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[coldfire]: 2.6.31 support (WiP)
[openwrt.git] / target / linux / coldfire / patches / 052-m547x_8x_dspi.patch
1 From acc2bc0cd419c176820d4a384eb36498a066366d Mon Sep 17 00:00:00 2001
2 From: Kurt Mahan <kmahan@freescale.com>
3 Date: Wed, 30 Apr 2008 14:20:48 -0600
4 Subject: [PATCH] DSPI support for M547x/M548x.
5
6 LTIBName: m547x-8x-dspi
7 Signed-off-by: Kurt Mahan <kmahan@freescale.com>
8 ---
9 arch/m68k/coldfire/Makefile | 1 +
10 arch/m68k/coldfire/m547x_8x-devices.c | 150 +++++++++++++
11 drivers/spi/Makefile | 3 +-
12 drivers/spi/spi_coldfire.c | 382 ++++++++++++++++-----------------
13 include/asm-m68k/m5485dspi.h | 144 +++++++++++++
14 include/asm-m68k/mcfqspi.h | 1 +
15 include/asm-m68k/mcfsim.h | 1 +
16 7 files changed, 485 insertions(+), 197 deletions(-)
17 create mode 100644 arch/m68k/coldfire/m547x_8x-devices.c
18 create mode 100644 include/asm-m68k/m5485dspi.h
19
20 --- a/arch/m68k/coldfire/Makefile
21 +++ b/arch/m68k/coldfire/Makefile
22 @@ -10,4 +10,5 @@ endif
23
24 obj-$(CONFIG_PCI) += pci.o mcf5445x-pci.o iomap.o
25 obj-$(CONFIG_M54455) += mcf5445x-devices.o
26 +obj-$(CONFIG_M547X_8X) += m547x_8x-devices.o
27 obj-$(CONFIG_MCD_DMA) += m547x_8x-dma.o
28 --- /dev/null
29 +++ b/arch/m68k/coldfire/m547x_8x-devices.c
30 @@ -0,0 +1,150 @@
31 +/*
32 + * arch/m68k/coldfire/m547x_8x-devices.c
33 + *
34 + * Coldfire M547x/M548x Platform Device Configuration
35 + *
36 + * Copyright (c) 2008 Freescale Semiconductor, Inc.
37 + * Kurt Mahan <kmahan@freescale.com>
38 + */
39 +#include <linux/module.h>
40 +#include <linux/kernel.h>
41 +#include <linux/init.h>
42 +#include <linux/platform_device.h>
43 +#include <linux/fsl_devices.h>
44 +#include <linux/spi/spi.h>
45 +
46 +#include <asm/coldfire.h>
47 +#include <asm/mcfsim.h>
48 +#include <asm/mcfqspi.h>
49 +
50 +
51 +#ifdef CONFIG_SPI
52 +/*
53 + *
54 + * DSPI
55 + *
56 + */
57 +
58 +/* number of supported SPI selects */
59 +#define SPI_NUM_CHIPSELECTS 4
60 +
61 +void coldfire_spi_cs_control(u8 cs, u8 command)
62 +{
63 + /* nothing special required */
64 +}
65 +
66 +static struct spi_board_info spi_board_info[] = {
67 + /* no board info */
68 +};
69 +
70 +static int spi_irq_list[] = {
71 + /* IRQ, ICR Offset, ICR Val, Mask */
72 + 64 + ISC_DSPI_OVRFW, 0, 0, 0,
73 + 64 + ISC_DSPI_RFOF, 0, 0, 0,
74 + 64 + ISC_DSPI_RFDF, 0, 0, 0,
75 + 64 + ISC_DSPI_TFUF, 0, 0, 0,
76 + 64 + ISC_DSPI_TCF, 0, 0, 0,
77 + 64 + ISC_DSPI_TFFF, 0, 0, 0,
78 + 64 + ISC_DSPI_EOQF, 0, 0, 0,
79 + 0,0,0,0,
80 +};
81 +
82 +static struct coldfire_spi_master coldfire_master_info = {
83 + .bus_num = 1,
84 + .num_chipselect = SPI_NUM_CHIPSELECTS,
85 + .irq_list = spi_irq_list,
86 + .irq_source = 0, /* not used */
87 + .irq_vector = 0, /* not used */
88 + .irq_mask = 0, /* not used */
89 + .irq_lp = 0, /* not used */
90 + .par_val = 0, /* not used */
91 + .cs_control = coldfire_spi_cs_control,
92 +};
93 +
94 +static struct resource coldfire_spi_resources[] = {
95 + [0] = {
96 + .name = "spi-par",
97 + .start = MCF_MBAR + 0x00000a50, /* PAR_DSPI */
98 + .end = MCF_MBAR + 0x00000a50, /* PAR_DSPI */
99 + .flags = IORESOURCE_MEM
100 + },
101 +
102 + [1] = {
103 + .name = "spi-module",
104 + .start = MCF_MBAR + 0x00008a00, /* DSPI MCR Base */
105 + .end = MCF_MBAR + 0x00008ab8, /* DSPI mem map end */
106 + .flags = IORESOURCE_MEM
107 + },
108 +
109 + [2] = {
110 + .name = "spi-int-level",
111 + .start = MCF_MBAR + 0x740, /* ICR start */
112 + .end = MCF_MBAR + 0x740 + ISC_DSPI_EOQF, /* ICR end */
113 + .flags = IORESOURCE_MEM
114 + },
115 +
116 + [3] = {
117 + .name = "spi-int-mask",
118 + .start = MCF_MBAR + 0x70c, /* IMRL */
119 + .end = MCF_MBAR + 0x70c, /* IMRL */
120 + .flags = IORESOURCE_MEM
121 + }
122 +};
123 +
124 +static struct platform_device coldfire_spi = {
125 + .name = "spi_coldfire",
126 + .id = -1,
127 + .resource = coldfire_spi_resources,
128 + .num_resources = ARRAY_SIZE(coldfire_spi_resources),
129 + .dev = {
130 + .platform_data = &coldfire_master_info,
131 + }
132 +};
133 +
134 +/**
135 + * m547x_8x_spi_init - Initialize SPI
136 + */
137 +static int __init m547x_8x_spi_init(void)
138 +{
139 + int retval;
140 +
141 + /* initialize the DSPI PAR */
142 + MCF_GPIO_PAR_DSPI = (MCF_GPIO_PAR_DSPI_PAR_CS5 |
143 + MCF_GPIO_PAR_DSPI_PAR_CS3_DSPICS |
144 + MCF_GPIO_PAR_DSPI_PAR_CS2_DSPICS |
145 + MCF_GPIO_PAR_DSPI_PAR_CS0_DSPICS |
146 + MCF_GPIO_PAR_DSPI_PAR_SCK_SCK |
147 + MCF_GPIO_PAR_DSPI_PAR_SIN_SIN |
148 + MCF_GPIO_PAR_DSPI_PAR_SOUT_SOUT);
149 +
150 + /* register device */
151 + retval = platform_device_register(&coldfire_spi);
152 + if (retval < 0) {
153 + printk(KERN_ERR "SPI-m547x_8x: platform_device_register failed with code=%d\n", retval);
154 + goto out;
155 + }
156 +
157 + /* register board info */
158 + if (ARRAY_SIZE(spi_board_info))
159 + retval = spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
160 +
161 +out:
162 + return retval;
163 +}
164 +#endif
165 +
166 +
167 +/**
168 + * m547x_8x_init_devices - Initialize M547X_8X devices
169 + *
170 + * Returns 0 on success.
