
3886 + * ----------------------------------------------------------------------------- */
3887 +
3888 +int at91_ics1523_init(void)
3889 +{
3890 + int nb_trial;
3891 + int ack = ICS1523_ACCESS_OK;
3892 + unsigned int status = 0xffffffff;
3893 + struct clk *twi_clk;
3894 +
3895 + /* Map in TWI peripheral */
3896 + twi_base = ioremap(AT91RM9200_BASE_TWI, SZ_16K);
3897 + if (!twi_base)
3898 + return -ENOMEM;
3899 +
3900 + /* pins used for TWI interface */
3901 + at91_set_A_periph(AT91_PIN_PA25, 0); /* TWD */
3902 + at91_set_multi_drive(AT91_PIN_PA25, 1);
3903 + at91_set_A_periph(AT91_PIN_PA26, 0); /* TWCK */
3904 + at91_set_multi_drive(AT91_PIN_PA26, 1);
3905 +
3906 + /* Enable the TWI clock */
3907 + twi_clk = clk_get(NULL, "twi_clk");
3908 + if (IS_ERR(twi_clk))
3909 + return ICS1523_ACCESS_ERROR;
3910 + clk_enable(twi_clk);
3911 +
3912 + /* Disable interrupts */
3913 + at91_twi_write(AT91_TWI_IDR, -1);
3914 +
3915 + /* Reset peripheral */
3916 + at91_twi_write(AT91_TWI_CR, AT91_TWI_SWRST);
3917 +
3918 + /* Set Master mode */
3919 + at91_twi_write(AT91_TWI_CR, AT91_TWI_MSEN);
3920 +
3921 + /* Set TWI Clock Waveform Generator Register */
3922 + at91_ics1523_SetTwiClock(60000); /* MCK in KHz = 60000 KHz */
3923 +
3924 + /* ICS1523 Initialisation */
3925 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_ICR, (unsigned char) 0);
3926 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_OE, (unsigned char) (ICS_OEF | ICS_OET2 | ICS_OETCK));
3927 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_OD, (unsigned char) (ICS_INSEL | 0x7F));
3928 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_DPAO, (unsigned char) 0);
3929 +
3930 + nb_trial = 0;
3931 + do {
3932 + nb_trial++;
3933 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_ICR, (unsigned char) (ICS_ENDLS | ICS_ENPLS | ICS_PDEN /*| ICS_FUNCSEL*/));
3934 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_LCR, (unsigned char) (ICS_PSD | ICS_PFD));
3935 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_FD0, (unsigned char) 0x39) ; /* 0x7A */
3936 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_FD1, (unsigned char) 0x00);
3937 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_SWRST, (unsigned char) (ICS_PLLR));
3938 +
3939 + /* Program 1ms temporizing period */
3940 + mdelay(1);
3941 +
3942 + at91_ics1523_ReadByte ((unsigned char) ICS_SR, (char *)&status);
3943 + } while (!((unsigned int) status & (unsigned int) ICS_PLLLOCK) && (nb_trial < 10));
3944 +
3945 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_DPAC, (unsigned char) 0x03) ; /* 0x01 */
3946 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_SWRST, (unsigned char) (ICS_DPAR));
3947 +
3948 + /* Program 1ms temporizing period */
3949 + mdelay(1);
3950 +
3951 + ack |= at91_ics1523_WriteByte ((unsigned char) ICS_DPAO, (unsigned char) 0x00);
3952 +
3953 + /* Program 1ms temporizing period */
3954 + mdelay(1);
3955 +
3956 + /* All done - cleanup */
3957 + iounmap(twi_base);
3958 + clk_disable(twi_clk);
3959 + clk_put(twi_clk);
3960 +
3961 + return ack;
3962 +}
3963 Index: linux-2.6.21.7/arch/arm/mach-at91/pm.c
3964 ===================================================================
3965 --- linux-2.6.21.7.orig/arch/arm/mach-at91/pm.c
3966 +++ linux-2.6.21.7/arch/arm/mach-at91/pm.c
3967 @@ -63,6 +63,7 @@ static int at91_pm_prepare(suspend_state
3968 * Verify that all the clocks are correct before entering
3969 * slow-clock mode.
3970 */
3971 +#warning "SAM9260 only has 3 programmable clocks."
3972 static int at91_pm_verify_clocks(void)
3973 {
3974 unsigned long scsr;
3975 @@ -104,20 +105,15 @@ static int at91_pm_verify_clocks(void)
3976 }
3977
3978 /*
3979 - * Call this from platform driver suspend() to see how deeply to suspend.
3980 + * This is called from clk_must_disable(), to see how deeply to suspend.
3981 * For example, some controllers (like OHCI) need one of the PLL clocks
3982 * in order to act as a wakeup source, and those are not available when
3983 * going into slow clock mode.
3984 - *
3985 - * REVISIT: generalize as clk_will_be_available(clk)? Other platforms have
3986 - * the very same problem (but not using at91 main_clk), and it'd be better
3987 - * to add one generic API rather than lots of platform-specific ones.
3988 */
3989 int at91_suspend_entering_slow_clock(void)
3990 {
3991 return (target_state == PM_SUSPEND_MEM);
3992 }
3993 -EXPORT_SYMBOL(at91_suspend_entering_slow_clock);
3994
3995
3996 static void (*slow_clock)(void);
3997 @@ -207,16 +203,23 @@ static struct pm_ops at91_pm_ops ={
3998 .enter = at91_pm_enter,
3999 };
4000
4001 +#ifdef CONFIG_AT91_SLOW_CLOCK
4002 +extern void at91rm9200_slow_clock(void);
4003 +extern u32 at91rm9200_slow_clock_sz;
4004 +#endif
4005 +
4006 static int __init at91_pm_init(void)
4007 {
4008 - printk("AT91: Power Management\n");
4009 -
4010 -#ifdef CONFIG_AT91_PM_SLOW_CLOCK
4011 - /* REVISIT allocations of SRAM should be dynamically managed.
4012 +#ifdef CONFIG_AT91_SLOW_CLOCK
4013 + /*
4014 + * REVISIT allocations of SRAM should be dynamically managed.
4015 * FIQ handlers and other components will want SRAM/TCM too...
4016 */
4017 - slow_clock = (void *) (AT91_VA_BASE_SRAM + (3 * SZ_4K));
4018 + slow_clock = (void *) (AT91_IO_VIRT_BASE - AT91RM9200_SRAM_SIZE + (3 * SZ_4K));
4019 memcpy(slow_clock, at91rm9200_slow_clock, at91rm9200_slow_clock_sz);
4020 + printk("AT91: Power Management (with slow clock mode)\n");
4021 +#else
4022 + printk("AT91: Power Management\n");
4023 #endif
4024
4025 /* Disable SDRAM low-power mode. Cannot be used with self-refresh. */
4026 Index: linux-2.6.21.7/arch/arm/mach-at91/pm_slowclock.S
4027 ===================================================================
4028 --- /dev/null
4029 +++ linux-2.6.21.7/arch/arm/mach-at91/pm_slowclock.S
4030 @@ -0,0 +1,172 @@
4031 +/*
4032 + * arch/arm/mach-at91/pm_slow_clock.S
4033 + *
4034 + * Copyright (C) 2006 Savin Zlobec
4035 + *
4036 + * This program is free software; you can redistribute it and/or modify
4037 + * it under the terms of the GNU General Public License version 2 as
4038 + * published by the Free Software Foundation.
4039 + *
4040 + */
4041 +
4042 +#include <linux/linkage.h>
4043 +#include <asm/hardware.h>
4044 +#include <asm/arch/at91_pmc.h>
4045 +#include <asm/arch/at91rm9200_mc.h>
4046 +
4047 +#define MCKRDY_TIMEOUT 1000
4048 +#define MOSCRDY_TIMEOUT 1000
4049 +#define PLLALOCK_TIMEOUT 1000
4050 +
4051 + .macro wait_mckrdy
4052 + mov r2, #MCKRDY_TIMEOUT
4053 +1: sub r2, r2, #1
4054 + cmp r2, #0
4055 + beq 2f
4056 + ldr r3, [r1, #AT91_PMC_SR]
4057 + tst r3, #AT91_PMC_MCKRDY
4058 + beq 1b
4059 +2:
4060 + .endm
4061 +
4062 + .macro wait_moscrdy
4063 + mov r2, #MOSCRDY_TIMEOUT
4064 +1: sub r2, r2, #1
4065 + cmp r2, #0
4066 + beq 2f
4067 + ldr r3, [r1, #AT91_PMC_SR]
4068 + tst r3, #AT91_PMC_MOSCS
4069 + beq 1b
4070 +2:
4071 + .endm
4072 +
4073 + .macro wait_pllalock
4074 + mov r2, #PLLALOCK_TIMEOUT
4075 +1: sub r2, r2, #1
4076 + cmp r2, #0
4077 + beq 2f
4078 + ldr r3, [r1, #AT91_PMC_SR]
4079 + tst r3, #AT91_PMC_LOCKA
4080 + beq 1b
4081 +2:
4082 + .endm
4083 +
4084 + .macro wait_plladis
4085 + mov r2, #PLLALOCK_TIMEOUT
4086 +1: sub r2, r2, #1
4087 + cmp r2, #0
4088 + beq 2f
4089 + ldr r3, [r1, #AT91_PMC_SR]
4090 + tst r3, #AT91_PMC_LOCKA
4091 + bne 1b
4092 +2:
4093 + .endm
4094 +
4095 + .text
4096 +
4097 +ENTRY(at91rm9200_slow_clock)
4098 +
4099 + ldr r1, .at91_va_base_sys
4100 +
4101 + /* Put SDRAM in self refresh mode */
4102 +
4103 + b 1f
4104 + .align 5
4105 +1: mcr p15, 0, r0, c7, c10, 4
4106 + mov r2, #1
4107 + str r2, [r1, #AT91_SDRAMC_SRR]
4108 +
4109 + /* Save Master clock setting */
4110 +
4111 + ldr r2, [r1, #AT91_PMC_MCKR]
4112 + str r2, .saved_mckr
4113 +
4114 + /*
4115 + * Set the Master clock source to slow clock
4116 + *
4117 + * First set the CSS field, wait for MCKRDY
4118 + * and than set the PRES and MDIV fields.
4119 + *
4120 + * See eratta #2[78] for details.
4121 + */
4122 +
4123 + bic r2, r2, #3
4124 + str r2, [r1, #AT91_PMC_MCKR]
4125 +
4126 + wait_mckrdy
4127 +
4128 + mov r2, #0
4129 + str r2, [r1, #AT91_PMC_MCKR]
4130 +
4131 + /* Save PLLA setting and disable it */
4132 +
4133 + ldr r2, [r1, #AT91_CKGR_PLLAR]
4134 + str r2, .saved_pllar
4135 +
4136 + mov r2, #0
4137 + str r2, [r1, #AT91_CKGR_PLLAR]
4138 +
4139 + wait_plladis
4140 +
4141 + /* Turn off the main oscillator */
4142 +
4143 + ldr r2, [r1, #AT91_CKGR_MOR]
4144 + bic r2, r2, #AT91_PMC_MOSCEN
4145 + str r2, [r1, #AT91_CKGR_MOR]
4146 +
4147 + /* Wait for interrupt */
4148 +
4149 + mcr p15, 0, r0, c7, c0, 4
4150 +
4151 + /* Turn on the main oscillator */
4152 +
4153 + ldr r2, [r1, #AT91_CKGR_MOR]
4154 + orr r2, r2, #AT91_PMC_MOSCEN
4155 + str r2, [r1, #AT91_CKGR_MOR]
4156 +
4157 + wait_moscrdy
4158 +
4159 + /* Restore PLLA setting */
4160 +
4161 + ldr r2, .saved_pllar
4162 + str r2, [r1, #AT91_CKGR_PLLAR]
4163 +
4164 + wait_pllalock
4165 +
4166 + /*
4167 + * Restore master clock setting
4168 + *
4169 + * First set PRES if it was not 0,
4170 + * than set CSS and MDIV fields.
4171 + * After every change wait for
4172 + * MCKRDY.
4173 + *
4174 + * See eratta #2[78] for details.
4175 + */
4176 +
4177 + ldr r2, .saved_mckr
4178 + tst r2, #0x1C
4179 + beq 2f
4180 + and r2, r2, #0x1C
4181 + str r2, [r1, #AT91_PMC_MCKR]
4182 +
4183 + wait_mckrdy
4184 +
4185 +2: ldr r2, .saved_mckr
4186 + str r2, [r1, #AT91_PMC_MCKR]
4187 +
4188 + wait_mckrdy
4189 +
4190 + mov pc, lr
4191 +
4192 +.saved_mckr:
4193 + .word 0
4194 +
4195 +.saved_pllar:
4196 + .word 0
4197 +
4198 +.at91_va_base_sys:
4199 + .word AT91_VA_BASE_SYS
4200 +
4201 +ENTRY(at91rm9200_slow_clock_sz)
4202 + .word .-at91rm9200_slow_clock
4203 Index: linux-2.6.21.7/arch/arm/mach-at91/tclib.c
4204 ===================================================================
4205 --- /dev/null
4206 +++ linux-2.6.21.7/arch/arm/mach-at91/tclib.c
4207 @@ -0,0 +1,17 @@
4208 +#include <linux/clk.h>
4209 +#include <linux/kernel.h>
4210 +#include <linux/module.h>
4211 +
4212 +#include "tclib.h"
4213 +
4214 +static struct atmel_tcblock *blocks;
4215 +static int nblocks;
4216 +
4217 +/*
4218 + * Called from the processor-specific init to register the TC Blocks.
4219 + */
4220 +void __init atmel_tc_init(struct atmel_tcblock *tcblocks, int n)
4221 +{
4222 + blocks = tcblocks;
4223 + nblocks = n;
4224 +}
4225 Index: linux-2.6.21.7/arch/arm/mach-at91/tclib.h
4226 ===================================================================
4227 --- /dev/null
4228 +++ linux-2.6.21.7/arch/arm/mach-at91/tclib.h
4229 @@ -0,0 +1,11 @@
4230 +
4231 +#define TC_PER_TCB 3
4232 +
4233 +struct atmel_tcblock {
4234 + u32 physaddr;
4235 + void __iomem *ioaddr;
4236 + struct clk *clk[TC_PER_TCB];
4237 + int irq[TC_PER_TCB];
4238 +};
4239 +
4240 +extern void __init atmel_tc_init(struct atmel_tcblock *tcblocks, int n);
4241 Index: linux-2.6.21.7/arch/arm/mm/Kconfig
4242 ===================================================================
4243 --- linux-2.6.21.7.orig/arch/arm/mm/Kconfig
4244 +++ linux-2.6.21.7/arch/arm/mm/Kconfig
4245 @@ -171,8 +171,8 @@ config CPU_ARM925T
4246 # ARM926T
4247 config CPU_ARM926T
4248 bool "Support ARM926T processor"
4249 - depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || MACH_REALVIEW_EB || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_NS9XXX
4250 - default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_NS9XXX
4251 + depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || MACH_REALVIEW_EB || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_NS9XXX
4252 + default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_NS9XXX
4253 select CPU_32v5
4254 select CPU_ABRT_EV5TJ
4255 select CPU_CACHE_VIVT
4256 Index: linux-2.6.21.7/arch/arm/tools/mach-types
4257 ===================================================================
4258 --- linux-2.6.21.7.orig/arch/arm/tools/mach-types
4259 +++ linux-2.6.21.7/arch/arm/tools/mach-types
4260 @@ -1335,3 +1335,32 @@ at91sam9rlek MACH_AT91SAM9RLEK AT91SAM9
4261 comtech_router MACH_COMTECH_ROUTER COMTECH_ROUTER 1327
4262 sbc2410x MACH_SBC2410X SBC2410X 1328
4263 at4x0bd MACH_AT4X0BD AT4X0BD 1329
4264 +cbifr MACH_CBIFR CBIFR 1330
4265 +arcom_quantum MACH_ARCOM_QUANTUM ARCOM_QUANTUM 1331
4266 +matrix520 MACH_MATRIX520 MATRIX520 1332
4267 +matrix510 MACH_MATRIX510 MATRIX510 1333
4268 +matrix500 MACH_MATRIX500 MATRIX500 1334
4269 +m501 MACH_M501 M501 1335
4270 +aaeon1270 MACH_AAEON1270 AAEON1270 1336
4271 +matrix500ev MACH_MATRIX500EV MATRIX500EV 1337
4272 +pac500 MACH_PAC500 PAC500 1338
4273 +pnx8181 MACH_PNX8181 PNX8181 1339
4274 +colibri320 MACH_COLIBRI320 COLIBRI320 1340
4275 +aztoolbb MACH_AZTOOLBB AZTOOLBB 1341
4276 +aztoolg2 MACH_AZTOOLG2 AZTOOLG2 1342
4277 +dvlhost MACH_DVLHOST DVLHOST 1343
4278 +zir9200 MACH_ZIR9200 ZIR9200 1344
4279 +zir9260 MACH_ZIR9260 ZIR9260 1345
4280 +cocopah MACH_COCOPAH COCOPAH 1346
4281 +nds MACH_NDS NDS 1347
4282 +rosencrantz MACH_ROSENCRANTZ ROSENCRANTZ 1348
4283 +fttx_odsc MACH_FTTX_ODSC FTTX_ODSC 1349
4284 +classe_r6904 MACH_CLASSE_R6904 CLASSE_R6904 1350
4285 +cam60 MACH_CAM60 CAM60 1351
4286 +mxc30031ads MACH_MXC30031ADS MXC30031ADS 1352
4287 +datacall MACH_DATACALL DATACALL 1353
4288 +at91eb01 MACH_AT91EB01 AT91EB01 1354
4289 +rty MACH_RTY RTY 1355
4290 +dwl2100 MACH_DWL2100 DWL2100 1356
4291 +vinsi MACH_VINSI VINSI 1357
4292 +db88f5281 MACH_DB88F5281 DB88F5281 1358
4293 Index: linux-2.6.21.7/drivers/char/Kconfig
4294 ===================================================================
4295 --- linux-2.6.21.7.orig/drivers/char/Kconfig
4296 +++ linux-2.6.21.7/drivers/char/Kconfig
4297 @@ -1071,5 +1071,21 @@ config TELCLOCK
4298 /sys/devices/platform/telco_clock, with a number of files for
4299 controlling the behavior of this hardware.
4300
4301 +config AT91_SPI
4302 + bool "SPI driver (legacy) for AT91RM9200 processors"
4303 + depends on ARCH_AT91RM9200
4304 + default y
4305 + help
4306 + The SPI driver gives access to this serial bus on the AT91RM9200
4307 + processor.
4308 +
4309 +config AT91_SPIDEV
4310 + bool "SPI device interface (legacy) for AT91RM9200 processors"
4311 + depends on ARCH_AT91RM9200 && AT91_SPI
4312 + default n
4313 + help
4314 + The SPI driver gives user mode access to this serial
4315 + bus on the AT91RM9200 processor.
4316 +
4317 endmenu
4318
4319 Index: linux-2.6.21.7/drivers/char/Makefile
4320 ===================================================================
4321 --- linux-2.6.21.7.orig/drivers/char/Makefile
4322 +++ linux-2.6.21.7/drivers/char/Makefile
4323 @@ -93,6 +93,8 @@ obj-$(CONFIG_CS5535_GPIO) += cs5535_gpio
4324 obj-$(CONFIG_GPIO_VR41XX) += vr41xx_giu.o
4325 obj-$(CONFIG_TANBAC_TB0219) += tb0219.o
4326 obj-$(CONFIG_TELCLOCK) += tlclk.o
4327 +obj-$(CONFIG_AT91_SPI) += at91_spi.o
4328 +obj-$(CONFIG_AT91_SPIDEV) += at91_spidev.o
4329
4330 obj-$(CONFIG_WATCHDOG) += watchdog/
4331 obj-$(CONFIG_MWAVE) += mwave/
4332 Index: linux-2.6.21.7/drivers/char/at91_spi.c
4333 ===================================================================
4334 --- /dev/null
4335 +++ linux-2.6.21.7/drivers/char/at91_spi.c
4336 @@ -0,0 +1,336 @@
4337 +/*
4338 + * Serial Peripheral Interface (SPI) driver for the Atmel AT91RM9200 (Thunder)
4339 + *
4340 + * Copyright (C) SAN People (Pty) Ltd
4341 + *
4342 + * This program is free software; you can redistribute it and/or
4343 + * modify it under the terms of the GNU General Public License
4344 + * as published by the Free Software Foundation; either version
4345 + * 2 of the License, or (at your option) any later version.
4346 + */
4347 +
4348 +#include <linux/init.h>
4349 +#include <linux/dma-mapping.h>
4350 +#include <linux/module.h>
4351 +#include <linux/sched.h>
4352 +#include <linux/completion.h>
4353 +#include <linux/interrupt.h>
4354 +#include <linux/clk.h>
4355 +#include <linux/platform_device.h>
4356 +#include <linux/atmel_pdc.h>
4357 +#include <asm/io.h>
4358 +#include <asm/semaphore.h>
4359 +
4360 +#include <asm/arch/at91_spi.h>
4361 +#include <asm/arch/board.h>
4362 +#include <asm/arch/spi.h>
4363 +
4364 +#undef DEBUG_SPI
4365 +
4366 +static struct spi_local spi_dev[NR_SPI_DEVICES]; /* state of the SPI devices */
4367 +static int spi_enabled = 0;
4368 +static struct semaphore spi_lock; /* protect access to SPI bus */
4369 +static int current_device = -1; /* currently selected SPI device */
4370 +static struct clk *spi_clk; /* SPI clock */
4371 +static void __iomem *spi_base; /* SPI peripheral base-address */
4372 +
4373 +DECLARE_COMPLETION(transfer_complete);
4374 +
4375 +
4376 +#define at91_spi_read(reg) __raw_readl(spi_base + (reg))
4377 +#define at91_spi_write(reg, val) __raw_writel((val), spi_base + (reg))
4378 +
4379 +
4380 +/* ......................................................................... */
4381 +
4382 +/*
4383 + * Access and enable the SPI bus.
4384 + * This MUST be called before any transfers are performed.
4385 + */
4386 +void spi_access_bus(short device)
4387 +{
4388 + /* Ensure that requested device is valid */
4389 + if ((device < 0) || (device >= NR_SPI_DEVICES))
4390 + panic("at91_spi: spi_access_bus called with invalid device");
4391 +
4392 + if (spi_enabled == 0) {
4393 + clk_enable(spi_clk); /* Enable Peripheral clock */
4394 + at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIEN); /* Enable SPI */
4395 +#ifdef DEBUG_SPI
4396 + printk("SPI on\n");
4397 +#endif
4398 + }
4399 + spi_enabled++;
4400 +
4401 + /* Lock the SPI bus */
4402 + down(&spi_lock);
4403 + current_device = device;
4404 +
4405 + /* Configure SPI bus for device */
4406 + at91_spi_write(AT91_SPI_MR, AT91_SPI_MSTR | AT91_SPI_MODFDIS | (spi_dev[device].pcs << 16));
4407 +}
4408 +
4409 +/*
4410 + * Relinquish control of the SPI bus.
4411 + */
4412 +void spi_release_bus(short device)
4413 +{
4414 + if (device != current_device)
4415 + panic("at91_spi: spi_release called with invalid device");
4416 +
4417 + /* Release the SPI bus */
4418 + current_device = -1;
4419 + up(&spi_lock);
4420 +
4421 + spi_enabled--;
4422 + if (spi_enabled == 0) {
4423 + at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIDIS); /* Disable SPI */
4424 + clk_disable(spi_clk); /* Disable Peripheral clock */
4425 +#ifdef DEBUG_SPI
4426 + printk("SPI off\n");
4427 +#endif
4428 + }
4429 +}
4430 +
4431 +/*
4432 + * Perform a data transfer over the SPI bus
4433 + */
4434 +int spi_transfer(struct spi_transfer_list* list)
4435 +{
4436 + struct spi_local *device = (struct spi_local *) &spi_dev[current_device];
4437 + int tx_size;
4438 +
4439 + if (!list)
4440 + panic("at91_spi: spi_transfer called with NULL transfer list");
4441 + if (current_device == -1)
4442 + panic("at91_spi: spi_transfer called without acquiring bus");
4443 +
4444 +#ifdef DEBUG_SPI
4445 + printk("SPI transfer start [%i]\n", list->nr_transfers);
4446 +#endif
4447 +
4448 + /* If we are in 16-bit mode, we need to modify what we pass to the PDC */
4449 + tx_size = (at91_spi_read(AT91_SPI_CSR(current_device)) & AT91_SPI_BITS_16) ? 2 : 1;
4450 +
4451 + /* Store transfer list */
4452 + device->xfers = list;
4453 + list->curr = 0;
4454 +
4455 + /* Assume there must be at least one transfer */
4456 + device->tx = dma_map_single(NULL, list->tx[0], list->txlen[0], DMA_TO_DEVICE);
4457 + device->rx = dma_map_single(NULL, list->rx[0], list->rxlen[0], DMA_FROM_DEVICE);
4458 +
4459 + /* Program PDC registers */
4460 + at91_spi_write(ATMEL_PDC_TPR, device->tx);
4461 + at91_spi_write(ATMEL_PDC_RPR, device->rx);
4462 + at91_spi_write(ATMEL_PDC_TCR, list->txlen[0] / tx_size);
4463 + at91_spi_write(ATMEL_PDC_RCR, list->rxlen[0] / tx_size);
4464 +
4465 + /* Is there a second transfer? */
4466 + if (list->nr_transfers > 1) {
4467 + device->txnext = dma_map_single(NULL, list->tx[1], list->txlen[1], DMA_TO_DEVICE);
4468 + device->rxnext = dma_map_single(NULL, list->rx[1], list->rxlen[1], DMA_FROM_DEVICE);
4469 +
4470 + /* Program Next PDC registers */
4471 + at91_spi_write(ATMEL_PDC_TNPR, device->txnext);
4472 + at91_spi_write(ATMEL_PDC_RNPR, device->rxnext);
4473 + at91_spi_write(ATMEL_PDC_TNCR, list->txlen[1] / tx_size);
4474 + at91_spi_write(ATMEL_PDC_RNCR, list->rxlen[1] / tx_size);
4475 + }
4476 + else {
4477 + device->txnext = 0;
4478 + device->rxnext = 0;
4479 + at91_spi_write(ATMEL_PDC_TNCR, 0);
4480 + at91_spi_write(ATMEL_PDC_RNCR, 0);
4481 + }
4482 +
4483 + // TODO: If we are doing consecutive transfers (at high speed, or
4484 + // small buffers), then it might be worth modifying the 'Delay between
4485 + // Consecutive Transfers' in the CSR registers.
4486 + // This is an issue if we cannot chain the next buffer fast enough
4487 + // in the interrupt handler.
4488 +
4489 + /* Enable transmitter and receiver */
4490 + at91_spi_write(ATMEL_PDC_PTCR, ATMEL_PDC_RXTEN | ATMEL_PDC_TXTEN);
4491 +
4492 + at91_spi_write(AT91_SPI_IER, AT91_SPI_ENDRX); /* enable buffer complete interrupt */
4493 + wait_for_completion(&transfer_complete);
4494 +
4495 +#ifdef DEBUG_SPI
4496 + printk("SPI transfer end\n");
4497 +#endif
4498 +
4499 + return 0;
4500 +}
4501 +
4502 +/* ......................................................................... */
4503 +
4504 +/*
4505 + * Handle interrupts from the SPI controller.
4506 + */
4507 +static irqreturn_t at91spi_interrupt(int irq, void *dev_id)
4508 +{
4509 + unsigned int status;
4510 + struct spi_local *device = (struct spi_local *) &spi_dev[current_device];
4511 + struct spi_transfer_list *list = device->xfers;
4512 +
4513 +#ifdef DEBUG_SPI
4514 + printk("SPI interrupt %i\n", current_device);
4515 +#endif
4516 +
4517 + if (!list)
4518 + panic("at91_spi: spi_interrupt with a NULL transfer list");
4519 +
4520 + status = at91_spi_read(AT91_SPI_SR) & at91_spi_read(AT91_SPI_IMR); /* read status */
4521 +
4522 + dma_unmap_single(NULL, device->tx, list->txlen[list->curr], DMA_TO_DEVICE);
4523 + dma_unmap_single(NULL, device->rx, list->rxlen[list->curr], DMA_FROM_DEVICE);
4524 +
4525 + device->tx = device->txnext; /* move next transfer to current transfer */
4526 + device->rx = device->rxnext;
4527 +
4528 + list->curr = list->curr + 1;
4529 + if (list->curr == list->nr_transfers) { /* all transfers complete */
4530 + at91_spi_write(AT91_SPI_IDR, AT91_SPI_ENDRX); /* disable interrupt */
4531 +
4532 + /* Disable transmitter and receiver */
4533 + at91_spi_write(ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS);
4534 +
4535 + device->xfers = NULL;
4536 + complete(&transfer_complete);
4537 + }
4538 + else if (list->curr+1 == list->nr_transfers) { /* no more next transfers */
4539 + device->txnext = 0;
4540 + device->rxnext = 0;
4541 + at91_spi_write(ATMEL_PDC_TNCR, 0);
4542 + at91_spi_write(ATMEL_PDC_RNCR, 0);
4543 + }
4544 + else {
4545 + int i = (list->curr)+1;
4546 +
4547 + /* If we are in 16-bit mode, we need to modify what we pass to the PDC */
4548 + int tx_size = (at91_spi_read(AT91_SPI_CSR(current_device)) & AT91_SPI_BITS_16) ? 2 : 1;
4549 +
4550 + device->txnext = dma_map_single(NULL, list->tx[i], list->txlen[i], DMA_TO_DEVICE);
4551 + device->rxnext = dma_map_single(NULL, list->rx[i], list->rxlen[i], DMA_FROM_DEVICE);
4552 + at91_spi_write(ATMEL_PDC_TNPR, device->txnext);
4553 + at91_spi_write(ATMEL_PDC_RNPR, device->rxnext);
4554 + at91_spi_write(ATMEL_PDC_TNCR, list->txlen[i] / tx_size);
4555 + at91_spi_write(ATMEL_PDC_RNCR, list->rxlen[i] / tx_size);
4556 + }
4557 + return IRQ_HANDLED;
4558 +}
4559 +
4560 +/* ......................................................................... */
4561 +
4562 +/*
4563 + * Initialize the SPI controller
4564 + */
4565 +static int __init at91spi_probe(struct platform_device *pdev)
4566 +{
4567 + int i;
4568 + unsigned long scbr;
4569 + struct resource *res;
4570 +
4571 + init_MUTEX(&spi_lock);
4572 +
4573 + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
4574 + if (!res)
4575 + return -ENXIO;
4576 +
4577 + if (!request_mem_region(res->start, res->end - res->start + 1, "at91_spi"))
4578 + return -EBUSY;
4579 +
4580 + spi_base = ioremap(res->start, res->end - res->start + 1);
4581 + if (!spi_base) {
4582 + release_mem_region(res->start, res->end - res->start + 1);
4583 + return -ENOMEM;
4584 + }
4585 +
4586 + spi_clk = clk_get(NULL, "spi_clk");
4587 + if (IS_ERR(spi_clk)) {
4588 + printk(KERN_ERR "at91_spi: no clock defined\n");
4589 + iounmap(spi_base);
4590 + release_mem_region(res->start, res->end - res->start + 1);
4591 + return -ENODEV;
4592 + }
4593 +
4594 + at91_spi_write(AT91_SPI_CR, AT91_SPI_SWRST); /* software reset of SPI controller */
4595 +
4596 + /*
4597 + * Calculate the correct SPI baud-rate divisor.
4598 + */
4599 + scbr = clk_get_rate(spi_clk) / (2 * DEFAULT_SPI_CLK);
4600 + scbr = scbr + 1; /* round up */
4601 +
4602 + printk(KERN_INFO "at91_spi: Baud rate set to %ld\n", clk_get_rate(spi_clk) / (2 * scbr));
4603 +
4604 + /* Set Chip Select registers to good defaults */
4605 + for (i = 0; i < 4; i++) {
4606 + at91_spi_write(AT91_SPI_CSR(i), AT91_SPI_CPOL | AT91_SPI_BITS_8 | (16 << 16) | (scbr << 8));
4607 + }
4608 +
4609 + at91_spi_write(ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS);
4610 +
4611 + memset(&spi_dev, 0, sizeof(spi_dev));
4612 + spi_dev[0].pcs = 0xE;
4613 + spi_dev[1].pcs = 0xD;
4614 + spi_dev[2].pcs = 0xB;
4615 + spi_dev[3].pcs = 0x7;
4616 +
4617 + if (request_irq(AT91RM9200_ID_SPI, at91spi_interrupt, 0, "spi", NULL)) {
4618 + clk_put(spi_clk);
4619 + iounmap(spi_base);
4620 + release_mem_region(res->start, res->end - res->start + 1);
4621 + return -EBUSY;
4622 + }
4623 +
4624 + at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIEN); /* Enable SPI */
4625 +
4626 + return 0;
4627 +}
4628 +
4629 +static int __devexit at91spi_remove(struct platform_device *pdev)
4630 +{
4631 + struct resource *res;
4632 +
4633 + at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIDIS); /* Disable SPI */
4634 + clk_put(spi_clk);
4635 +
4636 + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
4637 + iounmap(spi_base);
4638 + release_mem_region(res->start, res->end - res->start + 1);
4639 +
4640 + free_irq(AT91RM9200_ID_SPI, 0);
4641 + return 0;
4642 +}
4643 +
4644 +static struct platform_driver at91spi_driver = {
4645 + .probe = at91spi_probe,
4646 + .remove = __devexit_p(at91spi_remove),
4647 + .driver = {
4648 + .name = "at91_spi",
4649 + .owner = THIS_MODULE,
4650 + },
4651 +};
4652 +
4653 +static int __init at91spi_init(void)
4654 +{
4655 + return platform_driver_register(&at91spi_driver);
4656 +}
4657 +
4658 +static void __exit at91spi_exit(void)
4659 +{
4660 + platform_driver_unregister(&at91spi_driver);
4661 +}
4662 +
4663 +EXPORT_SYMBOL(spi_access_bus);
4664 +EXPORT_SYMBOL(spi_release_bus);
4665 +EXPORT_SYMBOL(spi_transfer);
4666 +
4667 +module_init(at91spi_init);
4668 +module_exit(at91spi_exit);
4669 +
4670 +MODULE_LICENSE("GPL")
4671 +MODULE_AUTHOR("Andrew Victor")
4672 +MODULE_DESCRIPTION("SPI driver for Atmel AT91RM9200")
4673 Index: linux-2.6.21.7/drivers/char/at91_spidev.c
4674 ===================================================================
4675 --- /dev/null
4676 +++ linux-2.6.21.7/drivers/char/at91_spidev.c
4677 @@ -0,0 +1,236 @@
4678 +/*
4679 + * User-space interface to the SPI bus on Atmel AT91RM9200
4680 + *
4681 + * Copyright (C) 2003 SAN People (Pty) Ltd
4682 + *
4683 + * Based on SPI driver by Rick Bronson
4684 + *
4685 + * This program is free software; you can redistribute it and/or
4686 + * modify it under the terms of the GNU General Public License
4687 + * as published by the Free Software Foundation; either version
4688 + * 2 of the License, or (at your option) any later version.
4689 + */
4690 +
4691 +#include <linux/module.h>
4692 +#include <linux/init.h>
4693 +#include <linux/slab.h>
4694 +#include <linux/highmem.h>
4695 +#include <linux/pagemap.h>
4696 +#include <asm/arch/spi.h>
4697 +
4698 +#ifdef CONFIG_DEVFS_FS
4699 +#include <linux/devfs_fs_kernel.h>
4700 +#endif
4701 +
4702 +
4703 +#undef DEBUG_SPIDEV
4704 +
4705 +/* ......................................................................... */
4706 +
4707 +/*
4708 + * Read or Write to SPI bus.
4709 + */
4710 +static ssize_t spidev_rd_wr(struct file *file, char *buf, size_t count, loff_t *offset)
4711 +{
4712 + unsigned int spi_device = (unsigned int) file->private_data;
4713 +
4714 + struct mm_struct * mm;
4715 + struct page ** maplist;
4716 + struct spi_transfer_list* list;
4717 + int pgcount;
4718 +
4719 + unsigned int ofs, pagelen;
4720 + int res, i, err;
4721 +
4722 + if (!count) {
4723 + return 0;
4724 + }
4725 +
4726 + list = kmalloc(sizeof(struct spi_transfer_list), GFP_KERNEL);
4727 + if (!list) {
4728 + return -ENOMEM;
4729 + }
4730 +
4731 + mm = current->mm;
4732 +
4733 + pgcount = ((unsigned long)buf+count+PAGE_SIZE-1)/PAGE_SIZE - (unsigned long)buf/PAGE_SIZE;
4734 +
4735 + if (pgcount >= MAX_SPI_TRANSFERS) {
4736 + kfree(list);
4737 + return -EFBIG;
4738 + }
4739 +
4740 + maplist = kmalloc (pgcount * sizeof (struct page *), GFP_KERNEL);
4741 +
4742 + if (!maplist) {
4743 + kfree(list);
4744 + return -ENOMEM;
4745 + }
4746 + flush_cache_all();
4747 + down_read(&mm->mmap_sem);
4748 + err= get_user_pages(current, mm, (unsigned long)buf, pgcount, 1, 0, maplist, NULL);
4749 + up_read(&mm->mmap_sem);
4750 +
4751 + if (err < 0) {
4752 + kfree(list);
4753 + kfree(maplist);
4754 + return err;
4755 + }
4756 + pgcount = err;
4757 +
4758 +#ifdef DEBUG_SPIDEV
4759 + printk("spidev_rd_rw: %i %i\n", count, pgcount);
4760 +#endif
4761 +
4762 + /* Set default return value = transfer length */
4763 + res = count;
4764 +
4765 + /*
4766 + * At this point, the virtual area buf[0] .. buf[count-1] will have
4767 + * corresponding pages mapped in the physical memory and locked until
4768 + * we unmap the kiobuf. The pages cannot be swapped out or moved
4769 + * around.
4770 + */
4771 + ofs = (unsigned long) buf & (PAGE_SIZE -1);
4772 + pagelen = PAGE_SIZE - ofs;
4773 + if (count < pagelen)
4774 + pagelen = count;
4775 +
4776 + for (i = 0; i < pgcount; i++) {
4777 + flush_dcache_page(maplist[i]);
4778 +
4779 + list->tx[i] = list->rx[i] = page_address(maplist[i]) + ofs;
4780 + list->txlen[i] = list->rxlen[i] = pagelen;
4781 +
4782 +#ifdef DEBUG_SPIDEV
4783 + printk(" %i: %x (%i)\n", i, list->tx[i], list->txlen[i]);
4784 +#endif
4785 +
4786 + ofs = 0; /* all subsequent transfers start at beginning of a page */
4787 + count = count - pagelen;
4788 + pagelen = (count < PAGE_SIZE) ? count : PAGE_SIZE;
4789 + }
4790 + list->nr_transfers = pgcount;
4791 +
4792 + /* Perform transfer on SPI bus */
4793 + spi_access_bus(spi_device);
4794 + spi_transfer(list);
4795 + spi_release_bus(spi_device);
4796 +
4797 + while (pgcount--) {
4798 + page_cache_release (maplist[pgcount]);
4799 + }
4800 + flush_cache_all();
4801 +
4802 + kfree(maplist);
4803 + kfree(list);
4804 +
4805 + return res;
4806 +}
4807 +
4808 +static int spidev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
4809 +{
4810 + int spi_device = MINOR(inode->i_rdev);
4811 +
4812 + if (spi_device >= NR_SPI_DEVICES)
4813 + return -ENODEV;
4814 +
4815 + // TODO: This interface can be used to configure the SPI bus.
