Commit | Line | Data |
---|---|---|
3d50527b | 1 | /* |
3c85bce6 | 2 | * Support for CompuLab EM-X270 platform |
3d50527b | 3 | * |
3c85bce6 | 4 | * Copyright (C) 2007, 2008 CompuLab, Ltd. |
3d50527b MR |
5 | * Author: Mike Rapoport <mike@compulab.co.il> |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | ||
12 | #include <linux/irq.h> | |
13 | #include <linux/platform_device.h> | |
7f14a787 | 14 | #include <linux/delay.h> |
3d50527b MR |
15 | |
16 | #include <linux/dm9000.h> | |
17 | #include <linux/rtc-v3020.h> | |
3d50527b MR |
18 | #include <linux/mtd/nand.h> |
19 | #include <linux/mtd/partitions.h> | |
28c88046 | 20 | #include <linux/mtd/physmap.h> |
3c85bce6 MR |
21 | #include <linux/input.h> |
22 | #include <linux/gpio_keys.h> | |
23 | #include <linux/gpio.h> | |
28c88046 MR |
24 | #include <linux/mfd/da903x.h> |
25 | #include <linux/regulator/machine.h> | |
26 | #include <linux/spi/spi.h> | |
27 | #include <linux/spi/tdo24m.h> | |
c9be0e39 | 28 | #include <linux/spi/libertas_spi.h> |
9f055c49 MR |
29 | #include <linux/power_supply.h> |
30 | #include <linux/apm-emulation.h> | |
76e3fc36 MR |
31 | #include <linux/i2c.h> |
32 | #include <linux/i2c/pca953x.h> | |
a37ed431 | 33 | #include <linux/regulator/userspace-consumer.h> |
28c88046 MR |
34 | |
35 | #include <media/soc_camera.h> | |
3d50527b MR |
36 | |
37 | #include <asm/mach-types.h> | |
3d50527b MR |
38 | #include <asm/mach/arch.h> |
39 | ||
51c62982 | 40 | #include <mach/pxa27x.h> |
a09e64fb RK |
41 | #include <mach/pxa27x-udc.h> |
42 | #include <mach/audio.h> | |
43 | #include <mach/pxafb.h> | |
44 | #include <mach/ohci.h> | |
45 | #include <mach/mmc.h> | |
46 | #include <mach/pxa27x_keypad.h> | |
f0a83701 | 47 | #include <plat/i2c.h> |
28c88046 MR |
48 | #include <mach/camera.h> |
49 | #include <mach/pxa2xx_spi.h> | |
3d50527b MR |
50 | |
51 | #include "generic.h" | |
6432f46c | 52 | #include "devices.h" |
3d50527b | 53 | |
7f14a787 | 54 | /* EM-X270 specific GPIOs */ |
3c85bce6 | 55 | #define GPIO13_MMC_CD (13) |
7f14a787 MR |
56 | #define GPIO95_MMC_WP (95) |
57 | #define GPIO56_NAND_RB (56) | |
76e3fc36 | 58 | #define GPIO93_CAM_RESET (93) |
128d88b8 | 59 | #define GPIO16_USB_HUB_RESET (16) |
3c85bce6 | 60 | |
7f14a787 MR |
61 | /* eXeda specific GPIOs */ |
62 | #define GPIO114_MMC_CD (114) | |
63 | #define GPIO20_NAND_RB (20) | |
64 | #define GPIO38_SD_PWEN (38) | |
76e3fc36 MR |
65 | #define GPIO37_WLAN_RST (37) |
66 | #define GPIO95_TOUCHPAD_INT (95) | |
67 | #define GPIO130_CAM_RESET (130) | |
128d88b8 | 68 | #define GPIO10_USB_HUB_RESET (10) |
3c85bce6 | 69 | |
7f14a787 MR |
70 | /* common GPIOs */ |
71 | #define GPIO11_NAND_CS (11) | |
7f14a787 MR |
72 | #define GPIO41_ETHIRQ (41) |
73 | #define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ) | |
c9be0e39 MR |
74 | #define GPIO115_WLAN_PWEN (115) |
75 | #define GPIO19_WLAN_STRAP (19) | |
128d88b8 | 76 | #define GPIO9_USB_VBUS_EN (9) |
28c88046 | 77 | |
4a697e83 MR |
78 | static int mmc_cd; |
79 | static int nand_rb; | |
80 | static int dm9000_flags; | |
76e3fc36 | 81 | static int cam_reset; |
128d88b8 | 82 | static int usb_hub_reset; |
4a697e83 MR |
83 | |