171 + */
172 +static int __init m547x_8x_init_devices(void)
173 +{
174 +#ifdef CONFIG_SPI
175 + m547x_8x_spi_init();
176 +#endif
177 +
178 + return 0;
179 +}
180 +arch_initcall(m547x_8x_init_devices);
181 --- a/drivers/spi/Makefile
182 +++ b/drivers/spi/Makefile
183 @@ -18,7 +18,8 @@ obj-$(CONFIG_SPI_BFIN) += spi_bfin5xx.
184 obj-$(CONFIG_SPI_BITBANG) += spi_bitbang.o
185 obj-$(CONFIG_SPI_AU1550) += au1550_spi.o
186 obj-$(CONFIG_SPI_BUTTERFLY) += spi_butterfly.o
187 -obj-$(CONFIG_SPI_COLDFIRE) += spi_coldfire.o spi-m5445x.o
188 +# obj-$(CONFIG_SPI_COLDFIRE) += spi_coldfire.o spi-m5445x.o
189 +obj-$(CONFIG_SPI_COLDFIRE) += spi_coldfire.o
190 obj-$(CONFIG_SPI_GPIO) += spi_gpio.o
191 obj-$(CONFIG_SPI_IMX) += spi_imx.o
192 obj-$(CONFIG_SPI_LM70_LLP) += spi_lm70llp.o
193 --- a/drivers/spi/spi_coldfire.c
194 +++ b/drivers/spi/spi_coldfire.c
195 @@ -1,29 +1,39 @@
196 -/****************************************************************************/
197 -
198 /*
199 - * spi_coldfire.c - Master QSPI/DSPI controller for the ColdFire processors
200 + * spi_coldfire.c - Master QSPI/DSPI controller for the ColdFire processors
201 + *
202 *
203 * (C) Copyright 2005, Intec Automation,
204 * Mike Lavender (mike@steroidmicros)
205 *
206 - * (C) Copyright 2007, Freescale Inc,
207 - * Yaroslav Vinogradov (yaroslav.vinogradov@freescale.com)
208 + * (C) Copyright 2007-2008, Freescale Inc,
209 + * Yaroslav Vinogradov
210 + * Andrey Butok
211 + * Kurt Mahan
212 *
213 -
214 - This program is free software; you can redistribute it and/or modify
215 - it under the terms of the GNU General Public License as published by
216 - the Free Software Foundation; either version 2 of the License, or
217 - (at your option) any later version.
218 -
219 - This program is distributed in the hope that it will be useful,
220 - but WITHOUT ANY WARRANTY; without even the implied warranty of
221 - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
222 - GNU General Public License for more details.
223 -
224 - You should have received a copy of the GNU General Public License
225 - along with this program; if not, write to the Free Software
226 - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
227 -/* ------------------------------------------------------------------------- */
228 + * This program is free software; you can redistribute it and/or modify it
229 + * under the terms of the GNU General Public License as published by the
230 + * Free Software Foundation; either version 2 of the License, or (at your
231 + * option) any later version.
232 + *
233 + * This program is distributed in the hope that it will be useful,
234 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
235 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
236 + * GNU General Public License for more details.
237 + *
238 + * You should have received a copy of the GNU General Public License
239 + * along with this program; if not, write to the Free Software
240 + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
241 + *
242 + ***************************************************************************
243 + * Changes:
244 + * v0.003 12 February 2008 Andrey Butok, Freescale Semiconductor
245 + * Added suport of MCF5227x DSPI module.
246 + * v0.002 2007 Yaroslav Vinogradov, Freescale Semiconductor
247 + * Added suport of MCF5445x DSPI module.
248 + * v0.001 2005 Mike Lavender, Intec Automation,
249 + * Intial version. Coldfire QSPI master driver.
250 + *
251 + */
252
253
254 /****************************************************************************/
255 @@ -46,41 +56,52 @@
256 #include <asm/mcfsim.h>
257 #include <asm/mcfqspi.h>
258 #include <asm/coldfire.h>
259 -#include <asm/virtconvert.h>
260
261 #if defined(CONFIG_M54455)
262 + #include <asm/virtconvert.h>
263 +
264 #define SPI_DSPI
265 #if defined(CONFIG_SPI_COLDFIRE_DSPI_EDMA)
266 #define SPI_DSPI_EDMA
267 #ifdef CONFIG_MMU
268 #define SPI_USE_MMU
269 #endif
270 + #include <asm/mcf5445x_edma.h>
271 #endif
272 +
273 + #include <asm/mcf5445x_dspi.h>
274 #endif
275
276 -#ifdef SPI_DSPI
277 -#include <asm/mcf5445x_dspi.h>
278 +#if defined(CONFIG_M547X_8X)
279 + #define SPI_DSPI
280 +
281 + #include <asm/virtconvert.h>
282 + #include <asm/m5485dspi.h>
283 +#endif
284
285 +#ifdef CONFIG_M5227x
286 + #define SPI_DSPI
287
288 + #if defined(CONFIG_SPI_COLDFIRE_DSPI_EDMA)
289 + #define SPI_DSPI_EDMA
290 + #endif
291 #endif
292
293 +
294 #if defined(SPI_DSPI_EDMA)
295
296 /* edma buffer size in transfer units (32bits) */
297 #define EDMA_BUFFER_SIZE (PAGE_SIZE/4)
298 -#define EDMA_BUFSIZE_KMALLOC (EDMA_BUFFER_SIZE*4)
299 -
300 -#define DSPI_DMA_RX_TCD 12
301 -#define DSPI_DMA_TX_TCD 13
302 +#define EDMA_BUFSIZE_KMALLOC (EDMA_BUFFER_SIZE*4)