4816 + // Configurable options could include: Speed, Clock Polarity, Clock Phase
4817 +
4818 + switch(cmd) {
4819 + default:
4820 + return -ENOIOCTLCMD;
4821 + }
4822 +}
4823 +
4824 +/*
4825 + * Open the SPI device
4826 + */
4827 +static int spidev_open(struct inode *inode, struct file *file)
4828 +{
4829 + unsigned int spi_device = MINOR(inode->i_rdev);
4830 +
4831 + if (spi_device >= NR_SPI_DEVICES)
4832 + return -ENODEV;
4833 +
4834 + /*
4835 + * 'private_data' is actually a pointer, but we overload it with the
4836 + * value we want to store.
4837 + */
4838 + file->private_data = (void *)spi_device;
4839 +
4840 + return 0;
4841 +}
4842 +
4843 +/*
4844 + * Close the SPI device
4845 + */
4846 +static int spidev_close(struct inode *inode, struct file *file)
4847 +{
4848 + return 0;
4849 +}
4850 +
4851 +/* ......................................................................... */
4852 +
4853 +static struct file_operations spidev_fops = {
4854 + .owner = THIS_MODULE,
4855 + .llseek = no_llseek,
4856 + .read = spidev_rd_wr,
4857 + .write = (int (*) (struct file *file, const char *buf, size_t count, loff_t *offset))spidev_rd_wr,
4858 + .ioctl = spidev_ioctl,
4859 + .open = spidev_open,
4860 + .release = spidev_close,
4861 +};
4862 +
4863 +/*
4864 + * Install the SPI /dev interface driver
4865 + */
4866 +static int __init at91_spidev_init(void)
4867 +{
4868 +#ifdef CONFIG_DEVFS_FS
4869 + int i;
4870 +#endif
4871 +
4872 + if (register_chrdev(SPI_MAJOR, "spi", &spidev_fops)) {
4873 + printk(KERN_ERR "at91_spidev: Unable to get major %d for SPI bus\n", SPI_MAJOR);
4874 + return -EIO;
4875 + }
4876 +
4877 +#ifdef CONFIG_DEVFS_FS
4878 + devfs_mk_dir("spi");
4879 + for (i = 0; i < NR_SPI_DEVICES; i++) {
4880 + devfs_mk_cdev(MKDEV(SPI_MAJOR, i), S_IFCHR | S_IRUSR | S_IWUSR, "spi/%d",i);
4881 + }
4882 +#endif
4883 + printk(KERN_INFO "AT91 SPI driver loaded\n");
4884 +
4885 + return 0;
4886 +}
4887 +
4888 +/*
4889 + * Remove the SPI /dev interface driver
4890 + */
4891 +static void __exit at91_spidev_exit(void)
4892 +{
4893 +#ifdef CONFIG_DEVFS_FS
4894 + int i;
4895 + for (i = 0; i < NR_SPI_DEVICES; i++) {
4896 + devfs_remove("spi/%d", i);
4897 + }
4898 +
4899 + devfs_remove("spi");
4900 +#endif
4901 +
4902 + if (unregister_chrdev(SPI_MAJOR, "spi")) {
4903 + printk(KERN_ERR "at91_spidev: Unable to release major %d for SPI bus\n", SPI_MAJOR);
4904 + return;
4905 + }
4906 +}
4907 +
4908 +module_init(at91_spidev_init);
4909 +module_exit(at91_spidev_exit);
4910 +
4911 +MODULE_LICENSE("GPL")
4912 +MODULE_AUTHOR("Andrew Victor")
4913 +MODULE_DESCRIPTION("SPI /dev interface for Atmel AT91RM9200")
4914 Index: linux-2.6.21.7/drivers/i2c/busses/Kconfig
4915 ===================================================================
4916 --- linux-2.6.21.7.orig/drivers/i2c/busses/Kconfig
4917 +++ linux-2.6.21.7/drivers/i2c/busses/Kconfig
4918 @@ -81,6 +81,14 @@ config I2C_AT91
4919 This supports the use of the I2C interface on Atmel AT91
4920 processors.
4921
4922 +config I2C_AT91_CLOCKRATE
4923 + prompt "Atmel AT91 I2C/TWI clock-rate"
4924 + depends on I2C_AT91
4925 + int
4926 + default 100000
4927 + help
4928 + Set the AT91 I2C/TWI clock-rate.
4929 +
4930 config I2C_AU1550
4931 tristate "Au1550/Au1200 SMBus interface"
4932 depends on I2C && (SOC_AU1550 || SOC_AU1200)
4933 @@ -545,6 +553,14 @@ config I2C_VOODOO3
4934 This driver can also be built as a module. If so, the module
4935 will be called i2c-voodoo3.
4936
4937 +config I2C_PCA
4938 + tristate "PCA9564"
4939 + depends on I2C
4940 + select I2C_ALGOPCA
4941 + help
4942 + This driver support the Philips PCA 9564 Parallel bus to I2C
4943 + bus controller.
4944 +
4945 config I2C_PCA_ISA
4946 tristate "PCA9564 on an ISA bus"
4947 depends on I2C
4948 Index: linux-2.6.21.7/drivers/i2c/busses/Makefile
4949 ===================================================================
4950 --- linux-2.6.21.7.orig/drivers/i2c/busses/Makefile
4951 +++ linux-2.6.21.7/drivers/i2c/busses/Makefile
4952 @@ -28,6 +28,7 @@ obj-$(CONFIG_I2C_OMAP) += i2c-omap.o
4953 obj-$(CONFIG_I2C_PARPORT) += i2c-parport.o
4954 obj-$(CONFIG_I2C_PARPORT_LIGHT) += i2c-parport-light.o
4955 obj-$(CONFIG_I2C_PASEMI) += i2c-pasemi.o
4956 +obj-$(CONFIG_I2C_PCA) += i2c-pca.o
4957 obj-$(CONFIG_I2C_PCA_ISA) += i2c-pca-isa.o
4958 obj-$(CONFIG_I2C_PIIX4) += i2c-piix4.o
4959 obj-$(CONFIG_I2C_PNX) += i2c-pnx.o
4960 Index: linux-2.6.21.7/drivers/i2c/busses/i2c-at91.c
4961 ===================================================================
4962 --- linux-2.6.21.7.orig/drivers/i2c/busses/i2c-at91.c
4963 +++ linux-2.6.21.7/drivers/i2c/busses/i2c-at91.c
4964 @@ -31,8 +31,11 @@
4965 #include <asm/arch/board.h>
4966 #include <asm/arch/cpu.h>
4967
4968 -#define TWI_CLOCK 100000 /* Hz. max 400 Kbits/sec */
4969
4970 +/* Clockrate is configurable - max 400 Kbits/sec */
4971 +static unsigned int clockrate = CONFIG_I2C_AT91_CLOCKRATE;
4972 +module_param(clockrate, uint, 0);
4973 +MODULE_PARM_DESC(clockrate, "The TWI clockrate");
4974
4975 static struct clk *twi_clk;
4976 static void __iomem *twi_base;
4977 @@ -53,7 +56,7 @@ static void __devinit at91_twi_hwinit(vo
4978 at91_twi_write(AT91_TWI_CR, AT91_TWI_MSEN); /* Set Master mode */
4979
4980 /* Calcuate clock dividers */
4981 - cdiv = (clk_get_rate(twi_clk) / (2 * TWI_CLOCK)) - 3;
4982 + cdiv = (clk_get_rate(twi_clk) / (2 * clockrate)) - 3;
4983 cdiv = cdiv + 1; /* round up */
4984 ckdiv = 0;
4985 while (cdiv > 255) {
4986 @@ -61,11 +64,12 @@ static void __devinit at91_twi_hwinit(vo
4987 cdiv = cdiv >> 1;
4988 }
4989
4990 - if (cpu_is_at91rm9200()) { /* AT91RM9200 Errata #22 */
4991 - if (ckdiv > 5) {
4992 - printk(KERN_ERR "AT91 I2C: Invalid TWI_CLOCK value!\n");
4993 - ckdiv = 5;
4994 - }
4995 + if (cpu_is_at91rm9200() && (ckdiv > 5)) { /* AT91RM9200 Errata #22 */
4996 + printk(KERN_ERR "AT91 I2C: Invalid TWI clockrate!\n");
4997 + ckdiv = 5;
4998 + } else if (ckdiv > 7) {
4999 + printk(KERN_ERR "AT91 I2C: Invalid TWI clockrate!\n");
5000 + ckdiv = 7;
5001 }
5002
5003 at91_twi_write(AT91_TWI_CWGR, (ckdiv << 16) | (cdiv << 8) | cdiv);
5004 Index: linux-2.6.21.7/drivers/i2c/busses/i2c-pca.c
5005 ===================================================================
5006 --- /dev/null
5007 +++ linux-2.6.21.7/drivers/i2c/busses/i2c-pca.c
5008 @@ -0,0 +1,213 @@
5009 +/*
5010 + * Platform driver for PCA9564 I2C bus controller.
5011 + *
5012 + * (C) 2006 Andrew Victor
5013 + *
5014 + * Based on i2c-pca-isa.c driver for PCA9564 on ISA boards
5015 + * Copyright (C) 2004 Arcom Control Systems
5016 + *
5017 + * This program is free software; you can redistribute it and/or modify
5018 + * it under the terms of the GNU General Public License as published by
5019 + * the Free Software Foundation; either version 2 of the License, or
5020 + * (at your option) any later version.
5021 + *
5022 + * This program is distributed in the hope that it will be useful,
5023 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
5024 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
5025 + * GNU General Public License for more details.
5026 + *
5027 + * You should have received a copy of the GNU General Public License
5028 + * along with this program; if not, write to the Free Software
5029 + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
5030 + */
5031 +
5032 +#include <linux/kernel.h>
5033 +#include <linux/module.h>
5034 +#include <linux/moduleparam.h>
5035 +#include <linux/delay.h>
5036 +#include <linux/init.h>
5037 +#include <linux/interrupt.h>
5038 +#include <linux/wait.h>
5039 +#include <linux/platform_device.h>
5040 +
5041 +#include <linux/i2c.h>
5042 +#include <linux/i2c-algo-pca.h>
5043 +
5044 +#include <asm/io.h>
5045 +
5046 +#include "../algos/i2c-algo-pca.h"
5047 +
5048 +#define PCA_OWN_ADDRESS 0x55 /* our address for slave mode */
5049 +#define PCA_CLOCK I2C_PCA_CON_59kHz
5050 +
5051 +//#define REG_SHIFT 2
5052 +#define REG_SHIFT 0
5053 +
5054 +//#define DEBUG_IO
5055 +
5056 +#define PCA_IO_SIZE 4
5057 +
5058 +static void __iomem *base_addr;
5059 +static int irq;
5060 +static wait_queue_head_t pca_wait;
5061 +
5062 +static int pca_getown(struct i2c_algo_pca_data *adap)
5063 +{
5064 + return PCA_OWN_ADDRESS;
5065 +}
5066 +
5067 +static int pca_getclock(struct i2c_algo_pca_data *adap)
5068 +{
5069 + return PCA_CLOCK;
5070 +}
5071 +
5072 +static void pca_writebyte(struct i2c_algo_pca_data *adap, int reg, int val)
5073 +{
5074 +#ifdef DEBUG_IO
5075 + static char *names[] = { "T/O", "DAT", "ADR", "CON" };
5076 + printk("*** write %s at %#lx <= %#04x\n", names[reg], (unsigned long) base_addr+reg, val);
5077 +#endif
5078 + udelay(1);
5079 + outb(val, base_addr + (reg << REG_SHIFT));
5080 +}
5081 +
5082 +static int pca_readbyte(struct i2c_algo_pca_data *adap, int reg)
5083 +{
5084 + int res;
5085 +
5086 + udelay(1);
5087 + res = inb(base_addr + (reg << REG_SHIFT));
5088 +#ifdef DEBUG_IO
5089 + {
5090 + static char *names[] = { "STA", "DAT", "ADR", "CON" };
5091 + printk("*** read %s => %#04x\n", names[reg], res);
5092 + }
5093 +#endif
5094 + return res;
5095 +}
5096 +
5097 +static int pca_waitforinterrupt(struct i2c_algo_pca_data *adap)
5098 +{
5099 + int ret = 0;
5100 +
5101 + if (irq > -1) {
5102 + ret = wait_event_interruptible(pca_wait,
5103 + pca_readbyte(adap, I2C_PCA_CON) & I2C_PCA_CON_SI);
5104 + } else {
5105 + while ((pca_readbyte(adap, I2C_PCA_CON) & I2C_PCA_CON_SI) == 0)
5106 + udelay(100);
5107 + }
5108 + return ret;
5109 +}
5110 +
5111 +static irqreturn_t pca_handler(int this_irq, void *dev_id)
5112 +{
5113 + wake_up_interruptible(&pca_wait);
5114 + return IRQ_HANDLED;
5115 +}
5116 +
5117 +static struct i2c_algo_pca_data pca_i2c_data = {
5118 + .get_own = pca_getown,
5119 + .get_clock = pca_getclock,
5120 + .write_byte = pca_writebyte,
5121 + .read_byte = pca_readbyte,
5122 + .wait_for_interrupt = pca_waitforinterrupt,
5123 +};
5124 +
5125 +static struct i2c_adapter pca_i2c_ops = {
5126 + .owner = THIS_MODULE,
5127 + .id = I2C_HW_A_PLAT,
5128 + .algo_data = &pca_i2c_data,
5129 + .name = "PCA9564",
5130 + .class = I2C_CLASS_HWMON,
5131 +};
5132 +
5133 +static int __devinit pca_i2c_probe(struct platform_device *pdev)
5134 +{
5135 + struct resource *res;
5136 +
5137 + init_waitqueue_head(&pca_wait);
5138 +
5139 + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
5140 + if (!res)
5141 + return -ENODEV;
5142 +
5143 + if (!request_mem_region(res->start, PCA_IO_SIZE, "PCA9564"))
5144 + return -ENXIO;
5145 +
5146 + base_addr = ioremap(res->start, PCA_IO_SIZE);
5147 + if (base_addr == NULL)
5148 + goto out_region;
5149 +
5150 + irq = platform_get_irq(pdev, 0);
5151 + if (irq > -1) {
5152 + if (request_irq(irq, pca_handler, 0, "pca9564", NULL) < 0) {
5153 + printk(KERN_ERR "i2c-pca: Request irq%d failed\n", irq);
5154 + goto out_remap;
5155 + }
5156 + }
5157 +
5158 + /* set up the driverfs linkage to our parent device */
5159 + pca_i2c_ops.dev.parent = &pdev->dev;
5160 +
5161 + if (i2c_pca_add_bus(&pca_i2c_ops) < 0) {
5162 + printk(KERN_ERR "i2c-pca: Failed to add i2c bus\n");
5163 + goto out_irq;
5164 + }
5165 +
5166 + return 0;
5167 +
5168 + out_irq:
5169 + if (irq > -1)
5170 + free_irq(irq, &pca_i2c_ops);
5171 +
5172 + out_remap:
5173 + iounmap(base_addr);
5174 +
5175 + out_region:
5176 + release_mem_region(res->start, PCA_IO_SIZE);
5177 + return -ENODEV;
5178 +}
5179 +
5180 +static int __devexit pca_i2c_remove(struct platform_device *pdev)
5181 +{
5182 + struct resource *res;
5183 +
5184 + i2c_del_adapter(&pca_i2c_ops);
5185 +
5186 + if (irq > 0)
5187 + free_irq(irq, NULL);
5188 +
5189 + iounmap(base_addr);
5190 +
5191 + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
5192 + release_mem_region(res->start, PCA_IO_SIZE);
5193 +
5194 + return 0;
5195 +}
5196 +
5197 +static struct platform_driver pca_i2c_driver = {
5198 + .probe = pca_i2c_probe,
5199 + .remove = __devexit_p(pca_i2c_remove),
5200 + .driver = {
5201 + .name = "pca9564",
5202 + .owner = THIS_MODULE,
5203 + },
5204 +};
5205 +
5206 +static int __init pca_i2c_init(void)
5207 +{
5208 + return platform_driver_register(&pca_i2c_driver);
5209 +}
5210 +
5211 +static void __exit pca_i2c_exit(void)
5212 +{
5213 + platform_driver_unregister(&pca_i2c_driver);
5214 +}
5215 +
5216 +module_init(pca_i2c_init);
5217 +module_exit(pca_i2c_exit);
5218 +
5219 +MODULE_AUTHOR("Andrew Victor");
5220 +MODULE_DESCRIPTION("PCA9564 platform driver");
5221 +MODULE_LICENSE("GPL");
5222 Index: linux-2.6.21.7/drivers/input/touchscreen/ads7846.c
5223 ===================================================================
5224 --- linux-2.6.21.7.orig/drivers/input/touchscreen/ads7846.c
5225 +++ linux-2.6.21.7/drivers/input/touchscreen/ads7846.c
5226 @@ -39,7 +39,8 @@
5227 /*
5228 * This code has been heavily tested on a Nokia 770, and lightly
5229 * tested on other ads7846 devices (OSK/Mistral, Lubbock).
5230 - * Support for ads7843 and ads7845 has only been stubbed in.
5231 + * Support for ads7843 tested on Atmel at91sam926x-EK.
5232 + * Support for ads7845 has only been stubbed in.
5233 *
5234 * IRQ handling needs a workaround because of a shortcoming in handling
5235 * edge triggered IRQs on some platforms like the OMAP1/2. These
5236 @@ -246,18 +247,16 @@ static int ads7846_read12_ser(struct dev
5237
5238 /* REVISIT: take a few more samples, and compare ... */
5239
5240 - /* maybe off internal vREF */
5241 - if (use_internal) {
5242 - req->ref_off = REF_OFF;
5243 - req->xfer[4].tx_buf = &req->ref_off;
5244 - req->xfer[4].len = 1;
5245 - spi_message_add_tail(&req->xfer[4], &req->msg);
5246 -
5247 - req->xfer[5].rx_buf = &req->scratch;
5248 - req->xfer[5].len = 2;
5249 - CS_CHANGE(req->xfer[5]);
5250 - spi_message_add_tail(&req->xfer[5], &req->msg);
5251 - }
5252 + /* converter in low power mode & enable PENIRQ */
5253 + req->ref_off = PWRDOWN;
5254 + req->xfer[4].tx_buf = &req->ref_off;
5255 + req->xfer[4].len = 1;
5256 + spi_message_add_tail(&req->xfer[4], &req->msg);
5257 +
5258 + req->xfer[5].rx_buf = &req->scratch;
5259 + req->xfer[5].len = 2;
5260 + CS_CHANGE(req->xfer[5]);
5261 + spi_message_add_tail(&req->xfer[5], &req->msg);
5262
5263 ts->irq_disabled = 1;
5264 disable_irq(spi->irq);
5265 @@ -536,6 +535,9 @@ static void ads7846_rx(void *ads)
5266 } else
5267 Rt = 0;
5268
5269 + if (ts->model == 7843)
5270 + Rt = ts->pressure_max / 2;
5271 +
5272 /* Sample found inconsistent by debouncing or pressure is beyond
5273 * the maximum. Don't report it to user space, repeat at least
5274 * once more the measurement
5275 Index: linux-2.6.21.7/drivers/leds/Kconfig
5276 ===================================================================
5277 --- linux-2.6.21.7.orig/drivers/leds/Kconfig
5278 +++ linux-2.6.21.7/drivers/leds/Kconfig
5279 @@ -76,6 +76,13 @@ config LEDS_NET48XX
5280 This option enables support for the Soekris net4801 and net4826 error
5281 LED.
5282
5283 +config LEDS_AT91
5284 + tristate "LED support using AT91 GPIOs"
5285 + depends on LEDS_CLASS && ARCH_AT91 && !LEDS
5286 + help
5287 + This option enables support for LEDs connected to GPIO lines
5288 + on AT91-based boards.
5289 +
5290 config LEDS_WRAP
5291 tristate "LED Support for the WRAP series LEDs"
5292 depends on LEDS_CLASS && SCx200_GPIO
5293 Index: linux-2.6.21.7/drivers/leds/Makefile
5294 ===================================================================
5295 --- linux-2.6.21.7.orig/drivers/leds/Makefile
5296 +++ linux-2.6.21.7/drivers/leds/Makefile
5297 @@ -16,6 +16,7 @@ obj-$(CONFIG_LEDS_NET48XX) += leds-net4
5298 obj-$(CONFIG_LEDS_WRAP) += leds-wrap.o
5299 obj-$(CONFIG_LEDS_H1940) += leds-h1940.o
5300 obj-$(CONFIG_LEDS_COBALT) += leds-cobalt.o
5301 +obj-$(CONFIG_LEDS_AT91) += leds-at91.o
5302
5303 # LED Triggers
5304 obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o
5305 Index: linux-2.6.21.7/drivers/leds/leds-at91.c
5306 ===================================================================
5307 --- /dev/null
5308 +++ linux-2.6.21.7/drivers/leds/leds-at91.c
5309 @@ -0,0 +1,140 @@
5310 +/*
5311 + * AT91 GPIO based LED driver
5312 + *
5313 + * Copyright (C) 2006 David Brownell
5314 + *
5315 + * This program is free software; you can redistribute it and/or modify
5316 + * it under the terms of the GNU General Public License version 2 as
5317 + * published by the Free Software Foundation.
5318 + */
5319 +
5320 +#include <linux/kernel.h>
5321 +#include <linux/init.h>
5322 +#include <linux/platform_device.h>
5323 +#include <linux/leds.h>
5324 +
5325 +#include <asm/arch/board.h>
5326 +#include <asm/arch/gpio.h>
5327 +
5328 +static LIST_HEAD(at91_led_list); /* list of AT91 LEDs */
5329 +
5330 +struct at91_led {
5331 + struct led_classdev cdev;
5332 + struct list_head list;
5333 + struct at91_gpio_led *led_data;
5334 +};
5335 +
5336 +/*
5337 + * Change the state of the LED.
5338 + */
5339 +static void at91_led_set(struct led_classdev *cdev, enum led_brightness value)
5340 +{
5341 + struct at91_led *led = container_of(cdev, struct at91_led, cdev);
5342 + short active = (value == LED_OFF);
5343 +
5344 + if (led->led_data->flags & 1) /* active high/low? */
5345 + active = !active;
5346 + at91_set_gpio_value(led->led_data->gpio, active);
5347 +}
5348 +
5349 +static int __devexit at91_led_remove(struct platform_device *pdev)
5350 +{
5351 + struct at91_led *led;
5352 +
5353 + list_for_each_entry (led, &at91_led_list, list)
5354 + led_classdev_unregister(&led->cdev);
5355 +
5356 +#warning "Free allocated memory"
5357 + // TODO: Free memory. kfree(led);
5358 +
5359 + return 0;
5360 +}
5361 +
5362 +static int __init at91_led_probe(struct platform_device *pdev)
5363 +{
5364 + int status = 0;
5365 + struct at91_gpio_led *pdata = pdev->dev.platform_data;
5366 + unsigned nr_leds;
5367 + struct at91_led *led;
5368 +
5369 + if (!pdata)
5370 + return -ENODEV;
5371 +
5372 + nr_leds = pdata->index; /* first index stores number of LEDs */
5373 +
5374 + while (nr_leds--) {
5375 + led = kzalloc(sizeof(struct at91_led), GFP_KERNEL);
5376 + if (!led) {
5377 + dev_err(&pdev->dev, "No memory for device\n");
5378 + status = -ENOMEM;
5379 + goto cleanup;
5380 + }
5381 + led->led_data = pdata;
5382 + led->cdev.name = pdata->name;
5383 + led->cdev.brightness_set = at91_led_set,
5384 + led->cdev.default_trigger = pdata->trigger;
5385 +
5386 + status = led_classdev_register(&pdev->dev, &led->cdev);
5387 + if (status < 0) {
5388 + dev_err(&pdev->dev, "led_classdev_register failed - %d\n", status);
5389 +cleanup:
5390 + at91_led_remove(pdev);
5391 + break;
5392 + }
5393 + list_add(&led->list, &at91_led_list);
5394 + pdata++;
5395 + }
5396 + return status;
5397 +}
5398 +
5399 +#ifdef CONFIG_PM
5400 +static int at91_led_suspend(struct platform_device *dev, pm_message_t state)
5401 +{
5402 + struct at91_led *led;
5403 +
5404 + list_for_each_entry (led, &at91_led_list, list)
5405 + led_classdev_suspend(&led->cdev);
5406 +
5407 + return 0;
5408 +}
5409 +
5410 +static int at91_led_resume(struct platform_device *dev)
5411 +{
5412 + struct at91_led *led;
5413 +
5414 + list_for_each_entry (led, &at91_led_list, list)
5415 + led_classdev_resume(&led->cdev);
5416 +
5417 + return 0;
5418 +}
5419 +#else
5420 +#define at91_led_suspend NULL
5421 +#define at91_led_resume NULL
5422 +#endif
5423 +
5424 +static struct platform_driver at91_led_driver = {
5425 + .probe = at91_led_probe,
5426 + .remove = __devexit_p(at91_led_remove),
5427 + .suspend = at91_led_suspend,
5428 + .resume = at91_led_resume,
5429 + .driver = {
5430 + .name = "at91_leds",
5431 + .owner = THIS_MODULE,
5432 + },
5433 +};
5434 +
5435 +static int __init at91_led_init(void)
5436 +{
5437 + return platform_driver_register(&at91_led_driver);
5438 +}
5439 +module_init(at91_led_init);
5440 +
5441 +static void __exit at91_led_exit(void)
5442 +{
5443 + platform_driver_unregister(&at91_led_driver);
5444 +}
5445 +module_exit(at91_led_exit);
5446 +
5447 +MODULE_DESCRIPTION("AT91 GPIO LED driver");
5448 +MODULE_AUTHOR("David Brownell");
5449 +MODULE_LICENSE("GPL");
5450 Index: linux-2.6.21.7/drivers/mmc/at91_mci.c
5451 ===================================================================
5452 --- linux-2.6.21.7.orig/drivers/mmc/at91_mci.c
5453 +++ linux-2.6.21.7/drivers/mmc/at91_mci.c
5454 @@ -86,7 +86,7 @@
5455
5456 #define AT91_MCI_ERRORS (AT91_MCI_RINDE | AT91_MCI_RDIRE | AT91_MCI_RCRCE \
5457 | AT91_MCI_RENDE | AT91_MCI_RTOE | AT91_MCI_DCRCE \
5458 - | AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)
5459 + | AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)
5460
5461 #define at91_mci_read(host, reg) __raw_readl((host)->baseaddr + (reg))
5462 #define at91_mci_write(host, reg, val) __raw_writel((val), (host)->baseaddr + (reg))
5463 @@ -561,9 +561,7 @@ static void at91mci_completed_command(st
5464 pr_debug("Status = %08X [%08X %08X %08X %08X]\n",
5465 status, cmd->resp[0], cmd->resp[1], cmd->resp[2], cmd->resp[3]);
5466
5467 - if (status & (AT91_MCI_RINDE | AT91_MCI_RDIRE | AT91_MCI_RCRCE |
5468 - AT91_MCI_RENDE | AT91_MCI_RTOE | AT91_MCI_DCRCE |
5469 - AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)) {
5470 + if (status & AT91_MCI_ERRORS) {
5471 if ((status & AT91_MCI_RCRCE) &&
5472 ((cmd->opcode == MMC_SEND_OP_COND) || (cmd->opcode == SD_APP_OP_COND))) {
5473 cmd->error = MMC_ERR_NONE;
5474 @@ -665,15 +663,15 @@ static irqreturn_t at91_mci_irq(int irq,
5475
5476 int_status = at91_mci_read(host, AT91_MCI_SR);
5477 int_mask = at91_mci_read(host, AT91_MCI_IMR);
5478 -
5479 +
5480 pr_debug("MCI irq: status = %08X, %08X, %08X\n", int_status, int_mask,
5481 int_status & int_mask);
5482 -
5483 +
5484 int_status = int_status & int_mask;
5485
5486 if (int_status & AT91_MCI_ERRORS) {
5487 completed = 1;
5488 -
5489 +
5490 if (int_status & AT91_MCI_UNRE)
5491 pr_debug("MMC: Underrun error\n");
5492 if (int_status & AT91_MCI_OVRE)
5493 @@ -821,7 +819,7 @@ static int __init at91_mci_probe(struct
5494 mmc->f_min = 375000;
5495 mmc->f_max = 25000000;
5496 mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
5497 - mmc->caps = MMC_CAP_BYTEBLOCK;
5498 + mmc->caps = MMC_CAP_BYTEBLOCK | MMC_CAP_MULTIWRITE;
5499
5500 mmc->max_blk_size = 4095;
5501 mmc->max_blk_count = mmc->max_req_size;
5502 @@ -895,6 +893,8 @@ static int __init at91_mci_probe(struct
5503
5504 mmc_add_host(mmc);
5505
5506 + device_init_wakeup(&pdev->dev, 1);
5507 +
5508 /*
5509 * monitor card insertion/removal if we can
5510 */
5511 @@ -924,6 +924,8 @@ static int __exit at91_mci_remove(struct
5512
5513 host = mmc_priv(mmc);
5514
5515 + device_init_wakeup(&pdev->dev, 0);
5516 +
5517 if (host->present != -1) {
5518 free_irq(host->board->det_pin, host);
5519 cancel_delayed_work(&host->mmc->detect);
5520 @@ -951,8 +953,12 @@ static int __exit at91_mci_remove(struct
5521 static int at91_mci_suspend(struct platform_device *pdev, pm_message_t state)
5522 {
5523 struct mmc_host *mmc = platform_get_drvdata(pdev);
5524 + struct at91mci_host *host = mmc_priv(mmc);
5525 int ret = 0;
5526
5527 + if (device_may_wakeup(&pdev->dev))
5528 + enable_irq_wake(host->board->det_pin);
5529 +
5530 if (mmc)
5531 ret = mmc_suspend_host(mmc, state);
5532
5533 @@ -962,8 +968,12 @@ static int at91_mci_suspend(struct platf
5534 static int at91_mci_resume(struct platform_device *pdev)
5535 {
5536 struct mmc_host *mmc = platform_get_drvdata(pdev);
5537 + struct at91mci_host *host = mmc_priv(mmc);
5538 int ret = 0;
5539
5540 + if (device_may_wakeup(&pdev->dev))
5541 + disable_irq_wake(host->board->det_pin);
5542 +
5543 if (mmc)
5544 ret = mmc_resume_host(mmc);
5545
5546 Index: linux-2.6.21.7/drivers/mtd/devices/Kconfig
5547 ===================================================================
5548 --- linux-2.6.21.7.orig/drivers/mtd/devices/Kconfig
5549 +++ linux-2.6.21.7/drivers/mtd/devices/Kconfig
5550 @@ -267,5 +267,11 @@ config MTD_DOCPROBE_55AA
5551 LinuxBIOS or if you need to recover a DiskOnChip Millennium on which
5552 you have managed to wipe the first block.
5553
5554 -endmenu
5555 +config MTD_AT91_DATAFLASH
5556 + tristate "AT91RM9200 DataFlash AT45DBxxx (legacy driver)"
5557 + depends on MTD && ARCH_AT91RM9200 && AT91_SPI
5558 + help
5559 + This enables access to the DataFlash (AT45DBxxx) on the AT91RM9200.
5560 + If you have such a board, say 'Y'.
5561
5562 +endmenu
5563 Index: linux-2.6.21.7/drivers/mtd/devices/Makefile
5564 ===================================================================
5565 --- linux-2.6.21.7.orig/drivers/mtd/devices/Makefile
5566 +++ linux-2.6.21.7/drivers/mtd/devices/Makefile
5567 @@ -17,3 +17,4 @@ obj-$(CONFIG_MTD_LART) += lart.o
5568 obj-$(CONFIG_MTD_BLOCK2MTD) += block2mtd.o
5569 obj-$(CONFIG_MTD_DATAFLASH) += mtd_dataflash.o
5570 obj-$(CONFIG_MTD_M25P80) += m25p80.o
5571 +obj-$(CONFIG_MTD_AT91_DATAFLASH)+= at91_dataflash.o
5572 Index: linux-2.6.21.7/drivers/mtd/devices/at91_dataflash.c
5573 ===================================================================
5574 --- /dev/null
5575 +++ linux-2.6.21.7/drivers/mtd/devices/at91_dataflash.c
5576 @@ -0,0 +1,667 @@
5577 +/*
5578 + * Atmel DataFlash driver for Atmel AT91RM9200 (Thunder)
5579 + *
5580 + * Copyright (C) SAN People (Pty) Ltd
5581 + *
5582 + * This program is free software; you can redistribute it and/or
5583 + * modify it under the terms of the GNU General Public License
5584 + * as published by the Free Software Foundation; either version
5585 + * 2 of the License, or (at your option) any later version.
5586 +*/
5587 +
5588 +#include <linux/module.h>
5589 +#include <linux/init.h>
5590 +#include <linux/slab.h>
5591 +#include <linux/pci.h>
5592 +#include <linux/mtd/mtd.h>
5593 +#include <linux/mtd/partitions.h>
5594 +
5595 +#include <asm/arch/spi.h>
5596 +
5597 +#undef DEBUG_DATAFLASH
5598 +
5599 +#define DATAFLASH_MAX_DEVICES 4 /* max number of dataflash devices */
5600 +#undef DATAFLASH_ALWAYS_ADD_DEVICE /* always add whole device when using partitions? */
5601 +
5602 +#define OP_READ_CONTINUOUS 0xE8
5603 +#define OP_READ_PAGE 0xD2
5604 +#define OP_READ_BUFFER1 0xD4
5605 +#define OP_READ_BUFFER2 0xD6
5606 +#define OP_READ_STATUS 0xD7
5607 +
5608 +#define OP_ERASE_PAGE 0x81
5609 +#define OP_ERASE_BLOCK 0x50
5610 +
5611 +#define OP_TRANSFER_BUF1 0x53
5612 +#define OP_TRANSFER_BUF2 0x55
5613 +#define OP_COMPARE_BUF1 0x60
5614 +#define OP_COMPARE_BUF2 0x61
5615 +
5616 +#define OP_PROGRAM_VIA_BUF1 0x82
5617 +#define OP_PROGRAM_VIA_BUF2 0x85
5618 +
5619 +struct dataflash_local
5620 +{
5621 + int spi; /* SPI chip-select number */
5622 +
5623 + unsigned int page_size; /* number of bytes per page */
5624 + unsigned short page_offset; /* page offset in flash address */
5625 +};
5626 +
5627 +
5628 +/* Detected DataFlash devices */
5629 +static struct mtd_info* mtd_devices[DATAFLASH_MAX_DEVICES];
5630 +static int nr_devices = 0;
5631 +
5632 +/* ......................................................................... */
5633 +
5634 +#ifdef CONFIG_MTD_PARTITIONS
5635 +
5636 +static struct mtd_partition static_partitions_2M[] =
5637 +{
5638 + {
5639 + .name = "bootloader",
5640 + .offset = 0,
5641 + .size = 1 * 32 * 8 * 528, /* 1st sector = 32 blocks * 8 pages * 528 bytes */
5642 + .mask_flags = MTD_WRITEABLE, /* read-only */
5643 + },
5644 + {
5645 + .name = "kernel",
5646 + .offset = MTDPART_OFS_NXTBLK,
5647 + .size = 6 * 32 * 8 * 528, /* 6 sectors */
5648 + },
5649 + {
5650 + .name = "filesystem",
5651 + .offset = MTDPART_OFS_NXTBLK,
5652 + .size = MTDPART_SIZ_FULL, /* rest = 9 sectors */
5653 + }
5654 +};
5655 +
5656 +static struct mtd_partition static_partitions_4M[] =
5657 +{
5658 + {
5659 + .name = "bootloader",
5660 + .offset = 0,
5661 + .size = 1 * 64 * 8 * 528, /* 1st sector = 64 blocks * 8 pages * 528 bytes */
5662 + .mask_flags = MTD_WRITEABLE, /* read-only */
5663 + },
5664 + {
5665 + .name = "kernel",
5666 + .offset = MTDPART_OFS_NXTBLK,
5667 + .size = 4 * 64 * 8 * 528, /* 4 sectors */
5668 + },
5669 + {
5670 + .name = "filesystem",
5671 + .offset = MTDPART_OFS_NXTBLK,
5672 + .size = MTDPART_SIZ_FULL, /* rest = 11 sectors */
5673 + }
5674 +};
5675 +
5676 +#if defined(CONFIG_MACH_KAFA)
5677 +static struct mtd_partition static_partitions_8M[] =
5678 +{
5679 + {
5680 + name: "romboot",
5681 + offset: 0,
5682 + size: 16 * 1056, /* 160 Kb */
5683 + mask_flags: MTD_WRITEABLE, /* read-only */
5684 + },
5685 + {
5686 + name: "uboot",
5687 + offset: MTDPART_OFS_APPEND, /* Sperry, NXTBLK is broken */
5688 + size: 128 * 1056, /* 1 MB */
5689 + },
5690 + {
5691 + name: "kernel",
5692 + offset: MTDPART_OFS_APPEND, /* Sperry, NXTBLK is broken */
5693 + size: 1024 * 1056, /* 1 MB */
5694 + },
5695 + {
5696 + name: "filesystem",
5697 + offset: MTDPART_OFS_APPEND, /* Sperry, NXTBLK is broken */
5698 + size: MTDPART_SIZ_FULL,
5699 + }
5700 +};
5701 +
5702 +#elif defined(CONFIG_MACH_MULTMDP)
5703 +
5704 +static struct mtd_partition static_partitions_8M[] =
5705 +{
5706 + {
5707 + .name = "bootloader",
5708 + .offset = 0,
5709 + .size = 12 * 1056, /* 1st sector = 32 blocks * 8 pages * 1056 bytes */
5710 + .mask_flags = MTD_WRITEABLE, /* read-only */
5711 + },
5712 + {
5713 + .name = "configuration",
5714 + .offset = MTDPART_OFS_NXTBLK,
5715 + .size = 20 * 1056,
5716 + },
5717 + {
5718 + .name = "kernel",
5719 + .offset = MTDPART_OFS_NXTBLK,
5720 + .size = 1520 * 1056,
5721 + },
5722 + {
5723 + .name = "filesystem",
5724 + .offset = MTDPART_OFS_NXTBLK,
5725 + .size = MTDPART_SIZ_FULL,
5726 + }
5727 +};
5728 +
5729 +#else
5730 +
5731 +static struct mtd_partition static_partitions_8M[] =
5732 +{
5733 + {
5734 + .name = "bootloader",
5735 + .offset = 0,
5736 + .size = 1 * 32 * 8 * 1056, /* 1st sector = 32 blocks * 8 pages * 1056 bytes */
5737 + .mask_flags = MTD_WRITEABLE, /* read-only */
5738 + },
5739 + {
5740 + .name = "kernel",
5741 + .offset = MTDPART_OFS_NXTBLK,
5742 + .size = 5 * 32 * 8 * 1056, /* 5 sectors */
5743 + },
5744 + {
5745 + .name = "filesystem",
5746 + .offset = MTDPART_OFS_NXTBLK,
5747 + .size = MTDPART_SIZ_FULL, /* rest = 26 sectors */
5748 + }
5749 +};
5750 +#endif
5751 +
5752 +static const char *part_probes[] = { "cmdlinepart", NULL, };
5753 +
5754 +#endif
5755 +
5756 +/* ......................................................................... */
5757 +
5758 +/* Allocate a single SPI transfer descriptor. We're assuming that if multiple
5759 + SPI transfers occur at the same time, spi_access_bus() will serialize them.