84 | static unsigned long common_pin_config[] = { | |
3c85bce6 MR |
85 | /* AC'97 */ |
86 | GPIO28_AC97_BITCLK, | |
87 | GPIO29_AC97_SDATA_IN_0, | |
88 | GPIO30_AC97_SDATA_OUT, | |
89 | GPIO31_AC97_SYNC, | |
90 | GPIO98_AC97_SYSCLK, | |
91 | GPIO113_AC97_nRESET, | |
92 | ||
93 | /* BTUART */ | |
94 | GPIO42_BTUART_RXD, | |
95 | GPIO43_BTUART_TXD, | |
96 | GPIO44_BTUART_CTS, | |
97 | GPIO45_BTUART_RTS, | |
98 | ||
99 | /* STUART */ | |
100 | GPIO46_STUART_RXD, | |
101 | GPIO47_STUART_TXD, | |
102 | ||
103 | /* MCI controller */ | |
104 | GPIO32_MMC_CLK, | |
105 | GPIO112_MMC_CMD, | |
106 | GPIO92_MMC_DAT_0, | |
107 | GPIO109_MMC_DAT_1, | |
108 | GPIO110_MMC_DAT_2, | |
109 | GPIO111_MMC_DAT_3, | |
110 | ||
111 | /* LCD */ | |
112 | GPIO58_LCD_LDD_0, | |
113 | GPIO59_LCD_LDD_1, | |
114 | GPIO60_LCD_LDD_2, | |
115 | GPIO61_LCD_LDD_3, | |
116 | GPIO62_LCD_LDD_4, | |
117 | GPIO63_LCD_LDD_5, | |
118 | GPIO64_LCD_LDD_6, | |
119 | GPIO65_LCD_LDD_7, | |
120 | GPIO66_LCD_LDD_8, | |
121 | GPIO67_LCD_LDD_9, | |
122 | GPIO68_LCD_LDD_10, | |
123 | GPIO69_LCD_LDD_11, | |
124 | GPIO70_LCD_LDD_12, | |
125 | GPIO71_LCD_LDD_13, | |
126 | GPIO72_LCD_LDD_14, | |
127 | GPIO73_LCD_LDD_15, | |
128 | GPIO74_LCD_FCLK, | |
129 | GPIO75_LCD_LCLK, | |
130 | GPIO76_LCD_PCLK, | |
131 | GPIO77_LCD_BIAS, | |
132 | ||
133 | /* QCI */ | |
134 | GPIO84_CIF_FV, | |
135 | GPIO25_CIF_LV, | |
136 | GPIO53_CIF_MCLK, | |
137 | GPIO54_CIF_PCLK, | |
138 | GPIO81_CIF_DD_0, | |
139 | GPIO55_CIF_DD_1, | |
140 | GPIO51_CIF_DD_2, | |
141 | GPIO50_CIF_DD_3, | |
142 | GPIO52_CIF_DD_4, | |
143 | GPIO48_CIF_DD_5, | |
144 | GPIO17_CIF_DD_6, | |
145 | GPIO12_CIF_DD_7, | |
146 | ||
147 | /* I2C */ | |
148 | GPIO117_I2C_SCL, | |
149 | GPIO118_I2C_SDA, | |
150 | ||
151 | /* Keypad */ | |
152 | GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, | |
153 | GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH, | |
154 | GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH, | |
155 | GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH, | |
156 | GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH, | |
157 | GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH, | |
158 | GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH, | |
159 | GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH, | |
160 | GPIO103_KP_MKOUT_0, | |
161 | GPIO104_KP_MKOUT_1, | |
162 | GPIO105_KP_MKOUT_2, | |
163 | GPIO106_KP_MKOUT_3, | |
164 | GPIO107_KP_MKOUT_4, | |
165 | GPIO108_KP_MKOUT_5, | |
166 | GPIO96_KP_MKOUT_6, | |
167 | GPIO22_KP_MKOUT_7, | |
168 | ||
169 | /* SSP1 */ | |
170 | GPIO26_SSP1_RXD, | |
171 | GPIO23_SSP1_SCLK, | |
172 | GPIO24_SSP1_SFRM, | |
173 | GPIO57_SSP1_TXD, | |
174 | ||
175 | /* SSP2 */ | |
c9be0e39 MR |
176 | GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */ |
177 | GPIO14_GPIO, | |
3c85bce6 MR |
178 | GPIO89_SSP2_TXD, |
179 | GPIO88_SSP2_RXD, | |
180 | ||
181 | /* SDRAM and local bus */ | |
182 | GPIO15_nCS_1, | |
183 | GPIO78_nCS_2, | |
184 | GPIO79_nCS_3, | |
185 | GPIO80_nCS_4, | |
186 | GPIO49_nPWE, | |
187 | GPIO18_RDY, | |
188 | ||
189 | /* GPIO */ | |
6432f46c | 190 | GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */ |
3c85bce6 MR |
191 | |
