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4036e1de JC |
1 | /* |
2 | * linux/arch/arm/mach-pxa/stargate2.c | |
3 | * | |
4 | * Author: Ed C. Epp | |
5 | * Created: Nov 05, 2002 | |
6 | * Copyright: Intel Corp. | |
7 | * | |
8 | * Modified 2009: Jonathan Cameron <jic23@cam.ac.uk> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | */ | |
14 | ||
15 | #include <linux/init.h> | |
16 | #include <linux/device.h> | |
17 | #include <linux/interrupt.h> | |
18 | #include <linux/sched.h> | |
19 | #include <linux/bitops.h> | |
20 | #include <linux/fb.h> | |
21 | #include <linux/delay.h> | |
22 | #include <linux/platform_device.h> | |
23 | #include <linux/regulator/machine.h> | |
24 | #include <linux/mtd/mtd.h> | |
25 | #include <linux/mtd/plat-ram.h> | |
26 | #include <linux/mtd/partitions.h> | |
27 | ||
b459396e | 28 | #include <linux/i2c/pxa-i2c.h> |
4036e1de JC |
29 | #include <linux/i2c/pcf857x.h> |
30 | #include <linux/i2c/at24.h> | |
31 | #include <linux/smc91x.h> | |
32 | #include <linux/gpio.h> | |
dcd925f9 | 33 | #include <linux/leds.h> |
4036e1de JC |
34 | |
35 | #include <asm/types.h> | |
36 | #include <asm/setup.h> | |
37 | #include <asm/memory.h> | |
38 | #include <asm/mach-types.h> | |
39 | #include <asm/irq.h> | |
40 | ||
41 | #include <asm/mach/arch.h> | |
42 | #include <asm/mach/map.h> | |
43 | #include <asm/mach/irq.h> | |
44 | #include <asm/mach/flash.h> | |
45 | ||
46 | #include <mach/pxa27x.h> | |
4036e1de JC |
47 | #include <mach/mmc.h> |
48 | #include <mach/udc.h> | |
4036e1de | 49 | #include <mach/pxa27x-udc.h> |
ad68bb9f | 50 | #include <mach/smemc.h> |
4036e1de JC |
51 | |
52 | #include <linux/spi/spi.h> | |
8348c259 | 53 | #include <linux/spi/pxa2xx_spi.h> |
4036e1de JC |
54 | #include <linux/mfd/da903x.h> |
55 | #include <linux/sht15.h> | |
56 | ||
57 | #include "devices.h" | |
58 | #include "generic.h" | |
59 | ||
6ac6b817 HZ |
60 | #define STARGATE_NR_IRQS (IRQ_BOARD_START + 8) |
61 | ||
4036e1de JC |
62 | /* Bluetooth */ |
63 | #define SG2_BT_RESET 81 | |
64 | ||
65 | /* SD */ | |
66 | #define SG2_GPIO_nSD_DETECT 90 | |
67 | #define SG2_SD_POWER_ENABLE 89 | |
68 | ||
dcd925f9 | 69 | static unsigned long sg2_im2_unified_pin_config[] __initdata = { |
4036e1de JC |
70 | /* Device Identification for wakeup*/ |
71 | GPIO102_GPIO, | |
4036e1de JC |
72 | /* DA9030 */ |
73 | GPIO1_GPIO, | |
74 | ||
4036e1de JC |
75 | /* MMC */ |
76 | GPIO32_MMC_CLK, | |
77 | GPIO112_MMC_CMD, | |
78 | GPIO92_MMC_DAT_0, | |
79 | GPIO109_MMC_DAT_1, | |
80 | GPIO110_MMC_DAT_2, | |
81 | GPIO111_MMC_DAT_3, | |
4036e1de | 82 | |
dcd925f9 JC |
83 | /* 802.15.4 radio - driver out of mainline */ |
84 | GPIO22_GPIO, /* CC_RSTN */ | |
85 | GPIO114_GPIO, /* CC_FIFO */ | |
86 | GPIO116_GPIO, /* CC_CCA */ | |
87 | GPIO0_GPIO, /* CC_FIFOP */ | |
88 | GPIO16_GPIO, /* CCSFD */ | |
89 | GPIO115_GPIO, /* Power enable */ | |
4036e1de JC |
90 | |
91 | /* I2C */ | |
92 | GPIO117_I2C_SCL, | |
93 | GPIO118_I2C_SDA, | |
94 | ||
95 | /* SSP 3 - 802.15.4 radio */ | |
dcd925f9 | 96 | GPIO39_GPIO, /* Chip Select */ |
4036e1de JC |
97 | GPIO34_SSP3_SCLK, |
98 | GPIO35_SSP3_TXD, | |
99 | GPIO41_SSP3_RXD, | |
100 | ||
dcd925f9 | 101 | /* SSP 2 to daughter boards */ |
4036e1de JC |
102 | GPIO11_SSP2_RXD, |
103 | GPIO38_SSP2_TXD, | |
104 | GPIO36_SSP2_SCLK, | |
105 | GPIO37_GPIO, /* chip select */ | |
106 | ||
dcd925f9 JC |
107 | /* SSP 1 - to daughter boards */ |
108 | GPIO24_GPIO, /* Chip Select */ | |
4036e1de | 109 | GPIO23_SSP1_SCLK, |
dcd925f9 JC |
110 | GPIO25_SSP1_TXD, |
111 | GPIO26_SSP1_RXD, | |
4036e1de | 112 | |
dcd925f9 | 113 | /* BTUART Basic Connector*/ |
4036e1de JC |
114 | GPIO42_BTUART_RXD, |
115 | GPIO43_BTUART_TXD, | |
116 | GPIO44_BTUART_CTS, | |
117 | GPIO45_BTUART_RTS, | |
118 | ||
dcd925f9 | 119 | /* STUART - IM2 via debug board not sure on SG2*/ |
4036e1de JC |
120 | GPIO46_STUART_RXD, |
121 | GPIO47_STUART_TXD, | |
122 | ||
123 | /* Basic sensor board */ | |
124 | GPIO96_GPIO, /* accelerometer interrupt */ | |
125 | GPIO99_GPIO, /* ADC interrupt */ | |
126 | ||
4036e1de JC |
127 | /* SHT15 */ |
128 | GPIO100_GPIO, | |
129 | GPIO98_GPIO, | |
4036e1de | 130 | |
dcd925f9 JC |
131 | /* Basic sensor board */ |
132 | GPIO96_GPIO, /* accelerometer interrupt */ | |
133 | GPIO99_GPIO, /* ADC interrupt */ | |