303
304 +#define DSPI_DMA_RX_TCD MCF_EDMA_CHAN_DSPI_RX
305 +#define DSPI_DMA_TX_TCD MCF_EDMA_CHAN_DSPI_TX
306
307 -#include <asm/coldfire_edma.h>
308 -#include <asm/mcf5445x_edma.h>
309 +#include <asm/mcf_edma.h>
310 #endif
311
312 -
313 MODULE_AUTHOR("Mike Lavender");
314 -MODULE_DESCRIPTION("ColdFire QSPI Contoller");
315 +MODULE_DESCRIPTION("ColdFire SPI Contoller");
316 MODULE_LICENSE("GPL");
317
318 #define DRIVER_NAME "Coldfire QSPI/DSPI"
319 @@ -92,7 +113,6 @@ MODULE_LICENSE("GPL");
320 */
321
322 #define QSPI_RAM_SIZE 0x10 /* 16 word table */
323 -
324 #define QSPI_TRANSMIT_RAM 0x00
325 #define QSPI_RECEIVE_RAM 0x10
326 #define QSPI_COMMAND_RAM 0x20
327 @@ -296,13 +316,10 @@ struct driver_data {
328 u32 *dspi_rser; /* DSPI RSER register */
329 u32 *dspi_sr; /* DSPI status register */
330 u8 dspi_ctas; /* DSPI CTAS value*/
331 -
332 #if defined(SPI_DSPI_EDMA)
333 void* edma_tx_buf;
334 void* edma_rx_buf;
335 #endif
336 -
337 -
338 #else
339 u16 *qmr; /* QSPI mode register */
340 u16 *qdlyr; /* QSPI delay register */
341 @@ -312,7 +329,11 @@ struct driver_data {
342 u16 *qdr; /* QSPI data register */
343 u16 *qcr; /* QSPI command register */
344 #endif
345 +#if defined(CONFIG_M532x) || defined(CONFIG_M537x)
346 + u16 *par; /* Pin assignment register */
347 +#else
348 u8 *par; /* Pin assignment register */
349 +#endif
350 u8 *int_icr; /* Interrupt level and priority register */
351 u32 *int_mr; /* Interrupt mask register */
352 void (*cs_control)(u8 cs, u8 command);
353 @@ -327,8 +348,6 @@ struct driver_data {
354 * SPI local functions
355 */
356
357 -//#define SPI_COLDFIRE_DEBUG
358 -
359 static void *next_transfer(struct driver_data *drv_data)
360 {
361 struct spi_message *msg = drv_data->cur_msg;
362 @@ -387,11 +406,9 @@ static int write(struct driver_data *drv
363 int tx_word;
364
365 #if defined(SPI_DSPI)
366 -
367 #if defined(SPI_DSPI_EDMA)
368 u32* edma_wr;
369 #endif
370 -
371 u16 d16;
372 u8 d8;
373 u32 dspi_pushr;
374 @@ -400,9 +417,9 @@ static int write(struct driver_data *drv
375
376 tx_word = is_word_transfer(drv_data);
377
378 - // If we are in word mode, but only have a single byte to transfer
379 - // then switch to byte mode temporarily. Will switch back at the
380 - // end of the transfer.
381 + /* If we are in word mode, but only have a single byte to transfer
382 + * then switch to byte mode temporarily. Will switch back at the
383 + * end of the transfer. */
384 if (tx_word && ((drv_data->tx_end - drv_data->tx) == 1)) {
385 drv_data->flags |= TRAN_STATE_WORD_ODD_NUM;
386 set_8bit_transfer_mode(drv_data);
387 @@ -411,12 +428,10 @@ static int write(struct driver_data *drv
388
389
390 #if defined(SPI_DSPI)
391 -
392 #if defined(SPI_DSPI_EDMA)
393 edma_wr = (u32*)(drv_data->edma_tx_buf);
394 #endif
395
396 -
397 #if defined(SPI_DSPI_EDMA)
398 while ((drv_data->tx < drv_data->tx_end) && (tx_count < EDMA_BUFFER_SIZE)) {
399 #else
400 @@ -432,19 +447,16 @@ static int write(struct driver_data *drv
401 }
402
403 dspi_pushr = MCF_DSPI_DTFR_TXDATA(d16)
404 - | DSPI_CS(drv_data->cs)
405 - | MCF_DSPI_DTFR_CTAS(drv_data->dspi_ctas)
406 - //| MCF_DSPI_DTFR_CONT
407 - ;
408 -
409 + | DSPI_CS(drv_data->cs)
410 + | MCF_DSPI_DTFR_CTAS(drv_data->dspi_ctas);
411 drv_data->tx += 2;
412
413 #if defined(SPI_DSPI_EDMA)
414 if (drv_data->tx == drv_data->tx_end || tx_count==EDMA_BUFFER_SIZE-1) {
415 -#else
416 +#else
417 if (drv_data->tx == drv_data->tx_end || tx_count==DSPI_FIFO_SIZE-1) {
418 -#endif
419 - // last transfer in queue
420 +#endif
421 + /* last transfer in the queue */
422 dspi_pushr |= MCF_DSPI_DTFR_EOQ;
423 if (drv_data->cs_change) {
424 dspi_pushr &= ~MCF_DSPI_DTFR_CONT;
425 @@ -453,14 +465,13 @@ static int write(struct driver_data *drv
426
427 if (first) {
428 first = 0;
429 - dspi_pushr |= MCF_DSPI_DTFR_CTCNT; // clear counter
430 + dspi_pushr |= MCF_DSPI_DTFR_CTCNT; /* clear counter */
431 }
432 #if defined(SPI_DSPI_EDMA)
433 *edma_wr = dspi_pushr;
434 - edma_wr++;
435 + edma_wr++;
436 #else
437 *drv_data->dspi_dtfr = dspi_pushr;
438 - //MCF_DSPI_DTFR = dspi_pushr;
439 #endif
440
441
442 @@ -473,14 +484,13 @@ static int write(struct driver_data *drv
443
444 dspi_pushr = MCF_DSPI_DTFR_TXDATA(d8)
445 | DSPI_CS(drv_data->cs)
446 - /* | MCF_DSPI_DTFR_PCS5 | */
447 | MCF_DSPI_DTFR_CTAS(drv_data->dspi_ctas)
448 | MCF_DSPI_DTFR_CONT;
449
450 drv_data->tx++;
451
452 if (drv_data->tx == drv_data->tx_end || tx_count==DSPI_FIFO_SIZE-1) {
453 - // last transfer in queue
454 + /* last transfer in the queue */
455 dspi_pushr |= MCF_DSPI_DTFR_EOQ;
456 if (drv_data->cs_change) {
457 dspi_pushr &= ~MCF_DSPI_DTFR_CONT;
458 @@ -489,16 +499,15 @@ static int write(struct driver_data *drv
459
460 if (first) {