5760 + If this is not valid, then either (i) each dataflash 'priv' structure
5761 + needs it's own transfer descriptor, (ii) we lock this one, or (iii) use
5762 + another mechanism. */
5763 +static struct spi_transfer_list* spi_transfer_desc;
5764 +
5765 +/*
5766 + * Perform a SPI transfer to access the DataFlash device.
5767 + */
5768 +static int do_spi_transfer(int nr, char* tx, int tx_len, char* rx, int rx_len,
5769 + char* txnext, int txnext_len, char* rxnext, int rxnext_len)
5770 +{
5771 + struct spi_transfer_list* list = spi_transfer_desc;
5772 +
5773 + list->tx[0] = tx; list->txlen[0] = tx_len;
5774 + list->rx[0] = rx; list->rxlen[0] = rx_len;
5775 +
5776 + list->tx[1] = txnext; list->txlen[1] = txnext_len;
5777 + list->rx[1] = rxnext; list->rxlen[1] = rxnext_len;
5778 +
5779 + list->nr_transfers = nr;
5780 +
5781 + return spi_transfer(list);
5782 +}
5783 +
5784 +/* ......................................................................... */
5785 +
5786 +/*
5787 + * Poll the DataFlash device until it is READY.
5788 + */
5789 +static void at91_dataflash_waitready(void)
5790 +{
5791 + char* command = kmalloc(2, GFP_KERNEL);
5792 +
5793 + if (!command)
5794 + return;
5795 +
5796 + do {
5797 + command[0] = OP_READ_STATUS;
5798 + command[1] = 0;
5799 +
5800 + do_spi_transfer(1, command, 2, command, 2, NULL, 0, NULL, 0);
5801 + } while ((command[1] & 0x80) == 0);
5802 +
5803 + kfree(command);
5804 +}
5805 +
5806 +/*
5807 + * Return the status of the DataFlash device.
5808 + */
5809 +static unsigned short at91_dataflash_status(void)
5810 +{
5811 + unsigned short status;
5812 + char* command = kmalloc(2, GFP_KERNEL);
5813 +
5814 + if (!command)
5815 + return 0;
5816 +
5817 + command[0] = OP_READ_STATUS;
5818 + command[1] = 0;
5819 +
5820 + do_spi_transfer(1, command, 2, command, 2, NULL, 0, NULL, 0);
5821 + status = command[1];
5822 +
5823 + kfree(command);
5824 + return status;
5825 +}
5826 +
5827 +/* ......................................................................... */
5828 +
5829 +/*
5830 + * Erase blocks of flash.
5831 + */
5832 +static int at91_dataflash_erase(struct mtd_info *mtd, struct erase_info *instr)
5833 +{
5834 + struct dataflash_local *priv = (struct dataflash_local *) mtd->priv;
5835 + unsigned int pageaddr;
5836 + char* command;
5837 +
5838 +#ifdef DEBUG_DATAFLASH
5839 + printk("dataflash_erase: addr=%i len=%i\n", instr->addr, instr->len);
5840 +#endif
5841 +
5842 + /* Sanity checks */
5843 + if (instr->addr + instr->len > mtd->size)
5844 + return -EINVAL;
5845 + if ((instr->len % mtd->erasesize != 0) || (instr->len % priv->page_size != 0))
5846 + return -EINVAL;
5847 + if ((instr->addr % priv->page_size) != 0)
5848 + return -EINVAL;
5849 +
5850 + command = kmalloc(4, GFP_KERNEL);
5851 + if (!command)
5852 + return -ENOMEM;
5853 +
5854 + while (instr->len > 0) {
5855 + /* Calculate flash page address */
5856 + pageaddr = (instr->addr / priv->page_size) << priv->page_offset;
5857 +
5858 + command[0] = OP_ERASE_PAGE;
5859 + command[1] = (pageaddr & 0x00FF0000) >> 16;
5860 + command[2] = (pageaddr & 0x0000FF00) >> 8;
5861 + command[3] = 0;
5862 +#ifdef DEBUG_DATAFLASH
5863 + printk("ERASE: (%x) %x %x %x [%i]\n", command[0], command[1], command[2], command[3], pageaddr);
5864 +#endif
5865 +
5866 + /* Send command to SPI device */
5867 + spi_access_bus(priv->spi);
5868 + do_spi_transfer(1, command, 4, command, 4, NULL, 0, NULL, 0);
5869 +
5870 + at91_dataflash_waitready(); /* poll status until ready */
5871 + spi_release_bus(priv->spi);
5872 +
5873 + instr->addr += priv->page_size; /* next page */
5874 + instr->len -= priv->page_size;
5875 + }
5876 +
5877 + kfree(command);
5878 +
5879 + /* Inform MTD subsystem that erase is complete */
5880 + instr->state = MTD_ERASE_DONE;
5881 + if (instr->callback)
5882 + instr->callback(instr);
5883 +
5884 + return 0;
5885 +}
5886 +
5887 +/*
5888 + * Read from the DataFlash device.
5889 + * from : Start offset in flash device
5890 + * len : Amount to read
5891 + * retlen : About of data actually read
5892 + * buf : Buffer containing the data
5893 + */
5894 +static int at91_dataflash_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf)
5895 +{
5896 + struct dataflash_local *priv = (struct dataflash_local *) mtd->priv;
5897 + unsigned int addr;
5898 + char* command;
5899 +
5900 +#ifdef DEBUG_DATAFLASH
5901 + printk("dataflash_read: %lli .. %lli\n", from, from+len);
5902 +#endif
5903 +
5904 + *retlen = 0;
5905 +
5906 + /* Sanity checks */
5907 + if (!len)
5908 + return 0;
5909 + if (from + len > mtd->size)
5910 + return -EINVAL;
5911 +
5912 + /* Calculate flash page/byte address */
5913 + addr = (((unsigned)from / priv->page_size) << priv->page_offset) + ((unsigned)from % priv->page_size);
5914 +
5915 + command = kmalloc(8, GFP_KERNEL);
5916 + if (!command)
5917 + return -ENOMEM;
5918 +
5919 + command[0] = OP_READ_CONTINUOUS;
5920 + command[1] = (addr & 0x00FF0000) >> 16;
5921 + command[2] = (addr & 0x0000FF00) >> 8;
5922 + command[3] = (addr & 0x000000FF);
5923 +#ifdef DEBUG_DATAFLASH
5924 + printk("READ: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
5925 +#endif
5926 +
5927 + /* Send command to SPI device */
5928 + spi_access_bus(priv->spi);
5929 + do_spi_transfer(2, command, 8, command, 8, buf, len, buf, len);
5930 + spi_release_bus(priv->spi);
5931 +
5932 + *retlen = len;
5933 + kfree(command);
5934 + return 0;
5935 +}
5936 +
5937 +/*
5938 + * Write to the DataFlash device.
5939 + * to : Start offset in flash device
5940 + * len : Amount to write
5941 + * retlen : Amount of data actually written
5942 + * buf : Buffer containing the data
5943 + */
5944 +static int at91_dataflash_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf)
5945 +{
5946 + struct dataflash_local *priv = (struct dataflash_local *) mtd->priv;
5947 + unsigned int pageaddr, addr, offset, writelen;
5948 + size_t remaining;
5949 + u_char *writebuf;
5950 + unsigned short status;
5951 + int res = 0;
5952 + char* command;
5953 + char* tmpbuf = NULL;
5954 +
5955 +#ifdef DEBUG_DATAFLASH
5956 + printk("dataflash_write: %lli .. %lli\n", to, to+len);
5957 +#endif
5958 +
5959 + *retlen = 0;
5960 +
5961 + /* Sanity checks */
5962 + if (!len)
5963 + return 0;
5964 + if (to + len > mtd->size)
5965 + return -EINVAL;
5966 +
5967 + command = kmalloc(4, GFP_KERNEL);
5968 + if (!command)
5969 + return -ENOMEM;
5970 +
5971 + pageaddr = ((unsigned)to / priv->page_size);
5972 + offset = ((unsigned)to % priv->page_size);
5973 + if (offset + len > priv->page_size)
5974 + writelen = priv->page_size - offset;
5975 + else
5976 + writelen = len;
5977 + writebuf = (u_char *)buf;
5978 + remaining = len;
5979 +
5980 + /* Allocate temporary buffer */
5981 + tmpbuf = kmalloc(priv->page_size, GFP_KERNEL);
5982 + if (!tmpbuf) {
5983 + kfree(command);
5984 + return -ENOMEM;
5985 + }
5986 +
5987 + /* Gain access to the SPI bus */
5988 + spi_access_bus(priv->spi);
5989 +
5990 + while (remaining > 0) {
5991 +#ifdef DEBUG_DATAFLASH
5992 + printk("write @ %i:%i len=%i\n", pageaddr, offset, writelen);
5993 +#endif
5994 +
5995 + /* (1) Transfer to Buffer1 */
5996 + if (writelen != priv->page_size) {
5997 + addr = pageaddr << priv->page_offset;
5998 + command[0] = OP_TRANSFER_BUF1;
5999 + command[1] = (addr & 0x00FF0000) >> 16;
6000 + command[2] = (addr & 0x0000FF00) >> 8;
6001 + command[3] = 0;
6002 +#ifdef DEBUG_DATAFLASH
6003 + printk("TRANSFER: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
6004 +#endif
6005 + do_spi_transfer(1, command, 4, command, 4, NULL, 0, NULL, 0);
6006 + at91_dataflash_waitready();
6007 + }
6008 +
6009 + /* (2) Program via Buffer1 */
6010 + addr = (pageaddr << priv->page_offset) + offset;
6011 + command[0] = OP_PROGRAM_VIA_BUF1;
6012 + command[1] = (addr & 0x00FF0000) >> 16;
6013 + command[2] = (addr & 0x0000FF00) >> 8;
6014 + command[3] = (addr & 0x000000FF);
6015 +#ifdef DEBUG_DATAFLASH
6016 + printk("PROGRAM: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
6017 +#endif
6018 + do_spi_transfer(2, command, 4, command, 4, writebuf, writelen, tmpbuf, writelen);
6019 + at91_dataflash_waitready();
6020 +
6021 + /* (3) Compare to Buffer1 */
6022 + addr = pageaddr << priv->page_offset;
6023 + command[0] = OP_COMPARE_BUF1;
6024 + command[1] = (addr & 0x00FF0000) >> 16;
6025 + command[2] = (addr & 0x0000FF00) >> 8;
6026 + command[3] = 0;
6027 +#ifdef DEBUG_DATAFLASH
6028 + printk("COMPARE: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
6029 +#endif
6030 + do_spi_transfer(1, command, 4, command, 4, NULL, 0, NULL, 0);
6031 + at91_dataflash_waitready();
6032 +
6033 + /* Get result of the compare operation */
6034 + status = at91_dataflash_status();
6035 + if ((status & 0x40) == 1) {
6036 + printk("at91_dataflash: Write error on page %i\n", pageaddr);
6037 + remaining = 0;
6038 + res = -EIO;
6039 + }
6040 +
6041 + remaining = remaining - writelen;
6042 + pageaddr++;
6043 + offset = 0;
6044 + writebuf += writelen;
6045 + *retlen += writelen;
6046 +
6047 + if (remaining > priv->page_size)
6048 + writelen = priv->page_size;
6049 + else
6050 + writelen = remaining;
6051 + }
6052 +
6053 + /* Release SPI bus */
6054 + spi_release_bus(priv->spi);
6055 +
6056 + kfree(tmpbuf);
6057 + kfree(command);
6058 + return res;
6059 +}
6060 +
6061 +/* ......................................................................... */
6062 +
6063 +/*
6064 + * Initialize and register DataFlash device with MTD subsystem.
6065 + */
6066 +static int __init add_dataflash(int channel, char *name, int IDsize,
6067 + int nr_pages, int pagesize, int pageoffset)
6068 +{
6069 + struct mtd_info *device;
6070 + struct dataflash_local *priv;
6071 +#ifdef CONFIG_MTD_PARTITIONS
6072 + struct mtd_partition *mtd_parts = 0;
6073 + int mtd_parts_nr = 0;
6074 +#endif
6075 +
6076 + if (nr_devices >= DATAFLASH_MAX_DEVICES) {
6077 + printk(KERN_ERR "at91_dataflash: Too many devices detected\n");
6078 + return 0;
6079 + }
6080 +
6081 + device = kmalloc(sizeof(struct mtd_info) + strlen(name) + 8, GFP_KERNEL);
6082 + if (!device)
6083 + return -ENOMEM;
6084 + memset(device, 0, sizeof(struct mtd_info));
6085 +
6086 + device->name = (char *)&device[1];
6087 + sprintf(device->name, "%s.spi%d", name, channel);
6088 + device->size = nr_pages * pagesize;
6089 + device->erasesize = pagesize;
6090 + device->writesize = pagesize;
6091 + device->owner = THIS_MODULE;
6092 + device->type = MTD_DATAFLASH;
6093 + device->flags = MTD_WRITEABLE;
6094 + device->erase = at91_dataflash_erase;
6095 + device->read = at91_dataflash_read;
6096 + device->write = at91_dataflash_write;
6097 +
6098 + priv = (struct dataflash_local *) kmalloc(sizeof(struct dataflash_local), GFP_KERNEL);
6099 + if (!priv) {
6100 + kfree(device);
6101 + return -ENOMEM;
6102 + }
6103 + memset(priv, 0, sizeof(struct dataflash_local));
6104 +
6105 + priv->spi = channel;
6106 + priv->page_size = pagesize;
6107 + priv->page_offset = pageoffset;
6108 + device->priv = priv;
6109 +
6110 + mtd_devices[nr_devices] = device;
6111 + nr_devices++;
6112 + printk("at91_dataflash: %s detected [spi%i] (%i bytes)\n", name, channel, device->size);
6113 +
6114 +#ifdef CONFIG_MTD_PARTITIONS
6115 +#ifdef CONFIG_MTD_CMDLINE_PARTS
6116 + mtd_parts_nr = parse_mtd_partitions(device, part_probes, &mtd_parts, 0);
6117 +#endif
6118 + if (mtd_parts_nr <= 0) {
6119 + switch (IDsize) {
6120 + case SZ_2M:
6121 + mtd_parts = static_partitions_2M;
6122 + mtd_parts_nr = ARRAY_SIZE(static_partitions_2M);
6123 + break;
6124 + case SZ_4M:
6125 + mtd_parts = static_partitions_4M;
6126 + mtd_parts_nr = ARRAY_SIZE(static_partitions_4M);
6127 + break;
6128 + case SZ_8M:
6129 + mtd_parts = static_partitions_8M;
6130 + mtd_parts_nr = ARRAY_SIZE(static_partitions_8M);
6131 + break;
6132 + }
6133 + }
6134 +
6135 + if (mtd_parts_nr > 0) {
6136 +#ifdef DATAFLASH_ALWAYS_ADD_DEVICE
6137 + add_mtd_device(device);
6138 +#endif
6139 + return add_mtd_partitions(device, mtd_parts, mtd_parts_nr);
6140 + }
6141 +#endif
6142 + return add_mtd_device(device); /* add whole device */
6143 +}
6144 +
6145 +/*
6146 + * Detect and initialize DataFlash device connected to specified SPI channel.
6147 + *
6148 + * Device Density ID code Nr Pages Page Size Page offset
6149 + * AT45DB011B 1Mbit (128K) xx0011xx (0x0c) 512 264 9
6150 + * AT45DB021B 2Mbit (256K) xx0101xx (0x14) 1025 264 9
6151 + * AT45DB041B 4Mbit (512K) xx0111xx (0x1c) 2048 264 9
6152 + * AT45DB081B 8Mbit (1M) xx1001xx (0x24) 4096 264 9
6153 + * AT45DB0161B 16Mbit (2M) xx1011xx (0x2c) 4096 528 10
6154 + * AT45DB0321B 32Mbit (4M) xx1101xx (0x34) 8192 528 10
6155 + * AT45DB0642 64Mbit (8M) xx1111xx (0x3c) 8192 1056 11
6156 + * AT45DB1282 128Mbit (16M) xx0100xx (0x10) 16384 1056 11
6157 + */
6158 +static int __init at91_dataflash_detect(int channel)
6159 +{
6160 + int res = 0;
6161 + unsigned short status;
6162 +
6163 + spi_access_bus(channel);
6164 + status = at91_dataflash_status();
6165 + spi_release_bus(channel);
6166 + if (status != 0xff) { /* no dataflash device there */
6167 + switch (status & 0x3c) {
6168 + case 0x0c: /* 0 0 1 1 */
6169 + res = add_dataflash(channel, "AT45DB011B", SZ_128K, 512, 264, 9);
6170 + break;
6171 + case 0x14: /* 0 1 0 1 */
6172 + res = add_dataflash(channel, "AT45DB021B", SZ_256K, 1025, 264, 9);
6173 + break;
6174 + case 0x1c: /* 0 1 1 1 */
6175 + res = add_dataflash(channel, "AT45DB041B", SZ_512K, 2048, 264, 9);
6176 + break;
6177 + case 0x24: /* 1 0 0 1 */
6178 + res = add_dataflash(channel, "AT45DB081B", SZ_1M, 4096, 264, 9);
6179 + break;
6180 + case 0x2c: /* 1 0 1 1 */
6181 + res = add_dataflash(channel, "AT45DB161B", SZ_2M, 4096, 528, 10);
6182 + break;
6183 + case 0x34: /* 1 1 0 1 */
6184 + res = add_dataflash(channel, "AT45DB321B", SZ_4M, 8192, 528, 10);
6185 + break;
6186 + case 0x3c: /* 1 1 1 1 */
6187 + res = add_dataflash(channel, "AT45DB642", SZ_8M, 8192, 1056, 11);
6188 + break;
6189 +// Currently unsupported since Atmel removed the "Main Memory Program via Buffer" commands.
6190 +// case 0x10: /* 0 1 0 0 */
6191 +// res = add_dataflash(channel, "AT45DB1282", SZ_16M, 16384, 1056, 11);
6192 +// break;
6193 + default:
6194 + printk(KERN_ERR "at91_dataflash: Unknown device (%x)\n", status & 0x3c);
6195 + }
6196 + }
6197 +
6198 + return res;
6199 +}
6200 +
6201 +static int __init at91_dataflash_init(void)
6202 +{
6203 + spi_transfer_desc = kmalloc(sizeof(struct spi_transfer_list), GFP_KERNEL);
6204 + if (!spi_transfer_desc)
6205 + return -ENOMEM;
6206 +
6207 + /* DataFlash (SPI chip select 0) */
6208 + at91_dataflash_detect(0);
6209 +
6210 +#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
6211 + /* DataFlash card (SPI chip select 3) */
6212 + at91_dataflash_detect(3);
6213 +#endif
6214 +
6215 + return 0;
6216 +}
6217 +
6218 +static void __exit at91_dataflash_exit(void)
6219 +{
6220 + int i;
6221 +
6222 + for (i = 0; i < DATAFLASH_MAX_DEVICES; i++) {
6223 + if (mtd_devices[i]) {
6224 +#ifdef CONFIG_MTD_PARTITIONS
6225 + del_mtd_partitions(mtd_devices[i]);
6226 +#else
6227 + del_mtd_device(mtd_devices[i]);
6228 +#endif
6229 + kfree(mtd_devices[i]->priv);
6230 + kfree(mtd_devices[i]);
6231 + }
6232 + }
6233 + nr_devices = 0;
6234 + kfree(spi_transfer_desc);
6235 +}
6236 +
6237 +
6238 +module_init(at91_dataflash_init);
6239 +module_exit(at91_dataflash_exit);
6240 +
6241 +MODULE_LICENSE("GPL");
6242 +MODULE_AUTHOR("Andrew Victor");
6243 +MODULE_DESCRIPTION("DataFlash driver for Atmel AT91RM9200");
6244 Index: linux-2.6.21.7/drivers/mtd/nand/at91_nand.c
6245 ===================================================================
6246 --- linux-2.6.21.7.orig/drivers/mtd/nand/at91_nand.c
6247 +++ linux-2.6.21.7/drivers/mtd/nand/at91_nand.c
6248 @@ -82,6 +82,10 @@ static void at91_nand_disable(struct at9
6249 at91_set_gpio_value(host->board->enable_pin, 1);
6250 }
6251
6252 +#ifdef CONFIG_MTD_PARTITIONS
6253 +const char *part_probes[] = { "cmdlinepart", NULL };
6254 +#endif
6255 +
6256 /*
6257 * Probe for the NAND device.
6258 */
6259 @@ -151,6 +155,12 @@ static int __init at91_nand_probe(struct
6260 #ifdef CONFIG_MTD_PARTITIONS
6261 if (host->board->partition_info)
6262 partitions = host->board->partition_info(mtd->size, &num_partitions);
6263 +#ifdef CONFIG_MTD_CMDLINE_PARTS
6264 + else {
6265 + mtd->name = "at91_nand";
6266 + num_partitions = parse_mtd_partitions(mtd, part_probes, &partitions, 0);
6267 + }
6268 +#endif
6269
6270 if ((!partitions) || (num_partitions == 0)) {
6271 printk(KERN_ERR "at91_nand: No parititions defined, or unsupported device.\n");
6272 Index: linux-2.6.21.7/drivers/net/arm/at91_ether.c
6273 ===================================================================
6274 --- linux-2.6.21.7.orig/drivers/net/arm/at91_ether.c
6275 +++ linux-2.6.21.7/drivers/net/arm/at91_ether.c
6276 @@ -225,6 +225,16 @@ static irqreturn_t at91ether_phy_interru
6277 if (!(phy & ((1 << 2) | 1)))
6278 goto done;
6279 }
6280 + else if (lp->phy_type == MII_T78Q21x3_ID) { /* ack interrupt in Teridian PHY */
6281 + read_phy(lp->phy_address, MII_T78Q21INT_REG, &phy);
6282 + if (!(phy & ((1 << 2) | 1)))
6283 + goto done;
6284 + }
6285 + else if (lp->phy_type == MII_DP83848_ID) {
6286 + read_phy(lp->phy_address, MII_DPPHYSTS_REG, &phy); /* ack interrupt in DP83848 PHY */
6287 + if (!(phy & (1 << 7)))
6288 + goto done;
6289 + }
6290
6291 update_linkspeed(dev, 0);
6292
6293 @@ -280,6 +290,19 @@ static void enable_phyirq(struct net_dev
6294 dsintr = (1 << 10) | ( 1 << 8);
6295 write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
6296 }
6297 + else if (lp->phy_type == MII_T78Q21x3_ID) { /* for Teridian PHY */
6298 + read_phy(lp->phy_address, MII_T78Q21INT_REG, &dsintr);
6299 + dsintr = dsintr | 0x500; /* set bits 8, 10 */
6300 + write_phy(lp->phy_address, MII_T78Q21INT_REG, dsintr);
6301 + }
6302 + else if (lp->phy_type == MII_DP83848_ID) { /* National Semiconductor DP83848 PHY */
6303 + read_phy(lp->phy_address, MII_DPMISR_REG, &dsintr);
6304 + dsintr = dsintr | 0x3c; /* set bits 2..5 */
6305 + write_phy(lp->phy_address, MII_DPMISR_REG, dsintr);
6306 + read_phy(lp->phy_address, MII_DPMICR_REG, &dsintr);
6307 + dsintr = dsintr | 0x3; /* set bits 0,1 */
6308 + write_phy(lp->phy_address, MII_DPMICR_REG, dsintr);
6309 + }
6310
6311 disable_mdi();
6312 spin_unlock_irq(&lp->lock);
6313 @@ -323,6 +346,19 @@ static void disable_phyirq(struct net_de
6314 dsintr = ~((1 << 10) | (1 << 8));
6315 write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
6316 }
6317 + else if (lp->phy_type == MII_T78Q21x3_ID) { /* for Teridian PHY */
6318 + read_phy(lp->phy_address, MII_T78Q21INT_REG, &dsintr);
6319 + dsintr = dsintr & ~0x500; /* clear bits 8, 10 */
6320 + write_phy(lp->phy_address, MII_T78Q21INT_REG, dsintr);
6321 + }
6322 + else if (lp->phy_type == MII_DP83848_ID) { /* National Semiconductor DP83848 PHY */
6323 + read_phy(lp->phy_address, MII_DPMICR_REG, &dsintr);
6324 + dsintr = dsintr & ~0x3; /* clear bits 0, 1 */
6325 + write_phy(lp->phy_address, MII_DPMICR_REG, dsintr);
6326 + read_phy(lp->phy_address, MII_DPMISR_REG, &dsintr);
6327 + dsintr = dsintr & ~0x3c; /* clear bits 2..5 */
6328 + write_phy(lp->phy_address, MII_DPMISR_REG, dsintr);
6329 + }
6330
6331 disable_mdi();
6332 spin_unlock_irq(&lp->lock);
6333 @@ -535,8 +571,8 @@ static void at91ether_sethashtable(struc
6334 mc_filter[bitnr >> 5] |= 1 << (bitnr & 31);
6335 }
6336
6337 - at91_emac_write(AT91_EMAC_HSH, mc_filter[0]);
6338 - at91_emac_write(AT91_EMAC_HSL, mc_filter[1]);
6339 + at91_emac_write(AT91_EMAC_HSL, mc_filter[0]);
6340 + at91_emac_write(AT91_EMAC_HSH, mc_filter[1]);
6341 }
6342
6343 /*
6344 @@ -943,14 +979,22 @@ static int __init at91ether_setup(unsign
6345 struct net_device *dev;
6346 struct at91_private *lp;
6347 unsigned int val;
6348 - int res;
6349 + struct resource *res;
6350 + int ret;
6351
6352 dev = alloc_etherdev(sizeof(struct at91_private));
6353 if (!dev)
6354 return -ENOMEM;
6355
6356 - dev->base_addr = AT91_VA_BASE_EMAC;
6357 - dev->irq = AT91RM9200_ID_EMAC;
6358 + /* Get I/O base address and IRQ */
6359 + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
6360 + if (!res) {
6361 + free_netdev(dev);
6362 + return -ENODEV;
6363 + }
6364 + dev->base_addr = res->start;
6365 + dev->irq = platform_get_irq(pdev, 0);
6366 +
6367 SET_MODULE_OWNER(dev);
6368
6369 /* Install the interrupt handler */
6370 @@ -1023,12 +1067,12 @@ static int __init at91ether_setup(unsign
6371 lp->phy_address = phy_address; /* MDI address of PHY */
6372
6373 /* Register the network interface */
6374 - res = register_netdev(dev);
6375 - if (res) {
6376 + ret = register_netdev(dev);
6377 + if (ret) {
6378 free_irq(dev->irq, dev);
6379 free_netdev(dev);
6380 dma_free_coherent(NULL, sizeof(struct recv_desc_bufs), lp->dlist, (dma_addr_t)lp->dlist_phys);
6381 - return res;
6382 + return ret;
6383 }
6384
6385 /* Determine current link speed */
6386 @@ -1063,10 +1107,16 @@ static int __init at91ether_setup(unsign
6387 printk(KERN_INFO "%s: Broadcom BCM5221 PHY\n", dev->name);
6388 else if (phy_type == MII_DP83847_ID)
6389 printk(KERN_INFO "%s: National Semiconductor DP83847 PHY\n", dev->name);
6390 + else if (phy_type == MII_DP83848_ID)
6391 + printk(KERN_INFO "%s: National Semiconductor DP83848 PHY\n", dev->name);
6392 else if (phy_type == MII_AC101L_ID)
6393 printk(KERN_INFO "%s: Altima AC101L PHY\n", dev->name);
6394 else if (phy_type == MII_KS8721_ID)
6395 printk(KERN_INFO "%s: Micrel KS8721 PHY\n", dev->name);
6396 + else if (phy_type == MII_T78Q21x3_ID)
6397 + printk(KERN_INFO "%s: Teridian 78Q21x3 PHY\n", dev->name);
6398 + else if (phy_type == MII_LAN83C185_ID)
6399 + printk(KERN_INFO "%s: SMSC LAN83C185 PHY\n", dev->name);
6400
6401 return 0;
6402 }
6403 @@ -1104,8 +1154,11 @@ static int __init at91ether_probe(struct
6404 case MII_RTL8201_ID: /* Realtek RTL8201: PHY_ID1 = 0, PHY_ID2 = 0x8201 */
6405 case MII_BCM5221_ID: /* Broadcom BCM5221: PHY_ID1 = 0x40, PHY_ID2 = 0x61e0 */
6406 case MII_DP83847_ID: /* National Semiconductor DP83847: */
6407 + case MII_DP83848_ID: /* National Semiconductor DP83848: */
6408 case MII_AC101L_ID: /* Altima AC101L: PHY_ID1 = 0x22, PHY_ID2 = 0x5520 */
6409 case MII_KS8721_ID: /* Micrel KS8721: PHY_ID1 = 0x22, PHY_ID2 = 0x1610 */
6410 + case MII_T78Q21x3_ID: /* Teridian 78Q21x3: PHY_ID1 = 0x0E, PHY_ID2 = 7237 */
6411 + case MII_LAN83C185_ID: /* SMSC LAN83C185: PHY_ID1 = 0x0007, PHY_ID2 = 0xC0A1 */
6412 detected = at91ether_setup(phy_id, phy_address, pdev, ether_clk);
6413 break;
6414 }
6415 Index: linux-2.6.21.7/drivers/net/arm/at91_ether.h
6416 ===================================================================
6417 --- linux-2.6.21.7.orig/drivers/net/arm/at91_ether.h
6418 +++ linux-2.6.21.7/drivers/net/arm/at91_ether.h
6419 @@ -17,39 +17,46 @@
6420
6421
6422 /* Davicom 9161 PHY */
6423 -#define MII_DM9161_ID 0x0181b880
6424 -#define MII_DM9161A_ID 0x0181b8a0
6425 -
6426 -/* Davicom specific registers */
6427 -#define MII_DSCR_REG 16
6428 -#define MII_DSCSR_REG 17
6429 -#define MII_DSINTR_REG 21
6430 +#define MII_DM9161_ID 0x0181b880
6431 +#define MII_DM9161A_ID 0x0181b8a0
6432 +#define MII_DSCR_REG 16
6433 +#define MII_DSCSR_REG 17
6434 +#define MII_DSINTR_REG 21
6435
6436 /* Intel LXT971A PHY */
6437 -#define MII_LXT971A_ID 0x001378E0
6438 -
6439 -/* Intel specific registers */
6440 -#define MII_ISINTE_REG 18
6441 -#define MII_ISINTS_REG 19
6442 -#define MII_LEDCTRL_REG 20
6443 +#define MII_LXT971A_ID 0x001378E0
6444 +#define MII_ISINTE_REG 18
6445 +#define MII_ISINTS_REG 19
6446 +#define MII_LEDCTRL_REG 20
6447
6448 /* Realtek RTL8201 PHY */
6449 -#define MII_RTL8201_ID 0x00008200
6450 +#define MII_RTL8201_ID 0x00008200
6451
6452 /* Broadcom BCM5221 PHY */
6453 -#define MII_BCM5221_ID 0x004061e0
6454 -
6455 -/* Broadcom specific registers */
6456 -#define MII_BCMINTR_REG 26
6457 +#define MII_BCM5221_ID 0x004061e0
6458 +#define MII_BCMINTR_REG 26
6459
6460 /* National Semiconductor DP83847 */
6461 -#define MII_DP83847_ID 0x20005c30
6462 +#define MII_DP83847_ID 0x20005c30
6463 +
6464 +/* National Semiconductor DP83848 */
6465 +#define MII_DP83848_ID 0x20005c90
6466 +#define MII_DPPHYSTS_REG 16
6467 +#define MII_DPMICR_REG 17
6468 +#define MII_DPMISR_REG 18
6469
6470 /* Altima AC101L PHY */
6471 -#define MII_AC101L_ID 0x00225520
6472 +#define MII_AC101L_ID 0x00225520
6473
6474 /* Micrel KS8721 PHY */
6475 -#define MII_KS8721_ID 0x00221610
6476 +#define MII_KS8721_ID 0x00221610
6477 +
6478 +/* Teridian 78Q2123/78Q2133 */
6479 +#define MII_T78Q21x3_ID 0x000e7230
6480 +#define MII_T78Q21INT_REG 17
6481 +
6482 +/* SMSC LAN83C185 */
6483 +#define MII_LAN83C185_ID 0x0007C0A0
6484
6485 /* ........................................................................ */
6486
6487 Index: linux-2.6.21.7/drivers/pcmcia/at91_cf.c
6488 ===================================================================
6489 --- linux-2.6.21.7.orig/drivers/pcmcia/at91_cf.c
6490 +++ linux-2.6.21.7/drivers/pcmcia/at91_cf.c
6491 @@ -332,20 +332,27 @@ static int at91_cf_suspend(struct platfo
6492 struct at91_cf_data *board = cf->board;
6493
6494 pcmcia_socket_dev_suspend(&pdev->dev, mesg);
6495 +
6496 if (device_may_wakeup(&pdev->dev)) {
6497 enable_irq_wake(board->det_pin);
6498 if (board->irq_pin)
6499 enable_irq_wake(board->irq_pin);
6500 - } else {
6501 - disable_irq_wake(board->det_pin);
6502 - if (board->irq_pin)
6503 - disable_irq_wake(board->irq_pin);
6504 }
6505 +
6506 return 0;
6507 }
6508
6509 static int at91_cf_resume(struct platform_device *pdev)
6510 {
6511 + struct at91_cf_socket *cf = platform_get_drvdata(pdev);
6512 + struct at91_cf_data *board = cf->board;
6513 +
6514 + if (device_may_wakeup(&pdev->dev)) {
6515 + disable_irq_wake(board->det_pin);
6516 + if (board->irq_pin)
6517 + disable_irq_wake(board->irq_pin);
6518 + }
6519 +
6520 pcmcia_socket_dev_resume(&pdev->dev);
6521 return 0;
6522 }
6523 @@ -360,7 +367,6 @@ static struct platform_driver at91_cf_dr
6524 .name = (char *) driver_name,
6525 .owner = THIS_MODULE,
6526 },
6527 - .probe = at91_cf_probe,
6528 .remove = __exit_p(at91_cf_remove),
6529 .suspend = at91_cf_suspend,
6530 .resume = at91_cf_resume,
6531 @@ -370,7 +376,7 @@ static struct platform_driver at91_cf_dr
6532
6533 static int __init at91_cf_init(void)
6534 {
6535 - return platform_driver_register(&at91_cf_driver);
6536 + return platform_driver_probe(&at91_cf_driver, at91_cf_probe);
6537 }
6538 module_init(at91_cf_init);
6539
6540 Index: linux-2.6.21.7/drivers/serial/atmel_serial.c
6541 ===================================================================
6542 --- linux-2.6.21.7.orig/drivers/serial/atmel_serial.c
6543 +++ linux-2.6.21.7/drivers/serial/atmel_serial.c
6544 @@ -7,6 +7,8 @@
6545 * Based on drivers/char/serial_sa1100.c, by Deep Blue Solutions Ltd.
6546 * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
6547 *
6548 + * DMA support added by Chip Coldwell.
6549 + *
6550 * This program is free software; you can redistribute it and/or modify
6551 * it under the terms of the GNU General Public License as published by
6552 * the Free Software Foundation; either version 2 of the License, or
6553 @@ -33,6 +35,7 @@
6554 #include <linux/sysrq.h>
6555 #include <linux/tty_flip.h>
6556 #include <linux/platform_device.h>
6557 +#include <linux/dma-mapping.h>
6558 #include <linux/atmel_pdc.h>
6559
6560 #include <asm/io.h>
6561 @@ -47,6 +50,11 @@
6562
6563 #include "atmel_serial.h"
6564
6565 +#define SUPPORT_PDC
6566 +#define PDC_BUFFER_SIZE (L1_CACHE_BYTES << 3)
6567 +#warning "Revisit"
6568 +#define PDC_RX_TIMEOUT (3 * 10) /* 3 bytes */
6569 +
6570 #if defined(CONFIG_SERIAL_ATMEL_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
6571 #define SUPPORT_SYSRQ
6572 #endif
6573 @@ -107,6 +115,13 @@
6574 static int (*atmel_open_hook)(struct uart_port *);
6575 static void (*atmel_close_hook)(struct uart_port *);
6576
6577 +struct atmel_dma_buffer {
6578 + unsigned char *buf;
6579 + dma_addr_t dma_addr;
6580 + size_t dma_size;
6581 + unsigned int ofs;
6582 +};
6583 +
6584 /*
6585 * We wrap our port structure around the generic uart_port.
