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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 | ||
f15fc9b1 | 28 | #include <linux/platform_data/i2c-pxa.h> |
b6480fae | 29 | #include <linux/platform_data/pcf857x.h> |
4036e1de | 30 | #include <linux/smc91x.h> |
18673114 | 31 | #include <linux/gpio/machine.h> |
4036e1de | 32 | #include <linux/gpio.h> |
dcd925f9 | 33 | #include <linux/leds.h> |
5716c20b | 34 | #include <linux/property.h> |
4036e1de JC |
35 | |
36 | #include <asm/types.h> | |
37 | #include <asm/setup.h> | |
38 | #include <asm/memory.h> | |
39 | #include <asm/mach-types.h> | |
40 | #include <asm/irq.h> | |
41 | ||
42 | #include <asm/mach/arch.h> | |
43 | #include <asm/mach/map.h> | |
44 | #include <asm/mach/irq.h> | |
45 | #include <asm/mach/flash.h> | |
46 | ||
4c25c5d2 | 47 | #include "pxa27x.h" |
293b2da1 | 48 | #include <linux/platform_data/mmc-pxamci.h> |
4c25c5d2 AB |
49 | #include "udc.h" |
50 | #include "pxa27x-udc.h" | |
ad68bb9f | 51 | #include <mach/smemc.h> |
4036e1de JC |
52 | |
53 | #include <linux/spi/spi.h> | |
8348c259 | 54 | #include <linux/spi/pxa2xx_spi.h> |
4036e1de | 55 | #include <linux/mfd/da903x.h> |
4036e1de JC |
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 | ||
18673114 LW |
140 | static struct gpiod_lookup_table sht15_gpiod_table = { |
141 | .dev_id = "sht15", | |
142 | .table = { | |
143 | /* FIXME: should this have |GPIO_OPEN_DRAIN set? */ | |
144 | GPIO_LOOKUP("gpio-pxa", 100, "data", GPIO_ACTIVE_HIGH), | |
145 | GPIO_LOOKUP("gpio-pxa", 98, "clk", GPIO_ACTIVE_HIGH), | |
146 | }, | |
4036e1de JC |
147 | }; |
148 | ||
149 | static struct platform_device sht15 = { | |
150 | .name = "sht15", | |
151 | .id = -1, | |
4036e1de JC |
152 | }; |
153 | ||
154 | static struct regulator_consumer_supply stargate2_sensor_3_con[] = { | |
0bf189ab | 155 | REGULATOR_SUPPLY("vcc", "sht15"), |
4036e1de JC |
156 | }; |
157 | ||
158 | enum stargate2_ldos{ | |
159 | vcc_vref, | |
160 | vcc_cc2420, | |
161 | /* a mote connector? */ | |
162 | vcc_mica, | |
163 | /* the CSR bluecore chip */ | |
164 | vcc_bt, | |
165 | /* The two voltages available to sensor boards */ | |
166 | vcc_sensor_1_8, | |
167 | vcc_sensor_3, | |
168 | /* directly connected to the pxa27x */ | |
169 | vcc_sram_ext, | |
170 | vcc_pxa_pll, | |
171 | vcc_pxa_usim, /* Reference voltage for certain gpios */ | |
172 | vcc_pxa_mem, | |
173 | vcc_pxa_flash, | |
174 | vcc_pxa_core, /*Dc-Dc buck not yet supported */ | |
175 | vcc_lcd, | |
176 | vcc_bb, | |
177 | vcc_bbio, /*not sure!*/ | |
178 | vcc_io, /* cc2420 802.15.4 radio and pxa vcc_io ?*/ | |
179 | }; | |
180 | ||
181 | /* The values of the various regulator constraints are obviously dependent | |
182 | * on exactly what is wired to each ldo. Unfortunately this information is | |
183 | * not generally available. More information has been requested from Xbow. | |
184 | */ | |
185 | static struct regulator_init_data stargate2_ldo_init_data[] = { | |
186 | [vcc_bbio] = { | |
187 | .constraints = { /* board default 1.8V */ | |
188 | .name = "vcc_bbio", | |
189 | .min_uV = 1800000, | |
190 | .max_uV = 1800000, | |
191 | }, | |
192 | }, | |
193 | [vcc_bb] = { | |
194 | .constraints = { /* board default 2.8V */ | |
195 | .name = "vcc_bb", | |
196 | .min_uV = 2700000, | |
197 | .max_uV = 3000000, | |
198 | }, | |
199 | }, | |
200 | [vcc_pxa_flash] = { | |
201 | .constraints = {/* default is 1.8V */ | |
202 | .name = "vcc_pxa_flash", | |
203 | .min_uV = 1800000, | |
204 | .max_uV = 1800000, | |
205 | }, | |
206 | }, | |
207 | [vcc_cc2420] = { /* also vcc_io */ | |
208 | .constraints = { | |
209 | /* board default is 2.8V */ | |
210 | .name = "vcc_cc2420", | |
211 | .min_uV = 2700000, | |
212 | .max_uV = 3300000, | |
213 | }, | |
214 | }, | |
215 | [vcc_vref] = { /* Reference for what? */ | |
216 | .constraints = { /* default 1.8V */ | |
217 | .name = "vcc_vref", | |
218 | .min_uV = 1800000, | |