461 first = 0;
462 - dspi_pushr |= MCF_DSPI_DTFR_CTCNT; // clear counter
463 + dspi_pushr |= MCF_DSPI_DTFR_CTCNT; /* clear counter */
464 }
465
466 #if defined(SPI_DSPI_EDMA)
467 *edma_wr = dspi_pushr;
468 - edma_wr++;
469 -#else
470 + edma_wr++;
471 +#else
472 *drv_data->dspi_dtfr = dspi_pushr;
473 - //MCF_DSPI_DTFR = dspi_pushr;
474 -#endif
475 +#endif
476
477 }
478 tx_count++;
479 @@ -508,8 +517,8 @@ static int write(struct driver_data *drv
480
481 if (tx_count>0) {
482
483 - // TODO: initiate eDMA transfer
484 - set_edma_params(DSPI_DMA_TX_TCD,
485 + /* TBD: initiate eDMA transfer */
486 + mcf_edma_set_tcd_params(DSPI_DMA_TX_TCD,
487 #ifdef SPI_USE_MMU
488 virt_to_phys(drv_data->edma_tx_buf),
489 #else
490 @@ -517,18 +526,18 @@ static int write(struct driver_data *drv
491 #endif
492 (u32)drv_data->dspi_dtfr,
493 MCF_EDMA_TCD_ATTR_SSIZE_32BIT | MCF_EDMA_TCD_ATTR_DSIZE_32BIT,
494 - 4, // soff
495 - 4, // nbytes
496 - 0, // slast
497 - tx_count, // citer
498 - tx_count, // biter
499 - 0, // doff
500 - 0, // dlastsga
501 - 0, // major_int
502 - 1 // disable_req
503 + 4, /* soff */
504 + 4, /* nbytes */
505 + 0, /* slast */
506 + tx_count, /* citer */
507 + tx_count, /* biter */
508 + 0, /* doff */
509 + 0, /* dlastsga */
510 + 0, /* major_int */
511 + 1 /* disable_req */
512 );
513
514 - set_edma_params(DSPI_DMA_RX_TCD,
515 + mcf_edma_set_tcd_params(DSPI_DMA_RX_TCD,
516 (u32)drv_data->dspi_drfr,
517 #ifdef SPI_USE_MMU
518 virt_to_phys(drv_data->edma_rx_buf),
519 @@ -536,20 +545,20 @@ static int write(struct driver_data *drv
520 drv_data->edma_rx_buf,
521 #endif
522 MCF_EDMA_TCD_ATTR_SSIZE_32BIT | MCF_EDMA_TCD_ATTR_DSIZE_32BIT,
523 - 0, // soff
524 - 4, // nbytes
525 - 0, // slast
526 - tx_count, // citer
527 - tx_count, // biter
528 - 4, // doff
529 - 0, // dlastsga
530 - 0, // major_int
531 - 1 // disable_req
532 + 0, /* soff */
533 + 4, /* nbytes */
534 + 0, /* slast */
535 + tx_count, /* citer */
536 + tx_count, /* biter */
537 + 4, /* doff */
538 + 0, /* dlastsga */
539 + 0, /* major_int */
540 + 1 /* disable_req */
541 );
542
543
544 - start_edma_transfer(DSPI_DMA_TX_TCD); // transmit SPI data
545 - start_edma_transfer(DSPI_DMA_RX_TCD); // receive SPI data
546 + start_edma_transfer(DSPI_DMA_TX_TCD); /* transmit SPI data */
547 + start_edma_transfer(DSPI_DMA_RX_TCD); /* receive SPI data */
548 }
549 #endif
550
551 @@ -583,9 +592,9 @@ static int write(struct driver_data *drv
552 | QCR_CONT
553 | (~((0x01 << drv_data->cs) << 8) & 0x0F00);
554
555 - if ( (cmd_count == tx_count - 1)
556 - && (drv_data->tx == drv_data->tx_end)
557 - && (drv_data->cs_change) ) {
558 + if ( (cmd_count == tx_count - 1)
559 + && (drv_data->tx == drv_data->tx_end)
560 + && (drv_data->cs_change) ) {
561 qcr &= ~QCR_CONT;
562 }
563 *drv_data->qcr = qcr;
564 @@ -613,7 +622,6 @@ static int read(struct driver_data *drv_
565 rx_word = is_word_transfer(drv_data);
566
567 #if defined(SPI_DSPI)
568 -
569 #if defined(SPI_DSPI_EDMA)
570 rx_edma = (u32*) drv_data->edma_tx_buf;
571 while ((drv_data->rx < drv_data->rx_end) && (rx_count < EDMA_BUFFER_SIZE)) {
572 @@ -646,10 +654,7 @@ static int read(struct driver_data *drv_
573 }
574 rx_count++;
575 }
576 -
577 -
578 #else
579 -
580 *drv_data->qar = QSPI_RECEIVE_RAM;
581 while ((drv_data->rx < drv_data->rx_end) && (rx_count < QSPI_RAM_SIZE)) {
582 if (rx_word) {
583 @@ -680,19 +685,18 @@ static inline void qspi_setup_chip(struc
584
585 *drv_data->mcr = chip->mcr_val;
586
587 - // TODO: remove later
588 + /* TBD: remove later */
589 +/* JKM -- validate */
590 chip->ctar_val = 0x78560118;
591
592 *drv_data->ctar = chip->ctar_val;
593 *drv_data->dspi_rser = 0
594 - | MCF_DSPI_DRSER_EOQFE
595 + | MCF_DSPI_DRSER_EOQFE
596 #if defined(SPI_DSPI_EDMA)
597 - | MCF_DSPI_DRSER_TFFFE
598 - | MCF_DSPI_DRSER_TFFFS
599 + | MCF_DSPI_DRSER_TFFFE
600 + | MCF_DSPI_DRSER_TFFFS
601 #endif
602 - ;
603 -
604 -
605 + ;
606 #else
607 *drv_data->qmr = chip->qmr_val;
608 *drv_data->qdlyr = chip->qdlyr_val;
609 @@ -770,7 +774,6 @@ static irqreturn_t qspi_interrupt(int ir
610 * transfer tasklet
611 */
612 if (drv_data->flags & TRAN_STATE_WORD_ODD_NUM) {
613 - //*drv_data->qmr &= ~QMR_BITS;
614 set_16bit_transfer_mode(drv_data);
615 }
616
617 @@ -857,10 +860,8 @@ static void pump_transfers(unsigned long
618 if (message->state == START_STATE) {
619 qspi_setup_chip(drv_data);
620
621 - if (drv_data->cs_control) {
622 - //printk( "m s\n" );
623 - drv_data->cs_control(message->spi->chip_select, QSPI_CS_ASSERT);
624 - }
625 + if (drv_data->cs_control)
626 + drv_data->cs_control(message->spi->chip_select, QSPI_CS_ASSERT);
627 }
628
629 /* Delay if requested at end of transfer*/
630 @@ -902,12 +903,12 @@ static void pump_transfers(unsigned long
