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1394f032 BW |
1 | /* |
2 | * File: arch/blackfin/mach-bf533/stamp.c | |
3 | * Based on: arch/blackfin/mach-bf533/ezkit.c | |
4 | * Author: Aidan Williams <aidan@nicta.com.au> | |
5 | * | |
6 | * Created: 2005 | |
7 | * Description: Board Info File for the BF533-STAMP | |
8 | * | |
9 | * Modified: | |
10 | * Copyright 2005 National ICT Australia (NICTA) | |
11 | * Copyright 2004-2006 Analog Devices Inc. | |
12 | * | |
13 | * Bugs: Enter bugs at http://blackfin.uclinux.org/ | |
14 | * | |
15 | * This program is free software; you can redistribute it and/or modify | |
16 | * it under the terms of the GNU General Public License as published by | |
17 | * the Free Software Foundation; either version 2 of the License, or | |
18 | * (at your option) any later version. | |
19 | * | |
20 | * This program is distributed in the hope that it will be useful, | |
21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
23 | * GNU General Public License for more details. | |
24 | * | |
25 | * You should have received a copy of the GNU General Public License | |
26 | * along with this program; if not, see the file COPYING, or write | |
27 | * to the Free Software Foundation, Inc., | |
28 | * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
29 | */ | |
30 | ||
31 | #include <linux/device.h> | |
32 | #include <linux/platform_device.h> | |
33 | #include <linux/mtd/mtd.h> | |
34 | #include <linux/mtd/partitions.h> | |
35 | #include <linux/spi/spi.h> | |
36 | #include <linux/spi/flash.h> | |
37 | #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) | |
f02bcec5 | 38 | #include <linux/usb/isp1362.h> |
1394f032 | 39 | #endif |
c6c4d7bb | 40 | #include <linux/pata_platform.h> |
1f83b8f1 | 41 | #include <linux/irq.h> |
c6c4d7bb | 42 | #include <asm/dma.h> |
1394f032 | 43 | #include <asm/bfin5xx_spi.h> |
c6c4d7bb | 44 | #include <asm/reboot.h> |
5d448dd5 | 45 | #include <asm/portmux.h> |
1394f032 BW |
46 | |
47 | /* | |
48 | * Name the Board for the /proc/cpuinfo | |
49 | */ | |
066954a3 | 50 | const char bfin_board_name[] = "ADDS-BF533-STAMP"; |
1394f032 BW |
51 | |
52 | #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) | |
53 | static struct platform_device rtc_device = { | |
54 | .name = "rtc-bfin", | |
55 | .id = -1, | |
56 | }; | |
57 | #endif | |
58 | ||
59 | /* | |
60 | * Driver needs to know address, irq and flag pin. | |
61 | */ | |
62 | #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) | |
63 | static struct resource smc91x_resources[] = { | |
64 | { | |
65 | .name = "smc91x-regs", | |
66 | .start = 0x20300300, | |
67 | .end = 0x20300300 + 16, | |
68 | .flags = IORESOURCE_MEM, | |
1f83b8f1 | 69 | }, { |
1394f032 BW |
70 | .start = IRQ_PF7, |
71 | .end = IRQ_PF7, | |
72 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, | |
73 | }, | |
74 | }; | |
75 | ||
76 | static struct platform_device smc91x_device = { | |
77 | .name = "smc91x", | |
78 | .id = 0, | |
79 | .num_resources = ARRAY_SIZE(smc91x_resources), | |
80 | .resource = smc91x_resources, | |
81 | }; | |
82 | #endif | |
83 | ||
c6c4d7bb BW |
84 | #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE) |
85 | static struct platform_device bfin_fb_adv7393_device = { | |
86 | .name = "bfin-adv7393", | |
87 | }; | |
88 | #endif | |
89 | ||
1394f032 BW |
90 | #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE) |
91 | static struct resource net2272_bfin_resources[] = { | |
92 | { | |
93 | .start = 0x20300000, | |
94 | .end = 0x20300000 + 0x100, | |
95 | .flags = IORESOURCE_MEM, | |
1f83b8f1 | 96 | }, { |
1394f032 BW |
97 | .start = IRQ_PF10, |
98 | .end = IRQ_PF10, | |
99 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, | |
100 | }, | |
101 | }; | |
102 | ||
103 | static struct platform_device net2272_bfin_device = { | |
104 | .name = "net2272", | |
105 | .id = -1, | |
106 | .num_resources = ARRAY_SIZE(net2272_bfin_resources), | |
107 | .resource = net2272_bfin_resources, | |
108 | }; | |