219 | .max_uV = 1800000, | |
220 | }, | |
221 | }, | |
222 | [vcc_sram_ext] = { | |
223 | .constraints = { /* default 2.8V */ | |
224 | .name = "vcc_sram_ext", | |
225 | .min_uV = 2800000, | |
226 | .max_uV = 2800000, | |
227 | }, | |
228 | }, | |
229 | [vcc_mica] = { | |
230 | .constraints = { /* default 2.8V */ | |
231 | .name = "vcc_mica", | |
232 | .min_uV = 2800000, | |
233 | .max_uV = 2800000, | |
234 | }, | |
235 | }, | |
236 | [vcc_bt] = { | |
237 | .constraints = { /* default 2.8V */ | |
238 | .name = "vcc_bt", | |
239 | .min_uV = 2800000, | |
240 | .max_uV = 2800000, | |
241 | }, | |
242 | }, | |
243 | [vcc_lcd] = { | |
244 | .constraints = { /* default 2.8V */ | |
245 | .name = "vcc_lcd", | |
246 | .min_uV = 2700000, | |
247 | .max_uV = 3300000, | |
248 | }, | |
249 | }, | |
250 | [vcc_io] = { /* Same or higher than everything | |
251 | * bar vccbat and vccusb */ | |
252 | .constraints = { /* default 2.8V */ | |
253 | .name = "vcc_io", | |
254 | .min_uV = 2692000, | |
255 | .max_uV = 3300000, | |
256 | }, | |
257 | }, | |
258 | [vcc_sensor_1_8] = { | |
259 | .constraints = { /* default 1.8V */ | |
260 | .name = "vcc_sensor_1_8", | |
261 | .min_uV = 1800000, | |
262 | .max_uV = 1800000, | |
263 | }, | |
264 | }, | |
265 | [vcc_sensor_3] = { /* curiously default 2.8V */ | |
266 | .constraints = { | |
267 | .name = "vcc_sensor_3", | |
268 | .min_uV = 2800000, | |
269 | .max_uV = 3000000, | |
270 | }, | |
271 | .num_consumer_supplies = ARRAY_SIZE(stargate2_sensor_3_con), | |
272 | .consumer_supplies = stargate2_sensor_3_con, | |
273 | }, | |
274 | [vcc_pxa_pll] = { /* 1.17V - 1.43V, default 1.3V*/ | |
275 | .constraints = { | |
276 | .name = "vcc_pxa_pll", | |
277 | .min_uV = 1170000, | |
278 | .max_uV = 1430000, | |
279 | }, | |
280 | }, | |
281 | [vcc_pxa_usim] = { | |
282 | .constraints = { /* default 1.8V */ | |
283 | .name = "vcc_pxa_usim", | |
284 | .min_uV = 1710000, | |
285 | .max_uV = 2160000, | |
286 | }, | |
287 | }, | |
288 | [vcc_pxa_mem] = { | |
289 | .constraints = { /* default 1.8V */ | |
290 | .name = "vcc_pxa_mem", | |
291 | .min_uV = 1800000, | |
292 | .max_uV = 1800000, | |
293 | }, | |
294 | }, | |
295 | }; | |
296 | ||
dcd925f9 | 297 | static struct mtd_partition stargate2flash_partitions[] = { |
4036e1de | 298 | { |
dcd925f9 JC |
299 | .name = "Bootloader", |
300 | .size = 0x00040000, | |
301 | .offset = 0, | |
302 | .mask_flags = 0, | |
4036e1de | 303 | }, { |
dcd925f9 JC |
304 | .name = "Kernel", |
305 | .size = 0x00200000, | |
306 | .offset = 0x00040000, | |
307 | .mask_flags = 0 | |
4036e1de | 308 | }, { |
dcd925f9 JC |
309 | .name = "Filesystem", |
310 | .size = 0x01DC0000, | |
311 | .offset = 0x00240000, | |
312 | .mask_flags = 0 | |
313 | }, | |
314 | }; | |
315 | ||
316 | static struct resource flash_resources = { | |
317 | .start = PXA_CS0_PHYS, | |
318 | .end = PXA_CS0_PHYS + SZ_32M - 1, | |
319 | .flags = IORESOURCE_MEM, | |
320 | }; | |
321 | ||
322 | static struct flash_platform_data stargate2_flash_data = { | |
323 | .map_name = "cfi_probe", | |
324 | .parts = stargate2flash_partitions, | |
325 | .nr_parts = ARRAY_SIZE(stargate2flash_partitions), | |
326 | .name = "PXA27xOnChipROM", | |
327 | .width = 2, | |
328 | }; | |
329 | ||
330 | static struct platform_device stargate2_flash_device = { | |
331 | .name = "pxa2xx-flash", | |
332 | .id = 0, | |
333 | .dev = { | |
334 | .platform_data = &stargate2_flash_data, | |
335 | }, | |
336 | .resource = &flash_resources, | |
337 | .num_resources = 1, | |
338 | }; | |
339 | ||
340 | static struct pxa2xx_spi_master pxa_ssp_master_0_info = { | |
341 | .num_chipselect = 1, | |
342 | }; | |
343 | ||
344 | static struct pxa2xx_spi_master pxa_ssp_master_1_info = { | |
345 | .num_chipselect = 1, | |
346 | }; | |
347 | ||
348 | static struct pxa2xx_spi_master pxa_ssp_master_2_info = { | |
349 | .num_chipselect = 1, | |
350 | }; | |
351 | ||
