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add Avila/Cambria latch LED support, thanks Chris
[openwrt.git] / target / linux / ixp4xx / patches-2.6.24 / 190-cambria_support.patch
1 Index: linux-2.6.24.7/arch/arm/mach-ixp4xx/Kconfig
2 ===================================================================
3 --- linux-2.6.24.7.orig/arch/arm/mach-ixp4xx/Kconfig
4 +++ linux-2.6.24.7/arch/arm/mach-ixp4xx/Kconfig
5 @@ -25,6 +25,14 @@ config MACH_AVILA
6 Avila Network Platform. For more information on this platform,
7 see <file:Documentation/arm/IXP4xx>.
8
9 +config MACH_CAMBRIA
10 + bool "Cambria"
11 + select PCI
12 + help
13 + Say 'Y' here if you want your kernel to support the Gateworks
14 + Cambria series. For more information on this platform,
15 + see <file:Documentation/arm/IXP4xx>.
16 +
17 config MACH_LOFT
18 bool "Loft"
19 depends on MACH_AVILA
20 @@ -200,7 +208,7 @@ config CPU_IXP46X
21
22 config CPU_IXP43X
23 bool
24 - depends on MACH_KIXRP435
25 + depends on MACH_KIXRP435 || MACH_CAMBRIA
26 default y
27
28 config MACH_GTWX5715
29 Index: linux-2.6.24.7/arch/arm/mach-ixp4xx/Makefile
30 ===================================================================
31 --- linux-2.6.24.7.orig/arch/arm/mach-ixp4xx/Makefile
32 +++ linux-2.6.24.7/arch/arm/mach-ixp4xx/Makefile
33 @@ -7,6 +7,7 @@ obj-pci-n :=
34
35 obj-pci-$(CONFIG_ARCH_IXDP4XX) += ixdp425-pci.o
36 obj-pci-$(CONFIG_MACH_AVILA) += avila-pci.o
37 +obj-pci-$(CONFIG_MACH_CAMBRIA) += cambria-pci.o
38 obj-pci-$(CONFIG_MACH_IXDPG425) += ixdpg425-pci.o
39 obj-pci-$(CONFIG_ARCH_ADI_COYOTE) += coyote-pci.o
40 obj-pci-$(CONFIG_MACH_GTWX5715) += gtwx5715-pci.o
41 @@ -28,6 +29,7 @@ obj-y += common.o
42
43 obj-$(CONFIG_ARCH_IXDP4XX) += ixdp425-setup.o
44 obj-$(CONFIG_MACH_AVILA) += avila-setup.o
45 +obj-$(CONFIG_MACH_CAMBRIA) += cambria-setup.o
46 obj-$(CONFIG_MACH_IXDPG425) += coyote-setup.o
47 obj-$(CONFIG_ARCH_ADI_COYOTE) += coyote-setup.o
48 obj-$(CONFIG_MACH_GTWX5715) += gtwx5715-setup.o
49 Index: linux-2.6.24.7/arch/arm/mach-ixp4xx/cambria-pci.c
50 ===================================================================
51 --- /dev/null
52 +++ linux-2.6.24.7/arch/arm/mach-ixp4xx/cambria-pci.c
53 @@ -0,0 +1,74 @@
54 +/*
55 + * arch/arch/mach-ixp4xx/cambria-pci.c
56 + *
57 + * PCI setup routines for Gateworks Cambria series
58 + *
59 + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
60 + *
61 + * based on coyote-pci.c:
62 + * Copyright (C) 2002 Jungo Software Technologies.
63 + * Copyright (C) 2003 MontaVista Softwrae, Inc.
64 + *
65 + * Maintainer: Imre Kaloz <kaloz@openwrt.org>
66 + *
67 + * This program is free software; you can redistribute it and/or modify
68 + * it under the terms of the GNU General Public License version 2 as
69 + * published by the Free Software Foundation.