4036e1de | 134 | |
dcd925f9 JC |
135 | /* Connector pins specified as gpios */ |
136 | GPIO94_GPIO, /* large basic connector pin 14 */ | |
137 | GPIO10_GPIO, /* large basic connector pin 23 */ | |
4036e1de JC |
138 | }; |
139 | ||
140 | static struct sht15_platform_data platform_data_sht15 = { | |
141 | .gpio_data = 100, | |
142 | .gpio_sck = 98, | |
143 | }; | |
144 | ||
145 | static struct platform_device sht15 = { | |
146 | .name = "sht15", | |
147 | .id = -1, | |
148 | .dev = { | |
149 | .platform_data = &platform_data_sht15, | |
150 | }, | |
151 | }; | |
152 | ||
153 | static struct regulator_consumer_supply stargate2_sensor_3_con[] = { | |
0bf189ab | 154 | REGULATOR_SUPPLY("vcc", "sht15"), |
4036e1de JC |
155 | }; |
156 | ||
157 | enum stargate2_ldos{ | |
158 | vcc_vref, | |
159 | vcc_cc2420, | |
160 | /* a mote connector? */ | |
161 | vcc_mica, | |
162 | /* the CSR bluecore chip */ | |
163 | vcc_bt, | |
164 | /* The two voltages available to sensor boards */ | |
165 | vcc_sensor_1_8, | |
166 | vcc_sensor_3, | |
167 | /* directly connected to the pxa27x */ | |
168 | vcc_sram_ext, | |
169 | vcc_pxa_pll, | |
170 | vcc_pxa_usim, /* Reference voltage for certain gpios */ | |
171 | vcc_pxa_mem, | |
172 | vcc_pxa_flash, | |
173 | vcc_pxa_core, /*Dc-Dc buck not yet supported */ | |
174 | vcc_lcd, | |
175 | vcc_bb, | |
176 | vcc_bbio, /*not sure!*/ | |
177 | vcc_io, /* cc2420 802.15.4 radio and pxa vcc_io ?*/ | |
178 | }; | |
179 | ||
180 | /* The values of the various regulator constraints are obviously dependent | |
181 | * on exactly what is wired to each ldo. Unfortunately this information is | |
182 | * not generally available. More information has been requested from Xbow. | |
183 | */ | |
184 | static struct regulator_init_data stargate2_ldo_init_data[] = { | |
185 | [vcc_bbio] = { | |
186 | .constraints = { /* board default 1.8V */ | |
187 | .name = "vcc_bbio", | |
188 | .min_uV = 1800000, | |
189 | .max_uV = 1800000, | |
190 | }, | |
191 | }, | |
192 | [vcc_bb] = { | |
193 | .constraints = { /* board default 2.8V */ | |
194 | .name = "vcc_bb", | |
195 | .min_uV = 2700000, | |
196 | .max_uV = 3000000, | |
197 | }, | |
198 | }, | |
199 | [vcc_pxa_flash] = { | |
200 | .constraints = {/* default is 1.8V */ | |
201 | .name = "vcc_pxa_flash", | |
202 | .min_uV = 1800000, | |
203 | .max_uV = 1800000, | |
204 | }, | |
205 | }, | |
206 | [vcc_cc2420] = { /* also vcc_io */ | |
207 | .constraints = { | |
208 | /* board default is 2.8V */ | |
209 | .name = "vcc_cc2420", | |
210 | .min_uV = 2700000, | |
211 | .max_uV = 3300000, | |
212 | }, | |
213 | }, | |
214 | [vcc_vref] = { /* Reference for what? */ | |
215 | .constraints = { /* default 1.8V */ | |
216 | .name = "vcc_vref", | |
217 | .min_uV = 1800000, | |
218 | .max_uV = 1800000, | |
219 | }, | |
220 | }, | |
221 | [vcc_sram_ext] = { | |
222 | .constraints = { /* default 2.8V */ | |
223 | .name = "vcc_sram_ext", | |
224 | .min_uV = 2800000, | |
225 | .max_uV = 2800000, | |
226 | }, | |
227 | }, | |
228 | [vcc_mica] = { | |
229 | .constraints = { /* default 2.8V */ | |
230 | .name = "vcc_mica", | |
231 | .min_uV = 2800000, | |
232 | .max_uV = 2800000, | |
233 | }, | |
234 | }, | |
235 | [vcc_bt] = { | |
236 | .constraints = { /* default 2.8V */ | |
237 | .name = "vcc_bt", | |
238 | .min_uV = 2800000, | |
239 | .max_uV = 2800000, | |
240 | }, | |
241 | }, | |
242 | [vcc_lcd] = { | |
243 | .constraints = { /* default 2.8V */ | |
244 | .name = "vcc_lcd", | |
245 | .min_uV = 2700000, | |
246 | .max_uV = 3300000, | |
247 | }, | |
248 | }, | |
249 | [vcc_io] = { /* Same or higher than everything | |
250 | * bar vccbat and vccusb */ | |
251 | .constraints = { /* default 2.8V */ | |
252 | .name = "vcc_io", | |
253 | .min_uV = 2692000, | |
254 | .max_uV = 3300000, | |
255 | }, | |
256 | }, | |
257 | [vcc_sensor_1_8] = { | |
258 | .constraints = { /* default 1.8V */ | |
259 | .name = "vcc_sensor_1_8", | |
260 | .min_uV = 1800000, | |
261 | .max_uV = 1800000, | |
262 | }, | |
263 | }, | |
264 | [vcc_sensor_3] = { /* curiously default 2.8V */ | |
265 | .constraints = { | |
266 | .name = "vcc_sensor_3", | |
267 | .min_uV = 2800000, | |
268 | .max_uV = 3000000, | |
269 | }, | |
270 | .num_consumer_supplies = ARRAY_SIZE(stargate2_sensor_3_con), | |