352 | /* An upcoming kernel change will scrap SFRM usage so these | |
353 | * drivers have been moved to use gpio's via cs_control */ | |
354 | static struct pxa2xx_spi_chip staccel_chip_info = { | |
355 | .tx_threshold = 8, | |
356 | .rx_threshold = 8, | |
357 | .dma_burst_size = 8, | |
358 | .timeout = 235, | |
359 | .gpio_cs = 24, | |
360 | }; | |
361 | ||
362 | static struct pxa2xx_spi_chip cc2420_info = { | |
363 | .tx_threshold = 8, | |
364 | .rx_threshold = 8, | |
365 | .dma_burst_size = 8, | |
366 | .timeout = 235, | |
367 | .gpio_cs = 39, | |
368 | }; | |
369 | ||
370 | static struct spi_board_info spi_board_info[] __initdata = { | |
371 | { | |
372 | .modalias = "lis3l02dq", | |
373 | .max_speed_hz = 8000000,/* 8MHz max spi frequency at 3V */ | |
374 | .bus_num = 1, | |
375 | .chip_select = 0, | |
376 | .controller_data = &staccel_chip_info, | |
6384fdad | 377 | .irq = PXA_GPIO_TO_IRQ(96), |
dcd925f9 JC |
378 | }, { |
379 | .modalias = "cc2420", | |
380 | .max_speed_hz = 6500000, | |
381 | .bus_num = 3, | |
382 | .chip_select = 0, | |
383 | .controller_data = &cc2420_info, | |
384 | }, | |
385 | }; | |
386 | ||
387 | static void sg2_udc_command(int cmd) | |
388 | { | |
389 | switch (cmd) { | |
390 | case PXA2XX_UDC_CMD_CONNECT: | |
391 | UP2OCR |= UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE; | |
392 | break; | |
393 | case PXA2XX_UDC_CMD_DISCONNECT: | |
394 | UP2OCR &= ~(UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE); | |
395 | break; | |
396 | } | |
397 | } | |
398 | ||
399 | static struct i2c_pxa_platform_data i2c_pwr_pdata = { | |
400 | .fast_mode = 1, | |
401 | }; | |
402 | ||
403 | static struct i2c_pxa_platform_data i2c_pdata = { | |
404 | .fast_mode = 1, | |
405 | }; | |
406 | ||
407 | static void __init imote2_stargate2_init(void) | |
408 | { | |
409 | ||
410 | pxa2xx_mfp_config(ARRAY_AND_SIZE(sg2_im2_unified_pin_config)); | |
411 | ||
412 | pxa_set_ffuart_info(NULL); | |
413 | pxa_set_btuart_info(NULL); | |
414 | pxa_set_stuart_info(NULL); | |
415 | ||
416 | pxa2xx_set_spi_info(1, &pxa_ssp_master_0_info); | |
417 | pxa2xx_set_spi_info(2, &pxa_ssp_master_1_info); | |
418 | pxa2xx_set_spi_info(3, &pxa_ssp_master_2_info); | |
419 | spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); | |
420 | ||
421 | ||
422 | pxa27x_set_i2c_power_info(&i2c_pwr_pdata); | |
423 | pxa_set_i2c_info(&i2c_pdata); | |
424 | } | |
425 | ||
426 | #ifdef CONFIG_MACH_INTELMOTE2 | |
427 | /* As the the imote2 doesn't currently have a conventional SD slot | |
428 | * there is no option to hotplug cards, making all this rather simple | |
429 | */ | |
430 | static int imote2_mci_get_ro(struct device *dev) | |
431 | { | |
432 | return 0; | |
433 | } | |
434 | ||
435 | /* Rather simple case as hotplugging not possible */ | |
436 | static struct pxamci_platform_data imote2_mci_platform_data = { | |
437 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, /* default anyway */ | |
438 | .get_ro = imote2_mci_get_ro, | |
439 | .gpio_card_detect = -1, | |
440 | .gpio_card_ro = -1, | |
441 | .gpio_power = -1, | |
442 | }; | |
443 | ||
444 | static struct gpio_led imote2_led_pins[] = { | |
445 | { | |
446 | .name = "imote2:red", | |
447 | .gpio = 103, | |
448 | .active_low = 1, | |
4036e1de | 449 | }, { |
dcd925f9 JC |
450 | .name = "imote2:green", |
451 | .gpio = 104, | |
452 | .active_low = 1, | |
453 | }, { | |
454 | .name = "imote2:blue", | |
455 | .gpio = 105, | |
456 | .active_low = 1, | |
457 | }, | |
458 | }; | |
459 | ||
460 | static struct gpio_led_platform_data imote2_led_data = { | |
461 | .num_leds = ARRAY_SIZE(imote2_led_pins), | |
462 | .leds = imote2_led_pins, | |
463 | }; | |
464 | ||
465 | static struct platform_device imote2_leds = { | |
466 | .name = "leds-gpio", | |
467 | .id = -1, | |
468 | .dev = { | |
469 | .platform_data = &imote2_led_data, | |
470 | }, | |
471 | }; | |
472 | ||
473 | static struct da903x_subdev_info imote2_da9030_subdevs[] = { | |