109 | #endif | |
110 | ||
111 | #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) | |
112 | /* all SPI peripherals info goes here */ | |
113 | ||
114 | #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE) | |
115 | static struct mtd_partition bfin_spi_flash_partitions[] = { | |
116 | { | |
117 | .name = "bootloader", | |
118 | .size = 0x00020000, | |
119 | .offset = 0, | |
120 | .mask_flags = MTD_CAP_ROM | |
1f83b8f1 | 121 | }, { |
1394f032 BW |
122 | .name = "kernel", |
123 | .size = 0xe0000, | |
124 | .offset = 0x20000 | |
1f83b8f1 | 125 | }, { |
1394f032 BW |
126 | .name = "file system", |
127 | .size = 0x700000, | |
128 | .offset = 0x00100000, | |
129 | } | |
130 | }; | |
131 | ||
132 | static struct flash_platform_data bfin_spi_flash_data = { | |
133 | .name = "m25p80", | |
134 | .parts = bfin_spi_flash_partitions, | |
135 | .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions), | |
136 | .type = "m25p64", | |
137 | }; | |
138 | ||
139 | /* SPI flash chip (m25p64) */ | |
140 | static struct bfin5xx_spi_chip spi_flash_chip_info = { | |
141 | .enable_dma = 0, /* use dma transfer with this chip*/ | |
142 | .bits_per_word = 8, | |
143 | }; | |
144 | #endif | |
145 | ||
146 | #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE) | |
147 | /* SPI ADC chip */ | |
148 | static struct bfin5xx_spi_chip spi_adc_chip_info = { | |
149 | .enable_dma = 1, /* use dma transfer with this chip*/ | |
150 | .bits_per_word = 16, | |
151 | }; | |
152 | #endif | |
153 | ||
154 | #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE) | |
155 | static struct bfin5xx_spi_chip ad1836_spi_chip_info = { | |
156 | .enable_dma = 0, | |
157 | .bits_per_word = 16, | |
158 | }; | |
159 | #endif | |
160 | ||
161 | #if defined(CONFIG_PBX) | |
162 | static struct bfin5xx_spi_chip spi_si3xxx_chip_info = { | |
163 | .ctl_reg = 0x4, /* send zero */ | |
164 | .enable_dma = 0, | |
165 | .bits_per_word = 8, | |
166 | .cs_change_per_word = 1, | |
167 | }; | |
168 | #endif | |
169 | ||
170 | #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE) | |
171 | static struct bfin5xx_spi_chip ad5304_chip_info = { | |
172 | .enable_dma = 0, | |
173 | .bits_per_word = 16, | |
174 | }; | |
175 | #endif | |
176 | ||
ed2fbf57 BW |
177 | #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) |
178 | static struct bfin5xx_spi_chip spi_mmc_chip_info = { | |
179 | .enable_dma = 1, | |
180 | .bits_per_word = 8, | |
181 | }; | |
182 | #endif | |
183 | ||
1394f032 BW |
184 | static struct spi_board_info bfin_spi_board_info[] __initdata = { |
185 | #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE) | |
186 | { | |
187 | /* the modalias must be the same as spi device driver name */ | |
188 | .modalias = "m25p80", /* Name of spi_driver for this device */ | |
189 | .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ | |
c6c4d7bb | 190 | .bus_num = 0, /* Framework bus number */ |
1394f032 BW |
191 | .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/ |
192 | .platform_data = &bfin_spi_flash_data, | |
193 | .controller_data = &spi_flash_chip_info, | |
194 | .mode = SPI_MODE_3, | |
195 | }, | |
196 | #endif | |
197 | ||
198 | #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE) | |
199 | { | |
200 | .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */ | |
201 | .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */ | |
c6c4d7bb | 202 | .bus_num = 0, /* Framework bus number */ |
1394f032 BW |
203 | .chip_select = 1, /* Framework chip select. */ |
204 | .platform_data = NULL, /* No spi_driver specific config */ | |
205 | .controller_data = &spi_adc_chip_info, | |
206 | }, | |
207 | #endif | |
208 | ||
209 | #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE) | |
210 | { | |
211 | .modalias = "ad1836-spi", | |
212 | .max_speed_hz = 31250000, /* max spi clock (SCK) speed in HZ */ | |
c6c4d7bb | 213 | .bus_num = 0, |
1394f032 BW |
214 | .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT, |
215 | .controller_data = &ad1836_spi_chip_info, | |