6586 */
6587 @@ -114,10 +129,20 @@ struct atmel_uart_port {
6588 struct uart_port uart; /* uart */
6589 struct clk *clk; /* uart clock */
6590 unsigned short suspended; /* is port suspended? */
6591 +
6592 + short use_dma_rx; /* enable PDC receiver */
6593 + short pdc_rx_idx; /* current PDC RX buffer */
6594 + struct atmel_dma_buffer pdc_rx[2]; /* PDC receier */
6595 +
6596 + short use_dma_tx; /* enable PDC transmitter */
6597 + struct atmel_dma_buffer pdc_tx; /* PDC transmitter */
6598 };
6599
6600 static struct atmel_uart_port atmel_ports[ATMEL_MAX_UART];
6601
6602 +#define PDC_RX_BUF(port) &(port)->pdc_rx[(port)->pdc_rx_idx]
6603 +#define PDC_RX_SWITCH(port) (port)->pdc_rx_idx = !(port)->pdc_rx_idx
6604 +
6605 #ifdef SUPPORT_SYSRQ
6606 static struct console atmel_console;
6607 #endif
6608 @@ -205,7 +230,12 @@ static void atmel_stop_tx(struct uart_po
6609 {
6610 struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6611
6612 - UART_PUT_IDR(port, ATMEL_US_TXRDY);
6613 + if (atmel_port->use_dma_tx) {
6614 + UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS); /* disable PDC transmit */
6615 + UART_PUT_IDR(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
6616 + }
6617 + else
6618 + UART_PUT_IDR(port, ATMEL_US_TXRDY);
6619 }
6620
6621 /*
6622 @@ -215,7 +245,17 @@ static void atmel_start_tx(struct uart_p
6623 {
6624 struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6625
6626 - UART_PUT_IER(port, ATMEL_US_TXRDY);
6627 + if (atmel_port->use_dma_tx) {
6628 + if (UART_GET_PTSR(port) & ATMEL_PDC_TXTEN)
6629 + /* The transmitter is already running. Yes, we
6630 + really need this.*/
6631 + return;
6632 +
6633 + UART_PUT_IER(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
6634 + UART_PUT_PTCR(port, ATMEL_PDC_TXTEN); /* re-enable PDC transmit */
6635 + }
6636 + else
6637 + UART_PUT_IER(port, ATMEL_US_TXRDY);
6638 }
6639
6640 /*
6641 @@ -225,7 +265,12 @@ static void atmel_stop_rx(struct uart_po
6642 {
6643 struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6644
6645 - UART_PUT_IDR(port, ATMEL_US_RXRDY);
6646 + if (atmel_port->use_dma_rx) {
6647 + UART_PUT_PTCR(port, ATMEL_PDC_RXTDIS); /* disable PDC receive */
6648 + UART_PUT_IDR(port, ATMEL_US_ENDRX | ATMEL_US_TIMEOUT);
6649 + }
6650 + else
6651 + UART_PUT_IDR(port, ATMEL_US_RXRDY);
6652 }
6653
6654 /*
6655 @@ -248,6 +293,134 @@ static void atmel_break_ctl(struct uart_
6656 }
6657
6658 /*
6659 + * Receive data via the PDC. A buffer has been fulled.
6660 + */
6661 +static void atmel_pdc_endrx(struct uart_port *port)
6662 +{
6663 + struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6664 + struct tty_struct *tty = port->info->tty;
6665 + struct atmel_dma_buffer *pdc = PDC_RX_BUF(atmel_port);
6666 + unsigned int count;
6667 +
6668 + count = pdc->dma_size - pdc->ofs;
6669 + if (likely(count > 0)) {
6670 + dma_sync_single_for_cpu(port->dev, pdc->dma_addr, pdc->dma_size, DMA_FROM_DEVICE);
6671 + tty_insert_flip_string(tty, pdc->buf + pdc->ofs, count);
6672 + tty_flip_buffer_push(tty);
6673 +
6674 + port->icount.rx += count;
6675 + }
6676 +
6677 + /* Set this buffer as the next receive buffer */
6678 + pdc->ofs = 0;
6679 + UART_PUT_RNPR(port, pdc->dma_addr);
6680 + UART_PUT_RNCR(port, pdc->dma_size);
6681 +
6682 + /* Switch to next buffer */
6683 + PDC_RX_SWITCH(atmel_port); /* next PDC buffer */
6684 +}
6685 +
6686 +/*
6687 + * Receive data via the PDC. At least one byte was received, but the
6688 + * buffer was not full when the inter-character timeout expired.
6689 + */
6690 +static void atmel_pdc_timeout(struct uart_port *port)
6691 +{
6692 + struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6693 + struct tty_struct *tty = port->info->tty;
6694 + struct atmel_dma_buffer *pdc = PDC_RX_BUF(atmel_port);
6695 + /* unsigned */ int ofs, count;
6696 +
6697 + ofs = UART_GET_RPR(port) - pdc->dma_addr; /* current DMA adress */
6698 + count = ofs - pdc->ofs;
6699 +
6700 + if (likely(count > 0)) {
6701 + dma_sync_single_for_cpu(port->dev, pdc->dma_addr, pdc->dma_size, DMA_FROM_DEVICE);
6702 + tty_insert_flip_string(tty, pdc->buf + pdc->ofs, count);
6703 + tty_flip_buffer_push(tty);
6704 +
6705 + pdc->ofs = ofs;
6706 + port->icount.rx += count;
6707 + }
6708 +
6709 + /* reset the UART timeout */
6710 + UART_PUT_CR(port, ATMEL_US_STTTO);
6711 +}
6712 +
6713 +/*
6714 + * Deal with parity, framing and overrun errors.
6715 + */
6716 +static void atmel_pdc_rxerr(struct uart_port *port, unsigned int status)
6717 +{
6718 + /* clear error */
6719 + UART_PUT_CR(port, ATMEL_US_RSTSTA);
6720 +
6721 + if (status & ATMEL_US_RXBRK) {
6722 + status &= ~(ATMEL_US_PARE | ATMEL_US_FRAME); /* ignore side-effect */
6723 + port->icount.brk++;
6724 + }
6725 + if (status & ATMEL_US_PARE)
6726 + port->icount.parity++;
6727 + if (status & ATMEL_US_FRAME)
6728 + port->icount.frame++;
6729 + if (status & ATMEL_US_OVRE)
6730 + port->icount.overrun++;
6731 +}
6732 +
6733 +/*
6734 + * A transmission via the PDC is complete.
6735 + */
6736 +static void atmel_pdc_endtx(struct uart_port *port)
6737 +{
6738 + struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6739 + struct circ_buf *xmit = &port->info->xmit;
6740 + struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
6741 +
6742 + xmit->tail += pdc->ofs;
6743 + if (xmit->tail >= SERIAL_XMIT_SIZE)
6744 + xmit->tail -= SERIAL_XMIT_SIZE;
6745 +
6746 + port->icount.tx += pdc->ofs;
6747 + pdc->ofs = 0;
6748 +
6749 + if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
6750 + uart_write_wakeup(port);
6751 +}
6752 +
6753 +/*
6754 + * The PDC transmitter is idle, so either start the next transfer or
6755 + * disable the transmitter.
6756 + */
6757 +static void atmel_pdc_txbufe(struct uart_port *port)
6758 +{
6759 + struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6760 + struct circ_buf *xmit = &port->info->xmit;
6761 + struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
6762 + int count;
6763 +
6764 + if (!uart_circ_empty(xmit)) {
6765 + /* more to transmit - setup next transfer */
6766 + UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS); /* disable PDC transmit */
6767 + dma_sync_single_for_device(port->dev, pdc->dma_addr, pdc->dma_size, DMA_TO_DEVICE);
6768 +
6769 + if (xmit->tail < xmit->head)
6770 + count = xmit->head - xmit->tail;
6771 + else
6772 + count = SERIAL_XMIT_SIZE - xmit->tail;
6773 + pdc->ofs = count;
6774 +
6775 + UART_PUT_TPR(port, pdc->dma_addr + xmit->tail);
6776 + UART_PUT_TCR(port, count);
6777 + UART_PUT_PTCR(port, ATMEL_PDC_TXTEN); /* re-enable PDC transmit */
6778 + }
6779 + else {
6780 + /* nothing left to transmit - disable the transmitter */
6781 + UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS); /* disable PDC transmit */
6782 + UART_PUT_IDR(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
6783 + }
6784 +}
6785 +
6786 +/*
6787 * Characters received (called from interrupt handler)
6788 */
6789 static void atmel_rx_chars(struct uart_port *port)
6790 @@ -349,6 +522,14 @@ static irqreturn_t atmel_interrupt(int i
6791 status = UART_GET_CSR(port);
6792 pending = status & UART_GET_IMR(port);
6793 while (pending) {
6794 + /* PDC receive */
6795 + if (pending & ATMEL_US_ENDRX)
6796 + atmel_pdc_endrx(port);
6797 + if (pending & ATMEL_US_TIMEOUT)
6798 + atmel_pdc_timeout(port);
6799 + if (atmel_port->use_dma_rx && pending & (ATMEL_US_RXBRK | ATMEL_US_OVRE | ATMEL_US_FRAME | ATMEL_US_PARE))
6800 + atmel_pdc_rxerr(port, pending);
6801 +
6802 /* Interrupt receive */
6803 if (pending & ATMEL_US_RXRDY)
6804 atmel_rx_chars(port);
6805 @@ -363,6 +544,12 @@ static irqreturn_t atmel_interrupt(int i
6806 if (pending & (ATMEL_US_RIIC | ATMEL_US_DSRIC | ATMEL_US_DCDIC | ATMEL_US_CTSIC))
6807 wake_up_interruptible(&port->info->delta_msr_wait);
6808
6809 + /* PDC transmit */
6810 + if (pending & ATMEL_US_ENDTX)
6811 + atmel_pdc_endtx(port);
6812 + if (pending & ATMEL_US_TXBUFE)
6813 + atmel_pdc_txbufe(port);
6814 +
6815 /* Interrupt transmit */
6816 if (pending & ATMEL_US_TXRDY)
6817 atmel_tx_chars(port);
6818 @@ -401,6 +588,47 @@ static int atmel_startup(struct uart_por
6819 }
6820
6821 /*
6822 + * Initialize DMA (if necessary)
6823 + */
6824 + if (atmel_port->use_dma_rx) {
6825 + int i;
6826 +
6827 + for (i = 0; i < 2; i++) {
6828 + struct atmel_dma_buffer *pdc = &atmel_port->pdc_rx[i];
6829 +
6830 + pdc->buf = kmalloc(PDC_BUFFER_SIZE, GFP_KERNEL);
6831 + if (pdc->buf == NULL) {
6832 + if (i != 0) {
6833 + dma_unmap_single(port->dev, atmel_port->pdc_rx[0].dma_addr, PDC_BUFFER_SIZE, DMA_FROM_DEVICE);
6834 + kfree(atmel_port->pdc_rx[0].buf);
6835 + }
6836 + free_irq(port->irq, port);
6837 + return -ENOMEM;
6838 + }
6839 + pdc->dma_addr = dma_map_single(port->dev, pdc->buf, PDC_BUFFER_SIZE, DMA_FROM_DEVICE);
6840 + pdc->dma_size = PDC_BUFFER_SIZE;
6841 + pdc->ofs = 0;
6842 + }
6843 +
6844 + atmel_port->pdc_rx_idx = 0;
6845 +
6846 + UART_PUT_RPR(port, atmel_port->pdc_rx[0].dma_addr);
6847 + UART_PUT_RCR(port, PDC_BUFFER_SIZE);
6848 +
6849 + UART_PUT_RNPR(port, atmel_port->pdc_rx[1].dma_addr);
6850 + UART_PUT_RNCR(port, PDC_BUFFER_SIZE);
6851 + }
6852 + if (atmel_port->use_dma_tx) {
6853 + struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
6854 + struct circ_buf *xmit = &port->info->xmit;
6855 +
6856 + pdc->buf = xmit->buf;
6857 + pdc->dma_addr = dma_map_single(port->dev, pdc->buf, SERIAL_XMIT_SIZE, DMA_TO_DEVICE);
6858 + pdc->dma_size = SERIAL_XMIT_SIZE;
6859 + pdc->ofs = 0;
6860 + }
6861 +
6862 + /*
6863 * If there is a specific "open" function (to register
6864 * control line interrupts)
6865 */
6866 @@ -418,7 +646,15 @@ static int atmel_startup(struct uart_por
6867 UART_PUT_CR(port, ATMEL_US_RSTSTA | ATMEL_US_RSTRX);
6868 UART_PUT_CR(port, ATMEL_US_TXEN | ATMEL_US_RXEN); /* enable xmit & rcvr */
6869
6870 - UART_PUT_IER(port, ATMEL_US_RXRDY); /* enable receive only */
6871 + if (atmel_port->use_dma_rx) {
6872 + UART_PUT_RTOR(port, PDC_RX_TIMEOUT); /* set UART timeout */
6873 + UART_PUT_CR(port, ATMEL_US_STTTO);
6874 +
6875 + UART_PUT_IER(port, ATMEL_US_ENDRX | ATMEL_US_TIMEOUT);
6876 + UART_PUT_PTCR(port, ATMEL_PDC_RXTEN); /* enable PDC controller */
6877 + }
6878 + else
6879 + UART_PUT_IER(port, ATMEL_US_RXRDY); /* enable receive only */
6880
6881 return 0;
6882 }
6883 @@ -431,6 +667,31 @@ static void atmel_shutdown(struct uart_p
6884 struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6885
6886 /*
6887 + * Ensure everything is stopped.
6888 + */
6889 + atmel_stop_rx(port);
6890 + atmel_stop_tx(port);
6891 +
6892 + /*
6893 + * Shut-down the DMA.
6894 + */
6895 + if (atmel_port->use_dma_rx) {
6896 + int i;
6897 +
6898 + for (i = 0; i < 2; i++) {
6899 + struct atmel_dma_buffer *pdc = &atmel_port->pdc_rx[i];
6900 +
6901 + dma_unmap_single(port->dev, pdc->dma_addr, pdc->dma_size, DMA_FROM_DEVICE);
6902 + kfree(pdc->buf);
6903 + }
6904 + }
6905 + if (atmel_port->use_dma_tx) {
6906 + struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
6907 +
6908 + dma_unmap_single(port->dev, pdc->dma_addr, pdc->dma_size, DMA_TO_DEVICE);
6909 + }
6910 +
6911 + /*
6912 * Disable all interrupts, port and break condition.
6913 */
6914 UART_PUT_CR(port, ATMEL_US_RSTSTA);
6915 @@ -481,14 +742,20 @@ static void atmel_serial_pm(struct uart_
6916 */
6917 static void atmel_set_termios(struct uart_port *port, struct ktermios * termios, struct ktermios * old)
6918 {
6919 + struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6920 unsigned long flags;
6921 unsigned int mode, imr, quot, baud;
6922
6923 + /* Get current mode register */
6924 + mode = UART_GET_MR(port) & ~(ATMEL_US_USCLKS | ATMEL_US_CHRL | ATMEL_US_NBSTOP | ATMEL_US_PAR);
6925 +
6926 baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);
6927 quot = uart_get_divisor(port, baud);
6928
6929 - /* Get current mode register */
6930 - mode = UART_GET_MR(port) & ~(ATMEL_US_CHRL | ATMEL_US_NBSTOP | ATMEL_US_PAR);
6931 + if (quot > 65535) { /* BRGR is 16-bit, so switch to slower clock */
6932 + quot /= 8;
6933 + mode |= ATMEL_US_USCLKS_MCK_DIV8;
6934 + }
6935
6936 /* byte size */
6937 switch (termios->c_cflag & CSIZE) {
6938 @@ -534,6 +801,9 @@ static void atmel_set_termios(struct uar
6939 if (termios->c_iflag & (BRKINT | PARMRK))
6940 port->read_status_mask |= ATMEL_US_RXBRK;
6941
6942 + if (atmel_port->use_dma_rx) /* need to enable error interrupts */
6943 + UART_PUT_IER(port, port->read_status_mask);
6944 +
6945 /*
6946 * Characters to ignore
6947 */
6948 @@ -712,6 +982,13 @@ static void __devinit atmel_init_port(st
6949 clk_enable(atmel_port->clk);
6950 port->uartclk = clk_get_rate(atmel_port->clk);
6951 }
6952 +
6953 +#ifdef SUPPORT_PDC
6954 + atmel_port->use_dma_rx = data->use_dma_rx;
6955 + atmel_port->use_dma_tx = data->use_dma_tx;
6956 + if (atmel_port->use_dma_tx)
6957 + port->fifosize = PDC_BUFFER_SIZE;
6958 +#endif
6959 }
6960
6961 /*
6962 @@ -888,7 +1165,8 @@ static int atmel_serial_suspend(struct p
6963 struct uart_port *port = platform_get_drvdata(pdev);
6964 struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
6965
6966 - if (device_may_wakeup(&pdev->dev) && !at91_suspend_entering_slow_clock())
6967 + if (device_may_wakeup(&pdev->dev)
6968 + && !clk_must_disable(atmel_port->clk))
6969 enable_irq_wake(port->irq);
6970 else {
6971 uart_suspend_port(&atmel_uart, port);
6972 Index: linux-2.6.21.7/drivers/serial/atmel_serial.h
6973 ===================================================================
6974 --- linux-2.6.21.7.orig/drivers/serial/atmel_serial.h
6975 +++ linux-2.6.21.7/drivers/serial/atmel_serial.h
6976 @@ -46,6 +46,9 @@
6977 #define ATMEL_US_USMODE_ISO7816_T1 6
6978 #define ATMEL_US_USMODE_IRDA 8
6979 #define ATMEL_US_USCLKS (3 << 4) /* Clock Selection */
6980 +#define ATMEL_US_USCLKS_MCK (0 << 4)
6981 +#define ATMEL_US_USCLKS_MCK_DIV8 (1 << 4)
6982 +#define ATMEL_US_USCLKS_SCK (3 << 4)
6983 #define ATMEL_US_CHRL (3 << 6) /* Character Length */
6984 #define ATMEL_US_CHRL_5 (0 << 6)
6985 #define ATMEL_US_CHRL_6 (1 << 6)
6986 Index: linux-2.6.21.7/drivers/spi/Kconfig
6987 ===================================================================
6988 --- linux-2.6.21.7.orig/drivers/spi/Kconfig
6989 +++ linux-2.6.21.7/drivers/spi/Kconfig
6990 @@ -54,6 +54,7 @@ comment "SPI Master Controller Drivers"
6991 config SPI_ATMEL
6992 tristate "Atmel SPI Controller"
6993 depends on (ARCH_AT91 || AVR32) && SPI_MASTER
6994 + select SPI_AT91_MANUAL_CS if ARCH_AT91RM9200
6995 help
6996 This selects a driver for the Atmel SPI Controller, present on
6997 many AT32 (AVR32) and AT91 (ARM) chips.
6998 @@ -82,6 +83,24 @@ config SPI_BUTTERFLY
6999 inexpensive battery powered microcontroller evaluation board.
7000 This same cable can be used to flash new firmware.
7001
7002 +config SPI_AT91
7003 + tristate "AT91RM9200 Bitbang SPI Master"
7004 + depends on SPI_MASTER && ARCH_AT91RM9200 && !SPI_ATMEL && EXPERIMENTAL
7005 + select SPI_BITBANG
7006 + select SPI_AT91_MANUAL_CS
7007 + help
7008 + This is dumb PIO bitbanging driver for the Atmel AT91RM9200.
7009 + The SPI_ATMEL driver will be its replacement, using the native
7010 + SPI hardware and its DMA controller.
7011 +
7012 +config SPI_AT91_MANUAL_CS
7013 + bool
7014 + depends on ARCH_AT91RM9200
7015 + help
7016 + Works around an AT91RM9200 problem whereby the SPI chip-select
7017 + will be wrongly disabled. The workaround uses those pins as
7018 + GPIOs instead of letting the SPI controller manage them.
7019 +
7020 config SPI_IMX
7021 tristate "Freescale iMX SPI controller"
7022 depends on SPI_MASTER && ARCH_IMX && EXPERIMENTAL
7023 Index: linux-2.6.21.7/drivers/spi/Makefile
7024 ===================================================================
7025 --- linux-2.6.21.7.orig/drivers/spi/Makefile
7026 +++ linux-2.6.21.7/drivers/spi/Makefile
7027 @@ -20,6 +20,7 @@ obj-$(CONFIG_SPI_OMAP_UWIRE) += omap_uw
7028 obj-$(CONFIG_SPI_MPC83xx) += spi_mpc83xx.o
7029 obj-$(CONFIG_SPI_S3C24XX_GPIO) += spi_s3c24xx_gpio.o
7030 obj-$(CONFIG_SPI_S3C24XX) += spi_s3c24xx.o
7031 +obj-$(CONFIG_SPI_AT91) += spi_at91_bitbang.o
7032 # ... add above this line ...
7033
7034 # SPI protocol drivers (device/link on bus)
7035 Index: linux-2.6.21.7/drivers/spi/spi_at91_bitbang.c
7036 ===================================================================
7037 --- /dev/null
7038 +++ linux-2.6.21.7/drivers/spi/spi_at91_bitbang.c
7039 @@ -0,0 +1,207 @@
7040 +/*
7041 + * at91_spi.c - at91 SPI driver (BOOTSTRAP/BITBANG VERSION)
7042 + *
7043 + * Copyright (C) 2006 David Brownell
7044 + *
7045 + * This program is free software; you can redistribute it and/or modify
7046 + * it under the terms of the GNU General Public License as published by
7047 + * the Free Software Foundation; either version 2 of the License, or
7048 + * (at your option) any later version.
7049 + *
7050 + * This program is distributed in the hope that it will be useful,
7051 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
7052 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
7053 + * GNU General Public License for more details.
7054 + *
7055 + * You should have received a copy of the GNU General Public License
7056 + * along with this program; if not, write to the Free Software
7057 + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
7058 + */
7059 +#include <linux/kernel.h>
7060 +#include <linux/init.h>
7061 +#include <linux/platform_device.h>
7062 +
7063 +#include <linux/spi/spi.h>
7064 +#include <linux/spi/spi_bitbang.h>
7065 +
7066 +#include <asm/arch/gpio.h>
7067 +
7068 +
7069 +/*
7070 + * FIXME this bitbanging version is just to help bootstrap systems until
7071 + * there's a native SPI+IRQ+DMA controller driver ... such a driver should
7072 + * be a drop-in replacement for this one, and much faster.
7073 + *
7074 + * remember:
7075 + *
7076 + * - other at91 parts (like at91sam9) have multiple controllers
7077 + * and different pin muxing; this version is at91rm9200 specfic.
7078 + *
7079 + * - at91sam9261 SPI0 pins are directly muxed with MMC/SD pins.
7080 + *
7081 + * - rm9200 spi chipselects drop wrongly, so the native driver
7082 + * will need to use gpios much like this does.
7083 + *
7084 + * - real hardware only allows 8..16 bits per word, while this
7085 + * bitbanger allows 1..32 (incompatible superset).
7086 + *
7087 + * - this disregards clock parameters. with inlined gpio calls,
7088 + * gcc 3.4.4 produces about 1.5 mbit/sec, more than 2x faster
7089 + * than using the subroutined veresion from txrx_word().
7090 + *
7091 + * - suspend/resume and <linux/clk.h> support is missing ...
7092 + */
7093 +
7094 +#define spi_miso_bit AT91_PIN_PA0
7095 +#define spi_mosi_bit AT91_PIN_PA1
7096 +#define spi_sck_bit AT91_PIN_PA2
7097 +
7098 +struct at91_spi {
7099 + struct spi_bitbang bitbang;
7100 + struct platform_device *pdev;
7101 +};
7102 +
7103 +/*----------------------------------------------------------------------*/
7104 +
7105 +static inline void setsck(struct spi_device *spi, int is_on)
7106 +{
7107 + at91_set_gpio_value(spi_sck_bit, is_on);
7108 +}
7109 +
7110 +static inline void setmosi(struct spi_device *spi, int is_on)
7111 +{
7112 + at91_set_gpio_value(spi_mosi_bit, is_on);
7113 +}
7114 +
7115 +static inline int getmiso(struct spi_device *spi)
7116 +{
7117 + return at91_get_gpio_value(spi_miso_bit);
7118 +}
7119 +
7120 +static void at91_spi_chipselect(struct spi_device *spi, int is_active)
7121 +{
7122 + unsigned long cs = (unsigned long) spi->controller_data;
7123 +
7124 + /* set default clock polarity */
7125 + if (is_active)
7126 + setsck(spi, spi->mode & SPI_CPOL);
7127 +
7128 + /* only support active-low (default) */
7129 + at91_set_gpio_value(cs, !is_active);
7130 +}
7131 +
7132 +/*
7133 + * NOTE: this is "as fast as we can"; it should be a function of
7134 + * the device clock ...
7135 + */
7136 +#define spidelay(X) do{} while(0)
7137 +
7138 +#define EXPAND_BITBANG_TXRX
7139 +#include <linux/spi/spi_bitbang.h>
7140 +
7141 +static u32 at91_spi_txrx_word_mode0(struct spi_device *spi,
7142 + unsigned nsecs, u32 word, u8 bits)
7143 +{
7144 + return bitbang_txrx_be_cpha0(spi, nsecs, 0, word, 8);
7145 +}
7146 +
7147 +static u32 at91_spi_txrx_word_mode1(struct spi_device *spi,
7148 + unsigned nsecs, u32 word, u8 bits)
7149 +{
7150 + return bitbang_txrx_be_cpha1(spi, nsecs, 0, word, 8);
7151 +}
7152 +
7153 +static u32 at91_spi_txrx_word_mode2(struct spi_device *spi,
7154 + unsigned nsecs, u32 word, u8 bits)
7155 +{
7156 + return bitbang_txrx_be_cpha0(spi, nsecs, 1, word, 8);
7157 +}
7158 +
7159 +static u32 at91_spi_txrx_word_mode3(struct spi_device *spi,
7160 + unsigned nsecs, u32 word, u8 bits)
7161 +{
7162 + return bitbang_txrx_be_cpha1(spi, nsecs, 1, word, 8);
7163 +}
7164 +
7165 +/*----------------------------------------------------------------------*/
7166 +
7167 +static int __init at91_spi_probe(struct platform_device *pdev)
7168 +{
7169 + int status;
7170 + struct spi_master *master;
7171 + struct at91_spi *at91_spi;
7172 +
7173 + if (pdev->id != 0) /* SPI0 bus */
7174 + return -EINVAL;
7175 +
7176 + master = spi_alloc_master(&pdev->dev, sizeof *at91_spi);
7177 + if (!master)
7178 + return -ENOMEM;
7179 +
7180 + at91_spi = spi_master_get_devdata(master);
7181 + at91_spi->pdev = pdev;
7182 + platform_set_drvdata(pdev, at91_spi);
7183 +
7184 + /* SPI and bitbang hookup */
7185 + master->bus_num = 0;
7186 + master->num_chipselect = 4;
7187 +
7188 + at91_spi->bitbang.master = spi_master_get(master);
7189 + at91_spi->bitbang.chipselect = at91_spi_chipselect;
7190 + at91_spi->bitbang.txrx_word[SPI_MODE_0] = at91_spi_txrx_word_mode0;
7191 + at91_spi->bitbang.txrx_word[SPI_MODE_1] = at91_spi_txrx_word_mode1;
7192 + at91_spi->bitbang.txrx_word[SPI_MODE_2] = at91_spi_txrx_word_mode2;
7193 + at91_spi->bitbang.txrx_word[SPI_MODE_3] = at91_spi_txrx_word_mode3;
7194 +
7195 + status = spi_bitbang_start(&at91_spi->bitbang);
7196 + if (status < 0)
7197 + (void) spi_master_put(at91_spi->bitbang.master);
7198 +
7199 + return status;
7200 +}
7201 +
7202 +static int __exit at91_spi_remove(struct platform_device *pdev)
7203 +{
7204 + struct at91_spi *at91_spi = platform_get_drvdata(pdev);
7205 + int status;
7206 +
7207 + /* stop() unregisters child devices too */
7208 + status = spi_bitbang_stop(&at91_spi->bitbang);
7209 + (void) spi_master_put(at91_spi->bitbang.master);
7210 +
7211 + platform_set_drvdata(pdev, NULL);
7212 + return status;
7213 +}
7214 +
7215 +static struct platform_driver at91_spi_driver = {
7216 + .probe = at91_spi_probe,
7217 + .remove = __exit_p(at91_spi_remove),
7218 + .driver = {
7219 + .name = "at91_spi",
7220 + .owner = THIS_MODULE,
7221 + },
7222 +};
7223 +
7224 +static int __init at91_spi_init(void)
7225 +{
7226 + at91_set_gpio_output(spi_sck_bit, 0);
7227 + at91_set_gpio_output(spi_mosi_bit, 0);
7228 + at91_set_gpio_input(spi_miso_bit, 1 /* pullup */);
7229 +
7230 + /* register driver */
7231 + return platform_driver_register(&at91_spi_driver);
7232 +}
7233 +
7234 +static void __exit at91_spi_exit(void)
7235 +{
7236 + platform_driver_unregister(&at91_spi_driver);
7237 +}
7238 +
7239 +device_initcall(at91_spi_init);
7240 +module_exit(at91_spi_exit);
7241 +
7242 +MODULE_ALIAS("at91_spi.0");
7243 +
7244 +MODULE_DESCRIPTION("AT91 SPI support (BOOTSTRAP/BITBANG VERSION)");
7245 +MODULE_AUTHOR("David Brownell");
7246 +MODULE_LICENSE("GPL");
7247 Index: linux-2.6.21.7/drivers/usb/gadget/Kconfig
7248 ===================================================================
7249 --- linux-2.6.21.7.orig/drivers/usb/gadget/Kconfig
7250 +++ linux-2.6.21.7/drivers/usb/gadget/Kconfig
7251 @@ -189,7 +189,7 @@ config USB_OTG
7252
7253 config USB_GADGET_AT91
7254 boolean "AT91 USB Device Port"
7255 - depends on ARCH_AT91
7256 + depends on ARCH_AT91 && !ARCH_AT91SAM9RL
7257 select USB_GADGET_SELECTED
7258 help
7259 Many Atmel AT91 processors (such as the AT91RM2000) have a
7260 Index: linux-2.6.21.7/drivers/usb/gadget/at91_udc.c
7261 ===================================================================
7262 --- linux-2.6.21.7.orig/drivers/usb/gadget/at91_udc.c
7263 +++ linux-2.6.21.7/drivers/usb/gadget/at91_udc.c
7264 @@ -1804,7 +1804,7 @@ static int at91udc_suspend(struct platfo
7265 */
7266 if ((!udc->suspended && udc->addr)
7267 || !wake
7268 - || at91_suspend_entering_slow_clock()) {
7269 + || clk_must_disable(udc->fclk)) {
7270 pullup(udc, 0);
7271 wake = 0;
7272 } else
7273 Index: linux-2.6.21.7/drivers/usb/host/ohci-at91.c
7274 ===================================================================
7275 --- linux-2.6.21.7.orig/drivers/usb/host/ohci-at91.c
7276 +++ linux-2.6.21.7/drivers/usb/host/ohci-at91.c
7277 @@ -299,7 +299,7 @@ ohci_hcd_at91_drv_suspend(struct platfor
7278 *
7279 * REVISIT: some boards will be able to turn VBUS off...
7280 */
7281 - if (at91_suspend_entering_slow_clock()) {
7282 + if (clk_must_disable(fclk)) {
7283 ohci_usb_reset (ohci);
7284 at91_stop_clock();
7285 }
7286 Index: linux-2.6.21.7/drivers/video/Kconfig
7287 ===================================================================
7288 --- linux-2.6.21.7.orig/drivers/video/Kconfig
7289 +++ linux-2.6.21.7/drivers/video/Kconfig
7290 @@ -663,6 +663,17 @@ config FB_EPSON1355
7291 framebuffer. Product specs at
7292 <http://www.erd.epson.com/vdc/html/products.htm>.
7293
7294 +config FB_S1D15605
7295 + tristate "Epson S1D15605 framebuffer support"
7296 + depends on FB
7297 + default m if MACH_KB9200
7298 + select FB_CFB_FILLRECT
7299 + select FB_CFB_COPYAREA
7300 + select FB_CFB_IMAGEBLIT
7301 + help
7302 + Build in support for the S1D15605 Epson Research 128x64
7303 + LCD controller as a framebuffer.
7304 +
7305 config FB_S1D13XXX
7306 tristate "Epson S1D13XXX framebuffer support"
7307 depends on FB
7308 @@ -674,6 +685,22 @@ config FB_S1D13XXX
7309 working with S1D13806). Product specs at
7310 <http://www.erd.epson.com/vdc/html/legacy_13xxx.htm>
7311
7312 +config FB_ATMEL
7313 + tristate "AT91/AT32 LCD Controller support"
7314 + depends on FB && (ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || AVR32)
7315 + select FB_CFB_FILLRECT
7316 + select FB_CFB_COPYAREA
7317 + select FB_CFB_IMAGEBLIT
7318 + help
7319 + This enables support for the AT91/AT32 LCD Controller.
7320 +
7321 +config FB_INTSRAM
7322 + bool "Frame Buffer in internal SRAM"
7323 + depends on FB_ATMEL && ARCH_AT91SAM9261
7324 + help
7325 + Say Y if you want to map Frame Buffer in internal SRAM. Say N if you want
7326 + to let frame buffer in external SDRAM.
7327 +
7328 config FB_NVIDIA
7329 tristate "nVidia Framebuffer Support"
7330 depends on FB && PCI
7331 Index: linux-2.6.21.7/drivers/video/Makefile
7332 ===================================================================
7333 --- linux-2.6.21.7.orig/drivers/video/Makefile
7334 +++ linux-2.6.21.7/drivers/video/Makefile
7335 @@ -75,6 +75,8 @@ obj-$(CONFIG_FB_G364) += g36
7336 obj-$(CONFIG_FB_SA1100) += sa1100fb.o
7337 obj-$(CONFIG_FB_HIT) += hitfb.o
7338 obj-$(CONFIG_FB_EPSON1355) += epson1355fb.o
7339 +obj-$(CONFIG_FB_S1D15605) += s1d15605fb.o
7340 +obj-$(CONFIG_FB_ATMEL) += atmel_lcdfb.o
7341 obj-$(CONFIG_FB_PVR2) += pvr2fb.o
7342 obj-$(CONFIG_FB_VOODOO1) += sstfb.o
7343 obj-$(CONFIG_FB_ARMCLCD) += amba-clcd.o
7344 Index: linux-2.6.21.7/drivers/video/atmel_lcdfb.c
7345 ===================================================================
7346 --- /dev/null
7347 +++ linux-2.6.21.7/drivers/video/atmel_lcdfb.c
7348 @@ -0,0 +1,752 @@
7349 +/*
7350 + * Driver for AT91/AT32 LCD Controller
7351 + *
7352 + * Copyright (C) 2007 Atmel Corporation
7353 + *
7354 + * This file is subject to the terms and conditions of the GNU General Public
7355 + * License. See the file COPYING in the main directory of this archive for
7356 + * more details.
7357 + */
7358 +
7359 +#include <linux/kernel.h>
7360 +#include <linux/platform_device.h>
7361 +#include <linux/dma-mapping.h>
7362 +#include <linux/interrupt.h>
7363 +#include <linux/clk.h>
7364 +#include <linux/fb.h>
7365 +#include <linux/init.h>
7366 +#include <linux/delay.h>
7367 +
7368 +#include <asm/arch/board.h>
7369 +#include <asm/arch/cpu.h>
7370 +#include <asm/arch/gpio.h>
7371 +
7372 +#include <video/atmel_lcdc.h>
7373 +
7374 +#define lcdc_readl(sinfo, reg) __raw_readl((sinfo)->mmio+(reg))
7375 +#define lcdc_writel(sinfo, reg, val) __raw_writel((val), (sinfo)->mmio+(reg))
7376 +
7377 +/* configurable parameters */
7378 +#define ATMEL_LCDC_CVAL_DEFAULT 0xc8
7379 +#define ATMEL_LCDC_DMA_BURST_LEN 8
7380 +
7381 +#if defined(CONFIG_ARCH_AT91SAM9263)
7382 +#define ATMEL_LCDC_FIFO_SIZE 2048
7383 +#else
7384 +#define ATMEL_LCDC_FIFO_SIZE 512
7385 +#endif
7386 +
7387 +#if defined(CONFIG_ARCH_AT91)
7388 +#define ATMEL_LCDFB_FBINFO_DEFAULT FBINFO_DEFAULT
7389 +
7390 +static inline void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo,
7391 + struct fb_var_screeninfo *var)
7392 +{
7393 +
7394 +}
7395 +#elif defined(CONFIG_AVR32)
7396 +#define ATMEL_LCDFB_FBINFO_DEFAULT (FBINFO_DEFAULT \
7397 + | FBINFO_PARTIAL_PAN_OK \
7398 + | FBINFO_HWACCEL_XPAN \
7399 + | FBINFO_HWACCEL_YPAN)
7400 +
7401 +static void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo,
7402 + struct fb_var_screeninfo *var)
7403 +{
7404 + u32 dma2dcfg;
7405 + u32 pixeloff;
7406 +
7407 + pixeloff = (var->xoffset * var->bits_per_pixel) & 0x1f;
7408 +
7409 + dma2dcfg = ((var->xres_virtual - var->xres) * var->bits_per_pixel) / 8;
7410 + dma2dcfg |= pixeloff << ATMEL_LCDC_PIXELOFF_OFFSET;
7411 + lcdc_writel(sinfo, ATMEL_LCDC_DMA2DCFG, dma2dcfg);
7412 +
7413 + /* Update configuration */
7414 + lcdc_writel(sinfo, ATMEL_LCDC_DMACON,
7415 + lcdc_readl(sinfo, ATMEL_LCDC_DMACON)
7416 + | ATMEL_LCDC_DMAUPDT);
7417 +}
7418 +#endif
7419 +
7420 +
7421 +static struct fb_fix_screeninfo atmel_lcdfb_fix __initdata = {
7422 + .type = FB_TYPE_PACKED_PIXELS,
7423 + .visual = FB_VISUAL_TRUECOLOR,
7424 + .xpanstep = 0,
7425 + .ypanstep = 0,
7426 + .ywrapstep = 0,
7427 + .accel = FB_ACCEL_NONE,
7428 +};
7429 +
7430 +
7431 +static void atmel_lcdfb_update_dma(struct fb_info *info,
7432 + struct fb_var_screeninfo *var)
7433 +{
7434 + struct atmel_lcdfb_info *sinfo = info->par;
7435 + struct fb_fix_screeninfo *fix = &info->fix;
7436 + unsigned long dma_addr;
7437 +
7438 + dma_addr = (fix->smem_start + var->yoffset * fix->line_length
7439 + + var->xoffset * var->bits_per_pixel / 8);
7440 +
7441 + dma_addr &= ~3UL;
7442 +
7443 + /* Set framebuffer DMA base address and pixel offset */
7444 + lcdc_writel(sinfo, ATMEL_LCDC_DMABADDR1, dma_addr);
7445 +
7446 + atmel_lcdfb_update_dma2d(sinfo, var);
7447 +}
7448 +
7449 +static inline void atmel_lcdfb_free_video_memory(struct atmel_lcdfb_info *sinfo)
7450 +{
7451 + struct fb_info *info = sinfo->info;
7452 +
7453 + dma_free_writecombine(info->device, info->fix.smem_len,
7454 + info->screen_base, info->fix.smem_start);
7455 +}
7456 +
7457 +/**
7458 + * atmel_lcdfb_alloc_video_memory - Allocate framebuffer memory
7459 + * @sinfo: the frame buffer to allocate memory for
7460 + */
7461 +static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo)
7462 +{
7463 + struct fb_info *info = sinfo->info;
7464 + struct fb_var_screeninfo *var = &info->var;
7465 +
7466 + info->fix.smem_len = (var->xres_virtual * var->yres_virtual
7467 + * ((var->bits_per_pixel + 7) / 8));
7468 +
7469 + info->screen_base = dma_alloc_writecombine(info->device, info->fix.smem_len,
7470 + (dma_addr_t *)&info->fix.smem_start, GFP_KERNEL);
7471 +
7472 + if (!info->screen_base) {
7473 + return -ENOMEM;
7474 + }
7475 +
7476 + return 0;
7477 +}
7478 +
7479 +/**
7480 + * atmel_lcdfb_check_var - Validates a var passed in.