474 | { | |
4036e1de JC |
475 | .name = "da903x-regulator", |
476 | .id = DA9030_ID_LDO2, | |
477 | .platform_data = &stargate2_ldo_init_data[vcc_bbio], | |
478 | }, { | |
479 | .name = "da903x-regulator", | |
480 | .id = DA9030_ID_LDO3, | |
481 | .platform_data = &stargate2_ldo_init_data[vcc_bb], | |
482 | }, { | |
483 | .name = "da903x-regulator", | |
484 | .id = DA9030_ID_LDO4, | |
485 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_flash], | |
486 | }, { | |
487 | .name = "da903x-regulator", | |
488 | .id = DA9030_ID_LDO5, | |
489 | .platform_data = &stargate2_ldo_init_data[vcc_cc2420], | |
490 | }, { | |
491 | .name = "da903x-regulator", | |
492 | .id = DA9030_ID_LDO6, | |
493 | .platform_data = &stargate2_ldo_init_data[vcc_vref], | |
494 | }, { | |
495 | .name = "da903x-regulator", | |
496 | .id = DA9030_ID_LDO7, | |
497 | .platform_data = &stargate2_ldo_init_data[vcc_sram_ext], | |
498 | }, { | |
499 | .name = "da903x-regulator", | |
500 | .id = DA9030_ID_LDO8, | |
501 | .platform_data = &stargate2_ldo_init_data[vcc_mica], | |
502 | }, { | |
503 | .name = "da903x-regulator", | |
504 | .id = DA9030_ID_LDO9, | |
505 | .platform_data = &stargate2_ldo_init_data[vcc_bt], | |
506 | }, { | |
507 | .name = "da903x-regulator", | |
508 | .id = DA9030_ID_LDO10, | |
509 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_1_8], | |
510 | }, { | |
511 | .name = "da903x-regulator", | |
512 | .id = DA9030_ID_LDO11, | |
513 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_3], | |
514 | }, { | |
515 | .name = "da903x-regulator", | |
516 | .id = DA9030_ID_LDO12, | |
517 | .platform_data = &stargate2_ldo_init_data[vcc_lcd], | |
518 | }, { | |
519 | .name = "da903x-regulator", | |
520 | .id = DA9030_ID_LDO15, | |
521 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_pll], | |
522 | }, { | |
523 | .name = "da903x-regulator", | |
524 | .id = DA9030_ID_LDO17, | |
525 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_usim], | |
526 | }, { | |
527 | .name = "da903x-regulator", /*pxa vcc i/o and cc2420 vcc i/o */ | |
528 | .id = DA9030_ID_LDO18, | |
529 | .platform_data = &stargate2_ldo_init_data[vcc_io], | |
530 | }, { | |
531 | .name = "da903x-regulator", | |
532 | .id = DA9030_ID_LDO19, | |
533 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_mem], | |
534 | }, | |
535 | }; | |
536 | ||
dcd925f9 JC |
537 | static struct da903x_platform_data imote2_da9030_pdata = { |
538 | .num_subdevs = ARRAY_SIZE(imote2_da9030_subdevs), | |
539 | .subdevs = imote2_da9030_subdevs, | |
4036e1de JC |
540 | }; |
541 | ||
dcd925f9 JC |
542 | static struct i2c_board_info __initdata imote2_pwr_i2c_board_info[] = { |
543 | { | |
544 | .type = "da9030", | |
545 | .addr = 0x49, | |
546 | .platform_data = &imote2_da9030_pdata, | |
4929f5a8 | 547 | .irq = PXA_GPIO_TO_IRQ(1), |
4036e1de | 548 | }, |
4036e1de JC |
549 | }; |
550 | ||
dcd925f9 JC |
551 | static struct i2c_board_info __initdata imote2_i2c_board_info[] = { |
552 | { /* UCAM sensor board */ | |
553 | .type = "max1239", | |
554 | .addr = 0x35, | |
555 | }, { /* ITS400 Sensor board only */ | |
556 | .type = "max1363", | |
557 | .addr = 0x34, | |
558 | /* Through a nand gate - Also beware, on V2 sensor board the | |
559 | * pull up resistors are missing. | |
560 | */ | |
6384fdad | 561 | .irq = PXA_GPIO_TO_IRQ(99), |
dcd925f9 JC |
562 | }, { /* ITS400 Sensor board only */ |
563 | .type = "tsl2561", | |
564 | .addr = 0x49, | |
565 | /* Through a nand gate - Also beware, on V2 sensor board the | |
566 | * pull up resistors are missing. | |
567 | */ | |
6384fdad | 568 | .irq = PXA_GPIO_TO_IRQ(99), |
dcd925f9 JC |
569 | }, { /* ITS400 Sensor board only */ |
570 | .type = "tmp175", | |
571 | .addr = 0x4A, | |
6384fdad | 572 | .irq = PXA_GPIO_TO_IRQ(96), |
dcd925f9 JC |
573 | }, { /* IMB400 Multimedia board */ |
574 | .type = "wm8940", | |
575 | .addr = 0x1A, | |
576 | }, | |
577 | }; | |
578 | ||