271 | .consumer_supplies = stargate2_sensor_3_con, | |
272 | }, | |
273 | [vcc_pxa_pll] = { /* 1.17V - 1.43V, default 1.3V*/ | |
274 | .constraints = { | |
275 | .name = "vcc_pxa_pll", | |
276 | .min_uV = 1170000, | |
277 | .max_uV = 1430000, | |
278 | }, | |
279 | }, | |
280 | [vcc_pxa_usim] = { | |
281 | .constraints = { /* default 1.8V */ | |
282 | .name = "vcc_pxa_usim", | |
283 | .min_uV = 1710000, | |
284 | .max_uV = 2160000, | |
285 | }, | |
286 | }, | |
287 | [vcc_pxa_mem] = { | |
288 | .constraints = { /* default 1.8V */ | |
289 | .name = "vcc_pxa_mem", | |
290 | .min_uV = 1800000, | |
291 | .max_uV = 1800000, | |
292 | }, | |
293 | }, | |
294 | }; | |
295 | ||
dcd925f9 | 296 | static struct mtd_partition stargate2flash_partitions[] = { |
4036e1de | 297 | { |
dcd925f9 JC |
298 | .name = "Bootloader", |
299 | .size = 0x00040000, | |
300 | .offset = 0, | |
301 | .mask_flags = 0, | |
4036e1de | 302 | }, { |
dcd925f9 JC |
303 | .name = "Kernel", |
304 | .size = 0x00200000, | |
305 | .offset = 0x00040000, | |
306 | .mask_flags = 0 | |
4036e1de | 307 | }, { |
dcd925f9 JC |
308 | .name = "Filesystem", |
309 | .size = 0x01DC0000, | |
310 | .offset = 0x00240000, | |
311 | .mask_flags = 0 | |
312 | }, | |
313 | }; | |
314 | ||
315 | static struct resource flash_resources = { | |
316 | .start = PXA_CS0_PHYS, | |
317 | .end = PXA_CS0_PHYS + SZ_32M - 1, | |
318 | .flags = IORESOURCE_MEM, | |
319 | }; | |
320 | ||
321 | static struct flash_platform_data stargate2_flash_data = { | |
322 | .map_name = "cfi_probe", | |
323 | .parts = stargate2flash_partitions, | |
324 | .nr_parts = ARRAY_SIZE(stargate2flash_partitions), | |
325 | .name = "PXA27xOnChipROM", | |
326 | .width = 2, | |
327 | }; | |
328 | ||
329 | static struct platform_device stargate2_flash_device = { | |
330 | .name = "pxa2xx-flash", | |
331 | .id = 0, | |
332 | .dev = { | |
333 | .platform_data = &stargate2_flash_data, | |
334 | }, | |
335 | .resource = &flash_resources, | |
336 | .num_resources = 1, | |
337 | }; | |
338 | ||
339 | static struct pxa2xx_spi_master pxa_ssp_master_0_info = { | |
340 | .num_chipselect = 1, | |
341 | }; | |
342 | ||
343 | static struct pxa2xx_spi_master pxa_ssp_master_1_info = { | |
344 | .num_chipselect = 1, | |
345 | }; | |
346 | ||
347 | static struct pxa2xx_spi_master pxa_ssp_master_2_info = { | |
348 | .num_chipselect = 1, | |
349 | }; | |
350 | ||
351 | /* An upcoming kernel change will scrap SFRM usage so these | |
352 | * drivers have been moved to use gpio's via cs_control */ | |
353 | static struct pxa2xx_spi_chip staccel_chip_info = { | |
354 | .tx_threshold = 8, | |
355 | .rx_threshold = 8, | |
356 | .dma_burst_size = 8, | |
357 | .timeout = 235, | |
358 | .gpio_cs = 24, | |
359 | }; | |
360 | ||
361 | static struct pxa2xx_spi_chip cc2420_info = { | |
362 | .tx_threshold = 8, | |
363 | .rx_threshold = 8, | |
364 | .dma_burst_size = 8, | |
365 | .timeout = 235, | |
366 | .gpio_cs = 39, | |
367 | }; | |
368 | ||
369 | static struct spi_board_info spi_board_info[] __initdata = { | |
370 | { | |
371 | .modalias = "lis3l02dq", | |
372 | .max_speed_hz = 8000000,/* 8MHz max spi frequency at 3V */ | |
373 | .bus_num = 1, | |
374 | .chip_select = 0, | |
375 | .controller_data = &staccel_chip_info, | |
6384fdad | 376 | .irq = PXA_GPIO_TO_IRQ(96), |
dcd925f9 JC |
377 | }, { |
378 | .modalias = "cc2420", | |
379 | .max_speed_hz = 6500000, | |
380 | .bus_num = 3, | |
381 | .chip_select = 0, | |
382 | .controller_data = &cc2420_info, | |
383 | }, | |
384 | }; | |
385 | ||
386 | static void sg2_udc_command(int cmd) | |
387 | { | |
388 | switch (cmd) { | |
389 | case PXA2XX_UDC_CMD_CONNECT: | |
390 | UP2OCR |= UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE; | |
391 | break; | |
392 | case PXA2XX_UDC_CMD_DISCONNECT: | |
393 | UP2OCR &= ~(UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE); | |
394 | break; | |
395 | } | |
396 | } | |
397 | ||
398 | static struct i2c_pxa_platform_data i2c_pwr_pdata = { | |
399 | .fast_mode = 1, | |
400 | }; | |
401 | ||
402 | static struct i2c_pxa_platform_data i2c_pdata = { | |
403 | .fast_mode = 1, | |
404 | }; | |
405 | ||
406 | static void __init imote2_stargate2_init(void) | |
407 | { | |
408 | ||
409 | pxa2xx_mfp_config(ARRAY_AND_SIZE(sg2_im2_unified_pin_config)); | |