7481 + * @var: frame buffer variable screen structure
7482 + * @info: frame buffer structure that represents a single frame buffer
7483 + *
7484 + * Checks to see if the hardware supports the state requested by
7485 + * var passed in. This function does not alter the hardware
7486 + * state!!! This means the data stored in struct fb_info and
7487 + * struct atmel_lcdfb_info do not change. This includes the var
7488 + * inside of struct fb_info. Do NOT change these. This function
7489 + * can be called on its own if we intent to only test a mode and
7490 + * not actually set it. The stuff in modedb.c is a example of
7491 + * this. If the var passed in is slightly off by what the
7492 + * hardware can support then we alter the var PASSED in to what
7493 + * we can do. If the hardware doesn't support mode change a
7494 + * -EINVAL will be returned by the upper layers. You don't need
7495 + * to implement this function then. If you hardware doesn't
7496 + * support changing the resolution then this function is not
7497 + * needed. In this case the driver would just provide a var that
7498 + * represents the static state the screen is in.
7499 + *
7500 + * Returns negative errno on error, or zero on success.
7501 + */
7502 +static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var,
7503 + struct fb_info *info)
7504 +{
7505 + struct device *dev = info->device;
7506 + struct atmel_lcdfb_info *sinfo = info->par;
7507 + unsigned long clk_value_khz;
7508 +
7509 + clk_value_khz = clk_get_rate(sinfo->lcdc_clk) / 1000;
7510 +
7511 + dev_dbg(dev, "%s:\n", __func__);
7512 + dev_dbg(dev, " resolution: %ux%u\n", var->xres, var->yres);
7513 + dev_dbg(dev, " pixclk: %lu KHz\n", PICOS2KHZ(var->pixclock));
7514 + dev_dbg(dev, " bpp: %u\n", var->bits_per_pixel);
7515 + dev_dbg(dev, " clk: %lu KHz\n", clk_value_khz);
7516 +
7517 + if ((PICOS2KHZ(var->pixclock) * var->bits_per_pixel / 8) > clk_value_khz) {
7518 + dev_err(dev, "%lu KHz pixel clock is too fast\n", PICOS2KHZ(var->pixclock));
7519 + return -EINVAL;
7520 + }
7521 +
7522 + /* Force same alignment for each line */
7523 + var->xres = (var->xres + 3) & ~3UL;
7524 + var->xres_virtual = (var->xres_virtual + 3) & ~3UL;
7525 +
7526 + var->red.msb_right = var->green.msb_right = var->blue.msb_right = 0;
7527 + var->transp.msb_right = 0;
7528 + var->transp.offset = var->transp.length = 0;
7529 + var->xoffset = var->yoffset = 0;
7530 +
7531 + switch (var->bits_per_pixel) {
7532 + case 2:
7533 + case 4:
7534 + case 8:
7535 + var->red.offset = var->green.offset = var->blue.offset = 0;
7536 + var->red.length = var->green.length = var->blue.length
7537 + = var->bits_per_pixel;
7538 + break;
7539 + case 15:
7540 + case 16:
7541 + var->red.offset = 0;
7542 + var->green.offset = 5;
7543 + var->blue.offset = 10;
7544 + var->red.length = var->green.length = var->blue.length = 5;
7545 + break;
7546 + case 24:
7547 + case 32:
7548 + var->red.offset = 0;
7549 + var->green.offset = 8;
7550 + var->blue.offset = 16;
7551 + var->red.length = var->green.length = var->blue.length = 8;
7552 + break;
7553 + default:
7554 + dev_err(dev, "color depth %d not supported\n",
7555 + var->bits_per_pixel);
7556 + return -EINVAL;
7557 + }
7558 +
7559 + return 0;
7560 +}
7561 +
7562 +/**
7563 + * atmel_lcdfb_set_par - Alters the hardware state.
7564 + * @info: frame buffer structure that represents a single frame buffer
7565 + *
7566 + * Using the fb_var_screeninfo in fb_info we set the resolution
7567 + * of the this particular framebuffer. This function alters the
7568 + * par AND the fb_fix_screeninfo stored in fb_info. It doesn't
7569 + * not alter var in fb_info since we are using that data. This
7570 + * means we depend on the data in var inside fb_info to be
7571 + * supported by the hardware. atmel_lcdfb_check_var is always called
7572 + * before atmel_lcdfb_set_par to ensure this. Again if you can't
7573 + * change the resolution you don't need this function.
7574 + *
7575 + */
7576 +static int atmel_lcdfb_set_par(struct fb_info *info)
7577 +{
7578 + struct atmel_lcdfb_info *sinfo = info->par;
7579 + unsigned long value;
7580 + unsigned long clk_value_khz;
7581 +
7582 + dev_dbg(info->device, "%s:\n", __func__);
7583 + dev_dbg(info->device, " * resolution: %ux%u (%ux%u virtual)\n",
7584 + info->var.xres, info->var.yres,
7585 + info->var.xres_virtual, info->var.yres_virtual);
7586 +
7587 + /* Turn off the LCD controller and the DMA controller */
7588 + lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET);
7589 +
7590 + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0);
7591 +
7592 + if (info->var.bits_per_pixel <= 8)
7593 + info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
7594 + else
7595 + info->fix.visual = FB_VISUAL_TRUECOLOR;
7596 +
7597 + info->fix.line_length = info->var.xres_virtual * (info->var.bits_per_pixel / 8);
7598 +
7599 + /* Re-initialize the DMA engine... */
7600 + dev_dbg(info->device, " * update DMA engine\n");
7601 + atmel_lcdfb_update_dma(info, &info->var);
7602 +
7603 + /* ...set frame size and burst length = 8 words (?) */
7604 + value = (info->var.yres * info->var.xres * info->var.bits_per_pixel) / 32;
7605 + value |= ((ATMEL_LCDC_DMA_BURST_LEN - 1) << ATMEL_LCDC_BLENGTH_OFFSET);
7606 + lcdc_writel(sinfo, ATMEL_LCDC_DMAFRMCFG, value);
7607 +
7608 + /* Now, the LCDC core... */
7609 +
7610 + /* Set pixel clock */
7611 + clk_value_khz = clk_get_rate(sinfo->lcdc_clk) / 1000;
7612 +
7613 + value = clk_value_khz / PICOS2KHZ(info->var.pixclock);
7614 +
7615 + if (clk_value_khz % PICOS2KHZ(info->var.pixclock))
7616 + value++;
7617 +
7618 + value = (value / 2) - 1;
7619 +
7620 + if (value <= 0) {
7621 + dev_notice(info->device, "Bypassing pixel clock divider\n");
7622 + lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, ATMEL_LCDC_BYPASS);
7623 + } else
7624 + lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, value << ATMEL_LCDC_CLKVAL_OFFSET);
7625 +
7626 + /* Initialize control register 2 */
7627 + value = sinfo->default_lcdcon2;
7628 +
7629 + if (!(info->var.sync & FB_SYNC_HOR_HIGH_ACT))
7630 + value |= ATMEL_LCDC_INVLINE_INVERTED;
7631 + if (!(info->var.sync & FB_SYNC_VERT_HIGH_ACT))
7632 + value |= ATMEL_LCDC_INVFRAME_INVERTED;
7633 +
7634 + switch (info->var.bits_per_pixel) {
7635 + case 1: value |= ATMEL_LCDC_PIXELSIZE_1; break;
7636 + case 2: value |= ATMEL_LCDC_PIXELSIZE_2; break;
7637 + case 4: value |= ATMEL_LCDC_PIXELSIZE_4; break;
7638 + case 8: value |= ATMEL_LCDC_PIXELSIZE_8; break;
7639 + case 15: /* fall through */
7640 + case 16: value |= ATMEL_LCDC_PIXELSIZE_16; break;
7641 + case 24: value |= ATMEL_LCDC_PIXELSIZE_24; break;
7642 + case 32: value |= ATMEL_LCDC_PIXELSIZE_32; break;
7643 + default: BUG(); break;
7644 + }
7645 + dev_dbg(info->device, " * LCDCON2 = %08lx\n", value);
7646 + lcdc_writel(sinfo, ATMEL_LCDC_LCDCON2, value);
7647 +
7648 + /* Vertical timing */
7649 + value = (info->var.vsync_len - 1) << ATMEL_LCDC_VPW_OFFSET;
7650 + value |= info->var.upper_margin << ATMEL_LCDC_VBP_OFFSET;
7651 + value |= info->var.lower_margin;
7652 + dev_dbg(info->device, " * LCDTIM1 = %08lx\n", value);
7653 + lcdc_writel(sinfo, ATMEL_LCDC_TIM1, value);
7654 +
7655 + /* Horizontal timing */
7656 + value = (info->var.right_margin - 1) << ATMEL_LCDC_HFP_OFFSET;
7657 + value |= (info->var.hsync_len - 1) << ATMEL_LCDC_HPW_OFFSET;
7658 + value |= (info->var.left_margin - 1);
7659 + dev_dbg(info->device, " * LCDTIM2 = %08lx\n", value);
7660 + lcdc_writel(sinfo, ATMEL_LCDC_TIM2, value);
7661 +
7662 + /* Display size */
7663 + value = (info->var.xres - 1) << ATMEL_LCDC_HOZVAL_OFFSET;
7664 + value |= info->var.yres - 1;
7665 + lcdc_writel(sinfo, ATMEL_LCDC_LCDFRMCFG, value);
7666 +
7667 + /* FIFO Threshold: Use formula from data sheet */
7668 + value = ATMEL_LCDC_FIFO_SIZE - (2 * ATMEL_LCDC_DMA_BURST_LEN + 3);
7669 + lcdc_writel(sinfo, ATMEL_LCDC_FIFO, value);
7670 +
7671 + /* Toggle LCD_MODE every frame */
7672 + lcdc_writel(sinfo, ATMEL_LCDC_MVAL, 0);
7673 +
7674 + /* Disable all interrupts */
7675 + lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL);
7676 +
7677 + /* Set contrast */
7678 + value = ATMEL_LCDC_PS_DIV8 | ATMEL_LCDC_POL_POSITIVE | ATMEL_LCDC_ENA_PWMENABLE;
7679 + lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, value);
7680 + lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_VAL, ATMEL_LCDC_CVAL_DEFAULT);
7681 + /* ...wait for DMA engine to become idle... */
7682 + while (lcdc_readl(sinfo, ATMEL_LCDC_DMACON) & ATMEL_LCDC_DMABUSY)
7683 + msleep(10);
7684 +
7685 + dev_dbg(info->device, " * re-enable DMA engine\n");
7686 + /* ...and enable it with updated configuration */
7687 + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, sinfo->default_dmacon);
7688 +
7689 + dev_dbg(info->device, " * re-enable LCDC core\n");
7690 + lcdc_writel(sinfo, ATMEL_LCDC_PWRCON,
7691 + (sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET) | ATMEL_LCDC_PWR);
7692 +
7693 + dev_dbg(info->device, " * DONE\n");
7694 +
7695 + return 0;
7696 +}
7697 +
7698 +static inline unsigned int chan_to_field(unsigned int chan, const struct fb_bitfield *bf)
7699 +{
7700 + chan &= 0xffff;
7701 + chan >>= 16 - bf->length;
7702 + return chan << bf->offset;
7703 +}
7704 +
7705 +/**
7706 + * atmel_lcdfb_setcolreg - Optional function. Sets a color register.
7707 + * @regno: Which register in the CLUT we are programming
7708 + * @red: The red value which can be up to 16 bits wide
7709 + * @green: The green value which can be up to 16 bits wide
7710 + * @blue: The blue value which can be up to 16 bits wide.
7711 + * @transp: If supported the alpha value which can be up to 16 bits wide.
7712 + * @info: frame buffer info structure
7713 + *
7714 + * Set a single color register. The values supplied have a 16 bit
7715 + * magnitude which needs to be scaled in this function for the hardware.
7716 + * Things to take into consideration are how many color registers, if
7717 + * any, are supported with the current color visual. With truecolor mode
7718 + * no color palettes are supported. Here a psuedo palette is created
7719 + * which we store the value in pseudo_palette in struct fb_info. For
7720 + * pseudocolor mode we have a limited color palette. To deal with this
7721 + * we can program what color is displayed for a particular pixel value.
7722 + * DirectColor is similar in that we can program each color field. If
7723 + * we have a static colormap we don't need to implement this function.
7724 + *
7725 + * Returns negative errno on error, or zero on success. In an
7726 + * ideal world, this would have been the case, but as it turns
7727 + * out, the other drivers return 1 on failure, so that's what
7728 + * we're going to do.
7729 + */
7730 +static int atmel_lcdfb_setcolreg(unsigned int regno, unsigned int red,
7731 + unsigned int green, unsigned int blue,
7732 + unsigned int transp, struct fb_info *info)
7733 +{
7734 + struct atmel_lcdfb_info *sinfo = info->par;
7735 + unsigned int val;
7736 + u32 *pal;
7737 + int ret = 1;
7738 +
7739 + if (info->var.grayscale)
7740 + red = green = blue = (19595 * red + 38470 * green
7741 + + 7471 * blue) >> 16;
7742 +
7743 + switch (info->fix.visual) {
7744 + case FB_VISUAL_TRUECOLOR:
7745 + if (regno < 16) {
7746 + pal = info->pseudo_palette;
7747 +
7748 + val = chan_to_field(red, &info->var.red);
7749 + val |= chan_to_field(green, &info->var.green);
7750 + val |= chan_to_field(blue, &info->var.blue);
7751 +
7752 + pal[regno] = val;
7753 + ret = 0;
7754 + }
7755 + break;
7756 +
7757 + case FB_VISUAL_PSEUDOCOLOR:
7758 + if (regno < 256) {
7759 + val = ((red >> 11) & 0x001f);
7760 + val |= ((green >> 6) & 0x03e0);
7761 + val |= ((blue >> 1) & 0x7c00);
7762 +
7763 + /*
7764 + * TODO: intensity bit. Maybe something like
7765 + * ~(red[10] ^ green[10] ^ blue[10]) & 1
7766 + */
7767 +
7768 + lcdc_writel(sinfo, ATMEL_LCDC_LUT(regno), val);
7769 + ret = 0;
7770 + }
7771 + break;
7772 + }
7773 +
7774 + return ret;
7775 +}
7776 +
7777 +static int atmel_lcdfb_pan_display(struct fb_var_screeninfo *var,
7778 + struct fb_info *info)
7779 +{
7780 + dev_dbg(info->device, "%s\n", __func__);
7781 +
7782 + atmel_lcdfb_update_dma(info, var);
7783 +
7784 + return 0;
7785 +}
7786 +
7787 +static struct fb_ops atmel_lcdfb_ops = {
7788 + .owner = THIS_MODULE,
7789 + .fb_check_var = atmel_lcdfb_check_var,
7790 + .fb_set_par = atmel_lcdfb_set_par,
7791 + .fb_setcolreg = atmel_lcdfb_setcolreg,
7792 + .fb_pan_display = atmel_lcdfb_pan_display,
7793 + .fb_fillrect = cfb_fillrect,
7794 + .fb_copyarea = cfb_copyarea,
7795 + .fb_imageblit = cfb_imageblit,
7796 +};
7797 +
7798 +static irqreturn_t atmel_lcdfb_interrupt(int irq, void *dev_id)
7799 +{
7800 + struct fb_info *info = dev_id;
7801 + struct atmel_lcdfb_info *sinfo = info->par;
7802 + u32 status;
7803 +
7804 + status = lcdc_readl(sinfo, ATMEL_LCDC_ISR);
7805 + lcdc_writel(sinfo, ATMEL_LCDC_IDR, status);
7806 + return IRQ_HANDLED;
7807 +}
7808 +
7809 +static int __init atmel_lcdfb_init_fbinfo(struct atmel_lcdfb_info *sinfo)
7810 +{
7811 + struct fb_info *info = sinfo->info;
7812 + int ret = 0;
7813 +
7814 + memset_io(info->screen_base, 0, info->fix.smem_len);
7815 + info->var.activate |= FB_ACTIVATE_FORCE | FB_ACTIVATE_NOW;
7816 +
7817 + dev_info(info->device,
7818 + "%luKiB frame buffer at %08lx (mapped at %p)\n",
7819 + (unsigned long)info->fix.smem_len / 1024,
7820 + (unsigned long)info->fix.smem_start,
7821 + info->screen_base);
7822 +
7823 + /* Allocate colormap */
7824 + ret = fb_alloc_cmap(&info->cmap, 256, 0);
7825 + if (ret < 0)
7826 + dev_err(info->device, "Alloc color map failed\n");
7827 +
7828 + return ret;
7829 +}
7830 +
7831 +static void atmel_lcdfb_start_clock(struct atmel_lcdfb_info *sinfo)
7832 +{
7833 + if (sinfo->bus_clk)
7834 + clk_enable(sinfo->bus_clk);
7835 + clk_enable(sinfo->lcdc_clk);
7836 +}
7837 +
7838 +static void atmel_lcdfb_stop_clock(struct atmel_lcdfb_info *sinfo)
7839 +{
7840 + if (sinfo->bus_clk)
7841 + clk_disable(sinfo->bus_clk);
7842 + clk_disable(sinfo->lcdc_clk);
7843 +}
7844 +
7845 +
7846 +static int __init atmel_lcdfb_probe(struct platform_device *pdev)
7847 +{
7848 + struct device *dev = &pdev->dev;
7849 + struct fb_info *info;
7850 + struct atmel_lcdfb_info *sinfo;
7851 + struct atmel_lcdfb_info *pdata_sinfo;
7852 + struct resource *regs = NULL;
7853 + struct resource *map = NULL;
7854 + int ret;
7855 +
7856 + dev_dbg(dev, "%s BEGIN\n", __func__);
7857 +
7858 + ret = -ENOMEM;
7859 + info = framebuffer_alloc(sizeof(struct atmel_lcdfb_info), dev);
7860 + if (!info) {
7861 + dev_err(dev, "cannot allocate memory\n");
7862 + goto out;
7863 + }
7864 +
7865 + sinfo = info->par;
7866 +
7867 + if (dev->platform_data) {
7868 + pdata_sinfo = (struct atmel_lcdfb_info *)dev->platform_data;
7869 + sinfo->default_bpp = pdata_sinfo->default_bpp;
7870 + sinfo->default_dmacon = pdata_sinfo->default_dmacon;
7871 + sinfo->default_lcdcon2 = pdata_sinfo->default_lcdcon2;
7872 + sinfo->default_monspecs = pdata_sinfo->default_monspecs;
7873 + sinfo->atmel_lcdfb_power_control = pdata_sinfo->atmel_lcdfb_power_control;
7874 + sinfo->guard_time = pdata_sinfo->guard_time;
7875 + } else {
7876 + dev_err(dev, "cannot get default configuration\n");
7877 + goto free_info;
7878 + }
7879 + sinfo->info = info;
7880 + sinfo->pdev = pdev;
7881 +
7882 + strcpy(info->fix.id, sinfo->pdev->name);
7883 + info->flags = ATMEL_LCDFB_FBINFO_DEFAULT;
7884 + info->pseudo_palette = sinfo->pseudo_palette;
7885 + info->fbops = &atmel_lcdfb_ops;
7886 +
7887 + memcpy(&info->monspecs, sinfo->default_monspecs, sizeof(info->monspecs));
7888 + info->fix = atmel_lcdfb_fix;
7889 +
7890 + /* Enable LCDC Clocks */
7891 + if (cpu_is_at91sam9261()) {
7892 + sinfo->bus_clk = clk_get(dev, "hck1");
7893 + if (IS_ERR(sinfo->bus_clk)) {
7894 + ret = PTR_ERR(sinfo->bus_clk);
7895 + goto free_info;
7896 + }
7897 + }
7898 + sinfo->lcdc_clk = clk_get(dev, "lcdc_clk");
7899 + if (IS_ERR(sinfo->lcdc_clk)) {
7900 + ret = PTR_ERR(sinfo->lcdc_clk);
7901 + goto put_bus_clk;
7902 + }
7903 + atmel_lcdfb_start_clock(sinfo);
7904 +
7905 + ret = fb_find_mode(&info->var, info, NULL, info->monspecs.modedb,
7906 + info->monspecs.modedb_len, info->monspecs.modedb,
7907 + sinfo->default_bpp);
7908 + if (!ret) {
7909 + dev_err(dev, "no suitable video mode found\n");
7910 + goto stop_clk;
7911 + }
7912 +
7913 +
7914 + regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
7915 + if (!regs) {
7916 + dev_err(dev, "resources unusable\n");
7917 + ret = -ENXIO;
7918 + goto stop_clk;
7919 + }
7920 +
7921 + sinfo->irq_base = platform_get_irq(pdev, 0);
7922 + if (sinfo->irq_base < 0) {
7923 + dev_err(dev, "unable to get irq\n");
7924 + ret = sinfo->irq_base;
7925 + goto stop_clk;
7926 + }
7927 +
7928 + /* Initialize video memory */
7929 + map = platform_get_resource(pdev, IORESOURCE_MEM, 1);
7930 + if (map) {
7931 + /* use a pre-allocated memory buffer */
7932 + info->fix.smem_start = map->start;
7933 + info->fix.smem_len = map->end - map->start + 1;
7934 + if (!request_mem_region(info->fix.smem_start,
7935 + info->fix.smem_len, pdev->name)) {
7936 + ret = -EBUSY;
7937 + goto stop_clk;
7938 + }
7939 +
7940 + info->screen_base = ioremap(info->fix.smem_start, info->fix.smem_len);
7941 + if (!info->screen_base)
7942 + goto release_intmem;
7943 + } else {
7944 + /* alocate memory buffer */
7945 + ret = atmel_lcdfb_alloc_video_memory(sinfo);
7946 + if (ret < 0) {
7947 + dev_err(dev, "cannot allocate framebuffer: %d\n", ret);
7948 + goto stop_clk;
7949 + }
7950 + }
7951 +
7952 + /* LCDC registers */
7953 + info->fix.mmio_start = regs->start;
7954 + info->fix.mmio_len = regs->end - regs->start + 1;
7955 +
7956 + if (!request_mem_region(info->fix.mmio_start,
7957 + info->fix.mmio_len, pdev->name)) {
7958 + ret = -EBUSY;
7959 + goto free_fb;
7960 + }
7961 +
7962 + sinfo->mmio = ioremap(info->fix.mmio_start, info->fix.mmio_len);
7963 + if (!sinfo->mmio) {
7964 + dev_err(dev, "cannot map LCDC registers\n");
7965 + goto release_mem;
7966 + }
7967 +
7968 + /* interrupt */
7969 + ret = request_irq(sinfo->irq_base, atmel_lcdfb_interrupt, 0, pdev->name, info);
7970 + if (ret) {
7971 + dev_err(dev, "request_irq failed: %d\n", ret);
7972 + goto unmap_mmio;
7973 + }
7974 +
7975 + ret = atmel_lcdfb_init_fbinfo(sinfo);
7976 + if (ret < 0) {
7977 + dev_err(dev, "init fbinfo failed: %d\n", ret);
7978 + goto unregister_irqs;
7979 + }
7980 +
7981 + /*
7982 + * This makes sure that our colour bitfield
7983 + * descriptors are correctly initialised.
7984 + */
7985 + atmel_lcdfb_check_var(&info->var, info);
7986 +
7987 + ret = fb_set_var(info, &info->var);
7988 + if (ret) {
7989 + dev_warn(dev, "unable to set display parameters\n");
7990 + goto free_cmap;
7991 + }
7992 +
7993 + dev_set_drvdata(dev, info);
7994 +
7995 + /*
7996 + * Tell the world that we're ready to go
7997 + */
7998 + ret = register_framebuffer(info);
7999 + if (ret < 0) {
8000 + dev_err(dev, "failed to register framebuffer device: %d\n", ret);
8001 + goto free_cmap;
8002 + }
8003 +
8004 + /* Power up the LCDC screen */
8005 + if (sinfo->atmel_lcdfb_power_control)
8006 + sinfo->atmel_lcdfb_power_control(1);
8007 +
8008 + dev_info(dev, "fb%d: Atmel LCDC at 0x%08lx (mapped at %p), irq %lu\n",
8009 + info->node, info->fix.mmio_start, sinfo->mmio, sinfo->irq_base);
8010 +
8011 + return 0;
8012 +
8013 +
8014 +free_cmap:
8015 + fb_dealloc_cmap(&info->cmap);
8016 +unregister_irqs:
8017 + free_irq(sinfo->irq_base, info);
8018 +unmap_mmio:
8019 + iounmap(sinfo->mmio);
8020 +release_mem:
8021 + release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
8022 +free_fb:
8023 + if (map)
8024 + iounmap(info->screen_base);
8025 + else
8026 + atmel_lcdfb_free_video_memory(sinfo);
8027 +
8028 +release_intmem:
8029 + if (map)
8030 + release_mem_region(info->fix.smem_start, info->fix.smem_len);
8031 +stop_clk:
8032 + atmel_lcdfb_stop_clock(sinfo);
8033 + clk_put(sinfo->lcdc_clk);
8034 +put_bus_clk:
8035 + if (sinfo->bus_clk)
8036 + clk_put(sinfo->bus_clk);
8037 +free_info:
8038 + framebuffer_release(info);
8039 +out:
8040 + dev_dbg(dev, "%s FAILED\n", __func__);
8041 + return ret;
8042 +}
8043 +
8044 +static int __exit atmel_lcdfb_remove(struct platform_device *pdev)
8045 +{
8046 + struct device *dev = &pdev->dev;
8047 + struct fb_info *info = dev_get_drvdata(dev);
8048 + struct atmel_lcdfb_info *sinfo = info->par;
8049 +
8050 + if (!sinfo)
8051 + return 0;
8052 +
8053 + if (sinfo->atmel_lcdfb_power_control)
8054 + sinfo->atmel_lcdfb_power_control(0);
8055 + unregister_framebuffer(info);
8056 + atmel_lcdfb_stop_clock(sinfo);
8057 + clk_put(sinfo->lcdc_clk);
8058 + if (sinfo->bus_clk)
8059 + clk_put(sinfo->bus_clk);
8060 + fb_dealloc_cmap(&info->cmap);
8061 + free_irq(sinfo->irq_base, info);
8062 + iounmap(sinfo->mmio);
8063 + release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
8064 + if (platform_get_resource(pdev, IORESOURCE_MEM, 1)) {
8065 + iounmap(info->screen_base);
8066 + release_mem_region(info->fix.smem_start, info->fix.smem_len);
8067 + } else {
8068 + atmel_lcdfb_free_video_memory(sinfo);
8069 + }
8070 +
8071 + dev_set_drvdata(dev, NULL);
8072 + framebuffer_release(info);
8073 +
8074 + return 0;
8075 +}
8076 +
8077 +static struct platform_driver atmel_lcdfb_driver = {
8078 + .remove = __exit_p(atmel_lcdfb_remove),
8079 + .driver = {
8080 + .name = "atmel_lcdfb",
8081 + .owner = THIS_MODULE,
8082 + },
8083 +};
8084 +
8085 +static int __init atmel_lcdfb_init(void)
8086 +{
8087 + return platform_driver_probe(&atmel_lcdfb_driver, atmel_lcdfb_probe);
8088 +}
8089 +
8090 +static void __exit atmel_lcdfb_exit(void)
8091 +{
8092 + platform_driver_unregister(&atmel_lcdfb_driver);
8093 +}
8094 +
8095 +module_init(atmel_lcdfb_init);
8096 +module_exit(atmel_lcdfb_exit);
8097 +
8098 +MODULE_DESCRIPTION("AT91/AT32 LCD Controller framebuffer driver");
8099 +MODULE_AUTHOR("Nicolas Ferre <nicolas.ferre@rfo.atmel.com>");
8100 +MODULE_LICENSE("GPL");
8101 Index: linux-2.6.21.7/drivers/video/backlight/Kconfig
8102 ===================================================================
8103 --- linux-2.6.21.7.orig/drivers/video/backlight/Kconfig
8104 +++ linux-2.6.21.7/drivers/video/backlight/Kconfig
8105 @@ -63,3 +63,11 @@ config BACKLIGHT_PROGEAR
8106 help
8107 If you have a Frontpath ProGear say Y to enable the
8108 backlight driver.
8109 +
8110 +config BACKLIGHT_KB920x
8111 + tristate "KwikByte KB9202 Backlight Driver"
8112 + depends on BACKLIGHT_CLASS_DEVICE && MACH_KB9200
8113 + default y
8114 + help
8115 + If you have a KwikByte KB9202 board, say Y to enable the
8116 + backlight driver.
8117 Index: linux-2.6.21.7/drivers/video/backlight/Makefile
8118 ===================================================================
8119 --- linux-2.6.21.7.orig/drivers/video/backlight/Makefile
8120 +++ linux-2.6.21.7/drivers/video/backlight/Makefile
8121 @@ -6,3 +6,4 @@ obj-$(CONFIG_BACKLIGHT_CORGI) += corgi_b
8122 obj-$(CONFIG_BACKLIGHT_HP680) += hp680_bl.o
8123 obj-$(CONFIG_BACKLIGHT_LOCOMO) += locomolcd.o
8124 obj-$(CONFIG_BACKLIGHT_PROGEAR) += progear_bl.o
8125 +obj-$(CONFIG_BACKLIGHT_KB920x) += kb920x_bl.o
8126 Index: linux-2.6.21.7/drivers/video/backlight/kb920x_bl.c
8127 ===================================================================
8128 --- /dev/null
8129 +++ linux-2.6.21.7/drivers/video/backlight/kb920x_bl.c
8130 @@ -0,0 +1,164 @@
8131 +/*
8132 + * Backlight Driver for KB9202
8133 + *
8134 + * Copyright (c) 2006 KwikByte
8135 + *
8136 + * Based on Sharp's Corgi Backlight Driver
8137 + *
8138 + * This file is subject to the terms and conditions of the GNU General Public
8139 + * License. See the file "COPYING" in the main directory of this archive
8140 + * for more details.
8141 + */
8142 +
8143 +#include <linux/module.h>
8144 +#include <linux/kernel.h>
8145 +#include <linux/init.h>
8146 +#include <linux/platform_device.h>
8147 +#include <linux/spinlock.h>
8148 +#include <linux/fb.h>
8149 +#include <linux/backlight.h>
8150 +
8151 +#include <asm/arch/gpio.h>
8152 +
8153 +/* The backlight is on(1)/off(0) */
8154 +#define KB9202_DEFAULT_INTENSITY 1
8155 +#define KB9202_MAX_INTENSITY 1
8156 +
8157 +static int kb9202bl_suspended;
8158 +static int current_intensity = 0;
8159 +static DEFINE_SPINLOCK(bl_lock);
8160 +
8161 +static int kb9202bl_set_intensity(struct backlight_device *bd)
8162 +{
8163 + unsigned long flags;
8164 + int intensity = bd->props.brightness;
8165 +
8166 + if (bd->props.power != FB_BLANK_UNBLANK)
8167 + intensity = 0;
8168 + if (bd->props.fb_blank != FB_BLANK_UNBLANK)
8169 + intensity = 0;
8170 + if (kb9202bl_suspended)
8171 + intensity = 0;
8172 +
8173 + if ((!current_intensity) && (bd->props.power == FB_BLANK_UNBLANK))
8174 + intensity = 1;
8175 +
8176 + spin_lock_irqsave(&bl_lock, flags);
8177 + if (intensity)
8178 + gpio_set_value(AT91_PIN_PC23, 1);
8179 + else
8180 + gpio_set_value(AT91_PIN_PC23, 0);
8181 + spin_unlock_irqrestore(&bl_lock, flags);
8182 +
8183 + current_intensity = intensity;
8184 +
8185 + return 0;
8186 +}
8187 +
8188 +static int kb9202bl_get_intensity(struct backlight_device *bd)
8189 +{
8190 + return current_intensity;
8191 +}
8192 +
8193 +static struct backlight_ops kb9202bl_ops = {
8194 + .get_brightness = kb9202bl_get_intensity,
8195 + .update_status = kb9202bl_set_intensity,
8196 +};
8197 +
8198 +static int __init kb9202bl_probe(struct platform_device *pdev)
8199 +{
8200 + struct backlight_device *bd;
8201 +
8202 + bd = backlight_device_register ("kb9202-bl", &pdev->dev, NULL, &kb9202bl_ops);
8203 + if (IS_ERR(bd))
8204 + return PTR_ERR(bd);
8205 +
8206 + platform_set_drvdata(pdev, bd);
8207 +
8208 + bd->props.max_brightness = KB9202_MAX_INTENSITY;
8209 + bd->props.brightness = KB9202_DEFAULT_INTENSITY;
8210 + (void) kb9202bl_set_intensity(bd);
8211 +
8212 + return 0;
8213 +}
8214 +
8215 +static int kb9202bl_remove(struct platform_device *pdev)
8216 +{
8217 + struct backlight_device *bd = platform_get_drvdata(pdev);
8218 +
8219 + bd->props.brightness = 0;
8220 + bd->props.power = 0;
8221 + (void) kb9202bl_set_intensity(bd);
8222 +
8223 + backlight_device_unregister(bd);
8224 +
8225 + return 0;
8226 +}
8227 +
8228 +#ifdef CONFIG_PM
8229 +static int kb9202bl_suspend(struct platform_device *dev, pm_message_t state)
8230 +{
8231 + struct backlight_device *bd = platform_get_drvdata(pdev);
8232 +
8233 + kb9202bl_suspended = 1;
8234 + (void) kb9202bl_set_intensity(bd);
8235 + return 0;
8236 +}
8237 +
8238 +static int kb9202bl_resume(struct platform_device *dev)
8239 +{
8240 + struct backlight_device *bd = platform_get_drvdata(pdev);
8241 +
8242 + kb9202bl_suspended = 0;
8243 + (void) kb9202bl_set_intensity(bd);
8244 + return 0;
8245 +}
8246 +#else
8247 +#define kb9202bl_suspend NULL
8248 +#define kb9202bl_resume NULL
8249 +#endif
8250 +
8251 +static struct platform_driver kb9202bl_driver = {
8252 + .probe = kb9202bl_probe,
8253 + .remove = kb9202bl_remove,
8254 + .suspend = kb9202bl_suspend,
8255 + .resume = kb9202bl_resume,
8256 + .driver = {
8257 + .name = "kb9202-bl",
8258 + .owner = THIS_MODULE,
8259 + },
8260 +};
8261 +
8262 +static struct platform_device *kb9202bl_device;
8263 +
8264 +static int __init kb9202bl_init(void)
8265 +{
8266 + int ret;
8267 +
8268 + ret = platform_driver_register(&kb9202bl_driver);
8269 + if (!ret) {
8270 + kb9202bl_device = platform_device_alloc("kb9202-bl", -1);
8271 + if (!kb9202bl_device)
8272 + return -ENOMEM;
8273 +
8274 + ret = platform_device_add(kb9202bl_device);
8275 + if (ret) {
8276 + platform_device_put(kb9202bl_device);
8277 + platform_driver_unregister(&kb9202bl_driver);
8278 + }
8279 + }
8280 + return ret;
8281 +}
8282 +
8283 +static void __exit kb9202bl_exit(void)
8284 +{
8285 + platform_device_unregister(kb9202bl_device);
8286 + platform_driver_unregister(&kb9202bl_driver);
8287 +}
8288 +
8289 +module_init(kb9202bl_init);
8290 +module_exit(kb9202bl_exit);
8291 +
8292 +MODULE_AUTHOR("KwikByte <kb9200_dev@kwikbyte.com>");
8293 +MODULE_DESCRIPTION("KB9202 Backlight Driver");
8294 +MODULE_LICENSE("GPL");
8295 Index: linux-2.6.21.7/drivers/video/s1d15605fb.c
8296 ===================================================================
8297 --- /dev/null
8298 +++ linux-2.6.21.7/drivers/video/s1d15605fb.c
8299 @@ -0,0 +1,659 @@
8300 +/*
8301 + * drivers/video/s1d15605.c
8302 + *
8303 + * Adapted from several sources including:
8304 + * 1) Driver for AT91 LCD Controller
8305 + * Copyright (C) 2006 Atmel
8306 + *
8307 + * 2) Copyright (C) 2005 S. Kevin Hester
8308 + *
8309 + * This file is subject to the terms and conditions of the GNU General Public
8310 + * License. See the file COPYING in the main directory of this archive for
8311 + * more details.
8312 + *
8313 + * This is a basic framebuffer driver for the Optrex F-51320 128x64 mono LCD
8314 + * display. This display uses a clone of the common Epson SED 1531 display
8315 + * controller.
8316 + *
8317 + * I've heavily borrowed code from the vfb.c driver.
8318 + *
8319 + * This program is free software; you can redistribute it and/or modify
8320 + * it under the terms of the GNU General Public License as published by
8321 + * the Free Software Foundation; either version 2 of the License, or
8322 + * (at your option) any later version.
8323 + *
8324 + * This program is distributed in the hope that it will be useful,
8325 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
8326 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8327 + * GNU General Public License for more details.
8328 + *
8329 + * You should have received a copy of the GNU General Public License
8330 + * along with this program; if not, write to the Free Software
8331 + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
8332 + */
8333 +
8334 +#ifdef DEBUG
8335 +#define MSG(string, args...) printk("s1d15605fb:" string, ##args)
8336 +#else
8337 +#define MSG(string, args...)