631 }
632
633
634 -static void pump_messages(struct work_struct * work)
635 +static void pump_messages(struct work_struct *work)
636 {
637 struct driver_data *drv_data;
638 unsigned long flags;
639
640 - drv_data = container_of(work, struct driver_data, pump_messages);
641 + drv_data = container_of(work, struct driver_data, pump_messages);
642
643 /* Lock queue and check for queue work */
644 spin_lock_irqsave(&drv_data->lock, flags);
645 @@ -1002,7 +1003,7 @@ static int setup(struct spi_device *spi)
646 chip->mcr.cont_scke = 0;
647 chip->mcr.dconf = 0;
648 chip->mcr.frz = 0;
649 - chip->mcr.mtfe = 1;
650 + chip->mcr.mtfe = 0;
651 chip->mcr.pcsse = 0;
652 chip->mcr.rooe = 0;
653 chip->mcr.pcsis = 0xFF;
654 @@ -1019,7 +1020,7 @@ static int setup(struct spi_device *spi)
655 if ((spi->bits_per_word >= 4) && (spi->bits_per_word <= 16)) {
656 chip->ctar.fmsz = spi->bits_per_word-1;
657 } else {
658 - printk(KERN_ERR "coldfire-qspi: invalid wordsize\n");
659 + printk(KERN_ERR "coldfire-spi: invalid wordsize\n");
660 kfree(chip);
661 return -ENODEV;
662 }
663 @@ -1056,9 +1057,9 @@ static int setup(struct spi_device *spi)
664
665 #else
666
667 - chip->qwr.csiv = 1; // Chip selects are active low
668 - chip->qmr.master = 1; // Must set to master mode
669 - chip->qmr.dohie = 1; // Data output high impediance enabled
670 + chip->qwr.csiv = 1; /* Chip selects are active low */
671 + chip->qmr.master = 1; /* Must set to master mode */
672 + chip->qmr.dohie = 1; /* Data output high impediance enabled */
673 chip->void_write_data = chip_info->void_write_data;
674
675 chip->qdlyr.qcd = chip_info->del_cs_to_clk;
676 @@ -1075,8 +1076,8 @@ static int setup(struct spi_device *spi)
677
678 chip->qmr.baud = baud_divisor;
679
680 - //printk( "QSPI: spi->max_speed_hz %d\n", spi->max_speed_hz );
681 - //printk( "QSPI: Baud set to %d\n", chip->qmr.baud );
682 + /*printk( "SPI: spi->max_speed_hz %d\n", spi->max_speed_hz );*/
683 + /*printk( "SPI: Baud set to %d\n", chip->qmr.baud );*/
684
685 if (spi->mode & SPI_CPHA)
686 chip->qmr.cpha = 1;
687 @@ -1089,7 +1090,7 @@ static int setup(struct spi_device *spi)
688 } else if ((spi->bits_per_word >= 8) && (spi->bits_per_word <= 15)) {
689 chip->qmr.bits = spi->bits_per_word;
690 } else {
691 - printk(KERN_ERR "coldfire-qspi: invalid wordsize\n");
692 + printk(KERN_ERR "coldfire-spi: invalid wordsize\n");
693 kfree(chip);
694 return -ENODEV;
695 }
696 @@ -1112,7 +1113,7 @@ static int init_queue(struct driver_data
697 tasklet_init(&drv_data->pump_transfers,
698 pump_transfers, (unsigned long)drv_data);
699
700 - INIT_WORK(&drv_data->pump_messages, pump_messages/*, drv_data*/);
701 + INIT_WORK(&drv_data->pump_messages, pump_messages);
702
703 drv_data->workqueue = create_singlethread_workqueue(
704 drv_data->master->dev.parent->bus_id);
705 @@ -1185,7 +1186,7 @@ static int destroy_queue(struct driver_d
706 }
707
708
709 -static void cleanup(const struct spi_device *spi)
710 +static void cleanup(struct spi_device *spi)
711 {
712 struct chip_data *chip = spi_get_ctldata((struct spi_device *)spi);
713
714 @@ -1213,11 +1214,7 @@ static int coldfire_spi_probe(struct pla
715 int status = 0;
716 int i;
717
718 -#if defined(SPI_DSPI_EDMA)
719 - init_edma();
720 -#endif
721 -
722 - platform_info = (struct coldfire_spi_master *)pdev->dev.platform_data;
723 + platform_info = (struct coldfire_spi_master *)pdev->dev.platform_data;
724
725 master = spi_alloc_master(dev, sizeof(struct driver_data));
726 if (!master)
727 @@ -1241,7 +1238,7 @@ static int coldfire_spi_probe(struct pla
728 drv_data->cs_control(i, QSPI_CS_INIT | QSPI_CS_DROP);
729
730 /* Setup register addresses */
731 - memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi-module");
732 + memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "spi-module");
733 if (!memory_resource) {
734 dev_dbg(dev, "can not find platform module memory\n");
735 goto out_error_master_alloc;
736 @@ -1259,13 +1256,13 @@ static int coldfire_spi_probe(struct pla
737 dev_dbg(dev, "cannot allocate eDMA RX memory\n");
738 goto out_error_master_alloc;
739 }
740 -#endif
741 +#endif
742
743 #if defined(SPI_DSPI)
744
745 - drv_data->mcr = (void *)(memory_resource->start + 0x00000000);
746 - drv_data->ctar = (void *)(memory_resource->start + 0x0000000C);
747 - drv_data->dspi_sr = (void *)(memory_resource->start + 0x0000002C);
748 + drv_data->mcr = (void *)(memory_resource->start + 0x00000000);
749 + drv_data->ctar = (void *)(memory_resource->start + 0x0000000C);
750 + drv_data->dspi_sr = (void *)(memory_resource->start + 0x0000002C);
751 drv_data->dspi_rser = (void *)(memory_resource->start + 0x00000030);
752 drv_data->dspi_dtfr = (void *)(memory_resource->start + 0x00000034);