410 | ||
411 | pxa_set_ffuart_info(NULL); | |
412 | pxa_set_btuart_info(NULL); | |
413 | pxa_set_stuart_info(NULL); | |
414 | ||
415 | pxa2xx_set_spi_info(1, &pxa_ssp_master_0_info); | |
416 | pxa2xx_set_spi_info(2, &pxa_ssp_master_1_info); | |
417 | pxa2xx_set_spi_info(3, &pxa_ssp_master_2_info); | |
418 | spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); | |
419 | ||
420 | ||
421 | pxa27x_set_i2c_power_info(&i2c_pwr_pdata); | |
422 | pxa_set_i2c_info(&i2c_pdata); | |
423 | } | |
424 | ||
425 | #ifdef CONFIG_MACH_INTELMOTE2 | |
426 | /* As the the imote2 doesn't currently have a conventional SD slot | |
427 | * there is no option to hotplug cards, making all this rather simple | |
428 | */ | |
429 | static int imote2_mci_get_ro(struct device *dev) | |
430 | { | |
431 | return 0; | |
432 | } | |
433 | ||
434 | /* Rather simple case as hotplugging not possible */ | |
435 | static struct pxamci_platform_data imote2_mci_platform_data = { | |
436 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, /* default anyway */ | |
437 | .get_ro = imote2_mci_get_ro, | |
438 | .gpio_card_detect = -1, | |
439 | .gpio_card_ro = -1, | |
440 | .gpio_power = -1, | |
441 | }; | |
442 | ||
443 | static struct gpio_led imote2_led_pins[] = { | |
444 | { | |
445 | .name = "imote2:red", | |
446 | .gpio = 103, | |
447 | .active_low = 1, | |
4036e1de | 448 | }, { |
dcd925f9 JC |
449 | .name = "imote2:green", |
450 | .gpio = 104, | |
451 | .active_low = 1, | |
452 | }, { | |
453 | .name = "imote2:blue", | |
454 | .gpio = 105, | |
455 | .active_low = 1, | |
456 | }, | |
457 | }; | |
458 | ||
459 | static struct gpio_led_platform_data imote2_led_data = { | |
460 | .num_leds = ARRAY_SIZE(imote2_led_pins), | |
461 | .leds = imote2_led_pins, | |
462 | }; | |
463 | ||
464 | static struct platform_device imote2_leds = { | |
465 | .name = "leds-gpio", | |
466 | .id = -1, | |
467 | .dev = { | |
468 | .platform_data = &imote2_led_data, | |
469 | }, | |
470 | }; | |
471 | ||
472 | static struct da903x_subdev_info imote2_da9030_subdevs[] = { | |
473 | { | |
4036e1de JC |
474 | .name = "da903x-regulator", |
475 | .id = DA9030_ID_LDO2, | |
476 | .platform_data = &stargate2_ldo_init_data[vcc_bbio], | |
477 | }, { | |
478 | .name = "da903x-regulator", | |
479 | .id = DA9030_ID_LDO3, | |
480 | .platform_data = &stargate2_ldo_init_data[vcc_bb], | |
481 | }, { | |
482 | .name = "da903x-regulator", | |
483 | .id = DA9030_ID_LDO4, | |
484 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_flash], | |
485 | }, { | |
486 | .name = "da903x-regulator", | |
487 | .id = DA9030_ID_LDO5, | |
488 | .platform_data = &stargate2_ldo_init_data[vcc_cc2420], | |
489 | }, { | |
490 | .name = "da903x-regulator", | |
491 | .id = DA9030_ID_LDO6, | |
492 | .platform_data = &stargate2_ldo_init_data[vcc_vref], | |
493 | }, { | |
494 | .name = "da903x-regulator", | |
495 | .id = DA9030_ID_LDO7, | |
496 | .platform_data = &stargate2_ldo_init_data[vcc_sram_ext], | |
497 | }, { | |
498 | .name = "da903x-regulator", | |
499 | .id = DA9030_ID_LDO8, | |
500 | .platform_data = &stargate2_ldo_init_data[vcc_mica], | |
501 | }, { | |
502 | .name = "da903x-regulator", | |
503 | .id = DA9030_ID_LDO9, | |
504 | .platform_data = &stargate2_ldo_init_data[vcc_bt], | |
505 | }, { | |
506 | .name = "da903x-regulator", | |
507 | .id = DA9030_ID_LDO10, | |
508 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_1_8], | |
509 | }, { | |
510 | .name = "da903x-regulator", | |
511 | .id = DA9030_ID_LDO11, | |
512 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_3], | |
513 | }, { | |
514 | .name = "da903x-regulator", | |
515 | .id = DA9030_ID_LDO12, | |
516 | .platform_data = &stargate2_ldo_init_data[vcc_lcd], | |
517 | }, { | |
518 | .name = "da903x-regulator", | |
519 | .id = DA9030_ID_LDO15, | |
520 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_pll], | |
521 | }, { | |
522 | .name = "da903x-regulator", | |
523 | .id = DA9030_ID_LDO17, | |
524 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_usim], | |
525 | }, { | |
526 | .name = "da903x-regulator", /*pxa vcc i/o and cc2420 vcc i/o */ | |
527 | .id = DA9030_ID_LDO18, | |
528 | .platform_data = &stargate2_ldo_init_data[vcc_io], | |
529 | }, { | |
530 | .name = "da903x-regulator", | |