8338 +#endif
8339 +
8340 +#include <linux/kernel.h>
8341 +#include <linux/platform_device.h>
8342 +#include <linux/dma-mapping.h>
8343 +#include <linux/interrupt.h>
8344 +#include <linux/clk.h>
8345 +#include <linux/fb.h>
8346 +#include <linux/init.h>
8347 +#include <linux/delay.h>
8348 +
8349 +#include <asm/uaccess.h>
8350 +
8351 +#include <asm/arch/board.h>
8352 +#include <asm/arch/gpio.h>
8353 +
8354 +#ifdef CONFIG_PMAC_BACKLIGHT
8355 +#include <asm/backlight.h>
8356 +#endif
8357 +
8358 +#define VIDEOWIDTH 128
8359 +#define VIDEOHEIGHT 64
8360 +#define VIDEODEPTH 1 /* bits/pixel */
8361 +#define VIDEOWIDTH_BYTES ((VIDEOWIDTH * VIDEODEPTH) / 8)
8362 +
8363 +/* The number of bytes that actually go to the device */
8364 +#define ACTUALVIDEOMEMSIZE (VIDEOWIDTH_BYTES * VIDEOHEIGHT)
8365 +#define VIDEOMEMSIZE PAGE_SIZE
8366 +
8367 +static struct fb_var_screeninfo s1d15605_default __initdata = {
8368 + .xres = VIDEOWIDTH,
8369 + .yres = VIDEOHEIGHT,
8370 + .xres_virtual = VIDEOWIDTH,
8371 + .yres_virtual = VIDEOHEIGHT,
8372 + .bits_per_pixel = VIDEODEPTH,
8373 + .red = { 0, 1, 0 },
8374 + .green = { 0, 1, 0 },
8375 + .blue = { 0, 1, 0 },
8376 + .activate = FB_ACTIVATE_NOW,
8377 + .pixclock = 20000,
8378 + .vmode = FB_VMODE_NONINTERLACED,
8379 +};
8380 +
8381 +static struct fb_fix_screeninfo s1d15605_fix __initdata = {
8382 + .id = "s1d15605",
8383 + .type = FB_TYPE_PACKED_PIXELS,
8384 + .visual = FB_VISUAL_MONO10,
8385 + .xpanstep = 0,
8386 + .ypanstep = 0,
8387 + .ywrapstep = 0,
8388 + .accel = FB_ACCEL_NONE,
8389 +};
8390 +
8391 +struct s1d15605fb_info {
8392 + struct fb_info *info;
8393 + char *mmio;
8394 + unsigned long reset_pin;
8395 + struct platform_device *pdev;
8396 +};
8397 +
8398 +/*
8399 + * LCD device interface
8400 + */
8401 +#define RESET_DISPLAY 0xE2
8402 +#define LCD_BIAS_1_9 0xA2
8403 +#define ADC_SELECT_REVERSE 0xA1
8404 +#define COMMON_OUTPUT_NORMAL 0xC0
8405 +#define V5_RESISTOR_RATIO 0x26
8406 +#define ELECTRONIC_VOLUME_SET 0x81
8407 +#define ELECTRONIC_VOLUME_INIT 0x20
8408 +#define POWER_CONTROL_SET 0x28
8409 +#define VOLTAGE_REGULATOR 0x02
8410 +#define VOLTAGE_FOLLOWER 0x01
8411 +#define BOOSTER_CIRCUIT 0x04
8412 +#define DISPLAY_ON 0xAF
8413 +#define START_LINE_SET 0x40
8414 +#define PAGE_ADDRESS_SET 0xB0
8415 +#define COLUMN_ADDRESS_HIGH 0x10
8416 +#define COLUMN_ADDRESS_LOW 0x00
8417 +#define RESISTOR_RATIO_START 0x20
8418 +
8419 +#define NUM_OF_PAGES 8
8420 +#define NUM_OF_COLUMNS 128
8421 +
8422 +#define WRITE_COMMAND(x) __raw_writeb((x), (sinfo)->mmio)
8423 +#define READ_COMMAND __raw_readb((sinfo)->mmio)
8424 +#define WRITE_DATA(x) __raw_writeb((x), (sinfo)->mmio + (0x10000))
8425 +#define READ_DATA __raw_readb((sinfo)->mmio + (0x10000))
8426 +
8427 +
8428 +/*
8429 + * s1d15605fb_resize_framebuffer
8430 + *
8431 + * Free allocated space if different. Allocate on new of changed.
8432 + * Returns -ENOMEM if the new framebuffer can not be allocated,
8433 + * zero on success.
8434 + */
8435 +static int s1d15605fb_resize_framebuffer(struct s1d15605fb_info *sinfo)
8436 +{
8437 + struct fb_info *info = sinfo->info;
8438 + struct fb_fix_screeninfo *fix = &info->fix;
8439 + struct fb_var_screeninfo *var = &info->var;
8440 + unsigned int new_size;
8441 + void *new_vaddr;
8442 +
8443 + new_size = ((var->xres_virtual * var->yres_virtual * var->bits_per_pixel) / 8);
8444 +
8445 + MSG("%s: x (%d) y (%d) bpp (%d): new size 0x%08x\n", __FUNCTION__,
8446 + var->xres_virtual, var->yres_virtual, var->bits_per_pixel, new_size);
8447 +
8448 + if (new_size == fix->smem_len)
8449 + return 0;
8450 +
8451 + if (fix->smem_len) {
8452 + kfree(info->screen_base);
8453 + }
8454 +
8455 + new_vaddr = kmalloc(new_size, GFP_KERNEL);
8456 +
8457 + if (!new_vaddr) {
8458 + fix->smem_len = 0;
8459 + return -ENOMEM;
8460 + }
8461 +
8462 + info->screen_base = new_vaddr;
8463 + fix->smem_start = (unsigned)new_vaddr;
8464 + fix->smem_len = new_size;
8465 + fix->line_length = (var->xres_virtual * var->bits_per_pixel) / 8;
8466 +
8467 + dev_info(info->device,
8468 + "%luKiB frame buffer at %08lx (mapped at %p)\n",
8469 + (unsigned long)info->fix.smem_len / 1024,
8470 + (unsigned long)info->fix.smem_start,
8471 + info->screen_base);
8472 +
8473 + return 0;
8474 +}
8475 +
8476 +
8477 +/*
8478 + * The s1d15605 seems to be divided into eight 128 pixel wide pages (from top to
8479 + * bottom) each page seems to be eight pixels high, where these eight pixels are
8480 + * one byte
8481 + */
8482 +static void s1d15605_update(struct fb_info *info)
8483 +{
8484 + struct s1d15605fb_info *sinfo = info->par;
8485 + int page, i, row, colmask;
8486 + u8 retVal, *rowPtr;
8487 +
8488 + WRITE_COMMAND(START_LINE_SET);
8489 + for (page = 0; page < NUM_OF_PAGES; ++page) {
8490 + WRITE_COMMAND(PAGE_ADDRESS_SET + page);
8491 + WRITE_COMMAND(COLUMN_ADDRESS_HIGH);
8492 + WRITE_COMMAND(COLUMN_ADDRESS_LOW);
8493 +
8494 + for (i = 0; i < NUM_OF_COLUMNS; ++i)
8495 + {
8496 + /* point of opportunity: optimization */
8497 + colmask = (1 << (i & 0x7));
8498 + rowPtr = (u8*)(info->screen_base);
8499 + rowPtr += (VIDEOWIDTH_BYTES * 8 * page);
8500 + rowPtr += (i >> 3);
8501 + retVal = 0;
8502 + for (row = 0; row < 8; ++row)
8503 + {
8504 + retVal = (retVal >> 1) | (((*rowPtr) & colmask) ? 0x80 : 0);
8505 + rowPtr += VIDEOWIDTH_BYTES;
8506 + }
8507 + WRITE_DATA(retVal);
8508 + }
8509 + }
8510 +
8511 + WRITE_COMMAND(DISPLAY_ON);
8512 +}
8513 +
8514 +
8515 +/*
8516 + * Setting the video mode has been split into two parts.
8517 + * First part, xxxfb_check_var, must not write anything
8518 + * to hardware, it should only verify and adjust var.
8519 + * This means it doesn't alter par but it does use hardware
8520 + * data from it to check this var.
8521 + */
8522 +static int s1d15605_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
8523 +{
8524 + /*
8525 + * Some very basic checks
8526 + */
8527 + if (!var->xres)
8528 + var->xres = 1;
8529 + if (!var->yres)
8530 + var->yres = 1;
8531 + if (var->xres > var->xres_virtual)
8532 + var->xres_virtual = var->xres;
8533 + if (var->yres > var->yres_virtual)
8534 + var->yres_virtual = var->yres;
8535 +
8536 + if(var->bits_per_pixel > VIDEODEPTH)
8537 + return -EINVAL;
8538 +
8539 + /*
8540 + * Memory limit
8541 + */
8542 + if (((var->yres_virtual * var->bits_per_pixel * var->yres_virtual) >> 3) >
8543 + ACTUALVIDEOMEMSIZE)
8544 + return -ENOMEM;
8545 +
8546 + /*
8547 + * Now that we checked it we alter var. The reason being is that the video
8548 + * mode passed in might not work but slight changes to it might make it
8549 + * work. This way we let the user know what is acceptable.
8550 + */
8551 + switch (var->bits_per_pixel) {
8552 + case 1:
8553 + var->red.offset = var->green.offset = var->blue.offset = 0;
8554 + var->red.length = var->green.length = var->blue.length
8555 + = var->bits_per_pixel;
8556 + break;
8557 + default:
8558 + return -EINVAL;
8559 + }
8560 +
8561 + var->xoffset = var->yoffset = 0;
8562 + var->red.msb_right = var->green.msb_right = var->blue.msb_right =
8563 + var->transp.msb_right = 0;
8564 +
8565 + return 0;
8566 +}
8567 +
8568 +
8569 +/*
8570 + * This routine actually sets the video mode. It's in here where we
8571 + * the hardware state info->par and fix which can be affected by the
8572 + * change in par. For this driver it doesn't do much.
8573 + */
8574 +static int s1d15605_set_par(struct fb_info *info)
8575 +{
8576 + int ret;
8577 +
8578 + MSG("%s:\n", __func__);
8579 + MSG(" * resolution: %ux%u (%ux%u virtual)\n",
8580 + info->var.xres, info->var.yres,
8581 + info->var.xres_virtual, info->var.yres_virtual);
8582 +
8583 + ret = s1d15605fb_resize_framebuffer(info->par);
8584 +
8585 + info->fix.visual = FB_VISUAL_MONO10;
8586 + return ret;
8587 +}
8588 +
8589 +
8590 +/*
8591 + * Set a single color register. The values supplied are already
8592 + * rounded down to the hardware's capabilities (according to the
8593 + * entries in the var structure). Return != 0 for invalid regno.
8594 + */
8595 +static int s1d15605_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
8596 + u_int transp, struct fb_info *info)
8597 +{
8598 + if (regno > 1) /* no. of hw registers - we only do mono now */
8599 + return 1;
8600 +
8601 + return 0;
8602 +}
8603 +
8604 +
8605 +/*
8606 + * Currently, the routine will simply shut-off the backlight and prevent
8607 + * updates/refreshes. Modify according to application.
8608 + *
8609 + * 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off
8610 + */
8611 +static int s1d15605_blank(int blank, struct fb_info *info)
8612 +{
8613 +#ifdef CONFIG_PMAC_BACKLIGHT
8614 + if (blank)
8615 + pmac_backlight->props.power = FB_BLANK_POWERDOWN;
8616 + else
8617 + pmac_backlight->props.power = FB_BLANK_UNBLANK;
8618 + backlight_update_status(pmac_backlight);
8619 +#endif
8620 + return 1;
8621 +}
8622 +
8623 +
8624 +/*
8625 + * Pan or Wrap the Display
8626 + *
8627 + * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag
8628 + */
8629 +/*
8630 +static int s1d15605_pan_display(struct fb_var_screeninfo *var,
8631 + struct fb_info *info)
8632 +{
8633 + if (var->vmode & FB_VMODE_YWRAP) {
8634 + if (var->yoffset < 0
8635 + || var->yoffset >= info->var.yres_virtual
8636 + || var->xoffset)
8637 + return -EINVAL;
8638 + } else {
8639 + if (var->xoffset + var->xres > info->var.xres_virtual ||
8640 + var->yoffset + var->yres > info->var.yres_virtual)
8641 + return -EINVAL;
8642 + }
8643 + info->var.xoffset = var->xoffset;
8644 + info->var.yoffset = var->yoffset;
8645 + if (var->vmode & FB_VMODE_YWRAP)
8646 + info->var.vmode |= FB_VMODE_YWRAP;
8647 + else
8648 + info->var.vmode &= ~FB_VMODE_YWRAP;
8649 + return 0;
8650 +}
8651 +*/
8652 +
8653 +
8654 +static void s1d15605_copyarea(struct fb_info *info, const struct fb_copyarea *region)
8655 +{
8656 + cfb_copyarea(info, region);
8657 + s1d15605_update(info);
8658 +}
8659 +
8660 +
8661 +static void s1d15605_fillrect (struct fb_info *info, const struct fb_fillrect *rect)
8662 +{
8663 + cfb_fillrect(info, rect);
8664 + s1d15605_update(info);
8665 +}
8666 +
8667 +
8668 +static void s1d15605_imageblit(struct fb_info *p, const struct fb_image *image)
8669 +{
8670 + cfb_imageblit(p, image);
8671 + s1d15605_update(p);
8672 +}
8673 +
8674 +
8675 +/*
8676 + * Write the users data to our framebuffer, and then trigger a psuedo DMA
8677 + */
8678 +static ssize_t s1d15605_write(struct file *file, const char *buf,
8679 + size_t count, loff_t *ppos)
8680 +{
8681 + unsigned long p = *ppos;
8682 + struct inode *inode = file->f_dentry->d_inode;
8683 + int fbidx = iminor(inode);
8684 + struct fb_info *info = registered_fb[fbidx];
8685 + int err;
8686 +
8687 + if (p > info->fix.smem_len)
8688 + return -ENOSPC;
8689 + if (count >= info->fix.smem_len)
8690 + count = info->fix.smem_len;
8691 + err = 0;
8692 + if (count + p > info->fix.smem_len) {
8693 + count = info->fix.smem_len - p;
8694 + err = -ENOSPC;
8695 + }
8696 + if (count) {
8697 + char *base_addr;
8698 +
8699 + base_addr = info->screen_base;
8700 + count -= copy_from_user(base_addr+p, buf, count);
8701 + *ppos += count;
8702 + err = -EFAULT;
8703 + }
8704 +
8705 + s1d15605_update(info);
8706 +
8707 + if (count)
8708 + return count;
8709 +
8710 + return err;
8711 +}
8712 +
8713 +#ifdef USE_PRIVATE_VMA_FXS
8714 +static void s1d15605_vma_open(struct vm_area_struct *vma)
8715 +{
8716 + // FIXME - store stats in the device data via vm_private_data
8717 +}
8718 +
8719 +
8720 +static void s1d15605_vma_close(struct vm_area_struct *vma)
8721 +{
8722 + // FIXME - store stats in the device data via vm_private_data
8723 +}
8724 +
8725 +
8726 +static struct page *s1d15605_vma_nopage(struct vm_area_struct *vma,
8727 + unsigned long address, int *type)
8728 +{
8729 + struct page *page;
8730 + struct fb_info *info = vma->vm_private_data;
8731 +
8732 + page = virt_to_page(info->screen_base);
8733 + get_page(page);
8734 +
8735 + // FIXME - now someone has a link to our page, start periodically blitting
8736 + // latest updates to the actual device.
8737 +
8738 + return page;
8739 +}
8740 +
8741 +
8742 +static struct vm_operations_struct s1d15605_vm_ops = {
8743 + .open = s1d15605_vma_open,
8744 + .close = s1d15605_vma_close,
8745 + .nopage = s1d15605_vma_nopage
8746 +};
8747 +
8748 +
8749 +/* We don't do much here - because we have special vm_ops */
8750 +static int s1d15605_mmap(struct fb_info *info, struct vm_area_struct *vma)
8751 +{
8752 + vma->vm_ops = &s1d15605_vm_ops;
8753 + vma->vm_flags |= VM_RESERVED;
8754 + vma->vm_private_data = info;
8755 + s1d15605_vma_open(vma);
8756 +
8757 + return 0;
8758 +}
8759 +#endif /* USE_PRIVATE_VMA_FXS */
8760 +
8761 +
8762 +static struct fb_ops s1d15605fb_ops = {
8763 + .owner = THIS_MODULE,
8764 + .fb_check_var = s1d15605_check_var,
8765 + .fb_set_par = s1d15605_set_par,
8766 + .fb_setcolreg = s1d15605_setcolreg,
8767 + .fb_blank = s1d15605_blank,
8768 +// .fb_pan_display = s1d15605_pan_display,
8769 + .fb_fillrect = s1d15605_fillrect,
8770 + .fb_copyarea = s1d15605_copyarea,
8771 + .fb_imageblit = s1d15605_imageblit,
8772 + .fb_write = s1d15605_write,
8773 +#ifdef USE_PRIVATE_VMA_FXS
8774 + .fb_mmap = s1d15605_mmap,
8775 +#endif
8776 +};
8777 +
8778 +
8779 +static void s1d15605_device_init(struct s1d15605fb_info *sinfo) {
8780 +
8781 + char value;
8782 +
8783 + /* release the reset line by reading the device - proto hardware */
8784 + value = READ_COMMAND;
8785 + value = READ_COMMAND;
8786 +
8787 +#ifdef CONFIG_MACH_KB9200
8788 + /* new boards have dedicated reset line */
8789 + gpio_set_value(sinfo->reset_pin, 1);
8790 +#endif
8791 +
8792 + /* initialize the device within 5ms */
8793 + WRITE_COMMAND(RESET_DISPLAY);
8794 + WRITE_COMMAND(LCD_BIAS_1_9);
8795 + WRITE_COMMAND(ADC_SELECT_REVERSE);
8796 + WRITE_COMMAND(COMMON_OUTPUT_NORMAL);
8797 + WRITE_COMMAND(V5_RESISTOR_RATIO);
8798 + WRITE_COMMAND(ELECTRONIC_VOLUME_SET);
8799 + WRITE_COMMAND(ELECTRONIC_VOLUME_INIT);
8800 + WRITE_COMMAND(POWER_CONTROL_SET | VOLTAGE_REGULATOR | VOLTAGE_FOLLOWER | BOOSTER_CIRCUIT);
8801 + WRITE_COMMAND(DISPLAY_ON);
8802 +
8803 + WRITE_COMMAND(RESISTOR_RATIO_START + 4);
8804 + WRITE_COMMAND(ELECTRONIC_VOLUME_SET);
8805 + WRITE_COMMAND(0x33);
8806 +}
8807 +
8808 +
8809 +static int s1d15605fb_probe(struct platform_device *pdev)
8810 +{
8811 + struct device *dev = &pdev->dev;
8812 + struct fb_info *info;
8813 + struct s1d15605fb_info *sinfo;
8814 + int ret;
8815 +
8816 + MSG("%s\n", __func__);
8817 +
8818 + if (!(info = framebuffer_alloc(sizeof(struct s1d15605fb_info), dev))) {
8819 + dev_err(dev, "Cannot allocate framebuffer struct\n");
8820 + return -ENOMEM;
8821 + }
8822 +
8823 + sinfo = info->par;
8824 + sinfo->info = info;
8825 + sinfo->pdev = pdev;
8826 +
8827 + if (pdev->num_resources < 2) {
8828 + dev_err(dev, "Resources unusable\n");
8829 + ret = -ENODEV;
8830 + goto free_info;
8831 + }
8832 +
8833 + info->fbops = &s1d15605fb_ops;
8834 + strcpy(info->fix.id, pdev->name);
8835 +
8836 + info->fix.mmio_start = pdev->resource[0].start;
8837 + info->fix.mmio_len = pdev->resource[0].end - pdev->resource[0].start + 1;
8838 + sinfo->reset_pin = pdev->resource[1].start;
8839 +
8840 + ret = s1d15605fb_resize_framebuffer(sinfo);
8841 + if (ret < 0) {
8842 + dev_err(dev, "Cannot resize framebuffer: %d\n", ret);
8843 + goto free_fb;
8844 + }
8845 +
8846 + if (!request_mem_region(info->fix.mmio_start,
8847 + info->fix.mmio_len, pdev->name)) {
8848 + ret = -EBUSY;
8849 + goto free_fb;
8850 + }
8851 +
8852 + sinfo->mmio = ioremap(info->fix.mmio_start, info->fix.mmio_len);
8853 + if (!sinfo->mmio) {
8854 + dev_err(dev, "Cannot map LCD memory region\n");
8855 + goto release_mem;
8856 + }
8857 +
8858 + s1d15605_device_init(sinfo);
8859 +
8860 + ret = fb_find_mode(&info->var, info, NULL, NULL, 0, NULL, 1);
8861 +
8862 + if (!ret || (ret == 4))
8863 + info->var = s1d15605_default;
8864 +
8865 + info->fix = s1d15605_fix;
8866 + info->flags = FBINFO_FLAG_DEFAULT |
8867 +/* FBINFO_HWACCEL_YPAN | */
8868 + FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_COPYAREA;
8869 +
8870 + ret = register_framebuffer(info);
8871 + if (ret < 0) {
8872 + dev_err(dev, "Failed to register framebuffer device: %d\n", ret);
8873 + goto unmap_mmio;
8874 + }
8875 +
8876 + dev_set_drvdata(dev, info);
8877 +
8878 + memset(info->screen_base, 0, info->fix.smem_len);
8879 + info->var.activate |= FB_ACTIVATE_NOW;
8880 + ret = fb_set_var(info, &info->var);
8881 + if (ret) {
8882 + dev_warn(dev, "Unable to set display parameters\n");
8883 + }
8884 +
8885 + info->var.activate &= ~(FB_ACTIVATE_FORCE | FB_ACTIVATE_NOW);
8886 +
8887 + dev_dbg(dev, "%s SUCCESS\n", __func__);
8888 +
8889 + dev_info(dev, "Driver $Revision: 1.1 $\n");
8890 +
8891 + return 0;
8892 +
8893 +unmap_mmio:
8894 + iounmap(sinfo->mmio);
8895 +release_mem:
8896 + release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
8897 +free_fb:
8898 + kfree(info->screen_base);
8899 +
8900 +free_info:
8901 + framebuffer_release(info);
8902 +
8903 + dev_dbg(dev, "%s FAILED\n", __func__);
8904 + return ret;
8905 +}
8906 +
8907 +
8908 +static int s1d15605fb_remove(struct platform_device *pdev)
8909 +{
8910 + struct device *dev = &pdev->dev;
8911 + struct fb_info *info = dev_get_drvdata(dev);
8912 + struct s1d15605fb_info *sinfo = info->par;
8913 +
8914 + if (!sinfo)
8915 + return 0;
8916 +
8917 + unregister_framebuffer(info);
8918 +
8919 + iounmap(sinfo->mmio);
8920 + release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
8921 +
8922 + kfree(info->screen_base);
8923 +
8924 + dev_set_drvdata(dev, NULL);
8925 + framebuffer_release(info);
8926 + return 0;
8927 +}
8928 +
8929 +
8930 +static struct platform_driver s1d15605fb_driver = {
8931 + .probe = s1d15605fb_probe,
8932 + .remove = s1d15605fb_remove,
8933 + .driver = {
8934 + .name = "s1d15605fb",
8935 + .owner = THIS_MODULE,
8936 + },
8937 +};
8938 +
8939 +
8940 +static int __init s1d15605fb_init(void)
8941 +{
8942 + return platform_driver_register(&s1d15605fb_driver);
8943 +}
8944 +
8945 +
8946 +static void __exit s1d15605fb_exit(void)
8947 +{
8948 + platform_driver_unregister(&s1d15605fb_driver);
8949 +}
8950 +
8951 +
8952 +module_init(s1d15605fb_init);
8953 +module_exit(s1d15605fb_exit);
8954 +
8955 +
8956 +MODULE_AUTHOR("KwikByte");
8957 +MODULE_DESCRIPTION("Epson S1D15605 LCD Controller framebuffer driver");
8958 +MODULE_LICENSE("GPL");
8959 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91_adc.h
8960 ===================================================================
8961 --- /dev/null
8962 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91_adc.h
8963 @@ -0,0 +1,61 @@
8964 +/*
8965 + * include/asm-arm/arch-at91/at91_adc.h
8966 + *
8967 + * Copyright (C) SAN People
8968 + *
8969 + * Analog-to-Digital Converter (ADC) registers.
8970 + * Based on AT91SAM9260 datasheet revision D.
8971 + *
8972 + * This program is free software; you can redistribute it and/or modify
8973 + * it under the terms of the GNU General Public License as published by
8974 + * the Free Software Foundation; either version 2 of the License, or
8975 + * (at your option) any later version.
8976 + */
8977 +
8978 +#ifndef AT91_ADC_H
8979 +#define AT91_ADC_H
8980 +
8981 +#define AT91_ADC_CR 0x00 /* Control Register */
8982 +#define AT91_ADC_SWRST (1 << 0) /* Software Reset */
8983 +#define AT91_ADC_START (1 << 1) /* Start Conversion */
8984 +
8985 +#define AT91_ADC_MR 0x04 /* Mode Register */
8986 +#define AT91_ADC_TRGEN (1 << 0) /* Trigger Enable */
8987 +#define AT91_ADC_TRGSEL (7 << 1) /* Trigger Selection */
8988 +#define AT91_ADC_TRGSEL_TC0 (0 << 1)
8989 +#define AT91_ADC_TRGSEL_TC1 (1 << 1)
8990 +#define AT91_ADC_TRGSEL_TC2 (2 << 1)
8991 +#define AT91_ADC_TRGSEL_EXTERNAL (6 << 1)
8992 +#define AT91_ADC_LOWRES (1 << 4) /* Low Resolution */
8993 +#define AT91_ADC_SLEEP (1 << 5) /* Sleep Mode */
8994 +#define AT91_ADC_PRESCAL (0x3f << 8) /* Prescalar Rate Selection */
8995 +#define AT91_ADC_PRESCAL_(x) ((x) << 8)
8996 +#define AT91_ADC_STARTUP (0x1f << 16) /* Startup Up Time */
8997 +#define AT91_ADC_STARTUP_(x) ((x) << 16)
8998 +#define AT91_ADC_SHTIM (0xf << 24) /* Sample & Hold Time */
8999 +#define AT91_ADC_SHTIM_(x) ((x) << 24)
9000 +
9001 +#define AT91_ADC_CHER 0x10 /* Channel Enable Register */
9002 +#define AT91_ADC_CHDR 0x14 /* Channel Disable Register */
9003 +#define AT91_ADC_CHSR 0x18 /* Channel Status Register */
9004 +#define AT91_ADC_CH(n) (1 << (n)) /* Channel Number */
9005 +
9006 +#define AT91_ADC_SR 0x1C /* Status Register */
9007 +#define AT91_ADC_EOC(n) (1 << (n)) /* End of Conversion on Channel N */
9008 +#define AT91_ADC_OVRE(n) (1 << ((n) + 8))/* Overrun Error on Channel N */
9009 +#define AT91_ADC_DRDY (1 << 16) /* Data Ready */
9010 +#define AT91_ADC_GOVRE (1 << 17) /* General Overrun Error */
9011 +#define AT91_ADC_ENDRX (1 << 18) /* End of RX Buffer */
9012 +#define AT91_ADC_RXFUFF (1 << 19) /* RX Buffer Full */
9013 +
9014 +#define AT91_ADC_LCDR 0x20 /* Last Converted Data Register */
9015 +#define AT91_ADC_LDATA (0x3ff)
9016 +
9017 +#define AT91_ADC_IER 0x24 /* Interrupt Enable Register */
9018 +#define AT91_ADC_IDR 0x28 /* Interrupt Disable Register */
9019 +#define AT91_ADC_IMR 0x2C /* Interrupt Mask Register */
9020 +
9021 +#define AT91_ADC_CHR(n) (0x30 + ((n) * 4) /* Channel Data Register N */
9022 +#define AT91_ADC_DATA (0x3ff)
9023 +
9024 +#endif
9025 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91_mci.h
9026 ===================================================================
9027 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91_mci.h
9028 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91_mci.h
9029 @@ -26,6 +26,9 @@
9030 #define AT91_MCI_MR 0x04 /* Mode Register */
9031 #define AT91_MCI_CLKDIV (0xff << 0) /* Clock Divider */
9032 #define AT91_MCI_PWSDIV (7 << 8) /* Power Saving Divider */
9033 +#define AT91_MCI_RDPROOF (1 << 11) /* Read Proof Enable [SAM926[03] only] */
9034 +#define AT91_MCI_WRPROOF (1 << 12) /* Write Proof Enable [SAM926[03] only] */
9035 +#define AT91_MCI_PDCFBYTE (1 << 13) /* PDC Force Byte Transfer [SAM926[03] only] */
9036 #define AT91_MCI_PDCPADV (1 << 14) /* PDC Padding Value */
9037 #define AT91_MCI_PDCMODE (1 << 15) /* PDC-orientated Mode */
9038 #define AT91_MCI_BLKLEN (0xfff << 18) /* Data Block Length */
9039 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91_pmc.h
9040 ===================================================================
9041 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91_pmc.h
9042 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91_pmc.h
9043 @@ -37,7 +37,9 @@
9044 #define AT91_PMC_PCDR (AT91_PMC + 0x14) /* Peripheral Clock Disable Register */
9045 #define AT91_PMC_PCSR (AT91_PMC + 0x18) /* Peripheral Clock Status Register */
9046
9047 -#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register */
9048 +#define AT91_CKGR_UCKR (AT91_PMC + 0x1C) /* UTMI Clock Register [SAM9RL only] */
9049 +
9050 +#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register [not on SAM9RL] */
9051 #define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
9052 #define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass [AT91SAM926x only] */
9053 #define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
9054 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91rm9200.h
9055 ===================================================================
9056 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91rm9200.h
9057 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91rm9200.h
9058 @@ -107,185 +107,4 @@
9059 #define AT91RM9200_UHP_BASE 0x00300000 /* USB Host controller */
9060
9061
9062 -#if 0
9063 -/*
9064 - * PIO pin definitions (peripheral A/B multiplexing).
9065 - */
9066 -#define AT91_PA0_MISO (1 << 0) /* A: SPI Master-In Slave-Out */
9067 -#define AT91_PA0_PCK3 (1 << 0) /* B: PMC Programmable Clock Output 3 */
9068 -#define AT91_PA1_MOSI (1 << 1) /* A: SPI Master-Out Slave-In */
9069 -#define AT91_PA1_PCK0 (1 << 1) /* B: PMC Programmable Clock Output 0 */
9070 -#define AT91_PA2_SPCK (1 << 2) /* A: SPI Serial Clock */
9071 -#define AT91_PA2_IRQ4 (1 << 2) /* B: External Interrupt 4 */
9072 -#define AT91_PA3_NPCS0 (1 << 3) /* A: SPI Peripheral Chip Select 0 */
9073 -#define AT91_PA3_IRQ5 (1 << 3) /* B: External Interrupt 5 */
9074 -#define AT91_PA4_NPCS1 (1 << 4) /* A: SPI Peripheral Chip Select 1 */
9075 -#define AT91_PA4_PCK1 (1 << 4) /* B: PMC Programmable Clock Output 1 */
9076 -#define AT91_PA5_NPCS2 (1 << 5) /* A: SPI Peripheral Chip Select 2 */
9077 -#define AT91_PA5_TXD3 (1 << 5) /* B: USART Transmit Data 3 */
9078 -#define AT91_PA6_NPCS3 (1 << 6) /* A: SPI Peripheral Chip Select 3 */
9079 -#define AT91_PA6_RXD3 (1 << 6) /* B: USART Receive Data 3 */
9080 -#define AT91_PA7_ETXCK_EREFCK (1 << 7) /* A: Ethernet Reference Clock / Transmit Clock */
9081 -#define AT91_PA7_PCK2 (1 << 7) /* B: PMC Programmable Clock Output 2 */
9082 -#define AT91_PA8_ETXEN (1 << 8) /* A: Ethernet Transmit Enable */
9083 -#define AT91_PA8_MCCDB (1 << 8) /* B: MMC Multimedia Card B Command */
9084 -#define AT91_PA9_ETX0 (1 << 9) /* A: Ethernet Transmit Data 0 */
9085 -#define AT91_PA9_MCDB0 (1 << 9) /* B: MMC Multimedia Card B Data 0 */
9086 -#define AT91_PA10_ETX1 (1 << 10) /* A: Ethernet Transmit Data 1 */
9087 -#define AT91_PA10_MCDB1 (1 << 10) /* B: MMC Multimedia Card B Data 1 */
9088 -#define AT91_PA11_ECRS_ECRSDV (1 << 11) /* A: Ethernet Carrier Sense / Data Valid */
9089 -#define AT91_PA11_MCDB2 (1 << 11) /* B: MMC Multimedia Card B Data 2 */
9090 -#define AT91_PA12_ERX0 (1 << 12) /* A: Ethernet Receive Data 0 */
9091 -#define AT91_PA12_MCDB3 (1 << 12) /* B: MMC Multimedia Card B Data 3 */
9092 -#define AT91_PA13_ERX1 (1 << 13) /* A: Ethernet Receive Data 1 */
9093 -#define AT91_PA13_TCLK0 (1 << 13) /* B: TC External Clock Input 0 */
9094 -#define AT91_PA14_ERXER (1 << 14) /* A: Ethernet Receive Error */
9095 -#define AT91_PA14_TCLK1 (1 << 14) /* B: TC External Clock Input 1 */
9096 -#define AT91_PA15_EMDC (1 << 15) /* A: Ethernet Management Data Clock */
9097 -#define AT91_PA15_TCLK2 (1 << 15) /* B: TC External Clock Input 2 */
9098 -#define AT91_PA16_EMDIO (1 << 16) /* A: Ethernet Management Data I/O */
9099 -#define AT91_PA16_IRQ6 (1 << 16) /* B: External Interrupt 6 */
9100 -#define AT91_PA17_TXD0 (1 << 17) /* A: USART Transmit Data 0 */
9101 -#define AT91_PA17_TIOA0 (1 << 17) /* B: TC I/O Line A 0 */
9102 -#define AT91_PA18_RXD0 (1 << 18) /* A: USART Receive Data 0 */
9103 -#define AT91_PA18_TIOB0 (1 << 18) /* B: TC I/O Line B 0 */
9104 -#define AT91_PA19_SCK0 (1 << 19) /* A: USART Serial Clock 0 */
9105 -#define AT91_PA19_TIOA1 (1 << 19) /* B: TC I/O Line A 1 */
9106 -#define AT91_PA20_CTS0 (1 << 20) /* A: USART Clear To Send 0 */
9107 -#define AT91_PA20_TIOB1 (1 << 20) /* B: TC I/O Line B 1 */
9108 -#define AT91_PA21_RTS0 (1 << 21) /* A: USART Ready To Send 0 */
9109 -#define AT91_PA21_TIOA2 (1 << 21) /* B: TC I/O Line A 2 */
9110 -#define AT91_PA22_RXD2 (1 << 22) /* A: USART Receive Data 2 */
9111 -#define AT91_PA22_TIOB2 (1 << 22) /* B: TC I/O Line B 2 */
9112 -#define AT91_PA23_TXD2 (1 << 23) /* A: USART Transmit Data 2 */
9113 -#define AT91_PA23_IRQ3 (1 << 23) /* B: External Interrupt 3 */
9114 -#define AT91_PA24_SCK2 (1 << 24) /* A: USART Serial Clock 2 */
9115 -#define AT91_PA24_PCK1 (1 << 24) /* B: PMC Programmable Clock Output 1 */
9116 -#define AT91_PA25_TWD (1 << 25) /* A: TWI Two-wire Serial Data */
9117 -#define AT91_PA25_IRQ2 (1 << 25) /* B: External Interrupt 2 */
9118 -#define AT91_PA26_TWCK (1 << 26) /* A: TWI Two-wire Serial Clock */
9119 -#define AT91_PA26_IRQ1 (1 << 26) /* B: External Interrupt 1 */
9120 -#define AT91_PA27_MCCK (1 << 27) /* A: MMC Multimedia Card Clock */
9121 -#define AT91_PA27_TCLK3 (1 << 27) /* B: TC External Clock Input 3 */
9122 -#define AT91_PA28_MCCDA (1 << 28) /* A: MMC Multimedia Card A Command */
9123 -#define AT91_PA28_TCLK4 (1 << 28) /* B: TC External Clock Input 4 */
9124 -#define AT91_PA29_MCDA0 (1 << 29) /* A: MMC Multimedia Card A Data 0 */
9125 -#define AT91_PA29_TCLK5 (1 << 29) /* B: TC External Clock Input 5 */
9126 -#define AT91_PA30_DRXD (1 << 30) /* A: DBGU Receive Data */
9127 -#define AT91_PA30_CTS2 (1 << 30) /* B: USART Clear To Send 2 */
9128 -#define AT91_PA31_DTXD (1 << 31) /* A: DBGU Transmit Data */
9129 -#define AT91_PA31_RTS2 (1 << 31) /* B: USART Ready To Send 2 */
9130 -
9131 -#define AT91_PB0_TF0 (1 << 0) /* A: SSC Transmit Frame Sync 0 */
9132 -#define AT91_PB0_RTS3 (1 << 0) /* B: USART Ready To Send 3 */
9133 -#define AT91_PB1_TK0 (1 << 1) /* A: SSC Transmit Clock 0 */
9134 -#define AT91_PB1_CTS3 (1 << 1) /* B: USART Clear To Send 3 */
9135 -#define AT91_PB2_TD0 (1 << 2) /* A: SSC Transmit Data 0 */
9136 -#define AT91_PB2_SCK3 (1 << 2) /* B: USART Serial Clock 3 */
9137 -#define AT91_PB3_RD0 (1 << 3) /* A: SSC Receive Data 0 */
9138 -#define AT91_PB3_MCDA1 (1 << 3) /* B: MMC Multimedia Card A Data 1 */
9139 -#define AT91_PB4_RK0 (1 << 4) /* A: SSC Receive Clock 0 */
9140 -#define AT91_PB4_MCDA2 (1 << 4) /* B: MMC Multimedia Card A Data 2 */
9141 -#define AT91_PB5_RF0 (1 << 5) /* A: SSC Receive Frame Sync 0 */
9142 -#define AT91_PB5_MCDA3 (1 << 5) /* B: MMC Multimedia Card A Data 3 */
9143 -#define AT91_PB6_TF1 (1 << 6) /* A: SSC Transmit Frame Sync 1 */
9144 -#define AT91_PB6_TIOA3 (1 << 6) /* B: TC I/O Line A 3 */
9145 -#define AT91_PB7_TK1 (1 << 7) /* A: SSC Transmit Clock 1 */
9146 -#define AT91_PB7_TIOB3 (1 << 7) /* B: TC I/O Line B 3 */
9147 -#define AT91_PB8_TD1 (1 << 8) /* A: SSC Transmit Data 1 */
9148 -#define AT91_PB8_TIOA4 (1 << 8) /* B: TC I/O Line A 4 */
9149 -#define AT91_PB9_RD1 (1 << 9) /* A: SSC Receive Data 1 */
9150 -#define AT91_PB9_TIOB4 (1 << 9) /* B: TC I/O Line B 4 */
9151 -#define AT91_PB10_RK1 (1 << 10) /* A: SSC Receive Clock 1 */
9152 -#define AT91_PB10_TIOA5 (1 << 10) /* B: TC I/O Line A 5 */
9153 -#define AT91_PB11_RF1 (1 << 11) /* A: SSC Receive Frame Sync 1 */
9154 -#define AT91_PB11_TIOB5 (1 << 11) /* B: TC I/O Line B 5 */
9155 -#define AT91_PB12_TF2 (1 << 12) /* A: SSC Transmit Frame Sync 2 */
9156 -#define AT91_PB12_ETX2 (1 << 12) /* B: Ethernet Transmit Data 2 */
9157 -#define AT91_PB13_TK2 (1 << 13) /* A: SSC Transmit Clock 3 */
9158 -#define AT91_PB13_ETX3 (1 << 13) /* B: Ethernet Transmit Data 3 */
9159 -#define AT91_PB14_TD2 (1 << 14) /* A: SSC Transmit Data 2 */
9160 -#define AT91_PB14_ETXER (1 << 14) /* B: Ethernet Transmit Coding Error */
9161 -#define AT91_PB15_RD2 (1 << 15) /* A: SSC Receive Data 2 */
9162 -#define AT91_PB15_ERX2 (1 << 15) /* B: Ethernet Receive Data 2 */
9163 -#define AT91_PB16_RK2 (1 << 16) /* A: SSC Receive Clock 2 */
9164 -#define AT91_PB16_ERX3 (1 << 16) /* B: Ethernet Receive Data 3 */
9165 -#define AT91_PB17_RF2 (1 << 17) /* A: SSC Receive Frame Sync 2 */
9166 -#define AT91_PB17_ERXDV (1 << 17) /* B: Ethernet Receive Data Valid */
9167 -#define AT91_PB18_RI1 (1 << 18) /* A: USART Ring Indicator 1 */
9168 -#define AT91_PB18_ECOL (1 << 18) /* B: Ethernet Collision Detected */
9169 -#define AT91_PB19_DTR1 (1 << 19) /* A: USART Data Terminal Ready 1 */
9170 -#define AT91_PB19_ERXCK (1 << 19) /* B: Ethernet Receive Clock */
9171 -#define AT91_PB20_TXD1 (1 << 20) /* A: USART Transmit Data 1 */
9172 -#define AT91_PB21_RXD1 (1 << 21) /* A: USART Receive Data 1 */
9173 -#define AT91_PB22_SCK1 (1 << 22) /* A: USART Serial Clock 1 */
9174 -#define AT91_PB23_DCD1 (1 << 23) /* A: USART Data Carrier Detect 1 */
9175 -#define AT91_PB24_CTS1 (1 << 24) /* A: USART Clear To Send 1 */
9176 -#define AT91_PB25_DSR1 (1 << 25) /* A: USART Data Set Ready 1 */
9177 -#define AT91_PB25_EF100 (1 << 25) /* B: Ethernet Force 100 Mbit */
9178 -#define AT91_PB26_RTS1 (1 << 26) /* A: USART Ready To Send 1 */
9179 -#define AT91_PB27_PCK0 (1 << 27) /* B: PMC Programmable Clock Output 0 */
9180 -#define AT91_PB28_FIQ (1 << 28) /* A: Fast Interrupt */
9181 -#define AT91_PB29_IRQ0 (1 << 29) /* A: External Interrupt 0 */
9182 -
9183 -#define AT91_PC0_BFCK (1 << 0) /* A: Burst Flash Clock */
9184 -#define AT91_PC1_BFRDY_SMOE (1 << 1) /* A: Burst Flash Ready / SmartMedia Output Enable */
9185 -#define AT91_PC2_BFAVD (1 << 2) /* A: Burst Flash Address Valid */
9186 -#define AT91_PC3_BFBAA_SMWE (1 << 3) /* A: Burst Flash Address Advance / SmartMedia Write Enable */
9187 -#define AT91_PC4_BFOE (1 << 4) /* A: Burst Flash Output Enable */
9188 -#define AT91_PC5_BFWE (1 << 5) /* A: Burst Flash Write Enable */
9189 -#define AT91_PC6_NWAIT (1 << 6) /* A: SMC Wait Signal */
9190 -#define AT91_PC7_A23 (1 << 7) /* A: Address Bus 23 */
9191 -#define AT91_PC8_A24 (1 << 8) /* A: Address Bus 24 */
9192 -#define AT91_PC9_A25_CFRNW (1 << 9) /* A: Address Bus 25 / Compact Flash Read Not Write */
9193 -#define AT91_PC10_NCS4_CFCS (1 << 10) /* A: SMC Chip Select 4 / Compact Flash Chip Select */
9194 -#define AT91_PC11_NCS5_CFCE1 (1 << 11) /* A: SMC Chip Select 5 / Compact Flash Chip Enable 1 */
9195 -#define AT91_PC12_NCS6_CFCE2 (1 << 12) /* A: SMC Chip Select 6 / Compact Flash Chip Enable 2 */
9196 -#define AT91_PC13_NCS7 (1 << 13) /* A: Chip Select 7 */
9197 -
9198 -#define AT91_PD0_ETX0 (1 << 0) /* A: Ethernet Transmit Data 0 */
9199 -#define AT91_PD1_ETX1 (1 << 1) /* A: Ethernet Transmit Data 1 */
9200 -#define AT91_PD2_ETX2 (1 << 2) /* A: Ethernet Transmit Data 2 */
9201 -#define AT91_PD3_ETX3 (1 << 3) /* A: Ethernet Transmit Data 3 */
9202 -#define AT91_PD4_ETXEN (1 << 4) /* A: Ethernet Transmit Enable */
9203 -#define AT91_PD5_ETXER (1 << 5) /* A: Ethernet Transmit Coding Error */
9204 -#define AT91_PD6_DTXD (1 << 6) /* A: DBGU Transmit Data */
9205 -#define AT91_PD7_PCK0 (1 << 7) /* A: PMC Programmable Clock Output 0 */
9206 -#define AT91_PD7_TSYNC (1 << 7) /* B: ETM Trace Synchronization Signal */
9207 -#define AT91_PD8_PCK1 (1 << 8) /* A: PMC Programmable Clock Output 1 */
9208 -#define AT91_PD8_TCLK (1 << 8) /* B: ETM Trace Clock */
9209 -#define AT91_PD9_PCK2 (1 << 9) /* A: PMC Programmable Clock Output 2 */
9210 -#define AT91_PD9_TPS0 (1 << 9) /* B: ETM Trace ARM Pipeline Status 0 */
9211 -#define AT91_PD10_PCK3 (1 << 10) /* A: PMC Programmable Clock Output 3 */
9212 -#define AT91_PD10_TPS1 (1 << 10) /* B: ETM Trace ARM Pipeline Status 1 */
9213 -#define AT91_PD11_TPS2 (1 << 11) /* B: ETM Trace ARM Pipeline Status 2 */
9214 -#define AT91_PD12_TPK0 (1 << 12) /* B: ETM Trace Packet Port 0 */
9215 -#define AT91_PD13_TPK1 (1 << 13) /* B: ETM Trace Packet Port 1 */
9216 -#define AT91_PD14_TPK2 (1 << 14) /* B: ETM Trace Packet Port 2 */
9217 -#define AT91_PD15_TD0 (1 << 15) /* A: SSC Transmit Data 0 */
9218 -#define AT91_PD15_TPK3 (1 << 15) /* B: ETM Trace Packet Port 3 */
9219 -#define AT91_PD16_TD1 (1 << 16) /* A: SSC Transmit Data 1 */
9220 -#define AT91_PD16_TPK4 (1 << 16) /* B: ETM Trace Packet Port 4 */
9221 -#define AT91_PD17_TD2 (1 << 17) /* A: SSC Transmit Data 2 */
9222 -#define AT91_PD17_TPK5 (1 << 17) /* B: ETM Trace Packet Port 5 */
9223 -#define AT91_PD18_NPCS1 (1 << 18) /* A: SPI Peripheral Chip Select 1 */
9224 -#define AT91_PD18_TPK6 (1 << 18) /* B: ETM Trace Packet Port 6 */
9225 -#define AT91_PD19_NPCS2 (1 << 19) /* A: SPI Peripheral Chip Select 2 */
9226 -#define AT91_PD19_TPK7 (1 << 19) /* B: ETM Trace Packet Port 7 */
9227 -#define AT91_PD20_NPCS3 (1 << 20) /* A: SPI Peripheral Chip Select 3 */
9228 -#define AT91_PD20_TPK8 (1 << 20) /* B: ETM Trace Packet Port 8 */
9229 -#define AT91_PD21_RTS0 (1 << 21) /* A: USART Ready To Send 0 */
9230 -#define AT91_PD21_TPK9 (1 << 21) /* B: ETM Trace Packet Port 9 */
9231 -#define AT91_PD22_RTS1 (1 << 22) /* A: USART Ready To Send 1 */
9232 -#define AT91_PD22_TPK10 (1 << 22) /* B: ETM Trace Packet Port 10 */
9233 -#define AT91_PD23_RTS2 (1 << 23) /* A: USART Ready To Send 2 */
9234 -#define AT91_PD23_TPK11 (1 << 23) /* B: ETM Trace Packet Port 11 */
9235 -#define AT91_PD24_RTS3 (1 << 24) /* A: USART Ready To Send 3 */
9236 -#define AT91_PD24_TPK12 (1 << 24) /* B: ETM Trace Packet Port 12 */
9237 -#define AT91_PD25_DTR1 (1 << 25) /* A: USART Data Terminal Ready 1 */
9238 -#define AT91_PD25_TPK13 (1 << 25) /* B: ETM Trace Packet Port 13 */
9239 -#define AT91_PD26_TPK14 (1 << 26) /* B: ETM Trace Packet Port 14 */
9240 -#define AT91_PD27_TPK15 (1 << 27) /* B: ETM Trace Packet Port 15 */
9241 -#endif
9242 -
9243 #endif
9244 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260.h
9245 ===================================================================
9246 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9260.h
9247 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260.h
9248 @@ -117,13 +117,4 @@
9249 #define AT91SAM9XE_SRAM_BASE 0x00300000 /* Internal SRAM base address */
9250
9251
9252 -#if 0
9253 -/*
9254 - * PIO pin definitions (peripheral A/B multiplexing).