70 + *
71 + */
72 +
73 +#include <linux/kernel.h>
74 +#include <linux/pci.h>
75 +#include <linux/init.h>
76 +#include <linux/irq.h>
77 +
78 +#include <asm/mach-types.h>
79 +#include <asm/hardware.h>
80 +#include <asm/irq.h>
81 +
82 +#include <asm/mach/pci.h>
83 +
84 +extern void ixp4xx_pci_preinit(void);
85 +extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
86 +extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
87 +
88 +void __init cambria_pci_preinit(void)
89 +{
90 + set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
91 + set_irq_type(IRQ_IXP4XX_GPIO10, IRQT_LOW);
92 + set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
93 + set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
94 +
95 + ixp4xx_pci_preinit();
96 +}
97 +
98 +static int __init cambria_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
99 +{
100 + if (slot == 1)
101 + return IRQ_IXP4XX_GPIO11;
102 + else if (slot == 2)
103 + return IRQ_IXP4XX_GPIO10;
104 + else if (slot == 3)
105 + return IRQ_IXP4XX_GPIO9;
106 + else if (slot == 4)
107 + return IRQ_IXP4XX_GPIO8;
108 + else return -1;
109 +}
110 +
111 +struct hw_pci cambria_pci __initdata = {
112 + .nr_controllers = 1,
113 + .preinit = cambria_pci_preinit,
114 + .swizzle = pci_std_swizzle,
115 + .setup = ixp4xx_setup,
116 + .scan = ixp4xx_scan_bus,
117 + .map_irq = cambria_map_irq,
118 +};
119 +
120 +int __init cambria_pci_init(void)
121 +{
122 + if (machine_is_cambria())
123 + pci_common_init(&cambria_pci);
124 + return 0;
125 +}
126 +
127 +subsys_initcall(cambria_pci_init);
128 Index: linux-2.6.24.7/arch/arm/mach-ixp4xx/cambria-setup.c
129 ===================================================================
130 --- /dev/null
131 +++ linux-2.6.24.7/arch/arm/mach-ixp4xx/cambria-setup.c
132 @@ -0,0 +1,250 @@
133 +/*
134 + * arch/arm/mach-ixp4xx/cambria-setup.c
135 + *
136 + * Board setup for the Gateworks Cambria series
137 + *
138 + * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
139 + *
140 + * based on coyote-setup.c:
141 + * Copyright (C) 2003-2005 MontaVista Software, Inc.
142 + *
143 + * Author: Imre Kaloz <Kaloz@openwrt.org>
144 + */
145 +
146 +#include <linux/kernel.h>
147 +#include <linux/init.h>
148 +#include <linux/device.h>
149 +#include <linux/if_ether.h>
150 +#include <linux/socket.h>
151 +#include <linux/netdevice.h>
152 +#include <linux/serial.h>
153 +#include <linux/tty.h>
154 +#include <linux/serial_8250.h>
155 +#include <linux/slab.h>
156 +#ifdef CONFIG_SENSORS_EEPROM
157 +# include <linux/i2c.h>
158 +# include <linux/eeprom.h>
159 +#endif
160 +
161 +#include <linux/i2c-gpio.h>
162 +#include <asm/types.h>
163 +#include <asm/setup.h>
164 +#include <asm/memory.h>
165 +#include <asm/hardware.h>
166 +#include <asm/irq.h>
167 +#include <asm/mach-types.h>
168 +#include <asm/mach/arch.h>
169 +#include <asm/mach/flash.h>
170 +
171 +static struct flash_platform_data cambria_flash_data = {
172 + .map_name = "cfi_probe",
173 + .width = 2,
174 +};
175 +
176 +static struct resource cambria_flash_resource = {
177 + .flags = IORESOURCE_MEM,
178 +};
179 +
180 +static struct platform_device cambria_flash = {
181 + .name = "IXP4XX-Flash",
182 + .id = 0,