192 | /* power controls */ | |
193 | GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */ | |
194 | GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */ | |
195 | ||
196 | /* NAND controls */ | |
197 | GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */ | |
3c85bce6 MR |
198 | |
199 | /* interrupts */ | |
3c85bce6 MR |
200 | GPIO41_GPIO, /* DM9000 interrupt */ |
201 | }; | |
3d50527b | 202 | |
4a697e83 | 203 | static unsigned long em_x270_pin_config[] = { |
76e3fc36 | 204 | GPIO13_GPIO, /* MMC card detect */ |
128d88b8 | 205 | GPIO16_GPIO, /* USB hub reset */ |
76e3fc36 MR |
206 | GPIO56_GPIO, /* NAND Ready/Busy */ |
207 | GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */ | |
208 | GPIO95_GPIO, /* MMC Write protect */ | |
4a697e83 MR |
209 | }; |
210 | ||
7f14a787 | 211 | static unsigned long exeda_pin_config[] = { |
128d88b8 | 212 | GPIO10_GPIO, /* USB hub reset */ |
7f14a787 MR |
213 | GPIO20_GPIO, /* NAND Ready/Busy */ |
214 | GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */ | |
76e3fc36 | 215 | GPIO95_GPIO, /* touchpad IRQ */ |
7f14a787 MR |
216 | GPIO114_GPIO, /* MMC card detect */ |
217 | }; | |
218 | ||
3c85bce6 MR |
219 | #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) |
220 | static struct resource em_x270_dm9000_resource[] = { | |
3d50527b MR |
221 | [0] = { |
222 | .start = PXA_CS2_PHYS, | |
223 | .end = PXA_CS2_PHYS + 3, | |
224 | .flags = IORESOURCE_MEM, | |
225 | }, | |
226 | [1] = { | |
227 | .start = PXA_CS2_PHYS + 8, | |
228 | .end = PXA_CS2_PHYS + 8 + 0x3f, | |
229 | .flags = IORESOURCE_MEM, | |
230 | }, | |
231 | [2] = { | |
232 | .start = EM_X270_ETHIRQ, | |
233 | .end = EM_X270_ETHIRQ, | |
3c85bce6 | 234 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
3d50527b MR |
235 | } |
236 | }; | |
237 | ||
3c85bce6 | 238 | static struct dm9000_plat_data em_x270_dm9000_platdata = { |
4a697e83 | 239 | .flags = DM9000_PLATF_NO_EEPROM, |
3d50527b MR |
240 | }; |
241 | ||
3c85bce6 | 242 | static struct platform_device em_x270_dm9000 = { |
3d50527b MR |
243 | .name = "dm9000", |
244 | .id = 0, | |
3c85bce6 MR |
245 | .num_resources = ARRAY_SIZE(em_x270_dm9000_resource), |
246 | .resource = em_x270_dm9000_resource, | |
3d50527b | 247 | .dev = { |
3c85bce6 | 248 | .platform_data = &em_x270_dm9000_platdata, |
3d50527b MR |
249 | } |
250 | }; | |
251 | ||
3c85bce6 MR |
252 | static void __init em_x270_init_dm9000(void) |
253 | { | |
4a697e83 | 254 | em_x270_dm9000_platdata.flags |= dm9000_flags; |
3c85bce6 MR |
255 | platform_device_register(&em_x270_dm9000); |
256 | } | |
257 | #else | |
258 | static inline void em_x270_init_dm9000(void) {} | |
259 | #endif | |
3d50527b | 260 | |
3c85bce6 MR |
261 | /* V3020 RTC */ |
262 | #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) | |
3d50527b MR |
263 | static struct resource em_x270_v3020_resource[] = { |
264 | [0] = { | |
265 | .start = PXA_CS4_PHYS, | |
266 | .end = PXA_CS4_PHYS + 3, | |
267 | .flags = IORESOURCE_MEM, | |
268 | }, | |
269 | }; | |
270 | ||
271 | static struct v3020_platform_data em_x270_v3020_platdata = { | |
272 | .leftshift = 0, | |
273 | }; | |
274 | ||
275 | static struct platform_device em_x270_rtc = { | |