579 | static unsigned long imote2_pin_config[] __initdata = { | |
580 | ||
581 | /* Button */ | |
582 | GPIO91_GPIO, | |
583 | ||
584 | /* LEDS */ | |
585 | GPIO103_GPIO, /* red led */ | |
586 | GPIO104_GPIO, /* green led */ | |
587 | GPIO105_GPIO, /* blue led */ | |
588 | }; | |
589 | ||
590 | static struct pxa2xx_udc_mach_info imote2_udc_info __initdata = { | |
591 | .udc_command = sg2_udc_command, | |
592 | }; | |
593 | ||
ac1e8986 AL |
594 | static struct platform_device imote2_audio_device = { |
595 | .name = "imote2-audio", | |
596 | .id = -1, | |
597 | }; | |
598 | ||
dcd925f9 JC |
599 | static struct platform_device *imote2_devices[] = { |
600 | &stargate2_flash_device, | |
601 | &imote2_leds, | |
602 | &sht15, | |
ac1e8986 | 603 | &imote2_audio_device, |
dcd925f9 JC |
604 | }; |
605 | ||
606 | static void __init imote2_init(void) | |
607 | { | |
608 | pxa2xx_mfp_config(ARRAY_AND_SIZE(imote2_pin_config)); | |
609 | ||
610 | imote2_stargate2_init(); | |
611 | ||
18673114 | 612 | gpiod_add_lookup_table(&sht15_gpiod_table); |
dcd925f9 JC |
613 | platform_add_devices(imote2_devices, ARRAY_SIZE(imote2_devices)); |
614 | ||
615 | i2c_register_board_info(0, imote2_i2c_board_info, | |
616 | ARRAY_SIZE(imote2_i2c_board_info)); | |
617 | i2c_register_board_info(1, imote2_pwr_i2c_board_info, | |
618 | ARRAY_SIZE(imote2_pwr_i2c_board_info)); | |
619 | ||
620 | pxa_set_mci_info(&imote2_mci_platform_data); | |
621 | pxa_set_udc_info(&imote2_udc_info); | |
622 | } | |
623 | #endif | |
624 | ||
625 | #ifdef CONFIG_MACH_STARGATE2 | |
626 | ||
627 | static unsigned long stargate2_pin_config[] __initdata = { | |
628 | ||
629 | GPIO15_nCS_1, /* SRAM */ | |
630 | /* SMC91x */ | |
631 | GPIO80_nCS_4, | |
632 | GPIO40_GPIO, /*cable detect?*/ | |
633 | ||
634 | /* Button */ | |
635 | GPIO91_GPIO | WAKEUP_ON_LEVEL_HIGH, | |
636 | ||
637 | /* Compact Flash */ | |
638 | GPIO79_PSKTSEL, | |
639 | GPIO48_nPOE, | |
640 | GPIO49_nPWE, | |
641 | GPIO50_nPIOR, | |
642 | GPIO51_nPIOW, | |
643 | GPIO85_nPCE_1, | |
644 | GPIO54_nPCE_2, | |
645 | GPIO55_nPREG, | |
646 | GPIO56_nPWAIT, | |
647 | GPIO57_nIOIS16, | |
648 | GPIO120_GPIO, /* Buff ctrl */ | |
649 | GPIO108_GPIO, /* Power ctrl */ | |
650 | GPIO82_GPIO, /* Reset */ | |
651 | GPIO53_GPIO, /* SG2_S0_GPIO_DETECT */ | |
652 | ||
653 | /* MMC not shared with imote2 */ | |
654 | GPIO90_GPIO, /* nSD detect */ | |
655 | GPIO89_GPIO, /* SD_POWER_ENABLE */ | |
656 | ||
657 | /* Bluetooth */ | |
658 | GPIO81_GPIO, /* reset */ | |
659 | }; | |
660 | ||
661 | static struct resource smc91x_resources[] = { | |
662 | [0] = { | |
663 | .name = "smc91x-regs", | |
664 | .start = (PXA_CS4_PHYS + 0x300), | |
665 | .end = (PXA_CS4_PHYS + 0xfffff), | |
666 | .flags = IORESOURCE_MEM, | |
667 | }, | |
668 | [1] = { | |
6384fdad HZ |
669 | .start = PXA_GPIO_TO_IRQ(40), |
670 | .end = PXA_GPIO_TO_IRQ(40), | |
dcd925f9 JC |
671 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
672 | } | |
673 | }; | |
674 | ||
675 | static struct smc91x_platdata stargate2_smc91x_info = { | |
676 | .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | |
677 | | SMC91X_NOWAIT | SMC91X_USE_DMA, | |
9a974342 | 678 | .pxa_u16_align4 = true, |
dcd925f9 JC |
679 | }; |
680 | ||
681 | static struct platform_device smc91x_device = { | |
682 | .name = "smc91x", | |
683 | .id = -1, | |
684 | .num_resources = ARRAY_SIZE(smc91x_resources), | |
4036e1de JC |
685 | .resource = smc91x_resources, |
686 | .dev = { | |
687 | .platform_data = &stargate2_smc91x_info, | |
688 | }, | |
689 | }; | |
690 | ||
691 | ||
4036e1de JC |
692 | /* |
693 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
694 | * to give the card a chance to fully insert / eject. | |
695 | */ | |
696 | static int stargate2_mci_init(struct device *dev, | |
697 | irq_handler_t stargate2_detect_int, | |
698 | void *data) | |
699 | { | |
700 | int err; | |
701 | ||
702 | err = gpio_request(SG2_SD_POWER_ENABLE, "SG2_sd_power_enable"); | |