531 | .id = DA9030_ID_LDO19, | |
532 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_mem], | |
533 | }, | |
534 | }; | |
535 | ||
dcd925f9 JC |
536 | static struct da903x_platform_data imote2_da9030_pdata = { |
537 | .num_subdevs = ARRAY_SIZE(imote2_da9030_subdevs), | |
538 | .subdevs = imote2_da9030_subdevs, | |
4036e1de JC |
539 | }; |
540 | ||
dcd925f9 JC |
541 | static struct i2c_board_info __initdata imote2_pwr_i2c_board_info[] = { |
542 | { | |
543 | .type = "da9030", | |
544 | .addr = 0x49, | |
545 | .platform_data = &imote2_da9030_pdata, | |
4929f5a8 | 546 | .irq = PXA_GPIO_TO_IRQ(1), |
4036e1de | 547 | }, |
4036e1de JC |
548 | }; |
549 | ||
dcd925f9 JC |
550 | static struct i2c_board_info __initdata imote2_i2c_board_info[] = { |
551 | { /* UCAM sensor board */ | |
552 | .type = "max1239", | |
553 | .addr = 0x35, | |
554 | }, { /* ITS400 Sensor board only */ | |
555 | .type = "max1363", | |
556 | .addr = 0x34, | |
557 | /* Through a nand gate - Also beware, on V2 sensor board the | |
558 | * pull up resistors are missing. | |
559 | */ | |
6384fdad | 560 | .irq = PXA_GPIO_TO_IRQ(99), |
dcd925f9 JC |
561 | }, { /* ITS400 Sensor board only */ |
562 | .type = "tsl2561", | |
563 | .addr = 0x49, | |
564 | /* Through a nand gate - Also beware, on V2 sensor board the | |
565 | * pull up resistors are missing. | |
566 | */ | |
6384fdad | 567 | .irq = PXA_GPIO_TO_IRQ(99), |
dcd925f9 JC |
568 | }, { /* ITS400 Sensor board only */ |
569 | .type = "tmp175", | |
570 | .addr = 0x4A, | |
6384fdad | 571 | .irq = PXA_GPIO_TO_IRQ(96), |
dcd925f9 JC |
572 | }, { /* IMB400 Multimedia board */ |
573 | .type = "wm8940", | |
574 | .addr = 0x1A, | |
575 | }, | |
576 | }; | |
577 | ||
578 | static unsigned long imote2_pin_config[] __initdata = { | |
579 | ||
580 | /* Button */ | |
581 | GPIO91_GPIO, | |
582 | ||
583 | /* LEDS */ | |
584 | GPIO103_GPIO, /* red led */ | |
585 | GPIO104_GPIO, /* green led */ | |
586 | GPIO105_GPIO, /* blue led */ | |
587 | }; | |
588 | ||
589 | static struct pxa2xx_udc_mach_info imote2_udc_info __initdata = { | |
590 | .udc_command = sg2_udc_command, | |
591 | }; | |
592 | ||
ac1e8986 AL |
593 | static struct platform_device imote2_audio_device = { |
594 | .name = "imote2-audio", | |
595 | .id = -1, | |
596 | }; | |
597 | ||
dcd925f9 JC |
598 | static struct platform_device *imote2_devices[] = { |
599 | &stargate2_flash_device, | |
600 | &imote2_leds, | |
601 | &sht15, | |
ac1e8986 | 602 | &imote2_audio_device, |
dcd925f9 JC |
603 | }; |
604 | ||
605 | static void __init imote2_init(void) | |
606 | { | |
607 | pxa2xx_mfp_config(ARRAY_AND_SIZE(imote2_pin_config)); | |
608 | ||
609 | imote2_stargate2_init(); | |
610 | ||
611 | platform_add_devices(imote2_devices, ARRAY_SIZE(imote2_devices)); | |
612 | ||
613 | i2c_register_board_info(0, imote2_i2c_board_info, | |
614 | ARRAY_SIZE(imote2_i2c_board_info)); | |
615 | i2c_register_board_info(1, imote2_pwr_i2c_board_info, | |
616 | ARRAY_SIZE(imote2_pwr_i2c_board_info)); | |
617 | ||
618 | pxa_set_mci_info(&imote2_mci_platform_data); | |
619 | pxa_set_udc_info(&imote2_udc_info); | |
620 | } | |
621 | #endif | |
622 | ||
623 | #ifdef CONFIG_MACH_STARGATE2 | |
624 | ||
625 | static unsigned long stargate2_pin_config[] __initdata = { | |
626 | ||
627 | GPIO15_nCS_1, /* SRAM */ | |
628 | /* SMC91x */ | |
629 | GPIO80_nCS_4, | |
630 | GPIO40_GPIO, /*cable detect?*/ | |
631 | ||
632 | /* Button */ | |
633 | GPIO91_GPIO | WAKEUP_ON_LEVEL_HIGH, | |
634 | ||
635 | /* Compact Flash */ | |
636 | GPIO79_PSKTSEL, | |
637 | GPIO48_nPOE, | |
638 | GPIO49_nPWE, | |
639 | GPIO50_nPIOR, | |
640 | GPIO51_nPIOW, | |
641 | GPIO85_nPCE_1, | |
642 | GPIO54_nPCE_2, | |
643 | GPIO55_nPREG, | |
644 | GPIO56_nPWAIT, | |
645 | GPIO57_nIOIS16, | |
646 | GPIO120_GPIO, /* Buff ctrl */ | |
647 | GPIO108_GPIO, /* Power ctrl */ | |
648 | GPIO82_GPIO, /* Reset */ | |
649 | GPIO53_GPIO, /* SG2_S0_GPIO_DETECT */ | |
650 | ||
651 | /* MMC not shared with imote2 */ | |
652 | GPIO90_GPIO, /* nSD detect */ | |
653 | GPIO89_GPIO, /* SD_POWER_ENABLE */ | |
654 | ||
655 | /* Bluetooth */ | |
656 | GPIO81_GPIO, /* reset */ | |
657 | }; | |
658 | ||
659 | static struct resource smc91x_resources[] = { | |
660 | [0] = { | |
661 | .name = "smc91x-regs", | |