276 | .name = "v3020", | |
277 | .num_resources = ARRAY_SIZE(em_x270_v3020_resource), | |
278 | .resource = em_x270_v3020_resource, | |
279 | .id = -1, | |
280 | .dev = { | |
281 | .platform_data = &em_x270_v3020_platdata, | |
282 | } | |
283 | }; | |
284 | ||
3c85bce6 MR |
285 | static void __init em_x270_init_rtc(void) |
286 | { | |
287 | platform_device_register(&em_x270_rtc); | |
288 | } | |
289 | #else | |
290 | static inline void em_x270_init_rtc(void) {} | |
291 | #endif | |
3d50527b | 292 | |
3c85bce6 MR |
293 | /* NAND flash */ |
294 | #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE) | |
3d50527b MR |
295 | static inline void nand_cs_on(void) |
296 | { | |
3c85bce6 | 297 | gpio_set_value(GPIO11_NAND_CS, 0); |
3d50527b MR |
298 | } |
299 | ||
300 | static void nand_cs_off(void) | |
301 | { | |
302 | dsb(); | |
303 | ||
3c85bce6 | 304 | gpio_set_value(GPIO11_NAND_CS, 1); |
3d50527b MR |
305 | } |
306 | ||
307 | /* hardware specific access to control-lines */ | |
308 | static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat, | |
309 | unsigned int ctrl) | |
310 | { | |
311 | struct nand_chip *this = mtd->priv; | |
312 | unsigned long nandaddr = (unsigned long)this->IO_ADDR_W; | |
313 | ||
314 | dsb(); | |
315 | ||
316 | if (ctrl & NAND_CTRL_CHANGE) { | |
317 | if (ctrl & NAND_ALE) | |
318 | nandaddr |= (1 << 3); | |
319 | else | |
320 | nandaddr &= ~(1 << 3); | |
321 | if (ctrl & NAND_CLE) | |
322 | nandaddr |= (1 << 2); | |
323 | else | |
324 | nandaddr &= ~(1 << 2); | |
325 | if (ctrl & NAND_NCE) | |
326 | nand_cs_on(); | |
327 | else | |
328 | nand_cs_off(); | |
329 | } | |
330 | ||
331 | dsb(); | |
332 | this->IO_ADDR_W = (void __iomem *)nandaddr; | |
333 | if (dat != NAND_CMD_NONE) | |
334 | writel(dat, this->IO_ADDR_W); | |
335 | ||
336 | dsb(); | |
337 | } | |
338 | ||
339 | /* read device ready pin */ | |
340 | static int em_x270_nand_device_ready(struct mtd_info *mtd) | |
341 | { | |
342 | dsb(); | |
343 | ||
4a697e83 | 344 | return gpio_get_value(nand_rb); |
3d50527b MR |
345 | } |
346 | ||
347 | static struct mtd_partition em_x270_partition_info[] = { | |
348 | [0] = { | |
349 | .name = "em_x270-0", | |
350 | .offset = 0, | |
351 | .size = SZ_4M, | |
352 | }, | |
353 | [1] = { | |
354 | .name = "em_x270-1", | |
355 | .offset = MTDPART_OFS_APPEND, | |
356 | .size = MTDPART_SIZ_FULL | |
357 | }, | |
358 | }; | |
359 | ||
360 | static const char *em_x270_part_probes[] = { "cmdlinepart", NULL }; | |
361 | ||
362 | struct platform_nand_data em_x270_nand_platdata = { | |
363 | .chip = { | |
364 | .nr_chips = 1, | |
365 | .chip_offset = 0, | |
366 | .nr_partitions = ARRAY_SIZE(em_x270_partition_info), | |
367 | .partitions = em_x270_partition_info, | |
368 | .chip_delay = 20, | |
369 | .part_probe_types = em_x270_part_probes, | |
370 | }, | |
371 | .ctrl = { | |
372 | .hwcontrol = 0, | |
373 | .dev_ready = em_x270_nand_device_ready, | |
374 | .select_chip = 0, | |
375 | .cmd_ctrl = em_x270_nand_cmd_ctl, | |
376 | }, | |
377 | }; | |
378 | ||
379 | static struct resource em_x270_nand_resource[] = { | |
380 | [0] = { | |
381 | .start = PXA_CS1_PHYS, | |
382 | .end = PXA_CS1_PHYS + 12, | |