216 | }, | |
217 | #endif | |
218 | ||
ed2fbf57 BW |
219 | #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) |
220 | { | |
221 | .modalias = "spi_mmc_dummy", | |
111cf97d | 222 | .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ |
c6c4d7bb | 223 | .bus_num = 0, |
ed2fbf57 BW |
224 | .chip_select = 0, |
225 | .platform_data = NULL, | |
226 | .controller_data = &spi_mmc_chip_info, | |
227 | .mode = SPI_MODE_3, | |
228 | }, | |
229 | { | |
230 | .modalias = "spi_mmc", | |
111cf97d | 231 | .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ |
c6c4d7bb | 232 | .bus_num = 0, |
ed2fbf57 BW |
233 | .chip_select = CONFIG_SPI_MMC_CS_CHAN, |
234 | .platform_data = NULL, | |
235 | .controller_data = &spi_mmc_chip_info, | |
236 | .mode = SPI_MODE_3, | |
237 | }, | |
238 | #endif | |
239 | ||
1394f032 BW |
240 | #if defined(CONFIG_PBX) |
241 | { | |
1f83b8f1 MF |
242 | .modalias = "fxs-spi", |
243 | .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ | |
c6c4d7bb BW |
244 | .bus_num = 0, |
245 | .chip_select = 8 - CONFIG_J11_JUMPER, | |
1f83b8f1 | 246 | .controller_data = &spi_si3xxx_chip_info, |
1394f032 BW |
247 | .mode = SPI_MODE_3, |
248 | }, | |
249 | { | |
1f83b8f1 MF |
250 | .modalias = "fxo-spi", |
251 | .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ | |
c6c4d7bb BW |
252 | .bus_num = 0, |
253 | .chip_select = 8 - CONFIG_J19_JUMPER, | |
1f83b8f1 | 254 | .controller_data = &spi_si3xxx_chip_info, |
1394f032 BW |
255 | .mode = SPI_MODE_3, |
256 | }, | |
257 | #endif | |
258 | ||
259 | #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE) | |
260 | { | |
261 | .modalias = "ad5304_spi", | |
262 | .max_speed_hz = 1000000, /* max spi clock (SCK) speed in HZ */ | |
c6c4d7bb | 263 | .bus_num = 0, |
1394f032 BW |
264 | .chip_select = 2, |
265 | .platform_data = NULL, | |
266 | .controller_data = &ad5304_chip_info, | |
267 | .mode = SPI_MODE_2, | |
268 | }, | |
269 | #endif | |
270 | }; | |
271 | ||
c6c4d7bb BW |
272 | /* SPI (0) */ |
273 | static struct resource bfin_spi0_resource[] = { | |
274 | [0] = { | |
275 | .start = SPI0_REGBASE, | |
276 | .end = SPI0_REGBASE + 0xFF, | |
277 | .flags = IORESOURCE_MEM, | |
278 | }, | |
279 | [1] = { | |
280 | .start = CH_SPI, | |
281 | .end = CH_SPI, | |
282 | .flags = IORESOURCE_IRQ, | |
283 | } | |
284 | }; | |
285 | ||
1394f032 | 286 | /* SPI controller data */ |
c6c4d7bb | 287 | static struct bfin5xx_spi_master bfin_spi0_info = { |
1394f032 BW |
288 | .num_chipselect = 8, |
289 | .enable_dma = 1, /* master has the ability to do dma transfer */ | |
5d448dd5 | 290 | .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, |
1394f032 BW |
291 | }; |
292 | ||
c6c4d7bb BW |
293 | static struct platform_device bfin_spi0_device = { |
294 | .name = "bfin-spi", | |
295 | .id = 0, /* Bus number */ | |
296 | .num_resources = ARRAY_SIZE(bfin_spi0_resource), | |
297 | .resource = bfin_spi0_resource, | |
1394f032 | 298 | .dev = { |
c6c4d7bb | 299 | .platform_data = &bfin_spi0_info, /* Passed to driver */ |
1394f032 BW |
300 | }, |
301 | }; | |
302 | #endif /* spi master and devices */ | |
303 | ||
304 | #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE) | |
305 | static struct platform_device bfin_fb_device = { | |
306 | .name = "bf537-fb", | |
307 | }; | |
308 | #endif | |
309 | ||
310 | #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) | |
311 | static struct resource bfin_uart_resources[] = { | |
312 | { | |
313 | .start = 0xFFC00400, | |
314 | .end = 0xFFC004FF, | |
315 | .flags = IORESOURCE_MEM, | |
316 | }, | |
317 | }; | |
318 | ||
319 | static struct platform_device bfin_uart_device = { | |
320 | .name = "bfin-uart", | |
321 | .id = 1, | |
322 | .num_resources = ARRAY_SIZE(bfin_uart_resources), | |
323 | .resource = bfin_uart_resources, | |
324 | }; | |
325 | #endif | |
326 | ||
327 | #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) | |
328 | static struct platform_device bfin_sport0_uart_device = { | |
329 | .name = "bfin-sport-uart", | |