703 | if (err) { | |
704 | printk(KERN_ERR "Can't get the gpio for SD power control"); | |
705 | goto return_err; | |
706 | } | |
707 | gpio_direction_output(SG2_SD_POWER_ENABLE, 0); | |
708 | ||
709 | err = gpio_request(SG2_GPIO_nSD_DETECT, "SG2_sd_detect"); | |
710 | if (err) { | |
711 | printk(KERN_ERR "Can't get the sd detect gpio"); | |
712 | goto free_power_en; | |
713 | } | |
714 | gpio_direction_input(SG2_GPIO_nSD_DETECT); | |
4036e1de | 715 | |
6384fdad | 716 | err = request_irq(PXA_GPIO_TO_IRQ(SG2_GPIO_nSD_DETECT), |
4036e1de JC |
717 | stargate2_detect_int, |
718 | IRQ_TYPE_EDGE_BOTH, | |
719 | "MMC card detect", | |
720 | data); | |
721 | if (err) { | |
722 | printk(KERN_ERR "can't request MMC card detect IRQ\n"); | |
723 | goto free_nsd_detect; | |
724 | } | |
725 | return 0; | |
726 | ||
727 | free_nsd_detect: | |
728 | gpio_free(SG2_GPIO_nSD_DETECT); | |
729 | free_power_en: | |
730 | gpio_free(SG2_SD_POWER_ENABLE); | |
731 | return_err: | |
732 | return err; | |
733 | } | |
734 | ||
735 | /** | |
736 | * stargate2_mci_setpower() - set state of mmc power supply | |
737 | * | |
738 | * Very simple control. Either it is on or off and is controlled by | |
739 | * a gpio pin */ | |
a829abf8 | 740 | static int stargate2_mci_setpower(struct device *dev, unsigned int vdd) |
4036e1de JC |
741 | { |
742 | gpio_set_value(SG2_SD_POWER_ENABLE, !!vdd); | |
a829abf8 | 743 | return 0; |
4036e1de JC |
744 | } |
745 | ||
746 | static void stargate2_mci_exit(struct device *dev, void *data) | |
747 | { | |
6384fdad | 748 | free_irq(PXA_GPIO_TO_IRQ(SG2_GPIO_nSD_DETECT), data); |
4036e1de JC |
749 | gpio_free(SG2_SD_POWER_ENABLE); |
750 | gpio_free(SG2_GPIO_nSD_DETECT); | |
751 | } | |
752 | ||
753 | static struct pxamci_platform_data stargate2_mci_platform_data = { | |
f97cab28 | 754 | .detect_delay_ms = 250, |
4036e1de JC |
755 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
756 | .init = stargate2_mci_init, | |
757 | .setpower = stargate2_mci_setpower, | |
758 | .exit = stargate2_mci_exit, | |
759 | }; | |
760 | ||
4036e1de JC |
761 | |
762 | /* | |
763 | * SRAM - The Stargate 2 has 32MB of SRAM. | |
764 | * | |
765 | * Here it is made available as an MTD. This will then | |
766 | * typically have a cifs filesystem created on it to provide | |
767 | * fast temporary storage. | |
768 | */ | |
769 | static struct resource sram_resources = { | |
770 | .start = PXA_CS1_PHYS, | |
771 | .end = PXA_CS1_PHYS + SZ_32M-1, | |
772 | .flags = IORESOURCE_MEM, | |
773 | }; | |
774 | ||
775 | static struct platdata_mtd_ram stargate2_sram_pdata = { | |
776 | .mapname = "Stargate2 SRAM", | |
777 | .bankwidth = 2, | |
778 | }; | |
779 | ||
780 | static struct platform_device stargate2_sram = { | |
781 | .name = "mtd-ram", | |
782 | .id = 0, | |
783 | .resource = &sram_resources, | |
784 | .num_resources = 1, | |
785 | .dev = { | |
786 | .platform_data = &stargate2_sram_pdata, | |
787 | }, | |
788 | }; | |
789 | ||
790 | static struct pcf857x_platform_data platform_data_pcf857x = { | |
791 | .gpio_base = 128, | |
792 | .n_latch = 0, | |
793 | .setup = NULL, | |
794 | .teardown = NULL, | |
795 | .context = NULL, | |
796 | }; | |
797 | ||
5716c20b BG |
798 | static const struct property_entry pca9500_eeprom_properties[] = { |
799 | PROPERTY_ENTRY_U32("pagesize", 4), | |
800 | { } | |
4036e1de JC |
801 | }; |
802 | ||
dcd925f9 JC |
803 | /** |
804 | * stargate2_reset_bluetooth() reset the bluecore to ensure consistent state | |
805 | **/ | |
806 | static int stargate2_reset_bluetooth(void) | |
807 | { | |
808 | int err; | |
809 | err = gpio_request(SG2_BT_RESET, "SG2_BT_RESET"); | |
810 | if (err) { | |
811 | printk(KERN_ERR "Could not get gpio for bluetooth reset\n"); | |
812 | return err; | |
813 | } | |
814 | gpio_direction_output(SG2_BT_RESET, 1); | |
815 | mdelay(5); | |
816 | /* now reset it - 5 msec minimum */ | |
817 | gpio_set_value(SG2_BT_RESET, 0); | |