383 | .flags = IORESOURCE_MEM, | |
384 | }, | |
385 | }; | |
386 | ||
387 | static struct platform_device em_x270_nand = { | |
388 | .name = "gen_nand", | |
389 | .num_resources = ARRAY_SIZE(em_x270_nand_resource), | |
390 | .resource = em_x270_nand_resource, | |
391 | .id = -1, | |
392 | .dev = { | |
393 | .platform_data = &em_x270_nand_platdata, | |
394 | } | |
395 | }; | |
396 | ||
3c85bce6 MR |
397 | static void __init em_x270_init_nand(void) |
398 | { | |
399 | int err; | |
3d50527b | 400 | |
3c85bce6 MR |
401 | err = gpio_request(GPIO11_NAND_CS, "NAND CS"); |
402 | if (err) { | |
403 | pr_warning("EM-X270: failed to request NAND CS gpio\n"); | |
404 | return; | |
405 | } | |
406 | ||
407 | gpio_direction_output(GPIO11_NAND_CS, 1); | |
408 | ||
4a697e83 | 409 | err = gpio_request(nand_rb, "NAND R/B"); |
3c85bce6 MR |
410 | if (err) { |
411 | pr_warning("EM-X270: failed to request NAND R/B gpio\n"); | |
412 | gpio_free(GPIO11_NAND_CS); | |
413 | return; | |
414 | } | |
415 | ||
4a697e83 | 416 | gpio_direction_input(nand_rb); |
3c85bce6 MR |
417 | |
418 | platform_device_register(&em_x270_nand); | |
419 | } | |
420 | #else | |
421 | static inline void em_x270_init_nand(void) {} | |
422 | #endif | |
3d50527b | 423 | |
28c88046 MR |
424 | #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) |
425 | static struct mtd_partition em_x270_nor_parts[] = { | |
426 | { | |
427 | .name = "Bootloader", | |
428 | .offset = 0x00000000, | |
429 | .size = 0x00050000, | |
430 | .mask_flags = MTD_WRITEABLE /* force read-only */ | |
431 | }, { | |
432 | .name = "Environment", | |
433 | .offset = 0x00050000, | |
434 | .size = 0x00010000, | |
435 | }, { | |
436 | .name = "Reserved", | |
437 | .offset = 0x00060000, | |
438 | .size = 0x00050000, | |
439 | .mask_flags = MTD_WRITEABLE /* force read-only */ | |
440 | }, { | |
441 | .name = "Splashscreen", | |
442 | .offset = 0x000b0000, | |
443 | .size = 0x00050000, | |
444 | } | |
445 | }; | |
446 | ||
447 | static struct physmap_flash_data em_x270_nor_data[] = { | |
448 | [0] = { | |
449 | .width = 2, | |
450 | .parts = em_x270_nor_parts, | |
451 | .nr_parts = ARRAY_SIZE(em_x270_nor_parts), | |
452 | }, | |
453 | }; | |
454 | ||
455 | static struct resource em_x270_nor_flash_resource = { | |
456 | .start = PXA_CS0_PHYS, | |
457 | .end = PXA_CS0_PHYS + SZ_1M - 1, | |
458 | .flags = IORESOURCE_MEM, | |
459 | }; | |
460 | ||
461 | static struct platform_device em_x270_physmap_flash = { | |
462 | .name = "physmap-flash", | |
463 | .id = 0, | |
464 | .num_resources = 1, | |
465 | .resource = &em_x270_nor_flash_resource, | |
466 | .dev = { | |
467 | .platform_data = &em_x270_nor_data, | |
468 | }, | |
469 | }; | |
470 | ||
471 | static void __init em_x270_init_nor(void) | |
472 | { | |
473 | platform_device_register(&em_x270_physmap_flash); | |
474 | } | |
475 | #else | |
476 | static inline void em_x270_init_nor(void) {} | |
477 | #endif | |
478 | ||
3d50527b | 479 | /* PXA27x OHCI controller setup */ |
3c85bce6 | 480 | #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
128d88b8 MR |
481 | static struct regulator *em_x270_usb_ldo; |
482 | ||
483 | static int em_x270_usb_hub_init(void) | |