753 drv_data->dspi_drfr = (void *)(memory_resource->start + 0x00000038);
754 @@ -1283,7 +1280,7 @@ static int coldfire_spi_probe(struct pla
755 #endif
756
757 /* Setup register addresses */
758 - memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi-par");
759 + memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "spi-par");
760 if (!memory_resource) {
761 dev_dbg(dev, "can not find platform par memory\n");
762 goto out_error_master_alloc;
763 @@ -1292,7 +1289,7 @@ static int coldfire_spi_probe(struct pla
764 drv_data->par = (void *)memory_resource->start;
765
766 /* Setup register addresses */
767 - memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi-int-level");
768 + memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "spi-int-level");
769 if (!memory_resource) {
770 dev_dbg(dev, "can not find platform par memory\n");
771 goto out_error_master_alloc;
772 @@ -1301,7 +1298,7 @@ static int coldfire_spi_probe(struct pla
773 drv_data->int_icr = (void *)memory_resource->start;
774
775 /* Setup register addresses */
776 - memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi-int-mask");
777 + memory_resource = platform_get_resource_byname(pdev, IORESOURCE_MEM, "spi-int-mask");
778 if (!memory_resource) {
779 dev_dbg(dev, "can not find platform par memory\n");
780 goto out_error_master_alloc;
781 @@ -1309,32 +1306,52 @@ static int coldfire_spi_probe(struct pla
782
783 drv_data->int_mr = (void *)memory_resource->start;
784
785 - irq = platform_info->irq_vector;
786 + if (platform_info->irq_list) {
787 + /* multiple IRQs */
788 + int *irqlist = platform_info->irq_list;
789 + while ((irq = *irqlist++)) {
790 + int off = *irqlist++;
791 + int lvl = *irqlist++;
792 + int msk = *irqlist++;
793 + status = request_irq(irq, qspi_interrupt, IRQF_DISABLED,
794 + dev->bus_id, drv_data);
795 + if (status < 0) {
796 + dev_err(&pdev->dev,
797 + "unable to attach ColdFire DSPI interrupt\n");
798 + goto out_error_master_alloc;
799 + }
800 +
801 + if (lvl)
802 + *(drv_data->int_icr + off) = lvl;
803
804 - status = request_irq(platform_info->irq_vector, qspi_interrupt, IRQF_DISABLED, dev->bus_id, drv_data);
805 - if (status < 0) {
806 - dev_err(&pdev->dev, "unable to attach ColdFire QSPI interrupt\n");
807 - goto out_error_master_alloc;
808 + if (msk)
809 + *drv_data->int_mr &= ~msk;
810 + }
811 }
812 + else {
813 + irq = platform_info->irq_vector;
814
815 - /* Now that we have all the addresses etc. Let's set it up */
816 - // TODO:
817 - //*drv_data->par = platform_info->par_val;
818 + status = request_irq(platform_info->irq_vector, qspi_interrupt,
819 + IRQF_DISABLED, dev->bus_id, drv_data);
820 + if (status < 0) {
821 + dev_err(&pdev->dev, "unable to attach ColdFire QSPI interrupt\n");
822 + goto out_error_master_alloc;
823 + }
824
825 - MCF_GPIO_PAR_DSPI = 0
826 - | MCF_GPIO_PAR_DSPI_PCS5_PCS5
827 - | MCF_GPIO_PAR_DSPI_PCS2_PCS2
828 - | MCF_GPIO_PAR_DSPI_PCS1_PCS1
829 - | MCF_GPIO_PAR_DSPI_PCS0_PCS0
830 - | MCF_GPIO_PAR_DSPI_SIN_SIN
831 - | MCF_GPIO_PAR_DSPI_SOUT_SOUT
832 - | MCF_GPIO_PAR_DSPI_SCK_SCK;
833 + *drv_data->int_icr = platform_info->irq_lp;
834 + *drv_data->int_mr &= ~platform_info->irq_mask;
835 + }
836 +
837 + /* Now that we have all the addresses etc. Let's set it up */
838 + if (platform_info->par_val)
839 + *drv_data->par = platform_info->par_val;
840
841 - *drv_data->int_icr = platform_info->irq_lp;
842 - *drv_data->int_mr &= ~platform_info->irq_mask;
843 +#ifdef CONFIG_M5227x
844 + MCF_GPIO_PAR_IRQ = 0x04; /* Mistake in RM documentation */
845 +#endif
846
847 #ifdef SPI_DSPI
848 - drv_data->dspi_ctas = 0; // TODO: change later
849 + drv_data->dspi_ctas = 0; /* TBD: change later */
850 #endif
851
852 /* Initial and start queue */
853 @@ -1359,40 +1376,37 @@ static int coldfire_spi_probe(struct pla
854 }
855
856 #if defined(SPI_DSPI_EDMA)
857 - if (request_edma_channel(DSPI_DMA_TX_TCD,
858 - edma_tx_handler,
859 - NULL,
860 - pdev,
861 - NULL, /* spinlock */
862 - DRIVER_NAME
863 - )!=0)
864 - {
865 + if (mcf_edma_request_channel(DSPI_DMA_TX_TCD,
866 + edma_tx_handler,
867 + NULL,
868 + pdev,
869 + NULL, /* spinlock */
870 + DRIVER_NAME
871 + )!=0) {
872 dev_err(&pdev->dev, "problem requesting edma transmit channel\n");
873 status = -EINVAL;
874 - goto out_error_queue_alloc;
875 + goto out_error_queue_alloc;
876 }
877
878 - if (request_edma_channel(DSPI_DMA_RX_TCD,
879 - edma_rx_handler,
880 - NULL,
881 - pdev,
882 - NULL, /* spinlock */
883 - DRIVER_NAME
884 - )!=0)
885 - {
886 + if (mcf_edma_request_channel(DSPI_DMA_RX_TCD,
887 + edma_rx_handler,
888 + NULL,
889 + pdev,
890 + NULL, /* spinlock */
891 + DRIVER_NAME
892 + )!=0) {
893 dev_err(&pdev->dev, "problem requesting edma receive channel\n");