662 | .start = (PXA_CS4_PHYS + 0x300), | |
663 | .end = (PXA_CS4_PHYS + 0xfffff), | |
664 | .flags = IORESOURCE_MEM, | |
665 | }, | |
666 | [1] = { | |
6384fdad HZ |
667 | .start = PXA_GPIO_TO_IRQ(40), |
668 | .end = PXA_GPIO_TO_IRQ(40), | |
dcd925f9 JC |
669 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
670 | } | |
671 | }; | |
672 | ||
673 | static struct smc91x_platdata stargate2_smc91x_info = { | |
674 | .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | |
675 | | SMC91X_NOWAIT | SMC91X_USE_DMA, | |
676 | }; | |
677 | ||
678 | static struct platform_device smc91x_device = { | |
679 | .name = "smc91x", | |
680 | .id = -1, | |
681 | .num_resources = ARRAY_SIZE(smc91x_resources), | |
4036e1de JC |
682 | .resource = smc91x_resources, |
683 | .dev = { | |
684 | .platform_data = &stargate2_smc91x_info, | |
685 | }, | |
686 | }; | |
687 | ||
688 | ||
4036e1de JC |
689 | /* |
690 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
691 | * to give the card a chance to fully insert / eject. | |
692 | */ | |
693 | static int stargate2_mci_init(struct device *dev, | |
694 | irq_handler_t stargate2_detect_int, | |
695 | void *data) | |
696 | { | |
697 | int err; | |
698 | ||
699 | err = gpio_request(SG2_SD_POWER_ENABLE, "SG2_sd_power_enable"); | |
700 | if (err) { | |
701 | printk(KERN_ERR "Can't get the gpio for SD power control"); | |
702 | goto return_err; | |
703 | } | |
704 | gpio_direction_output(SG2_SD_POWER_ENABLE, 0); | |
705 | ||
706 | err = gpio_request(SG2_GPIO_nSD_DETECT, "SG2_sd_detect"); | |
707 | if (err) { | |
708 | printk(KERN_ERR "Can't get the sd detect gpio"); | |
709 | goto free_power_en; | |
710 | } | |
711 | gpio_direction_input(SG2_GPIO_nSD_DETECT); | |
4036e1de | 712 | |
6384fdad | 713 | err = request_irq(PXA_GPIO_TO_IRQ(SG2_GPIO_nSD_DETECT), |
4036e1de JC |
714 | stargate2_detect_int, |
715 | IRQ_TYPE_EDGE_BOTH, | |
716 | "MMC card detect", | |
717 | data); | |
718 | if (err) { | |
719 | printk(KERN_ERR "can't request MMC card detect IRQ\n"); | |
720 | goto free_nsd_detect; | |
721 | } | |
722 | return 0; | |
723 | ||
724 | free_nsd_detect: | |
725 | gpio_free(SG2_GPIO_nSD_DETECT); | |
726 | free_power_en: | |
727 | gpio_free(SG2_SD_POWER_ENABLE); | |
728 | return_err: | |
729 | return err; | |
730 | } | |
731 | ||
732 | /** | |
733 | * stargate2_mci_setpower() - set state of mmc power supply | |
734 | * | |
735 | * Very simple control. Either it is on or off and is controlled by | |
736 | * a gpio pin */ | |
737 | static void stargate2_mci_setpower(struct device *dev, unsigned int vdd) | |
738 | { | |
739 | gpio_set_value(SG2_SD_POWER_ENABLE, !!vdd); | |
740 | } | |
741 | ||
742 | static void stargate2_mci_exit(struct device *dev, void *data) | |
743 | { | |
6384fdad | 744 | free_irq(PXA_GPIO_TO_IRQ(SG2_GPIO_nSD_DETECT), data); |
4036e1de JC |
745 | gpio_free(SG2_SD_POWER_ENABLE); |
746 | gpio_free(SG2_GPIO_nSD_DETECT); | |
747 | } | |
748 | ||
749 | static struct pxamci_platform_data stargate2_mci_platform_data = { | |
f97cab28 | 750 | .detect_delay_ms = 250, |
4036e1de JC |
751 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
752 | .init = stargate2_mci_init, | |
753 | .setpower = stargate2_mci_setpower, | |
754 | .exit = stargate2_mci_exit, | |
755 | }; | |
756 | ||
4036e1de JC |
757 | |
758 | /* | |
759 | * SRAM - The Stargate 2 has 32MB of SRAM. | |
760 | * | |
761 | * Here it is made available as an MTD. This will then | |
762 | * typically have a cifs filesystem created on it to provide | |
763 | * fast temporary storage. | |
764 | */ | |
765 | static struct resource sram_resources = { | |
766 | .start = PXA_CS1_PHYS, | |
767 | .end = PXA_CS1_PHYS + SZ_32M-1, | |
768 | .flags = IORESOURCE_MEM, | |
769 | }; | |
770 | ||
771 | static struct platdata_mtd_ram stargate2_sram_pdata = { | |
772 | .mapname = "Stargate2 SRAM", | |
773 | .bankwidth = 2, | |
774 | }; | |
775 | ||
776 | static struct platform_device stargate2_sram = { | |
777 | .name = "mtd-ram", | |
778 | .id = 0, | |
779 | .resource = &sram_resources, | |
780 | .num_resources = 1, | |
781 | .dev = { | |
782 | .platform_data = &stargate2_sram_pdata, | |
783 | }, | |
784 | }; | |
785 | ||
786 | static struct pcf857x_platform_data platform_data_pcf857x = { | |
787 | .gpio_base = 128, | |