818 | mdelay(10); | |
819 | gpio_set_value(SG2_BT_RESET, 1); | |
820 | gpio_free(SG2_BT_RESET); | |
821 | return 0; | |
822 | } | |
823 | ||
824 | static struct led_info stargate2_leds[] = { | |
825 | { | |
826 | .name = "sg2:red", | |
827 | .flags = DA9030_LED_RATE_ON, | |
828 | }, { | |
829 | .name = "sg2:blue", | |
830 | .flags = DA9030_LED_RATE_ON, | |
831 | }, { | |
832 | .name = "sg2:green", | |
833 | .flags = DA9030_LED_RATE_ON, | |
834 | }, | |
835 | }; | |
836 | ||
837 | static struct da903x_subdev_info stargate2_da9030_subdevs[] = { | |
838 | { | |
839 | .name = "da903x-led", | |
840 | .id = DA9030_ID_LED_2, | |
841 | .platform_data = &stargate2_leds[0], | |
842 | }, { | |
843 | .name = "da903x-led", | |
844 | .id = DA9030_ID_LED_3, | |
845 | .platform_data = &stargate2_leds[2], | |
846 | }, { | |
847 | .name = "da903x-led", | |
848 | .id = DA9030_ID_LED_4, | |
849 | .platform_data = &stargate2_leds[1], | |
850 | }, { | |
851 | .name = "da903x-regulator", | |
852 | .id = DA9030_ID_LDO2, | |
853 | .platform_data = &stargate2_ldo_init_data[vcc_bbio], | |
854 | }, { | |
855 | .name = "da903x-regulator", | |
856 | .id = DA9030_ID_LDO3, | |
857 | .platform_data = &stargate2_ldo_init_data[vcc_bb], | |
858 | }, { | |
859 | .name = "da903x-regulator", | |
860 | .id = DA9030_ID_LDO4, | |
861 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_flash], | |
862 | }, { | |
863 | .name = "da903x-regulator", | |
864 | .id = DA9030_ID_LDO5, | |
865 | .platform_data = &stargate2_ldo_init_data[vcc_cc2420], | |
866 | }, { | |
867 | .name = "da903x-regulator", | |
868 | .id = DA9030_ID_LDO6, | |
869 | .platform_data = &stargate2_ldo_init_data[vcc_vref], | |
870 | }, { | |
871 | .name = "da903x-regulator", | |
872 | .id = DA9030_ID_LDO7, | |
873 | .platform_data = &stargate2_ldo_init_data[vcc_sram_ext], | |
874 | }, { | |
875 | .name = "da903x-regulator", | |
876 | .id = DA9030_ID_LDO8, | |
877 | .platform_data = &stargate2_ldo_init_data[vcc_mica], | |
878 | }, { | |
879 | .name = "da903x-regulator", | |
880 | .id = DA9030_ID_LDO9, | |
881 | .platform_data = &stargate2_ldo_init_data[vcc_bt], | |
882 | }, { | |
883 | .name = "da903x-regulator", | |
884 | .id = DA9030_ID_LDO10, | |
885 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_1_8], | |
886 | }, { | |
887 | .name = "da903x-regulator", | |
888 | .id = DA9030_ID_LDO11, | |
889 | .platform_data = &stargate2_ldo_init_data[vcc_sensor_3], | |
890 | }, { | |
891 | .name = "da903x-regulator", | |
892 | .id = DA9030_ID_LDO12, | |
893 | .platform_data = &stargate2_ldo_init_data[vcc_lcd], | |
894 | }, { | |
895 | .name = "da903x-regulator", | |
896 | .id = DA9030_ID_LDO15, | |
897 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_pll], | |
898 | }, { | |
899 | .name = "da903x-regulator", | |
900 | .id = DA9030_ID_LDO17, | |
901 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_usim], | |
902 | }, { | |
903 | .name = "da903x-regulator", /*pxa vcc i/o and cc2420 vcc i/o */ | |
904 | .id = DA9030_ID_LDO18, | |
905 | .platform_data = &stargate2_ldo_init_data[vcc_io], | |
906 | }, { | |
907 | .name = "da903x-regulator", | |
908 | .id = DA9030_ID_LDO19, | |
909 | .platform_data = &stargate2_ldo_init_data[vcc_pxa_mem], | |
910 | }, | |
911 | }; | |
912 | ||
913 | static struct da903x_platform_data stargate2_da9030_pdata = { | |
914 | .num_subdevs = ARRAY_SIZE(stargate2_da9030_subdevs), | |
915 | .subdevs = stargate2_da9030_subdevs, | |
916 | }; | |
917 | ||
918 | static struct i2c_board_info __initdata stargate2_pwr_i2c_board_info[] = { | |
919 | { | |
920 | .type = "da9030", | |
921 | .addr = 0x49, | |
922 | .platform_data = &stargate2_da9030_pdata, | |
4929f5a8 | 923 | .irq = PXA_GPIO_TO_IRQ(1), |
dcd925f9 JC |
924 | }, |
925 | }; | |
4036e1de JC |
926 | |
927 | static struct i2c_board_info __initdata stargate2_i2c_board_info[] = { | |
928 | /* Techically this a pca9500 - but it's compatible with the 8574 | |