894 status = -EINVAL;
895 - goto out_edma_transmit;
896 + goto out_edma_transmit;
897 }
898 #endif
899
900 - printk( "SPI: Coldfire master initialized\n" );
901 - //dev_info(&pdev->dev, "driver initialized\n");
902 + printk(KERN_INFO "SPI: Coldfire master initialized\n" );
903 return status;
904
905 #if defined(SPI_DSPI_EDMA)
906 out_edma_transmit:
907 - free_edma_channel(DSPI_DMA_TX_TCD, pdev);
908 + mcf_edma_free_channel(DSPI_DMA_TX_TCD, pdev);
909 #endif
910
911 out_error_queue_alloc:
912 @@ -1417,8 +1431,8 @@ static int coldfire_spi_remove(struct pl
913 return 0;
914
915 #if defined(SPI_DSPI_EDMA)
916 - free_edma_channel(DSPI_DMA_TX_TCD, pdev);
917 - free_edma_channel(DSPI_DMA_RX_TCD, pdev);
918 + mcf_edma_free_channel(DSPI_DMA_TX_TCD, pdev);
919 + mcf_edma_free_channel(DSPI_DMA_RX_TCD, pdev);
920 #endif
921
922 /* Remove the queue */
923 @@ -1426,27 +1440,8 @@ static int coldfire_spi_remove(struct pl
924 if (status != 0)
925 return status;
926
927 - /* Disable the SSP at the peripheral and SOC level */
928 - /*write_SSCR0(0, drv_data->ioaddr);
929 - pxa_set_cken(drv_data->master_info->clock_enable, 0);*/
930 -
931 - /* Release DMA */
932 - /*if (drv_data->master_info->enable_dma) {
933 - if (drv_data->ioaddr == SSP1_VIRT) {
934 - DRCMRRXSSDR = 0;
935 - DRCMRTXSSDR = 0;
936 - } else if (drv_data->ioaddr == SSP2_VIRT) {
937 - DRCMRRXSS2DR = 0;
938 - DRCMRTXSS2DR = 0;
939 - } else if (drv_data->ioaddr == SSP3_VIRT) {
940 - DRCMRRXSS3DR = 0;
941 - DRCMRTXSS3DR = 0;
942 - }
943 - pxa_free_dma(drv_data->tx_channel);
944 - pxa_free_dma(drv_data->rx_channel);
945 - }*/
946 -
947 /* Release IRQ */
948 +/* JKM -- check for list and remove list */
949 irq = platform_get_irq(pdev, 0);
950 if (irq >= 0)
951 free_irq(irq, drv_data);
952 @@ -1496,8 +1491,6 @@ static int coldfire_spi_suspend(struct p
953 status = stop_queue(drv_data);
954 if (status != 0)
955 return status;
956 - /*write_SSCR0(0, drv_data->ioaddr);
957 - pxa_set_cken(drv_data->master_info->clock_enable, 0);*/
958
959 return 0;
960 }
961 @@ -1507,9 +1500,6 @@ static int coldfire_spi_resume(struct pl
962 struct driver_data *drv_data = platform_get_drvdata(pdev);
963 int status = 0;
964
965 - /* Enable the SSP clock */
966 - /*pxa_set_cken(drv_data->master_info->clock_enable, 1);*/
967 -
968 /* Start the queue running */
969 status = start_queue(drv_data);
970 if (status != 0) {
971 --- /dev/null
972 +++ b/include/asm-m68k/m5485dspi.h
973 @@ -0,0 +1,144 @@
974 +/*
975 + * File: mcf548x_dspi.h
976 + * Purpose: Register and bit definitions for the MCF548X
977 + *
978 + * Notes:
979 + *
980 + */
981 +
982 +#ifndef _M5485DSPI_H_
983 +#define _M5485DSPI_H_
984 +
985 +/*
986 + *
987 + * DMA Serial Peripheral Interface (DSPI)
988 + *
989 + */
990 +
991 +/* Register read/write macros */
992 +#define MCF_DSPI_DMCR MCF_REG32(0x008A00)
993 +#define MCF_DSPI_DTCR MCF_REG32(0x008A08)
994 +#define MCF_DSPI_DCTAR0 MCF_REG32(0x008A0C)
995 +#define MCF_DSPI_DCTAR1 MCF_REG32(0x008A10)
996 +#define MCF_DSPI_DCTAR2 MCF_REG32(0x008A14)
997 +#define MCF_DSPI_DCTAR3 MCF_REG32(0x008A18)
998 +#define MCF_DSPI_DCTAR4 MCF_REG32(0x008A1C)
999 +#define MCF_DSPI_DCTAR5 MCF_REG32(0x008A20)
1000 +#define MCF_DSPI_DCTAR6 MCF_REG32(0x008A24)
1001 +#define MCF_DSPI_DCTAR7 MCF_REG32(0x008A28)
1002 +#define MCF_DSPI_DCTARn(x) MCF_REG32(0x008A0C+(x*4))
1003 +#define MCF_DSPI_DSR MCF_REG32(0x008A2C)
1004 +#define MCF_DSPI_DRSER MCF_REG32(0x008A30)
1005 +#define MCF_DSPI_DTFR MCF_REG32(0x008A34)
1006 +#define MCF_DSPI_DRFR MCF_REG32(0x008A38)
1007 +#define MCF_DSPI_DTFDR0 MCF_REG32(0x008A3C)
1008 +#define MCF_DSPI_DTFDR1 MCF_REG32(0x008A40)
1009 +#define MCF_DSPI_DTFDR2 MCF_REG32(0x008A44)
1010 +#define MCF_DSPI_DTFDR3 MCF_REG32(0x008A48)
1011 +#define MCF_DSPI_DTFDRn(x) MCF_REG32(0x008A3C+(x*4))
1012 +#define MCF_DSPI_DRFDR0 MCF_REG32(0x008A7C)
1013 +#define MCF_DSPI_DRFDR1 MCF_REG32(0x008A80)
1014 +#define MCF_DSPI_DRFDR2 MCF_REG32(0x008A84)
1015 +#define MCF_DSPI_DRFDR3 MCF_REG32(0x008A88)
1016 +#define MCF_DSPI_DRFDRn(x) MCF_REG32(0x008A7C+(x*4))
1017 +
1018 +/* Bit definitions and macros for MCF_DSPI_DMCR */
1019 +#define MCF_DSPI_DMCR_HALT (0x00000001)
1020 +#define MCF_DSPI_DMCR_SMPL_PT(x) (((x)&0x00000003)<<8)
1021 +#define MCF_DSPI_DMCR_CRXF (0x00000400)
1022 +#define MCF_DSPI_DMCR_CTXF (0x00000800)
1023 +#define MCF_DSPI_DMCR_DRXF (0x00001000)
1024 +#define MCF_DSPI_DMCR_DTXF (0x00002000)
1025 +#define MCF_DSPI_DMCR_CSIS0 (0x00010000)
1026 +#define MCF_DSPI_DMCR_CSIS2 (0x00040000)
1027 +#define MCF_DSPI_DMCR_CSIS3 (0x00080000)
1028 +#define MCF_DSPI_DMCR_CSIS5 (0x00200000)
1029 +#define MCF_DSPI_DMCR_ROOE (0x01000000)
1030 +#define MCF_DSPI_DMCR_PCSSE (0x02000000)