183 + .dev = {
184 + .platform_data = &cambria_flash_data,
185 + },
186 + .num_resources = 1,
187 + .resource = &cambria_flash_resource,
188 +};
189 +
190 +static struct i2c_gpio_platform_data cambria_i2c_gpio_data = {
191 + .sda_pin = 7,
192 + .scl_pin = 6,
193 +};
194 +
195 +static struct platform_device cambria_i2c_gpio = {
196 + .name = "i2c-gpio",
197 + .id = 0,
198 + .dev = {
199 + .platform_data = &cambria_i2c_gpio_data,
200 + },
201 +};
202 +
203 +static struct resource cambria_uart_resource = {
204 + .start = IXP4XX_UART1_BASE_PHYS,
205 + .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
206 + .flags = IORESOURCE_MEM,
207 +};
208 +
209 +static struct plat_serial8250_port cambria_uart_data[] = {
210 + {
211 + .mapbase = IXP4XX_UART1_BASE_PHYS,
212 + .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
213 + .irq = IRQ_IXP4XX_UART1,
214 + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
215 + .iotype = UPIO_MEM,
216 + .regshift = 2,
217 + .uartclk = IXP4XX_UART_XTAL,
218 + },
219 + { },
220 +};
221 +
222 +static struct platform_device cambria_uart = {
223 + .name = "serial8250",
224 + .id = PLAT8250_DEV_PLATFORM,
225 + .dev = {
226 + .platform_data = cambria_uart_data,
227 + },
228 + .num_resources = 1,
229 + .resource = &cambria_uart_resource,
230 +};
231 +
232 +static struct resource cambria_pata_resources[] = {
233 + {
234 + .flags = IORESOURCE_MEM
235 + },
236 + {
237 + .flags = IORESOURCE_MEM,
238 + },
239 + {
240 + .name = "intrq",
241 + .start = IRQ_IXP4XX_GPIO12,
242 + .end = IRQ_IXP4XX_GPIO12,
243 + .flags = IORESOURCE_IRQ,
244 + },
245 +};
246 +
247 +static struct ixp4xx_pata_data cambria_pata_data = {
248 + .cs0_bits = 0xbfff3c03,
249 + .cs1_bits = 0xbfff3c03,
250 +};
251 +
252 +static struct platform_device cambria_pata = {
253 + .name = "pata_ixp4xx_cf",
254 + .id = 0,
255 + .dev.platform_data = &cambria_pata_data,
256 + .num_resources = ARRAY_SIZE(cambria_pata_resources),
257 + .resource = cambria_pata_resources,
258 +};
259 +
260 +static struct eth_plat_info cambria_plat_eth[] = {
261 + {
262 + .phy = 2,
263 + .rxq = 4,
264 + .txreadyq = 21,
265 + }, {
266 + .phy = 1,
267 + .rxq = 2,
268 + .txreadyq = 19,
269 + }
270 +};
271 +
272 +static struct platform_device cambria_eth[] = {
273 + {
274 + .name = "ixp4xx_eth",
275 + .id = IXP4XX_ETH_NPEC,
276 + .dev.platform_data = cambria_plat_eth,
277 + }, {
278 + .name = "ixp4xx_eth",
279 + .id = IXP4XX_ETH_NPEA,
280 + .dev.platform_data = cambria_plat_eth + 1,
281 + }
282 +};
283 +
284 +#ifdef CONFIG_LEDS_IXP4XX
285 +static struct platform_device cambria_leds_pld = {
286 + .name = "IXP4XX-PLD-LED",
287 + .id = -1,
288 + .num_resources = 0,
289 +};
290 +
291 +static struct platform_device cambria_leds_mem = {
292 + .name = "IXP4XX-MEM-LED",
293 + .id = -1,
294 + .num_resources = 0,
295 +};
296 +#endif
297 +
298 +static struct platform_device *cambria_devices[] __initdata = {
299 + &cambria_i2c_gpio,
300 + &cambria_flash,
301 + &cambria_uart,
302 +#ifdef CONFIG_LEDS_IXP4XX
303 + &cambria_leds_pld,
304 + &cambria_leds_mem,
305 +#endif
306 + &cambria_eth[0],
307 + &cambria_eth[1],
308 +};
309 +
310 +#ifdef CONFIG_SENSORS_EEPROM