929 | * for gpio expansion and the 24c02 for eeprom access. | |
930 | */ | |
931 | { | |
932 | .type = "pcf8574", | |
933 | .addr = 0x27, | |
934 | .platform_data = &platform_data_pcf857x, | |
935 | }, { | |
936 | .type = "24c02", | |
937 | .addr = 0x57, | |
5716c20b | 938 | .properties = pca9500_eeprom_properties, |
4036e1de JC |
939 | }, { |
940 | .type = "max1238", | |
941 | .addr = 0x35, | |
942 | }, { /* ITS400 Sensor board only */ | |
943 | .type = "max1363", | |
944 | .addr = 0x34, | |
945 | /* Through a nand gate - Also beware, on V2 sensor board the | |
946 | * pull up resistors are missing. | |
947 | */ | |
6384fdad | 948 | .irq = PXA_GPIO_TO_IRQ(99), |
4036e1de JC |
949 | }, { /* ITS400 Sensor board only */ |
950 | .type = "tsl2561", | |
951 | .addr = 0x49, | |
952 | /* Through a nand gate - Also beware, on V2 sensor board the | |
953 | * pull up resistors are missing. | |
954 | */ | |
6384fdad | 955 | .irq = PXA_GPIO_TO_IRQ(99), |
4036e1de JC |
956 | }, { /* ITS400 Sensor board only */ |
957 | .type = "tmp175", | |
958 | .addr = 0x4A, | |
6384fdad | 959 | .irq = PXA_GPIO_TO_IRQ(96), |
4036e1de JC |
960 | }, |
961 | }; | |
962 | ||
4036e1de JC |
963 | /* Board doesn't support cable detection - so always lie and say |
964 | * something is there. | |
965 | */ | |
966 | static int sg2_udc_detect(void) | |
967 | { | |
968 | return 1; | |
969 | } | |
970 | ||
971 | static struct pxa2xx_udc_mach_info stargate2_udc_info __initdata = { | |
972 | .udc_is_connected = sg2_udc_detect, | |
973 | .udc_command = sg2_udc_command, | |
974 | }; | |
975 | ||
976 | static struct platform_device *stargate2_devices[] = { | |
977 | &stargate2_flash_device, | |
978 | &stargate2_sram, | |
979 | &smc91x_device, | |
980 | &sht15, | |
981 | }; | |
982 | ||
4036e1de JC |
983 | static void __init stargate2_init(void) |
984 | { | |
985 | /* This is probably a board specific hack as this must be set | |
986 | prior to connecting the MFP stuff up. */ | |
ad68bb9f | 987 | __raw_writel(__raw_readl(MECR) & ~MECR_NOS, MECR); |
4036e1de JC |
988 | |
989 | pxa2xx_mfp_config(ARRAY_AND_SIZE(stargate2_pin_config)); | |
990 | ||
dcd925f9 | 991 | imote2_stargate2_init(); |
cc155c6f | 992 | |
18673114 | 993 | gpiod_add_lookup_table(&sht15_gpiod_table); |
4036e1de JC |
994 | platform_add_devices(ARRAY_AND_SIZE(stargate2_devices)); |
995 | ||
4036e1de | 996 | i2c_register_board_info(0, ARRAY_AND_SIZE(stargate2_i2c_board_info)); |
dcd925f9 JC |
997 | i2c_register_board_info(1, stargate2_pwr_i2c_board_info, |
998 | ARRAY_SIZE(stargate2_pwr_i2c_board_info)); | |
4036e1de JC |
999 | |
1000 | pxa_set_mci_info(&stargate2_mci_platform_data); | |
1001 | ||
1002 | pxa_set_udc_info(&stargate2_udc_info); | |
1003 | ||
1004 | stargate2_reset_bluetooth(); | |
1005 | } | |
dcd925f9 JC |
1006 | #endif |
1007 | ||
1008 | #ifdef CONFIG_MACH_INTELMOTE2 | |
1009 | MACHINE_START(INTELMOTE2, "IMOTE 2") | |
851982c1 | 1010 | .map_io = pxa27x_map_io, |
4e611091 | 1011 | .nr_irqs = PXA_NR_IRQS, |
dcd925f9 | 1012 | .init_irq = pxa27x_init_irq, |
8a97ae2f | 1013 | .handle_irq = pxa27x_handle_irq, |
6bb27d73 | 1014 | .init_time = pxa_timer_init, |
dcd925f9 | 1015 | .init_machine = imote2_init, |
7375aba6 | 1016 | .atag_offset = 0x100, |
271a74fc | 1017 | .restart = pxa_restart, |
dcd925f9 JC |
1018 | MACHINE_END |
1019 | #endif | |
4036e1de | 1020 | |
dcd925f9 | 1021 | #ifdef CONFIG_MACH_STARGATE2 |
4036e1de | 1022 | MACHINE_START(STARGATE2, "Stargate 2") |
851982c1 | 1023 | .map_io = pxa27x_map_io, |
6ac6b817 | 1024 | .nr_irqs = STARGATE_NR_IRQS, |
4036e1de | 1025 | .init_irq = pxa27x_init_irq, |
8a97ae2f | 1026 | .handle_irq = pxa27x_handle_irq, |
6bb27d73 | 1027 | .init_time = pxa_timer_init, |
4036e1de | 1028 | .init_machine = stargate2_init, |
7375aba6 | 1029 | .atag_offset = 0x100, |
271a74fc | 1030 | .restart = pxa_restart, |
4036e1de | 1031 | MACHINE_END |
dcd925f9 | 1032 | #endif |