330 | .id = 0, | |
331 | }; | |
332 | ||
333 | static struct platform_device bfin_sport1_uart_device = { | |
334 | .name = "bfin-sport-uart", | |
335 | .id = 1, | |
336 | }; | |
337 | #endif | |
338 | ||
c6c4d7bb BW |
339 | #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) |
340 | #define PATA_INT 55 | |
341 | ||
342 | static struct pata_platform_info bfin_pata_platform_data = { | |
343 | .ioport_shift = 1, | |
344 | .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED, | |
345 | }; | |
346 | ||
347 | static struct resource bfin_pata_resources[] = { | |
348 | { | |
349 | .start = 0x20314020, | |
350 | .end = 0x2031403F, | |
351 | .flags = IORESOURCE_MEM, | |
352 | }, | |
353 | { | |
354 | .start = 0x2031401C, | |
355 | .end = 0x2031401F, | |
356 | .flags = IORESOURCE_MEM, | |
357 | }, | |
358 | { | |
359 | .start = PATA_INT, | |
360 | .end = PATA_INT, | |
361 | .flags = IORESOURCE_IRQ, | |
362 | }, | |
363 | }; | |
364 | ||
365 | static struct platform_device bfin_pata_device = { | |
366 | .name = "pata_platform", | |
367 | .id = -1, | |
368 | .num_resources = ARRAY_SIZE(bfin_pata_resources), | |
369 | .resource = bfin_pata_resources, | |
370 | .dev = { | |
371 | .platform_data = &bfin_pata_platform_data, | |
372 | } | |
373 | }; | |
374 | #endif | |
375 | ||
1394f032 BW |
376 | static struct platform_device *stamp_devices[] __initdata = { |
377 | #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) | |
378 | &rtc_device, | |
379 | #endif | |
380 | ||
381 | #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) | |
382 | &smc91x_device, | |
383 | #endif | |
384 | ||
c6c4d7bb BW |
385 | #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE) |
386 | &bfin_fb_adv7393_device, | |
387 | #endif | |
388 | ||
1394f032 BW |
389 | #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE) |
390 | &net2272_bfin_device, | |
391 | #endif | |
392 | ||
393 | #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) | |
c6c4d7bb | 394 | &bfin_spi0_device, |
1394f032 BW |
395 | #endif |
396 | ||
397 | #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) | |
398 | &bfin_uart_device, | |
399 | #endif | |
400 | ||
401 | #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) | |
402 | &bfin_sport0_uart_device, | |
403 | &bfin_sport1_uart_device, | |
404 | #endif | |
c6c4d7bb BW |
405 | |
406 | #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) | |
407 | &bfin_pata_device, | |
408 | #endif | |
1394f032 BW |
409 | }; |
410 | ||
411 | static int __init stamp_init(void) | |
412 | { | |
c0fc525d MF |
413 | int ret; |
414 | ||
1394f032 | 415 | printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__); |
c0fc525d MF |
416 | ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); |
417 | if (ret < 0) | |
418 | return ret; | |
419 | ||
420 | #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) | |
421 | # if defined(CONFIG_BFIN_SHARED_FLASH_ENET) | |
422 | /* setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC */ | |
423 | bfin_write_FIO_DIR(bfin_read_FIO_DIR() | (1 << CONFIG_ENET_FLASH_PIN)); | |
424 | bfin_write_FIO_FLAG_S(1 << CONFIG_ENET_FLASH_PIN); | |
425 | SSYNC(); | |
426 | # endif | |
427 | #endif | |
428 | ||
1394f032 | 429 | #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) |
c6c4d7bb BW |
430 | spi_register_board_info(bfin_spi_board_info, |
431 | ARRAY_SIZE(bfin_spi_board_info)); | |
432 | #endif | |
433 | #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) | |
434 | irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; | |
1394f032 | 435 | #endif |
c6c4d7bb | 436 | return 0; |
1394f032 BW |
437 | } |
438 | ||
439 | arch_initcall(stamp_init); | |
c6c4d7bb BW |
440 | |
441 | void native_machine_restart(char *cmd) | |
442 | { | |
443 | #if defined(CONFIG_BFIN_SHARED_FLASH_ENET) | |
444 | # define BIT_TO_SET (1 << CONFIG_ENET_FLASH_PIN) | |
445 | bfin_write_FIO_INEN(~BIT_TO_SET); | |
446 | bfin_write_FIO_DIR(BIT_TO_SET); | |
447 | bfin_write_FIO_FLAG_C(BIT_TO_SET); | |
448 | #endif | |
449 | } |