311 +static int cambria_eeprom_do(struct notifier_block *self, unsigned long event, void *t)
312 +{
313 + struct eeprom_data *data = t;
314 + struct sockaddr address;
315 + struct net_device * netdev;
316 +
317 + char macs[12];
318 +
319 + /* The MACs are the first 12 bytes in the eeprom at address 0x51 */
320 + if (event == EEPROM_REGISTER && data->client.addr == 0x51) {
321 + data->attr->read(&data->client.dev.kobj, data->attr, macs, 0, 12);
322 + /* eth0 */
323 + memcpy(address.sa_data, macs, ETH_ALEN);
324 + memcpy(&cambria_plat_eth[0].hwaddr, macs, ETH_ALEN);
325 + if ( (netdev = dev_get_by_name(&init_net, "eth0")) )
326 + netdev->set_mac_address(netdev, &address);
327 +
328 + /* eth1 */
329 + memcpy(address.sa_data, macs + ETH_ALEN, ETH_ALEN);
330 + memcpy(&cambria_plat_eth[1].hwaddr, macs + ETH_ALEN, ETH_ALEN);
331 + if ( (netdev = dev_get_by_name(&init_net, "eth1")) )
332 + netdev->set_mac_address(netdev, &address);
333 + }
334 +
335 + return NOTIFY_DONE;
336 +}
337 +
338 +static struct notifier_block cambria_eeprom_notifier = {
339 + .notifier_call = cambria_eeprom_do
340 +};
341 +#endif
342 +
343 +static void __init cambria_init(void)
344 +{
345 + ixp4xx_sys_init();
346 +
347 +#ifdef CONFIG_SENSORS_EEPROM
348 + register_eeprom_notifier(&cambria_eeprom_notifier);
349 +#endif
350 +
351 + cambria_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
352 + cambria_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
353 +
354 + *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
355 + *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
356 +
357 + platform_add_devices(cambria_devices, ARRAY_SIZE(cambria_devices));
358 +
359 + cambria_pata_resources[0].start = 0x53e00000;
360 + cambria_pata_resources[0].end = 0x53e3ffff;
361 +
362 + cambria_pata_resources[1].start = 0x53e40000;
363 + cambria_pata_resources[1].end = 0x53e7ffff;
364 +
365 + cambria_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
366 + cambria_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
367 +
368 + platform_device_register(&cambria_pata);
369 +}
370 +
371 +#ifdef CONFIG_MACH_CAMBRIA
372 +MACHINE_START(CAMBRIA, "Gateworks Cambria series")
373 + /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
374 + .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
375 + .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
376 + .map_io = ixp4xx_map_io,
377 + .init_irq = ixp4xx_init_irq,
378 + .timer = &ixp4xx_timer,
379 + .boot_params = 0x0100,
380 + .init_machine = cambria_init,
381 +MACHINE_END
382 +#endif
383 Index: linux-2.6.24.7/include/asm-arm/arch-ixp4xx/hardware.h
384 ===================================================================
385 --- linux-2.6.24.7.orig/include/asm-arm/arch-ixp4xx/hardware.h
386 +++ linux-2.6.24.7/include/asm-arm/arch-ixp4xx/hardware.h
387 @@ -18,7 +18,7 @@
388 #define __ASM_ARCH_HARDWARE_H__
389
390 #define PCIBIOS_MIN_IO 0x00001000
391 -#define PCIBIOS_MIN_MEM (cpu_is_ixp43x() ? 0x40000000 : 0x48000000)
392 +#define PCIBIOS_MIN_MEM (cpu_is_ixp43x() ? 0x48000000 : 0x48000000)
393
394 /*
395 * We override the standard dma-mask routines for bouncing.
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