1031 +#define MCF_DSPI_DMCR_MTFE (0x04000000)
1032 +#define MCF_DSPI_DMCR_FRZ (0x08000000)
1033 +#define MCF_DSPI_DMCR_DCONF(x) (((x)&0x00000003)<<28)
1034 +#define MCF_DSPI_DMCR_CSCK (0x40000000)
1035 +#define MCF_DSPI_DMCR_MSTR (0x80000000)
1036 +
1037 +/* Bit definitions and macros for MCF_DSPI_DTCR */
1038 +#define MCF_DSPI_DTCR_SPI_TCNT(x) (((x)&0x0000FFFF)<<16)
1039 +
1040 +/* Bit definitions and macros for MCF_DSPI_DCTARn */
1041 +#define MCF_DSPI_DCTAR_BR(x) (((x)&0x0000000F)<<0)
1042 +#define MCF_DSPI_DCTAR_DT(x) (((x)&0x0000000F)<<4)
1043 +#define MCF_DSPI_DCTAR_ASC(x) (((x)&0x0000000F)<<8)
1044 +#define MCF_DSPI_DCTAR_CSSCK(x) (((x)&0x0000000F)<<12)
1045 +#define MCF_DSPI_DCTAR_PBR(x) (((x)&0x00000003)<<16)
1046 +#define MCF_DSPI_DCTAR_PDT(x) (((x)&0x00000003)<<18)
1047 +#define MCF_DSPI_DCTAR_PASC(x) (((x)&0x00000003)<<20)
1048 +#define MCF_DSPI_DCTAR_PCSSCK(x) (((x)&0x00000003)<<22)
1049 +#define MCF_DSPI_DCTAR_LSBFE (0x01000000)
1050 +#define MCF_DSPI_DCTAR_CPHA (0x02000000)
1051 +#define MCF_DSPI_DCTAR_CPOL (0x04000000)
1052 +/* #define MCF_DSPI_DCTAR_TRSZ(x) (((x)&0x0000000F)<<27) */
1053 +#define MCF_DSPI_DCTAR_FMSZ(x) (((x)&0x0000000F)<<27)
1054 +#define MCF_DSPI_DCTAR_PCSSCK_1CLK (0x00000000)
1055 +#define MCF_DSPI_DCTAR_PCSSCK_3CLK (0x00400000)
1056 +#define MCF_DSPI_DCTAR_PCSSCK_5CLK (0x00800000)
1057 +#define MCF_DSPI_DCTAR_PCSSCK_7CLK (0x00A00000)
1058 +#define MCF_DSPI_DCTAR_PASC_1CLK (0x00000000)
1059 +#define MCF_DSPI_DCTAR_PASC_3CLK (0x00100000)
1060 +#define MCF_DSPI_DCTAR_PASC_5CLK (0x00200000)
1061 +#define MCF_DSPI_DCTAR_PASC_7CLK (0x00300000)
1062 +#define MCF_DSPI_DCTAR_PDT_1CLK (0x00000000)
1063 +#define MCF_DSPI_DCTAR_PDT_3CLK (0x00040000)
1064 +#define MCF_DSPI_DCTAR_PDT_5CLK (0x00080000)
1065 +#define MCF_DSPI_DCTAR_PDT_7CLK (0x000A0000)
1066 +#define MCF_DSPI_DCTAR_PBR_1CLK (0x00000000)
1067 +#define MCF_DSPI_DCTAR_PBR_3CLK (0x00010000)
1068 +#define MCF_DSPI_DCTAR_PBR_5CLK (0x00020000)
1069 +#define MCF_DSPI_DCTAR_PBR_7CLK (0x00030000)
1070 +
1071 +/* Bit definitions and macros for MCF_DSPI_DSR */
1072 +#define MCF_DSPI_DSR_RXPTR(x) (((x)&0x0000000F)<<0)
1073 +#define MCF_DSPI_DSR_RXCTR(x) (((x)&0x0000000F)<<4)
1074 +#define MCF_DSPI_DSR_TXPTR(x) (((x)&0x0000000F)<<8)
1075 +#define MCF_DSPI_DSR_TXCTR(x) (((x)&0x0000000F)<<12)
1076 +#define MCF_DSPI_DSR_RFDF (0x00020000)
1077 +#define MCF_DSPI_DSR_RFOF (0x00080000)
1078 +#define MCF_DSPI_DSR_TFFF (0x02000000)
1079 +#define MCF_DSPI_DSR_TFUF (0x08000000)
1080 +#define MCF_DSPI_DSR_EOQF (0x10000000)
1081 +#define MCF_DSPI_DSR_TXRXS (0x40000000)
1082 +#define MCF_DSPI_DSR_TCF (0x80000000)
1083 +
1084 +/* Bit definitions and macros for MCF_DSPI_DRSER */
1085 +#define MCF_DSPI_DRSER_RFDFS (0x00010000)
1086 +#define MCF_DSPI_DRSER_RFDFE (0x00020000)
1087 +#define MCF_DSPI_DRSER_RFOFE (0x00080000)
1088 +#define MCF_DSPI_DRSER_TFFFS (0x01000000)
1089 +#define MCF_DSPI_DRSER_TFFFE (0x02000000)
1090 +#define MCF_DSPI_DRSER_TFUFE (0x08000000)
1091 +#define MCF_DSPI_DRSER_EOQFE (0x10000000)
1092 +#define MCF_DSPI_DRSER_TCFE (0x80000000)
1093 +
1094 +/* Bit definitions and macros for MCF_DSPI_DTFR */
1095 +#define MCF_DSPI_DTFR_TXDATA(x) (((x)&0x0000FFFF)<<0)
1096 +#define MCF_DSPI_DTFR_CS0 (0x00010000)
1097 +#define MCF_DSPI_DTFR_CS2 (0x00040000)
1098 +#define MCF_DSPI_DTFR_CS3 (0x00080000)
1099 +#define MCF_DSPI_DTFR_CS5 (0x00200000)
1100 +#define MCF_DSPI_DTFR_CTCNT (0x04000000)
1101 +#define MCF_DSPI_DTFR_EOQ (0x08000000)
1102 +#define MCF_DSPI_DTFR_CTAS(x) (((x)&0x00000007)<<28)
1103 +#define MCF_DSPI_DTFR_CONT (0x80000000)
1104 +
1105 +/* Bit definitions and macros for MCF_DSPI_DRFR */
1106 +#define MCF_DSPI_DRFR_RXDATA(x) (((x)&0x0000FFFF)<<0)
1107 +
1108 +/* Bit definitions and macros for MCF_DSPI_DTFDRn */
1109 +#define MCF_DSPI_DTFDRn_TXDATA(x) (((x)&0x0000FFFF)<<0)
1110 +#define MCF_DSPI_DTFDRn_TXCMD(x) (((x)&0x0000FFFF)<<16)
1111 +
1112 +/* Bit definitions and macros for MCF_DSPI_DRFDRn */
1113 +#define MCF_DSPI_DRFDRn_RXDATA(x) (((x)&0x0000FFFF)<<0)
1114 +
1115 +/********************************************************************/
1116 +
1117 +#endif /* _M5485DSPI_H_ */
1118 --- a/include/asm-m68k/mcfqspi.h
1119 +++ b/include/asm-m68k/mcfqspi.h
1120 @@ -36,6 +36,7 @@ struct coldfire_spi_master {
1121 u32 irq_mask;
1122 u8 irq_lp;
1123 u8 par_val;
1124 + u32 *irq_list;
1125 void (*cs_control)(u8 cs, u8 command);
1126 };
1127
1128 --- a/include/asm-m68k/mcfsim.h
1129 +++ b/include/asm-m68k/mcfsim.h
1130 @@ -25,6 +25,7 @@
1131 #include <asm/mcf5445x_dtim.h>
1132 #elif defined(CONFIG_M547X_8X)
1133 #include <asm/m5485sim.h>
1134 +#include <asm/m5485gpio.h>
1135 #endif
1136
1137 /*
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