9255 - */
9256 -
9257 -// TODO: Add
9258 -
9259 -#endif
9260 -
9261 #endif
9262 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260_matrix.h
9263 ===================================================================
9264 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9260_matrix.h
9265 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260_matrix.h
9266 @@ -67,7 +67,7 @@
9267 #define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */
9268 #define AT91_MATRIX_CS4A_SMC (0 << 4)
9269 #define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4)
9270 -#define AT91_MATRIX_CS5A (1 << 5 ) /* Chip Select 5 Assignment */
9271 +#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */
9272 #define AT91_MATRIX_CS5A_SMC (0 << 5)
9273 #define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
9274 #define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
9275 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9261.h
9276 ===================================================================
9277 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9261.h
9278 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9261.h
9279 @@ -98,195 +98,4 @@
9280 #define AT91SAM9261_LCDC_BASE 0x00600000 /* LDC controller */
9281
9282
9283 -#if 0
9284 -/*
9285 - * PIO pin definitions (peripheral A/B multiplexing).
9286 - */
9287 -#define AT91_PA0_SPI0_MISO (1 << 0) /* A: SPI0 Master In Slave */
9288 -#define AT91_PA0_MCDA0 (1 << 0) /* B: Multimedia Card A Data 0 */
9289 -#define AT91_PA1_SPI0_MOSI (1 << 1) /* A: SPI0 Master Out Slave */
9290 -#define AT91_PA1_MCCDA (1 << 1) /* B: Multimedia Card A Command */
9291 -#define AT91_PA2_SPI0_SPCK (1 << 2) /* A: SPI0 Serial Clock */
9292 -#define AT91_PA2_MCCK (1 << 2) /* B: Multimedia Card Clock */
9293 -#define AT91_PA3_SPI0_NPCS0 (1 << 3) /* A: SPI0 Peripheral Chip Select 0 */
9294 -#define AT91_PA4_SPI0_NPCS1 (1 << 4) /* A: SPI0 Peripheral Chip Select 1 */
9295 -#define AT91_PA4_MCDA1 (1 << 4) /* B: Multimedia Card A Data 1 */
9296 -#define AT91_PA5_SPI0_NPCS2 (1 << 5) /* A: SPI0 Peripheral Chip Select 2 */
9297 -#define AT91_PA5_MCDA2 (1 << 5) /* B: Multimedia Card A Data 2 */
9298 -#define AT91_PA6_SPI0_NPCS3 (1 << 6) /* A: SPI0 Peripheral Chip Select 3 */
9299 -#define AT91_PA6_MCDA3 (1 << 6) /* B: Multimedia Card A Data 3 */
9300 -#define AT91_PA7_TWD (1 << 7) /* A: TWI Two-wire Serial Data */
9301 -#define AT91_PA7_PCK0 (1 << 7) /* B: PMC Programmable clock Output 0 */
9302 -#define AT91_PA8_TWCK (1 << 8) /* A: TWI Two-wire Serial Clock */
9303 -#define AT91_PA8_PCK1 (1 << 8) /* B: PMC Programmable clock Output 1 */
9304 -#define AT91_PA9_DRXD (1 << 9) /* A: DBGU Debug Receive Data */
9305 -#define AT91_PA9_PCK2 (1 << 9) /* B: PMC Programmable clock Output 2 */
9306 -#define AT91_PA10_DTXD (1 << 10) /* A: DBGU Debug Transmit Data */
9307 -#define AT91_PA10_PCK3 (1 << 10) /* B: PMC Programmable clock Output 3 */
9308 -#define AT91_PA11_TSYNC (1 << 11) /* A: Trace Synchronization Signal */
9309 -#define AT91_PA11_SCK1 (1 << 11) /* B: USART1 Serial Clock */
9310 -#define AT91_PA12_TCLK (1 << 12) /* A: Trace Clock */
9311 -#define AT91_PA12_RTS1 (1 << 12) /* B: USART1 Ready To Send */
9312 -#define AT91_PA13_TPS0 (1 << 13) /* A: Trace ARM Pipeline Status 0 */
9313 -#define AT91_PA13_CTS1 (1 << 13) /* B: USART1 Clear To Send */
9314 -#define AT91_PA14_TPS1 (1 << 14) /* A: Trace ARM Pipeline Status 1 */
9315 -#define AT91_PA14_SCK2 (1 << 14) /* B: USART2 Serial Clock */
9316 -#define AT91_PA15_TPS2 (1 << 15) /* A: Trace ARM Pipeline Status 2 */
9317 -#define AT91_PA15_RTS2 (1 << 15) /* B: USART2 Ready To Send */
9318 -#define AT91_PA16_TPK0 (1 << 16) /* A: Trace Packet Port 0 */
9319 -#define AT91_PA16_CTS2 (1 << 16) /* B: USART2 Clear To Send */
9320 -#define AT91_PA17_TPK1 (1 << 17) /* A: Trace Packet Port 1 */
9321 -#define AT91_PA17_TF1 (1 << 17) /* B: SSC1 Transmit Frame Sync */
9322 -#define AT91_PA18_TPK2 (1 << 18) /* A: Trace Packet Port 2 */
9323 -#define AT91_PA18_TK1 (1 << 18) /* B: SSC1 Transmit Clock */
9324 -#define AT91_PA19_TPK3 (1 << 19) /* A: Trace Packet Port 3 */
9325 -#define AT91_PA19_TD1 (1 << 19) /* B: SSC1 Transmit Data */
9326 -#define AT91_PA20_TPK4 (1 << 20) /* A: Trace Packet Port 4 */
9327 -#define AT91_PA20_RD1 (1 << 20) /* B: SSC1 Receive Data */
9328 -#define AT91_PA21_TPK5 (1 << 21) /* A: Trace Packet Port 5 */
9329 -#define AT91_PA21_RK1 (1 << 21) /* B: SSC1 Receive Clock */
9330 -#define AT91_PA22_TPK6 (1 << 22) /* A: Trace Packet Port 6 */
9331 -#define AT91_PA22_RF1 (1 << 22) /* B: SSC1 Receive Frame Sync */
9332 -#define AT91_PA23_TPK7 (1 << 23) /* A: Trace Packet Port 7 */
9333 -#define AT91_PA23_RTS0 (1 << 23) /* B: USART0 Ready To Send */
9334 -#define AT91_PA24_TPK8 (1 << 24) /* A: Trace Packet Port 8 */
9335 -#define AT91_PA24_SPI1_NPCS1 (1 << 24) /* B: SPI1 Peripheral Chip Select 1 */
9336 -#define AT91_PA25_TPK9 (1 << 25) /* A: Trace Packet Port 9 */
9337 -#define AT91_PA25_SPI1_NPCS2 (1 << 25) /* B: SPI1 Peripheral Chip Select 2 */
9338 -#define AT91_PA26_TPK10 (1 << 26) /* A: Trace Packet Port 10 */
9339 -#define AT91_PA26_SPI1_NPCS3 (1 << 26) /* B: SPI1 Peripheral Chip Select 3 */
9340 -#define AT91_PA27_TPK11 (1 << 27) /* A: Trace Packet Port 11 */
9341 -#define AT91_PA27_SPI0_NPCS1 (1 << 27) /* B: SPI0 Peripheral Chip Select 1 */
9342 -#define AT91_PA28_TPK12 (1 << 28) /* A: Trace Packet Port 12 */
9343 -#define AT91_PA28_SPI0_NPCS2 (1 << 28) /* B: SPI0 Peripheral Chip Select 2 */
9344 -#define AT91_PA29_TPK13 (1 << 29) /* A: Trace Packet Port 13 */
9345 -#define AT91_PA29_SPI0_NPCS3 (1 << 29) /* B: SPI0 Peripheral Chip Select 3 */
9346 -#define AT91_PA30_TPK14 (1 << 30) /* A: Trace Packet Port 14 */
9347 -#define AT91_PA30_A23 (1 << 30) /* B: Address Bus bit 23 */
9348 -#define AT91_PA31_TPK15 (1 << 31) /* A: Trace Packet Port 15 */
9349 -#define AT91_PA31_A24 (1 << 31) /* B: Address Bus bit 24 */
9350 -
9351 -#define AT91_PB0_LCDVSYNC (1 << 0) /* A: LCD Vertical Synchronization */
9352 -#define AT91_PB1_LCDHSYNC (1 << 1) /* A: LCD Horizontal Synchronization */
9353 -#define AT91_PB2_LCDDOTCK (1 << 2) /* A: LCD Dot Clock */
9354 -#define AT91_PB2_PCK0 (1 << 2) /* B: PMC Programmable clock Output 0 */
9355 -#define AT91_PB3_LCDDEN (1 << 3) /* A: LCD Data Enable */
9356 -#define AT91_PB4_LCDCC (1 << 4) /* A: LCD Contrast Control */
9357 -#define AT91_PB4_LCDD2 (1 << 4) /* B: LCD Data Bus Bit 2 */
9358 -#define AT91_PB5_LCDD0 (1 << 5) /* A: LCD Data Bus Bit 0 */
9359 -#define AT91_PB5_LCDD3 (1 << 5) /* B: LCD Data Bus Bit 3 */
9360 -#define AT91_PB6_LCDD1 (1 << 6) /* A: LCD Data Bus Bit 1 */
9361 -#define AT91_PB6_LCDD4 (1 << 6) /* B: LCD Data Bus Bit 4 */
9362 -#define AT91_PB7_LCDD2 (1 << 7) /* A: LCD Data Bus Bit 2 */
9363 -#define AT91_PB7_LCDD5 (1 << 7) /* B: LCD Data Bus Bit 5 */
9364 -#define AT91_PB8_LCDD3 (1 << 8) /* A: LCD Data Bus Bit 3 */
9365 -#define AT91_PB8_LCDD6 (1 << 8) /* B: LCD Data Bus Bit 6 */
9366 -#define AT91_PB9_LCDD4 (1 << 9) /* A: LCD Data Bus Bit 4 */
9367 -#define AT91_PB9_LCDD7 (1 << 9) /* B: LCD Data Bus Bit 7 */
9368 -#define AT91_PB10_LCDD5 (1 << 10) /* A: LCD Data Bus Bit 5 */
9369 -#define AT91_PB10_LCDD10 (1 << 10) /* B: LCD Data Bus Bit 10 */
9370 -#define AT91_PB11_LCDD6 (1 << 11) /* A: LCD Data Bus Bit 6 */
9371 -#define AT91_PB11_LCDD11 (1 << 11) /* B: LCD Data Bus Bit 11 */
9372 -#define AT91_PB12_LCDD7 (1 << 12) /* A: LCD Data Bus Bit 7 */
9373 -#define AT91_PB12_LCDD12 (1 << 12) /* B: LCD Data Bus Bit 12 */
9374 -#define AT91_PB13_LCDD8 (1 << 13) /* A: LCD Data Bus Bit 8 */
9375 -#define AT91_PB13_LCDD13 (1 << 13) /* B: LCD Data Bus Bit 13 */
9376 -#define AT91_PB14_LCDD9 (1 << 14) /* A: LCD Data Bus Bit 9 */
9377 -#define AT91_PB14_LCDD14 (1 << 14) /* B: LCD Data Bus Bit 14 */
9378 -#define AT91_PB15_LCDD10 (1 << 15) /* A: LCD Data Bus Bit 10 */
9379 -#define AT91_PB15_LCDD15 (1 << 15) /* B: LCD Data Bus Bit 15 */
9380 -#define AT91_PB16_LCDD11 (1 << 16) /* A: LCD Data Bus Bit 11 */
9381 -#define AT91_PB16_LCDD19 (1 << 16) /* B: LCD Data Bus Bit 19 */
9382 -#define AT91_PB17_LCDD12 (1 << 17) /* A: LCD Data Bus Bit 12 */
9383 -#define AT91_PB17_LCDD20 (1 << 17) /* B: LCD Data Bus Bit 20 */
9384 -#define AT91_PB18_LCDD13 (1 << 18) /* A: LCD Data Bus Bit 13 */
9385 -#define AT91_PB18_LCDD21 (1 << 18) /* B: LCD Data Bus Bit 21 */
9386 -#define AT91_PB19_LCDD14 (1 << 19) /* A: LCD Data Bus Bit 14 */
9387 -#define AT91_PB19_LCDD22 (1 << 19) /* B: LCD Data Bus Bit 22 */
9388 -#define AT91_PB20_LCDD15 (1 << 20) /* A: LCD Data Bus Bit 15 */
9389 -#define AT91_PB20_LCDD23 (1 << 20) /* B: LCD Data Bus Bit 23 */
9390 -#define AT91_PB21_TF0 (1 << 21) /* A: SSC0 Transmit Frame Sync */
9391 -#define AT91_PB21_LCDD16 (1 << 21) /* B: LCD Data Bus Bit 16 */
9392 -#define AT91_PB22_TK0 (1 << 22) /* A: SSC0 Transmit Clock */
9393 -#define AT91_PB22_LCDD17 (1 << 22) /* B: LCD Data Bus Bit 17 */
9394 -#define AT91_PB23_TD0 (1 << 23) /* A: SSC0 Transmit Data */
9395 -#define AT91_PB23_LCDD18 (1 << 23) /* B: LCD Data Bus Bit 18 */
9396 -#define AT91_PB24_RD0 (1 << 24) /* A: SSC0 Receive Data */
9397 -#define AT91_PB24_LCDD19 (1 << 24) /* B: LCD Data Bus Bit 19 */
9398 -#define AT91_PB25_RK0 (1 << 25) /* A: SSC0 Receive Clock */
9399 -#define AT91_PB25_LCDD20 (1 << 25) /* B: LCD Data Bus Bit 20 */
9400 -#define AT91_PB26_RF0 (1 << 26) /* A: SSC0 Receive Frame Sync */
9401 -#define AT91_PB26_LCDD21 (1 << 26) /* B: LCD Data Bus Bit 21 */
9402 -#define AT91_PB27_SPI1_NPCS1 (1 << 27) /* A: SPI1 Peripheral Chip Select 1 */
9403 -#define AT91_PB27_LCDD22 (1 << 27) /* B: LCD Data Bus Bit 22 */
9404 -#define AT91_PB28_SPI1_NPCS0 (1 << 28) /* A: SPI1 Peripheral Chip Select 0 */
9405 -#define AT91_PB28_LCDD23 (1 << 28) /* B: LCD Data Bus Bit 23 */
9406 -#define AT91_PB29_SPI1_SPCK (1 << 29) /* A: SPI1 Serial Clock */
9407 -#define AT91_PB29_IRQ2 (1 << 29) /* B: Interrupt input 2 */
9408 -#define AT91_PB30_SPI1_MISO (1 << 30) /* A: SPI1 Master In Slave */
9409 -#define AT91_PB30_IRQ1 (1 << 30) /* B: Interrupt input 1 */
9410 -#define AT91_PB31_SPI1_MOSI (1 << 31) /* A: SPI1 Master Out Slave */
9411 -#define AT91_PB31_PCK2 (1 << 31) /* B: PMC Programmable clock Output 2 */
9412 -
9413 -#define AT91_PC0_SMOE (1 << 0) /* A: SmartMedia Output Enable */
9414 -#define AT91_PC0_NCS6 (1 << 0) /* B: Chip Select 6 */
9415 -#define AT91_PC1_SMWE (1 << 1) /* A: SmartMedia Write Enable */
9416 -#define AT91_PC1_NCS7 (1 << 1) /* B: Chip Select 7 */
9417 -#define AT91_PC2_NWAIT (1 << 2) /* A: NWAIT */
9418 -#define AT91_PC2_IRQ0 (1 << 2) /* B: Interrupt input 0 */
9419 -#define AT91_PC3_A25_CFRNW (1 << 3) /* A: Address Bus[25] / Compact Flash Read Not Write */
9420 -#define AT91_PC4_NCS4_CFCS0 (1 << 4) /* A: Chip Select 4 / CompactFlash Chip Select 0 */
9421 -#define AT91_PC5_NCS5_CFCS1 (1 << 5) /* A: Chip Select 5 / CompactFlash Chip Select 1 */
9422 -#define AT91_PC6_CFCE1 (1 << 6) /* A: CompactFlash Chip Enable 1 */
9423 -#define AT91_PC7_CFCE2 (1 << 7) /* A: CompactFlash Chip Enable 2 */
9424 -#define AT91_PC8_TXD0 (1 << 8) /* A: USART0 Transmit Data */
9425 -#define AT91_PC8_PCK2 (1 << 8) /* B: PMC Programmable clock Output 2 */
9426 -#define AT91_PC9_RXD0 (1 << 9) /* A: USART0 Receive Data */
9427 -#define AT91_PC9_PCK3 (1 << 9) /* B: PMC Programmable clock Output 3 */
9428 -#define AT91_PC10_RTS0 (1 << 10) /* A: USART0 Ready To Send */
9429 -#define AT91_PC10_SCK0 (1 << 10) /* B: USART0 Serial Clock */
9430 -#define AT91_PC11_CTS0 (1 << 11) /* A: USART0 Clear To Send */
9431 -#define AT91_PC11_FIQ (1 << 11) /* B: AIC Fast Interrupt Input */
9432 -#define AT91_PC12_TXD1 (1 << 12) /* A: USART1 Transmit Data */
9433 -#define AT91_PC12_NCS6 (1 << 12) /* B: Chip Select 6 */
9434 -#define AT91_PC13_RXD1 (1 << 13) /* A: USART1 Receive Data */
9435 -#define AT91_PC13_NCS7 (1 << 13) /* B: Chip Select 7 */
9436 -#define AT91_PC14_TXD2 (1 << 14) /* A: USART2 Transmit Data */
9437 -#define AT91_PC14_SPI1_NPCS2 (1 << 14) /* B: SPI1 Peripheral Chip Select 2 */
9438 -#define AT91_PC15_RXD2 (1 << 15) /* A: USART2 Receive Data */
9439 -#define AT91_PC15_SPI1_NPCS3 (1 << 15) /* B: SPI1 Peripheral Chip Select 3 */
9440 -#define AT91_PC16_D16 (1 << 16) /* A: Data Bus [16] */
9441 -#define AT91_PC16_TCLK0 (1 << 16) /* B: Timer Counter 0 external clock input */
9442 -#define AT91_PC17_D17 (1 << 17) /* A: Data Bus [17] */
9443 -#define AT91_PC17_TCLK1 (1 << 17) /* B: Timer Counter 1 external clock input */
9444 -#define AT91_PC18_D18 (1 << 18) /* A: Data Bus [18] */
9445 -#define AT91_PC18_TCLK2 (1 << 18) /* B: Timer Counter 2 external clock input */
9446 -#define AT91_PC19_D19 (1 << 19) /* A: Data Bus [19] */
9447 -#define AT91_PC19_TIOA0 (1 << 19) /* B: Timer Counter 0 Multipurpose Timer I/O Pin A */
9448 -#define AT91_PC20_D20 (1 << 20) /* A: Data Bus [20] */
9449 -#define AT91_PC20_TIOB0 (1 << 20) /* B: Timer Counter 0 Multipurpose Timer I/O Pin B */
9450 -#define AT91_PC21_D21 (1 << 21) /* A: Data Bus [21] */
9451 -#define AT91_PC21_TIOA1 (1 << 21) /* B: Timer Counter 1 Multipurpose Timer I/O Pin A */
9452 -#define AT91_PC22_D22 (1 << 22) /* A: Data Bus [22] */
9453 -#define AT91_PC22_TIOB1 (1 << 22) /* B: Timer Counter 1 Multipurpose Timer I/O Pin B */
9454 -#define AT91_PC23_D23 (1 << 23) /* A: Data Bus [23] */
9455 -#define AT91_PC23_TIOA2 (1 << 23) /* B: Timer Counter 2 Multipurpose Timer I/O Pin A */
9456 -#define AT91_PC24_D24 (1 << 24) /* A: Data Bus [24] */
9457 -#define AT91_PC24_TIOB2 (1 << 24) /* B: Timer Counter 2 Multipurpose Timer I/O Pin B */
9458 -#define AT91_PC25_D25 (1 << 25) /* A: Data Bus [25] */
9459 -#define AT91_PC25_TF2 (1 << 25) /* B: SSC2 Transmit Frame Sync */
9460 -#define AT91_PC26_D26 (1 << 26) /* A: Data Bus [26] */
9461 -#define AT91_PC26_TK2 (1 << 26) /* B: SSC2 Transmit Clock */
9462 -#define AT91_PC27_D27 (1 << 27) /* A: Data Bus [27] */
9463 -#define AT91_PC27_TD2 (1 << 27) /* B: SSC2 Transmit Data */
9464 -#define AT91_PC28_D28 (1 << 28) /* A: Data Bus [28] */
9465 -#define AT91_PC28_RD2 (1 << 28) /* B: SSC2 Receive Data */
9466 -#define AT91_PC29_D29 (1 << 29) /* A: Data Bus [29] */
9467 -#define AT91_PC29_RK2 (1 << 29) /* B: SSC2 Receive Clock */
9468 -#define AT91_PC30_D30 (1 << 30) /* A: Data Bus [30] */
9469 -#define AT91_PC30_RF2 (1 << 30) /* B: SSC2 Receive Frame Sync */
9470 -#define AT91_PC31_D31 (1 << 31) /* A: Data Bus [31] */
9471 -#define AT91_PC31_PCK1 (1 << 31) /* B: PMC Programmable clock Output 1 */
9472 -#endif
9473 -
9474 #endif
9475 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9263.h
9476 ===================================================================
9477 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9263.h
9478 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9263.h
9479 @@ -119,13 +119,5 @@
9480 #define AT91SAM9263_DMAC_BASE 0x00800000 /* DMA Controller */
9481 #define AT91SAM9263_UHP_BASE 0x00a00000 /* USB Host controller */
9482
9483 -#if 0
9484 -/*
9485 - * PIO pin definitions (peripheral A/B multiplexing).
9486 - */
9487 -
9488 -// TODO: Add
9489 -
9490 -#endif
9491
9492 #endif
9493 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl.h
9494 ===================================================================
9495 --- /dev/null
9496 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl.h
9497 @@ -0,0 +1,110 @@
9498 +/*
9499 + * include/asm-arm/arch-at91/at91sam9260.h
9500 + *
9501 + * Copyright (C) 2007 Atmel Corporation
9502 + *
9503 + * Common definitions.
9504 + * Based on AT91SAM9RL datasheet revision A. (Preliminary)
9505 + *
9506 + * This file is subject to the terms and conditions of the GNU General Public
9507 + * License. See the file COPYING in the main directory of this archive for
9508 + * more details.
9509 + */
9510 +
9511 +#ifndef AT91SAM9RL_H
9512 +#define AT91SAM9RL_H
9513 +
9514 +/*
9515 + * Peripheral identifiers/interrupts.
9516 + */
9517 +#define AT91_ID_FIQ 0 /* Advanced Interrupt Controller (FIQ) */
9518 +#define AT91_ID_SYS 1 /* System Controller */
9519 +#define AT91SAM9RL_ID_PIOA 2 /* Parallel IO Controller A */
9520 +#define AT91SAM9RL_ID_PIOB 3 /* Parallel IO Controller B */
9521 +#define AT91SAM9RL_ID_PIOC 4 /* Parallel IO Controller C */
9522 +#define AT91SAM9RL_ID_PIOD 5 /* Parallel IO Controller D */
9523 +#define AT91SAM9RL_ID_US0 6 /* USART 0 */
9524 +#define AT91SAM9RL_ID_US1 7 /* USART 1 */
9525 +#define AT91SAM9RL_ID_US2 8 /* USART 2 */
9526 +#define AT91SAM9RL_ID_US3 9 /* USART 3 */
9527 +#define AT91SAM9RL_ID_MCI 10 /* Multimedia Card Interface */
9528 +#define AT91SAM9RL_ID_TWI0 11 /* TWI 0 */
9529 +#define AT91SAM9RL_ID_TWI1 12 /* TWI 1 */
9530 +#define AT91SAM9RL_ID_SPI 13 /* Serial Peripheral Interface */
9531 +#define AT91SAM9RL_ID_SSC0 14 /* Serial Synchronous Controller 0 */
9532 +#define AT91SAM9RL_ID_SSC1 15 /* Serial Synchronous Controller 1 */
9533 +#define AT91SAM9RL_ID_TC0 16 /* Timer Counter 0 */
9534 +#define AT91SAM9RL_ID_TC1 17 /* Timer Counter 1 */
9535 +#define AT91SAM9RL_ID_TC2 18 /* Timer Counter 2 */
9536 +#define AT91SAM9RL_ID_PWMC 19 /* Pulse Width Modulation Controller */
9537 +#define AT91SAM9RL_ID_TSC 20 /* Touch Screen Controller */
9538 +#define AT91SAM9RL_ID_DMA 21 /* DMA Controller */
9539 +#define AT91SAM9RL_ID_UDPHS 22 /* USB Device HS */
9540 +#define AT91SAM9RL_ID_LCDC 23 /* LCD Controller */
9541 +#define AT91SAM9RL_ID_AC97C 24 /* AC97 Controller */
9542 +#define AT91SAM9RL_ID_IRQ0 31 /* Advanced Interrupt Controller (IRQ0) */
9543 +
9544 +
9545 +/*
9546 + * User Peripheral physical base addresses.
9547 + */
9548 +#define AT91SAM9RL_BASE_TCB0 0xfffa0000
9549 +#define AT91SAM9RL_BASE_TC0 0xfffa0000
9550 +#define AT91SAM9RL_BASE_TC1 0xfffa0040
9551 +#define AT91SAM9RL_BASE_TC2 0xfffa0080
9552 +#define AT91SAM9RL_BASE_MCI 0xfffa4000
9553 +#define AT91SAM9RL_BASE_TWI0 0xfffa8000
9554 +#define AT91SAM9RL_BASE_TWI1 0xfffac000
9555 +#define AT91SAM9RL_BASE_US0 0xfffb0000
9556 +#define AT91SAM9RL_BASE_US1 0xfffb4000
9557 +#define AT91SAM9RL_BASE_US2 0xfffb8000
9558 +#define AT91SAM9RL_BASE_US3 0xfffbc000
9559 +#define AT91SAM9RL_BASE_SSC0 0xfffc0000
9560 +#define AT91SAM9RL_BASE_SSC1 0xfffc4000
9561 +#define AT91SAM9RL_BASE_PWMC 0xfffc8000
9562 +#define AT91SAM9RL_BASE_SPI 0xfffcc000
9563 +#define AT91SAM9RL_BASE_TSC 0xfffd0000
9564 +#define AT91SAM9RL_BASE_UDPHS 0xfffd4000
9565 +#define AT91SAM9RL_BASE_AC97C 0xfffd8000
9566 +#define AT91_BASE_SYS 0xffffc000
9567 +
9568 +
9569 +/*
9570 + * System Peripherals (offset from AT91_BASE_SYS)
9571 + */
9572 +#define AT91_DMA (0xffffe600 - AT91_BASE_SYS)
9573 +#define AT91_ECC (0xffffe800 - AT91_BASE_SYS)
9574 +#define AT91_SDRAMC (0xffffea00 - AT91_BASE_SYS)
9575 +#define AT91_SMC (0xffffec00 - AT91_BASE_SYS)
9576 +#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
9577 +#define AT91_CCFG (0xffffef10 - AT91_BASE_SYS)
9578 +#define AT91_AIC (0xfffff000 - AT91_BASE_SYS)
9579 +#define AT91_DBGU (0xfffff200 - AT91_BASE_SYS)
9580 +#define AT91_PIOA (0xfffff400 - AT91_BASE_SYS)
9581 +#define AT91_PIOB (0xfffff600 - AT91_BASE_SYS)
9582 +#define AT91_PIOC (0xfffff800 - AT91_BASE_SYS)
9583 +#define AT91_PIOD (0xfffffa00 - AT91_BASE_SYS)
9584 +#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
9585 +#define AT91_RSTC (0xfffffd00 - AT91_BASE_SYS)
9586 +#define AT91_SHDWC (0xfffffd10 - AT91_BASE_SYS)
9587 +#define AT91_RTT (0xfffffd20 - AT91_BASE_SYS)
9588 +#define AT91_PIT (0xfffffd30 - AT91_BASE_SYS)
9589 +#define AT91_WDT (0xfffffd40 - AT91_BASE_SYS)
9590 +#define AT91_SCKCR (0xfffffd50 - AT91_BASE_SYS)
9591 +#define AT91_GPBR (0xfffffd60 - AT91_BASE_SYS)
9592 +#define AT91_RTC (0xfffffe00 - AT91_BASE_SYS)
9593 +
9594 +
9595 +/*
9596 + * Internal Memory.
9597 + */
9598 +#define AT91SAM9RL_SRAM_BASE 0x00300000 /* Internal SRAM base address */
9599 +#define AT91SAM9RL_SRAM_SIZE SZ_16K /* Internal SRAM size (16Kb) */
9600 +
9601 +#define AT91SAM9RL_ROM_BASE 0x00400000 /* Internal ROM base address */
9602 +#define AT91SAM9RL_ROM_SIZE (2 * SZ_16K) /* Internal ROM size (32Kb) */
9603 +
9604 +#define AT91SAM9RL_LCDC_BASE 0x00500000 /* LCD Controller */
9605 +#define AT91SAM9RL_UDPHS_BASE 0x00600000 /* USB Device HS controller */
9606 +
9607 +#endif
9608 Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl_matrix.h
9609 ===================================================================
9610 --- /dev/null
9611 +++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl_matrix.h
9612 @@ -0,0 +1,96 @@
9613 +/*
9614 + * include/asm-arm/arch-at91/at91sam9rl_matrix.h
9615 + *
9616 + * Copyright (C) 2007 Atmel Corporation
9617 + *
9618 + * Memory Controllers (MATRIX, EBI) - System peripherals registers.
9619 + * Based on AT91SAM9RL datasheet revision A. (Preliminary)
9620 + *
9621 + * This file is subject to the terms and conditions of the GNU General Public
9622 + * License. See the file COPYING in the main directory of this archive for
9623 + * more details.