788 | .n_latch = 0, | |
789 | .setup = NULL, | |
790 | .teardown = NULL, | |
791 | .context = NULL, | |
792 | }; | |
793 | ||
794 | static struct at24_platform_data pca9500_eeprom_pdata = { | |
795 | .byte_len = 256, | |
796 | .page_size = 4, | |
797 | }; | |
798 | ||
dcd925f9 JC |
799 | /** |
800 | * stargate2_reset_bluetooth() reset the bluecore to ensure consistent state | |
801 | **/ | |
802 | static int stargate2_reset_bluetooth(void) | |
803 | { | |
804 | int err; | |
805 | err = gpio_request(SG2_BT_RESET, "SG2_BT_RESET"); | |
806 | if (err) { | |
807 | printk(KERN_ERR "Could not get gpio for bluetooth reset\n"); | |
808 | return err; | |
809 | } | |
810 | gpio_direction_output(SG2_BT_RESET, 1); | |
811 | mdelay(5); | |
812 | /* now reset it - 5 msec minimum */ | |
813 | gpio_set_value(SG2_BT_RESET, 0); | |
814 | mdelay(10); | |
815 | gpio_set_value(SG2_BT_RESET, 1); | |
816 | gpio_free(SG2_BT_RESET); | |
817 | return 0; | |
818 | } | |
819 | ||
820 | static struct led_info stargate2_leds[] = { | |
821 | { | |
822 | .name = "sg2:red", | |
823 | .flags = DA9030_LED_RATE_ON, | |
824 | }, { | |
825 | .name = "sg2:blue", | |
826 | .flags = DA9030_LED_RATE_ON, | |
827 | }, { | |
828 | .name = "sg2:green", | |
829 | .flags = DA9030_LED_RATE_ON, | |
830 | }, | |
831 | }; | |
832 | ||
833 | static struct da903x_subdev_info stargate2_da9030_subdevs[] = { | |
834 | { | |
835 | .name = "da903x-led", | |
836 | .id = DA9030_ID_LED_2, | |
837 | .platform_data = &stargate2_leds[0], | |
838 | }, { | |
839 | .name = "da903x-led", | |
840 | .id = DA9030_ID_LED_3, | |
841 | .platform_data = &stargate2_leds[2], | |
842 | }, { | |
843 | .name = "da903x-led", | |
844 | .id = DA9030_ID_LED_4, | |
845 | .platform_data = &stargate2_leds[1], | |
846 | }, { | |
847 | .name = "da903x-regulator", | |
848 | .id = DA9030_ID_LDO2, | |
849 | .platform_data = &stargate2_ldo_init_data[vcc_bbio], | |
850 | }, { | |
851 | .name = "da903x-regulator", | |
852 | .id = DA9030_ID_LDO3, | |
853 | .platform_data = &stargate2_ldo_init_data[vcc_bb], | |
854 | }, { | |
855 | .name = "da903x-regulator", | |
856 | .id = DA9030_ID_LDO4, | |
857 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_flash], | |
858 | }, { | |
859 | .name = "da903x-regulator", | |
860 | .id = DA9030_ID_LDO5, | |
861 | .platform_data = &stargate2_ldo_init_data[vcc_cc2420], | |
862 | }, { | |
863 | .name = "da903x-regulator", | |
864 | .id = DA9030_ID_LDO6, | |
865 | .platform_data = &stargate2_ldo_init_data[vcc_vref], | |
866 | }, { | |
867 | .name = "da903x-regulator", | |
868 | .id = DA9030_ID_LDO7, | |
869 | .platform_data = &stargate2_ldo_init_data[vcc_sram_ext], | |
870 | }, { | |
871 | .name = "da903x-regulator", | |
872 | .id = DA9030_ID_LDO8, | |
873 | .platform_data = &stargate2_ldo_init_data[vcc_mica], | |
874 | }, { | |
875 | .name = "da903x-regulator", | |
876 | .id = DA9030_ID_LDO9, | |
877 | .platform_data = &stargate2_ldo_init_data[vcc_bt], | |
878 | }, { | |
879 | .name = "da903x-regulator", | |
880 | .id = DA9030_ID_LDO10, | |
881 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_1_8], | |
882 | }, { | |
883 | .name = "da903x-regulator", | |
884 | .id = DA9030_ID_LDO11, | |
885 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_3], | |
886 | }, { | |
887 | .name = "da903x-regulator", | |
888 | .id = DA9030_ID_LDO12, | |
889 | .platform_data = &stargate2_ldo_init_data[vcc_lcd], | |
890 | }, { | |
891 | .name = "da903x-regulator", | |
892 | .id = DA9030_ID_LDO15, | |
893 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_pll], | |
894 | }, { | |
895 | .name = "da903x-regulator", | |
896 | .id = DA9030_ID_LDO17, | |
897 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_usim], | |
898 | }, { | |
899 | .name = "da903x-regulator", /*pxa vcc i/o and cc2420 vcc i/o */ | |
900 | .id = DA9030_ID_LDO18, | |
901 | .platform_data = &stargate2_ldo_init_data[vcc_io], | |
902 | }, { | |
903 | .name = "da903x-regulator", | |
904 | .id = DA9030_ID_LDO19, | |
905 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_mem], | |
906 | }, | |
907 | }; | |
908 | ||
909 | static struct da903x_platform_data stargate2_da9030_pdata = { | |
910 | .num_subdevs = ARRAY_SIZE(stargate2_da9030_subdevs), | |
911 | .subdevs = stargate2_da9030_subdevs, | |