9624 + */
9625 +
9626 +#ifndef AT91SAM9RL_MATRIX_H
9627 +#define AT91SAM9RL_MATRIX_H
9628 +
9629 +#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
9630 +#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
9631 +#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
9632 +#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
9633 +#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
9634 +#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
9635 +#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
9636 +#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
9637 +#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
9638 +#define AT91_MATRIX_ULBT_FOUR (2 << 0)
9639 +#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
9640 +#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
9641 +
9642 +#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
9643 +#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
9644 +#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
9645 +#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
9646 +#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
9647 +#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
9648 +#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
9649 +#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
9650 +#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
9651 +#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
9652 +#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
9653 +#define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */
9654 +#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */
9655 +#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
9656 +#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
9657 +
9658 +#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
9659 +#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
9660 +#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
9661 +#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
9662 +#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
9663 +#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
9664 +#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
9665 +#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
9666 +#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
9667 +#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */
9668 +#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
9669 +#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
9670 +
9671 +#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
9672 +#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
9673 +#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
9674 +#define AT91_MATRIX_RCB2 (1 << 2)
9675 +#define AT91_MATRIX_RCB3 (1 << 3)
9676 +#define AT91_MATRIX_RCB4 (1 << 4)
9677 +#define AT91_MATRIX_RCB5 (1 << 5)
9678 +
9679 +#define AT91_MATRIX_TCMR (AT91_MATRIX + 0x114) /* TCM Configuration Register */
9680 +#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
9681 +#define AT91_MATRIX_ITCM_0 (0 << 0)
9682 +#define AT91_MATRIX_ITCM_16 (5 << 0)
9683 +#define AT91_MATRIX_ITCM_32 (6 << 0)
9684 +#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */
9685 +#define AT91_MATRIX_DTCM_0 (0 << 4)
9686 +#define AT91_MATRIX_DTCM_16 (5 << 4)
9687 +#define AT91_MATRIX_DTCM_32 (6 << 4)
9688 +
9689 +#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI0 Chip Select Assignment Register */
9690 +#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */
9691 +#define AT91_MATRIX_CS1A_SMC (0 << 1)
9692 +#define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
9693 +#define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */
9694 +#define AT91_MATRIX_CS3A_SMC (0 << 3)
9695 +#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
9696 +#define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */
9697 +#define AT91_MATRIX_CS4A_SMC (0 << 4)
9698 +#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4)
9699 +#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */
9700 +#define AT91_MATRIX_CS5A_SMC (0 << 5)
9701 +#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
9702 +#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
9703 +#define AT91_MATRIX_VDDIOMSEL (1 << 16) /* Memory voltage selection */
9704 +#define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16)
9705 +#define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16)
9706 +
9707 +
9708 +#endif
9709 Index: linux-2.6.21.7/include/asm-arm/arch-at91/board.h
9710 ===================================================================
9711 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/board.h
9712 +++ linux-2.6.21.7/include/asm-arm/arch-at91/board.h
9713 @@ -62,7 +62,7 @@ struct at91_mmc_data {
9714 };
9715 extern void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data);
9716
9717 - /* Ethernet */
9718 + /* Ethernet (EMAC & MACB) */
9719 struct at91_eth_data {
9720 u8 phy_irq_pin; /* PHY IRQ */
9721 u8 is_rmii; /* using RMII interface? */
9722 @@ -114,9 +114,31 @@ struct atmel_uart_data {
9723 };
9724 extern void __init at91_add_device_serial(void);
9725
9726 + /* LCD Controller */
9727 +struct atmel_lcdfb_info;
9728 +extern void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data);
9729 +
9730 + /* AC97 */
9731 +struct atmel_ac97_data {
9732 + u8 reset_pin; /* reset */
9733 +};
9734 +extern void __init at91_add_device_ac97(struct atmel_ac97_data *data);
9735 +
9736 + /* ISI */
9737 +extern void __init at91_add_device_isi(void);
9738 +
9739 /* LEDs */
9740 extern u8 at91_leds_cpu;
9741 extern u8 at91_leds_timer;
9742 extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
9743
9744 +struct at91_gpio_led {
9745 + u8 index; /* index of LED */
9746 + char* name; /* name of LED */
9747 + u8 gpio; /* AT91_PIN_xx */
9748 + u8 flags; /* 1=active-high */
9749 + char* trigger; /* default trigger */
9750 +};
9751 +extern void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr);
9752 +
9753 #endif
9754 Index: linux-2.6.21.7/include/asm-arm/arch-at91/cpu.h
9755 ===================================================================
9756 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/cpu.h
9757 +++ linux-2.6.21.7/include/asm-arm/arch-at91/cpu.h
9758 @@ -26,6 +26,8 @@
9759 #define ARCH_ID_AT91SAM9XE256 0x329a93a0
9760 #define ARCH_ID_AT91SAM9XE512 0x329aa3a0
9761
9762 +#define ARCH_ID_AT91SAM9RL64 0x019b03a0
9763 +
9764 static inline unsigned long at91_cpu_identify(void)
9765 {
9766 return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
9767 @@ -68,4 +70,10 @@ static inline unsigned long at91_arch_id
9768 #define cpu_is_at91sam9263() (0)
9769 #endif
9770
9771 +#ifdef CONFIG_ARCH_AT91SAM9RL
9772 +#define cpu_is_at91sam9rl() (at91_cpu_identify() == ARCH_ID_AT91SAM9RL64)
9773 +#else
9774 +#define cpu_is_at91sam9rl() (0)
9775 +#endif
9776 +
9777 #endif
9778 Index: linux-2.6.21.7/include/asm-arm/arch-at91/hardware.h
9779 ===================================================================
9780 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/hardware.h
9781 +++ linux-2.6.21.7/include/asm-arm/arch-at91/hardware.h
9782 @@ -24,6 +24,8 @@
9783 #include <asm/arch/at91sam9261.h>
9784 #elif defined(CONFIG_ARCH_AT91SAM9263)
9785 #include <asm/arch/at91sam9263.h>
9786 +#elif defined(CONFIG_ARCH_AT91SAM9RL)
9787 +#include <asm/arch/at91sam9rl.h>
9788 #else
9789 #error "Unsupported AT91 processor"
9790 #endif
9791 @@ -69,22 +71,5 @@
9792 /* Clocks */
9793 #define AT91_SLOW_CLOCK 32768 /* slow clock */
9794
9795 -#ifndef __ASSEMBLY__
9796 -#include <asm/io.h>
9797 -
9798 -static inline unsigned int at91_sys_read(unsigned int reg_offset)
9799 -{
9800 - void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
9801 -
9802 - return __raw_readl(addr + reg_offset);
9803 -}
9804 -
9805 -static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
9806 -{
9807 - void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
9808 -
9809 - __raw_writel(value, addr + reg_offset);
9810 -}
9811 -#endif
9812
9813 #endif
9814 Index: linux-2.6.21.7/include/asm-arm/arch-at91/ics1523.h
9815 ===================================================================
9816 --- /dev/null
9817 +++ linux-2.6.21.7/include/asm-arm/arch-at91/ics1523.h
9818 @@ -0,0 +1,154 @@
9819 +//*----------------------------------------------------------------------------
9820 +//* ATMEL Microcontroller Software Support - ROUSSET -
9821 +//*----------------------------------------------------------------------------
9822 +//* The software is delivered "AS IS" without warranty or condition of any
9823 +//* kind, either express, implied or statutory. This includes without
9824 +//* limitation any warranty or condition with respect to merchantability or
9825 +//* fitness for any particular purpose, or against the infringements of
9826 +//* intellectual property rights of others.
9827 +//*----------------------------------------------------------------------------
9828 +//* File Name : ics1523.h
9829 +//* Object : Clock Generator Prototyping File.
9830 +//*
9831 +//* 1.0 08/28/02 ED : Creation
9832 +//* 1.2 13/01/03 FB : Update on lib V3
9833 +//*----------------------------------------------------------------------------
9834 +
9835 +#ifndef ics1523_h
9836 +#define ics1523_h
9837 +
9838 +/*-------------------------------------------*/
9839 +/* ICS1523 TWI Serial Clock Definition */
9840 +/*-------------------------------------------*/
9841 +
9842 +#define ICS_MIN_CLOCK 100 /* Min Frequency Access Clock KHz */
9843 +#define ICS_MAX_CLOCK 400 /* Max Frequency Access Clock KHz */
9844 +#define ICS_TRANSFER_RATE ICS_MAX_CLOCK /* Transfer speed to apply */
9845 +
9846 +#define ICS_WRITE_CLK_PNB 30 /* TWCK Clock Periods required to write */
9847 +#define ICS_READ_CLK_PNB 40 /* TWCK Clock Periods required to read */
9848 +
9849 +/*-------------------------------------------*/
9850 +/* ICS1523 Write Operation Definition */
9851 +/*-------------------------------------------*/
9852 +
9853 +#define ICS1523_ACCESS_OK 0 /* OK */
9854 +#define ICS1523_ACCESS_ERROR -1 /* NOK */
9855 +
9856 +/*-------------------------------------------*/
9857 +/* ICS1523 Device Addresses Definition */
9858 +/*-------------------------------------------*/
9859 +
9860 +#define ICS_ADDR 0x26 /* Device Address */
9861 +
9862 +/*--------------------------------------------------*/
9863 +/* ICS1523 Registers Internal Addresses Definition */
9864 +/*--------------------------------------------------*/
9865 +
9866 +#define ICS_ICR 0x0 /* Input Control Register */
9867 +#define ICS_LCR 0x1 /* Loop Control Register */
9868 +#define ICS_FD0 0x2 /* PLL FeedBack Divider LSBs */
9869 +#define ICS_FD1 0x3 /* PLL FeedBack Divider MSBs */
9870 +#define ICS_DPAO 0x4 /* Dynamic Phase Aligner Offset */
9871 +#define ICS_DPAC 0x5 /* Dynamic Phase Aligner Resolution */
9872 +#define ICS_OE 0x6 /* Output Enables Register */
9873 +#define ICS_OD 0x7 /* Osc Divider Register */
9874 +#define ICS_SWRST 0x8 /* DPA & PLL Reset Register */
9875 +#define ICS_VID 0x10 /* Chip Version Register */
9876 +#define ICS_RID 0x11 /* Chip Revision Register */
9877 +#define ICS_SR 0x12 /* Status Register */
9878 +
9879 +/*------------------------------------------------------*/
9880 +/* ICS1523 Input Control Register Bits Definition */
9881 +/*------------------------------------------------------*/
9882 +
9883 +#define ICS_PDEN 0x1 /* Phase Detector Enable */
9884 +#define ICS_PDPOL 0x2 /* Phase Detector Enable Polarity */
9885 +#define ICS_REFPOL 0x4 /* External Reference Polarity */
9886 +#define ICS_FBKPOL 0x8 /* External Feedback Polarity */
9887 +#define ICS_FBKSEL 0x10 /* External Feedback Select */
9888 +#define ICS_FUNCSEL 0x20 /* Function Out Select */
9889 +#define ICS_ENPLS 0x40 /* Enable PLL Lock/Ref Status Output */
9890 +#define ICS_ENDLS 0x80 /* Enable DPA Lock/Ref Status Output */
9891 +
9892 +/*-----------------------------------------------------*/
9893 +/* ICS1523 Loop Control Register Bits Definition */
9894 +/*-----------------------------------------------------*/
9895 +
9896 +#define ICS_PFD 0x7 /* Phase Detector Gain */
9897 +#define ICS_PSD 0x30 /* Post-Scaler Divider */
9898 +
9899 +/*----------------------------------------------------*/
9900 +/* ICS1523 PLL FeedBack Divider LSBs Definition */
9901 +/*----------------------------------------------------*/
9902 +
9903 +#define ICS_FBDL 0xFF /* PLL FeedBack Divider LSBs */
9904 +
9905 +/*----------------------------------------------------*/
9906 +/* ICS1523 PLL FeedBack Divider MSBs Definition */
9907 +/*----------------------------------------------------*/
9908 +
9909 +#define ICS_FBDM 0xF /* PLL FeedBack Divider MSBs */
9910 +
9911 +/*------------------------------------------------------------*/
9912 +/* ICS1523 Dynamic Phase Aligner Offset Bits Definition */
9913 +/*------------------------------------------------------------*/
9914 +
9915 +#define ICS_DPAOS 0x2F /* Dynamic Phase Aligner Offset */
9916 +#define ICS_FILSEL 0x80 /* Loop Filter Select */
9917 +
9918 +/*----------------------------------------------------------------*/
9919 +/* ICS1523 Dynamic Phase Aligner Resolution Bits Definition */
9920 +/*----------------------------------------------------------------*/
9921 +
9922 +#define ICS_DPARES 0x3 /* Dynamic Phase Aligner Resolution */
9923 +#define ICS_MMREV 0xFC /* Metal Mask Revision Number */
9924 +
9925 +/*-------------------------------------------------------*/
9926 +/* ICS1523 Output Enables Register Bits Definition */
9927 +/*-------------------------------------------------------*/
9928 +
9929 +#define ICS_OEPCK 0x1 /* Output Enable for PECL PCLK Outputs */
9930 +#define ICS_OETCK 0x2 /* Output Enable for STTL CLK Output */
9931 +#define ICS_OEP2 0x4 /* Output Enable for PECL CLK/2 Outputs */
9932 +#define ICS_OET2 0x8 /* Output Enable for STTL CLK/2 Output */
9933 +#define ICS_OEF 0x10 /* Output Enable for STTL FUNC Output */
9934 +#define ICS_CLK2INV 0x20 /* CLK/2 Invert */
9935 +#define ICS_OSCL 0xC0 /* SSTL Clock Scaler */
9936 +
9937 +/*----------------------------------------------------*/
9938 +/* ICS1523 Osc Divider Register Bits Definition */
9939 +/*----------------------------------------------------*/
9940 +
9941 +#define ICS_OSCDIV 0x7F /* Oscillator Divider Modulus */
9942 +#define ICS_INSEL 0x80 /* Input Select */
9943 +
9944 +/*---------------------------------------------------*/
9945 +/* ICS1523 DPA & PLL Reset Register Definition */
9946 +/*---------------------------------------------------*/
9947 +
9948 +#define ICS_DPAR 0x0A /* DPA Reset Command */
9949 +#define ICS_PLLR 0x50 /* PLL Reset Command */
9950 +
9951 +/*------------------------------------------------*/
9952 +/* ICS1523 Chip Version Register Definition */
9953 +/*------------------------------------------------*/
9954 +
9955 +#define ICS_CHIPV 0xFF /* Chip Version */
9956 +
9957 +/*-------------------------------------------------*/
9958 +/* ICS1523 Chip Revision Register Definition */
9959 +/*-------------------------------------------------*/
9960 +
9961 +#define ICS_CHIPR 0xFF /* Chip Revision */
9962 +
9963 +/*------------------------------------------*/
9964 +/* ICS1523 Status Register Definition */
9965 +/*------------------------------------------*/
9966 +
9967 +#define ICS_DPALOCK 0x1 /* DPA Lock Status */
9968 +#define ICS_PLLLOCK 0x2 /* PLL Lock Status */
9969 +
9970 +int at91_ics1523_init(void);
9971 +
9972 +#endif /* ics1523_h */
9973 Index: linux-2.6.21.7/include/asm-arm/arch-at91/io.h
9974 ===================================================================
9975 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/io.h
9976 +++ linux-2.6.21.7/include/asm-arm/arch-at91/io.h
9977 @@ -29,4 +29,22 @@
9978 #define __mem_pci(a) (a)
9979
9980
9981 +#ifndef __ASSEMBLY__
9982 +
9983 +static inline unsigned int at91_sys_read(unsigned int reg_offset)
9984 +{
9985 + void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
9986 +
9987 + return __raw_readl(addr + reg_offset);
9988 +}
9989 +
9990 +static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
9991 +{
9992 + void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
9993 +
9994 + __raw_writel(value, addr + reg_offset);
9995 +}
9996 +
9997 +#endif
9998 +
9999 #endif
10000 Index: linux-2.6.21.7/include/asm-arm/arch-at91/irqs.h
10001 ===================================================================
10002 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/irqs.h
10003 +++ linux-2.6.21.7/include/asm-arm/arch-at91/irqs.h
10004 @@ -21,6 +21,7 @@
10005 #ifndef __ASM_ARCH_IRQS_H
10006 #define __ASM_ARCH_IRQS_H
10007
10008 +#include <asm/io.h>
10009 #include <asm/arch/at91_aic.h>
10010
10011 #define NR_AIC_IRQS 32
10012 Index: linux-2.6.21.7/include/asm-arm/arch-at91/spi.h
10013 ===================================================================
10014 --- /dev/null
10015 +++ linux-2.6.21.7/include/asm-arm/arch-at91/spi.h
10016 @@ -0,0 +1,54 @@
10017 +/*
10018 + * Serial Peripheral Interface (SPI) driver for the Atmel AT91RM9200
10019 + *
10020 + * (c) SAN People (Pty) Ltd
10021 + *
10022 + * This program is free software; you can redistribute it and/or
10023 + * modify it under the terms of the GNU General Public License
10024 + * as published by the Free Software Foundation; either version
10025 + * 2 of the License, or (at your option) any later version.
10026 + */
10027 +
10028 +#ifndef AT91_LEGACY_SPI_H
10029 +#define AT91_LEGACY_SPI_H
10030 +
10031 +#define SPI_MAJOR 153 /* registered device number */
10032 +
10033 +#define DEFAULT_SPI_CLK 6000000
10034 +
10035 +
10036 +/* Maximum number of buffers in a single SPI transfer.
10037 + * DataFlash uses maximum of 2
10038 + * spidev interface supports up to 8.
10039 + */
10040 +#define MAX_SPI_TRANSFERS 8
10041 +#define NR_SPI_DEVICES 4 /* number of devices on SPI bus */
10042 +
10043 +/*
10044 + * Describes the buffers for a SPI transfer.
10045 + * A transmit & receive buffer must be specified for each transfer
10046 + */
10047 +struct spi_transfer_list {
10048 + void* tx[MAX_SPI_TRANSFERS]; /* transmit */
10049 + int txlen[MAX_SPI_TRANSFERS];
10050 + void* rx[MAX_SPI_TRANSFERS]; /* receive */
10051 + int rxlen[MAX_SPI_TRANSFERS];
10052 + int nr_transfers; /* number of transfers */
10053 + int curr; /* current transfer */
10054 +};
10055 +
10056 +struct spi_local {
10057 + unsigned int pcs; /* Peripheral Chip Select value */
10058 +
10059 + struct spi_transfer_list *xfers; /* current transfer list */
10060 + dma_addr_t tx, rx; /* DMA address for current transfer */
10061 + dma_addr_t txnext, rxnext; /* DMA address for next transfer */
10062 +};
10063 +
10064 +
10065 +/* Exported functions */
10066 +extern void spi_access_bus(short device);
10067 +extern void spi_release_bus(short device);
10068 +extern int spi_transfer(struct spi_transfer_list* list);
10069 +
10070 +#endif
10071 Index: linux-2.6.21.7/include/asm-arm/arch-at91/timex.h
10072 ===================================================================
10073 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/timex.h
10074 +++ linux-2.6.21.7/include/asm-arm/arch-at91/timex.h
10075 @@ -37,6 +37,11 @@
10076 #define AT91SAM9_MASTER_CLOCK 99959500
10077 #define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
10078
10079 +#elif defined(CONFIG_ARCH_AT91SAM9RL)
10080 +
10081 +#define AT91SAM9_MASTER_CLOCK 100000000
10082 +#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
10083 +
10084 #endif
10085
10086 #endif
10087 Index: linux-2.6.21.7/include/asm-arm/arch-at91/uncompress.h
10088 ===================================================================
10089 --- linux-2.6.21.7.orig/include/asm-arm/arch-at91/uncompress.h
10090 +++ linux-2.6.21.7/include/asm-arm/arch-at91/uncompress.h
10091 @@ -21,7 +21,7 @@
10092 #ifndef __ASM_ARCH_UNCOMPRESS_H
10093 #define __ASM_ARCH_UNCOMPRESS_H
10094
10095 -#include <asm/hardware.h>
10096 +#include <asm/io.h>
10097 #include <asm/arch/at91_dbgu.h>
10098
10099 /*
10100 Index: linux-2.6.21.7/include/linux/clk.h
10101 ===================================================================
10102 --- linux-2.6.21.7.orig/include/linux/clk.h
10103 +++ linux-2.6.21.7/include/linux/clk.h
10104 @@ -121,4 +121,24 @@ int clk_set_parent(struct clk *clk, stru
10105 */
10106 struct clk *clk_get_parent(struct clk *clk);
10107
10108 +/**
10109 + * clk_must_disable - report whether a clock's users must disable it
10110 + * @clk: one node in the clock tree
10111 + *
10112 + * This routine returns true only if the upcoming system state requires
10113 + * disabling the specified clock.
10114 + *
10115 + * It's common for platform power states to constrain certain clocks (and
10116 + * their descendants) to be unavailable, while other states allow that
10117 + * clock to be active. A platform's power states often include an "all on"
10118 + * mode; system wide sleep states like "standby" or "suspend-to-RAM"; and
10119 + * operating states which sacrifice functionality for lower power usage.
10120 + *
10121 + * The constraint value is commonly tested in device driver suspend(), to
10122 + * leave clocks active if they are needed for features like wakeup events.
10123 + * On platforms that support reduced functionality operating states, the
10124 + * constraint may also need to be tested during resume() and probe() calls.
10125 + */
10126 +int clk_must_disable(struct clk *clk);
10127 +
10128 #endif
10129 Index: linux-2.6.21.7/include/linux/i2c-id.h
10130 ===================================================================
10131 --- linux-2.6.21.7.orig/include/linux/i2c-id.h
10132 +++ linux-2.6.21.7/include/linux/i2c-id.h
10133 @@ -202,6 +202,7 @@
10134
10135 /* --- PCA 9564 based algorithms */
10136 #define I2C_HW_A_ISA 0x1a0000 /* generic ISA Bus interface card */
10137 +#define I2C_HW_A_PLAT 0x1a0001 /* generic platform_bus interface */
10138
10139 /* --- ACPI Embedded controller algorithms */
10140 #define I2C_HW_ACPI_EC 0x1f0000
10141 Index: linux-2.6.21.7/include/video/atmel_lcdc.h
10142 ===================================================================
10143 --- /dev/null
10144 +++ linux-2.6.21.7/include/video/atmel_lcdc.h
10145 @@ -0,0 +1,196 @@
10146 +/*
10147 + * Header file for AT91/AT32 LCD Controller
10148 + *
10149 + * Data structure and register user interface
10150 + *
10151 + * Copyright (C) 2007 Atmel Corporation
10152 + *
10153 + * This program is free software; you can redistribute it and/or modify
10154 + * it under the terms of the GNU General Public License as published by
10155 + * the Free Software Foundation; either version 2 of the License, or
10156 + * (at your option) any later version.
10157 + *
10158 + * This program is distributed in the hope that it will be useful,
10159 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
10160 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10161 + * GNU General Public License for more details.
10162 + *
10163 + * You should have received a copy of the GNU General Public License
10164 + * along with this program; if not, write to the Free Software
10165 + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
10166 + */
10167 +#ifndef __ATMEL_LCDC_H__
10168 +#define __ATMEL_LCDC_H__
10169 +
10170 + /* LCD Controller info data structure */
10171 +struct atmel_lcdfb_info {
10172 + spinlock_t lock;
10173 + struct fb_info *info;
10174 + void __iomem *mmio;
10175 + unsigned long irq_base;
10176 +
10177 + unsigned int guard_time;
10178 + struct platform_device *pdev;
10179 + struct clk *bus_clk;
10180 + struct clk *lcdc_clk;
10181 + unsigned int default_bpp;
10182 + unsigned int default_lcdcon2;
10183 + unsigned int default_dmacon;
10184 + void (*atmel_lcdfb_power_control)(int on);
10185 + struct fb_monspecs *default_monspecs;
10186 + u32 pseudo_palette[16];
10187 +};
10188 +
10189 +#define ATMEL_LCDC_DMABADDR1 0x00
10190 +#define ATMEL_LCDC_DMABADDR2 0x04
10191 +#define ATMEL_LCDC_DMAFRMPT1 0x08
10192 +#define ATMEL_LCDC_DMAFRMPT2 0x0c
10193 +#define ATMEL_LCDC_DMAFRMADD1 0x10
10194 +#define ATMEL_LCDC_DMAFRMADD2 0x14
10195 +
10196 +#define ATMEL_LCDC_DMAFRMCFG 0x18
10197 +#define ATMEL_LCDC_FRSIZE (0x7fffff << 0)
10198 +#define ATMEL_LCDC_BLENGTH_OFFSET 24
10199 +#define ATMEL_LCDC_BLENGTH (0x7f << ATMEL_LCDC_BLENGTH_OFFSET)
10200 +
10201 +#define ATMEL_LCDC_DMACON 0x1c
10202 +#define ATMEL_LCDC_DMAEN (0x1 << 0)
10203 +#define ATMEL_LCDC_DMARST (0x1 << 1)
10204 +#define ATMEL_LCDC_DMABUSY (0x1 << 2)
10205 +#define ATMEL_LCDC_DMAUPDT (0x1 << 3)
10206 +#define ATMEL_LCDC_DMA2DEN (0x1 << 4)
10207 +
10208 +#define ATMEL_LCDC_DMA2DCFG 0x20
10209 +#define ATMEL_LCDC_ADDRINC_OFFSET 0
10210 +#define ATMEL_LCDC_ADDRINC (0xffff)
10211 +#define ATMEL_LCDC_PIXELOFF_OFFSET 24
10212 +#define ATMEL_LCDC_PIXELOFF (0x1f << 24)
10213 +
10214 +#define ATMEL_LCDC_LCDCON1 0x0800
10215 +#define ATMEL_LCDC_BYPASS (1 << 0)
10216 +#define ATMEL_LCDC_CLKVAL_OFFSET 12
10217 +#define ATMEL_LCDC_CLKVAL (0x1ff << ATMEL_LCDC_CLKVAL_OFFSET)
10218 +#define ATMEL_LCDC_LINCNT (0x7ff << 21)
10219 +
10220 +#define ATMEL_LCDC_LCDCON2 0x0804
10221 +#define ATMEL_LCDC_DISTYPE (3 << 0)
10222 +#define ATMEL_LCDC_DISTYPE_STNMONO (0 << 0)
10223 +#define ATMEL_LCDC_DISTYPE_STNCOLOR (1 << 0)
10224 +#define ATMEL_LCDC_DISTYPE_TFT (2 << 0)
10225 +#define ATMEL_LCDC_SCANMOD (1 << 2)
10226 +#define ATMEL_LCDC_SCANMOD_SINGLE (0 << 2)
10227 +#define ATMEL_LCDC_SCANMOD_DUAL (1 << 2)
10228 +#define ATMEL_LCDC_IFWIDTH (3 << 3)
10229 +#define ATMEL_LCDC_IFWIDTH_4 (0 << 3)
10230 +#define ATMEL_LCDC_IFWIDTH_8 (1 << 3)
10231 +#define ATMEL_LCDC_IFWIDTH_16 (2 << 3)
10232 +#define ATMEL_LCDC_PIXELSIZE (7 << 5)
10233 +#define ATMEL_LCDC_PIXELSIZE_1 (0 << 5)
10234 +#define ATMEL_LCDC_PIXELSIZE_2 (1 << 5)
10235 +#define ATMEL_LCDC_PIXELSIZE_4 (2 << 5)
10236 +#define ATMEL_LCDC_PIXELSIZE_8 (3 << 5)
10237 +#define ATMEL_LCDC_PIXELSIZE_16 (4 << 5)
10238 +#define ATMEL_LCDC_PIXELSIZE_24 (5 << 5)
10239 +#define ATMEL_LCDC_PIXELSIZE_32 (6 << 5)
10240 +#define ATMEL_LCDC_INVVD (1 << 8)
10241 +#define ATMEL_LCDC_INVVD_NORMAL (0 << 8)
10242 +#define ATMEL_LCDC_INVVD_INVERTED (1 << 8)
10243 +#define ATMEL_LCDC_INVFRAME (1 << 9 )
10244 +#define ATMEL_LCDC_INVFRAME_NORMAL (0 << 9)
10245 +#define ATMEL_LCDC_INVFRAME_INVERTED (1 << 9)
10246 +#define ATMEL_LCDC_INVLINE (1 << 10)
10247 +#define ATMEL_LCDC_INVLINE_NORMAL (0 << 10)
10248 +#define ATMEL_LCDC_INVLINE_INVERTED (1 << 10)
10249 +#define ATMEL_LCDC_INVCLK (1 << 11)
10250 +#define ATMEL_LCDC_INVCLK_NORMAL (0 << 11)
10251 +#define ATMEL_LCDC_INVCLK_INVERTED (1 << 11)
10252 +#define ATMEL_LCDC_INVDVAL (1 << 12)
10253 +#define ATMEL_LCDC_INVDVAL_NORMAL (0 << 12)
10254 +#define ATMEL_LCDC_INVDVAL_INVERTED (1 << 12)
10255 +#define ATMEL_LCDC_CLKMOD (1 << 15)
10256 +#define ATMEL_LCDC_CLKMOD_ACTIVEDISPLAY (0 << 15)
10257 +#define ATMEL_LCDC_CLKMOD_ALWAYSACTIVE (1 << 15)
10258 +#define ATMEL_LCDC_MEMOR (1 << 31)
10259 +#define ATMEL_LCDC_MEMOR_BIG (0 << 31)
10260 +#define ATMEL_LCDC_MEMOR_LITTLE (1 << 31)
10261 +
10262 +#define ATMEL_LCDC_TIM1 0x0808
10263 +#define ATMEL_LCDC_VFP (0xff << 0)
10264 +#define ATMEL_LCDC_VBP_OFFSET 8
10265 +#define ATMEL_LCDC_VBP (0xff << ATMEL_LCDC_VBP_OFFSET)
10266 +#define ATMEL_LCDC_VPW_OFFSET 16
10267 +#define ATMEL_LCDC_VPW (0x3f << ATMEL_LCDC_VPW_OFFSET)
10268 +#define ATMEL_LCDC_VHDLY_OFFSET 24
10269 +#define ATMEL_LCDC_VHDLY (0xf << ATMEL_LCDC_VHDLY_OFFSET)
10270 +
10271 +#define ATMEL_LCDC_TIM2 0x080c
10272 +#define ATMEL_LCDC_HBP (0xff << 0)
10273 +#define ATMEL_LCDC_HPW_OFFSET 8
10274 +#define ATMEL_LCDC_HPW (0x3f << ATMEL_LCDC_HPW_OFFSET)
10275 +#define ATMEL_LCDC_HFP_OFFSET 21
10276 +#define ATMEL_LCDC_HFP (0x7ff << ATMEL_LCDC_HFP_OFFSET)
10277 +
10278 +#define ATMEL_LCDC_LCDFRMCFG 0x0810
10279 +#define ATMEL_LCDC_LINEVAL (0x7ff << 0)
10280 +#define ATMEL_LCDC_HOZVAL_OFFSET 21
10281 +#define ATMEL_LCDC_HOZVAL (0x7ff << ATMEL_LCDC_HOZVAL_OFFSET)
10282 +
10283 +#define ATMEL_LCDC_FIFO 0x0814
10284 +#define ATMEL_LCDC_FIFOTH (0xffff)
10285 +
10286 +#define ATMEL_LCDC_MVAL 0x0818
10287 +
10288 +#define ATMEL_LCDC_DP1_2 0x081c
10289 +#define ATMEL_LCDC_DP4_7 0x0820
10290 +#define ATMEL_LCDC_DP3_5 0x0824
10291 +#define ATMEL_LCDC_DP2_3 0x0828
10292 +#define ATMEL_LCDC_DP5_7 0x082c
10293 +#define ATMEL_LCDC_DP3_4 0x0830
10294 +#define ATMEL_LCDC_DP4_5 0x0834
10295 +#define ATMEL_LCDC_DP6_7 0x0838
10296 +#define ATMEL_LCDC_DP1_2_VAL (0xff)
10297 +#define ATMEL_LCDC_DP4_7_VAL (0xfffffff)
10298 +#define ATMEL_LCDC_DP3_5_VAL (0xfffff)
10299 +#define ATMEL_LCDC_DP2_3_VAL (0xfff)
10300 +#define ATMEL_LCDC_DP5_7_VAL (0xfffffff)
10301 +#define ATMEL_LCDC_DP3_4_VAL (0xffff)
10302 +#define ATMEL_LCDC_DP4_5_VAL (0xfffff)
10303 +#define ATMEL_LCDC_DP6_7_VAL (0xfffffff)
10304 +
10305 +#define ATMEL_LCDC_PWRCON 0x083c
10306 +#define ATMEL_LCDC_PWR (1 << 0)
10307 +#define ATMEL_LCDC_GUARDT_OFFSET 1
10308 +#define ATMEL_LCDC_GUARDT (0x7f << ATMEL_LCDC_GUARDT_OFFSET)
10309 +#define ATMEL_LCDC_BUSY (1 << 31)
10310 +
10311 +#define ATMEL_LCDC_CONTRAST_CTR 0x0840
10312 +#define ATMEL_LCDC_PS (3 << 0)
10313 +#define ATMEL_LCDC_PS_DIV1 (0 << 0)
10314 +#define ATMEL_LCDC_PS_DIV2 (1 << 0)
10315 +#define ATMEL_LCDC_PS_DIV4 (2 << 0)
10316 +#define ATMEL_LCDC_PS_DIV8 (3 << 0)
10317 +#define ATMEL_LCDC_POL (1 << 2)
10318 +#define ATMEL_LCDC_POL_NEGATIVE (0 << 2)
10319 +#define ATMEL_LCDC_POL_POSITIVE (1 << 2)
10320 +#define ATMEL_LCDC_ENA (1 << 3)
10321 +#define ATMEL_LCDC_ENA_PWMDISABLE (0 << 3)
10322 +#define ATMEL_LCDC_ENA_PWMENABLE (1 << 3)
10323 +
10324 +#define ATMEL_LCDC_CONTRAST_VAL 0x0844
10325 +#define ATMEL_LCDC_CVAL (0xff)
10326 +
10327 +#define ATMEL_LCDC_IER 0x0848
10328 +#define ATMEL_LCDC_IDR 0x084c
10329 +#define ATMEL_LCDC_IMR 0x0850
10330 +#define ATMEL_LCDC_ISR 0x0854
10331 +#define ATMEL_LCDC_ICR 0x0858
10332 +#define ATMEL_LCDC_LNI (1 << 0)
10333 +#define ATMEL_LCDC_LSTLNI (1 << 1)
10334 +#define ATMEL_LCDC_EOFI (1 << 2)
10335 +#define ATMEL_LCDC_UFLWI (1 << 4)
10336 +#define ATMEL_LCDC_OWRI (1 << 5)
10337 +#define ATMEL_LCDC_MERI (1 << 6)
10338 +
10339 +#define ATMEL_LCDC_LUT(n) (0x0c00 + ((n)*4))
10340 +
10341 +#endif /* __ATMEL_LCDC_H__ */
10342 Index: linux-2.6.21.7/sound/soc/at91/eti_b1_wm8731.c
10343 ===================================================================
10344 --- linux-2.6.21.7.orig/sound/soc/at91/eti_b1_wm8731.c
10345 +++ linux-2.6.21.7/sound/soc/at91/eti_b1_wm8731.c
10346 @@ -34,8 +34,7 @@
10347 #include <sound/soc.h>
10348 #include <sound/soc-dapm.h>
10349
10350 -#include <asm/arch/hardware.h>
10351 -#include <asm/arch/at91_pio.h>
10352 +#include <asm/hardware.h>
10353 #include <asm/arch/gpio.h>
10354
10355 #include "../codecs/wm8731.h"
10356 @@ -48,13 +47,6 @@
10357 #define DBG(x...)
10358 #endif
10359
10360 -#define AT91_PIO_TF1 (1 << (AT91_PIN_PB6 - PIN_BASE) % 32)
10361 -#define AT91_PIO_TK1 (1 << (AT91_PIN_PB7 - PIN_BASE) % 32)
10362 -#define AT91_PIO_TD1 (1 << (AT91_PIN_PB8 - PIN_BASE) % 32)
10363 -#define AT91_PIO_RD1 (1 << (AT91_PIN_PB9 - PIN_BASE) % 32)
10364 -#define AT91_PIO_RK1 (1 << (AT91_PIN_PB10 - PIN_BASE) % 32)
10365 -#define AT91_PIO_RF1 (1 << (AT91_PIN_PB11 - PIN_BASE) % 32)
10366 -
10367 static struct clk *pck1_clk;
10368 static struct clk *pllb_clk;
10369
10370 @@ -277,7 +269,6 @@ static struct platform_device *eti_b1_sn
10371 static int __init eti_b1_init(void)
10372 {
10373 int ret;
10374 - u32 ssc_pio_lines;
10375 struct at91_ssc_periph *ssc = eti_b1_dai.cpu_dai->private_data;
10376
10377 if (!request_mem_region(AT91RM9200_BASE_SSC1, SZ_16K, "soc-audio")) {
10378 @@ -311,19 +302,12 @@ static int __init eti_b1_init(void)
10379 goto fail_io_unmap;
10380 }
10381
10382 - ssc_pio_lines = AT91_PIO_TF1 | AT91_PIO_TK1 | AT91_PIO_TD1
10383 - | AT91_PIO_RD1 /* | AT91_PIO_RK1 */ | AT91_PIO_RF1;
10384 -
10385 - /* Reset all PIO registers and assign lines to peripheral A */
10386 - at91_sys_write(AT91_PIOB + PIO_PDR, ssc_pio_lines);
10387 - at91_sys_write(AT91_PIOB + PIO_ODR, ssc_pio_lines);
10388 - at91_sys_write(AT91_PIOB + PIO_IFDR, ssc_pio_lines);
10389 - at91_sys_write(AT91_PIOB + PIO_CODR, ssc_pio_lines);
10390 - at91_sys_write(AT91_PIOB + PIO_IDR, ssc_pio_lines);
10391 - at91_sys_write(AT91_PIOB + PIO_MDDR, ssc_pio_lines);
10392 - at91_sys_write(AT91_PIOB + PIO_PUDR, ssc_pio_lines);
10393 - at91_sys_write(AT91_PIOB + PIO_ASR, ssc_pio_lines);
10394 - at91_sys_write(AT91_PIOB + PIO_OWDR, ssc_pio_lines);
10395 + at91_set_A_periph(AT91_PIN_PB6, 0); /* TF1 */
10396 + at91_set_A_periph(AT91_PIN_PB7, 0); /* TK1 */
10397 + at91_set_A_periph(AT91_PIN_PB8, 0); /* TD1 */
10398 + at91_set_A_periph(AT91_PIN_PB9, 0); /* RD1 */
10399 +/* at91_set_A_periph(AT91_PIN_PB10, 0);*/ /* RK1 */
10400 + at91_set_A_periph(AT91_PIN_PB11, 0); /* RF1 */
10401
10402 /*
10403 * Set PCK1 parent to PLLB and its rate to 12 Mhz.
Personal OpenWRT clone
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