912 | }; | |
913 | ||
914 | static struct i2c_board_info __initdata stargate2_pwr_i2c_board_info[] = { | |
915 | { | |
916 | .type = "da9030", | |
917 | .addr = 0x49, | |
918 | .platform_data = &stargate2_da9030_pdata, | |
4929f5a8 | 919 | .irq = PXA_GPIO_TO_IRQ(1), |
dcd925f9 JC |
920 | }, |
921 | }; | |
4036e1de JC |
922 | |
923 | static struct i2c_board_info __initdata stargate2_i2c_board_info[] = { | |
924 | /* Techically this a pca9500 - but it's compatible with the 8574 | |
925 | * for gpio expansion and the 24c02 for eeprom access. | |
926 | */ | |
927 | { | |
928 | .type = "pcf8574", | |
929 | .addr = 0x27, | |
930 | .platform_data = &platform_data_pcf857x, | |
931 | }, { | |
932 | .type = "24c02", | |
933 | .addr = 0x57, | |
934 | .platform_data = &pca9500_eeprom_pdata, | |
935 | }, { | |
936 | .type = "max1238", | |
937 | .addr = 0x35, | |
938 | }, { /* ITS400 Sensor board only */ | |
939 | .type = "max1363", | |
940 | .addr = 0x34, | |
941 | /* Through a nand gate - Also beware, on V2 sensor board the | |
942 | * pull up resistors are missing. | |
943 | */ | |
6384fdad | 944 | .irq = PXA_GPIO_TO_IRQ(99), |
4036e1de JC |
945 | }, { /* ITS400 Sensor board only */ |
946 | .type = "tsl2561", | |
947 | .addr = 0x49, | |
948 | /* Through a nand gate - Also beware, on V2 sensor board the | |
949 | * pull up resistors are missing. | |
950 | */ | |
6384fdad | 951 | .irq = PXA_GPIO_TO_IRQ(99), |
4036e1de JC |
952 | }, { /* ITS400 Sensor board only */ |
953 | .type = "tmp175", | |
954 | .addr = 0x4A, | |
6384fdad | 955 | .irq = PXA_GPIO_TO_IRQ(96), |
4036e1de JC |
956 | }, |
957 | }; | |
958 | ||
4036e1de JC |
959 | /* Board doesn't support cable detection - so always lie and say |
960 | * something is there. | |
961 | */ | |
962 | static int sg2_udc_detect(void) | |
963 | { | |
964 | return 1; | |
965 | } | |
966 | ||
967 | static struct pxa2xx_udc_mach_info stargate2_udc_info __initdata = { | |
968 | .udc_is_connected = sg2_udc_detect, | |
969 | .udc_command = sg2_udc_command, | |
970 | }; | |
971 | ||
972 | static struct platform_device *stargate2_devices[] = { | |
973 | &stargate2_flash_device, | |
974 | &stargate2_sram, | |
975 | &smc91x_device, | |
976 | &sht15, | |
977 | }; | |
978 | ||
4036e1de JC |
979 | static void __init stargate2_init(void) |
980 | { | |
981 | /* This is probably a board specific hack as this must be set | |
982 | prior to connecting the MFP stuff up. */ | |
ad68bb9f | 983 | __raw_writel(__raw_readl(MECR) & ~MECR_NOS, MECR); |
4036e1de JC |
984 | |
985 | pxa2xx_mfp_config(ARRAY_AND_SIZE(stargate2_pin_config)); | |
986 | ||
dcd925f9 | 987 | imote2_stargate2_init(); |
cc155c6f | 988 | |
4036e1de JC |
989 | platform_add_devices(ARRAY_AND_SIZE(stargate2_devices)); |
990 | ||
4036e1de | 991 | i2c_register_board_info(0, ARRAY_AND_SIZE(stargate2_i2c_board_info)); |
dcd925f9 JC |
992 | i2c_register_board_info(1, stargate2_pwr_i2c_board_info, |
993 | ARRAY_SIZE(stargate2_pwr_i2c_board_info)); | |
4036e1de JC |
994 | |
995 | pxa_set_mci_info(&stargate2_mci_platform_data); | |
996 | ||
997 | pxa_set_udc_info(&stargate2_udc_info); | |
998 | ||
999 | stargate2_reset_bluetooth(); | |
1000 | } | |
dcd925f9 JC |
1001 | #endif |
1002 | ||
1003 | #ifdef CONFIG_MACH_INTELMOTE2 | |
1004 | MACHINE_START(INTELMOTE2, "IMOTE 2") | |
851982c1 | 1005 | .map_io = pxa27x_map_io, |
4e611091 | 1006 | .nr_irqs = PXA_NR_IRQS, |
dcd925f9 | 1007 | .init_irq = pxa27x_init_irq, |
8a97ae2f | 1008 | .handle_irq = pxa27x_handle_irq, |
dcd925f9 JC |
1009 | .timer = &pxa_timer, |
1010 | .init_machine = imote2_init, | |
7375aba6 | 1011 | .atag_offset = 0x100, |
271a74fc | 1012 | .restart = pxa_restart, |
dcd925f9 JC |
1013 | MACHINE_END |
1014 | #endif | |
4036e1de | 1015 | |
dcd925f9 | 1016 | #ifdef CONFIG_MACH_STARGATE2 |
4036e1de | 1017 | MACHINE_START(STARGATE2, "Stargate 2") |
851982c1 | 1018 | .map_io = pxa27x_map_io, |
6ac6b817 | 1019 | .nr_irqs = STARGATE_NR_IRQS, |
4036e1de | 1020 | .init_irq = pxa27x_init_irq, |
8a97ae2f | 1021 | .handle_irq = pxa27x_handle_irq, |
4036e1de JC |
1022 | .timer = &pxa_timer, |
1023 | .init_machine = stargate2_init, | |
7375aba6 | 1024 | .atag_offset = 0x100, |
271a74fc | 1025 | .restart = pxa_restart, |
4036e1de | 1026 | MACHINE_END |
dcd925f9 | 1027 | #endif |