484 | { | |
485 | int err; | |
486 | ||
487 | em_x270_usb_ldo = regulator_get(NULL, "vcc usb"); | |
488 | if (IS_ERR(em_x270_usb_ldo)) | |
489 | return PTR_ERR(em_x270_usb_ldo); | |
490 | ||
491 | err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en"); | |
492 | if (err) | |
493 | goto err_free_usb_ldo; | |
494 | ||
495 | err = gpio_request(usb_hub_reset, "hub rst"); | |
496 | if (err) | |
497 | goto err_free_vbus_gpio; | |
498 | ||
499 | /* USB Hub power-on and reset */ | |
500 | gpio_direction_output(usb_hub_reset, 0); | |
501 | regulator_enable(em_x270_usb_ldo); | |
502 | gpio_set_value(usb_hub_reset, 1); | |
503 | gpio_set_value(usb_hub_reset, 0); | |
504 | regulator_disable(em_x270_usb_ldo); | |
505 | regulator_enable(em_x270_usb_ldo); | |
506 | gpio_set_value(usb_hub_reset, 1); | |
507 | ||
508 | /* enable VBUS */ | |
509 | gpio_direction_output(GPIO9_USB_VBUS_EN, 1); | |
510 | ||
511 | return 0; | |
512 | ||
513 | err_free_vbus_gpio: | |
514 | gpio_free(GPIO9_USB_VBUS_EN); | |
515 | err_free_usb_ldo: | |
516 | regulator_put(em_x270_usb_ldo); | |
517 | ||
518 | return err; | |
519 | } | |
520 | ||
3d50527b MR |
521 | static int em_x270_ohci_init(struct device *dev) |
522 | { | |
128d88b8 MR |
523 | int err; |
524 | ||
525 | /* we don't want to entirely disable USB if the HUB init failed */ | |
526 | err = em_x270_usb_hub_init(); | |
527 | if (err) | |
528 | pr_err("USB Hub initialization failed: %d\n", err); | |
529 | ||
3d50527b MR |
530 | /* enable port 2 transiever */ |
531 | UP2OCR = UP2OCR_HXS | UP2OCR_HXOE; | |
532 | ||
533 | return 0; | |
534 | } | |
535 | ||
128d88b8 MR |
536 | static void em_x270_ohci_exit(struct device *dev) |
537 | { | |
538 | gpio_free(usb_hub_reset); | |
539 | gpio_free(GPIO9_USB_VBUS_EN); | |
540 | ||
541 | if (!IS_ERR(em_x270_usb_ldo)) { | |
542 | if (regulator_is_enabled(em_x270_usb_ldo)) | |
543 | regulator_disable(em_x270_usb_ldo); | |
544 | ||
545 | regulator_put(em_x270_usb_ldo); | |
546 | } | |
547 | } | |
548 | ||
3d50527b MR |
549 | static struct pxaohci_platform_data em_x270_ohci_platform_data = { |
550 | .port_mode = PMM_PERPORT_MODE, | |
097b5334 | 551 | .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, |
3d50527b | 552 | .init = em_x270_ohci_init, |
128d88b8 | 553 | .exit = em_x270_ohci_exit, |
3d50527b MR |
554 | }; |
555 | ||
3c85bce6 MR |
556 | static void __init em_x270_init_ohci(void) |
557 | { | |
558 | pxa_set_ohci_info(&em_x270_ohci_platform_data); | |
559 | } | |
560 | #else | |
561 | static inline void em_x270_init_ohci(void) {} | |
562 | #endif | |
3d50527b | 563 | |
3c85bce6 MR |
564 | /* MCI controller setup */ |
565 | #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) | |
6432f46c MR |
566 | static struct regulator *em_x270_sdio_ldo; |
567 | ||
3d50527b MR |
568 | static int em_x270_mci_init(struct device *dev, |
569 | irq_handler_t em_x270_detect_int, | |
570 | void *data) | |
571 | { | |
6432f46c MR |
572 | int err; |
573 | ||
574 | em_x270_sdio_ldo = regulator_get(dev, "vcc sdio"); | |
575 | if (IS_ERR(em_x270_sdio_ldo)) { | |
576 | dev_err(dev, "can't request SDIO power supply: %ld\n", | |
577 | PTR_ERR(em_x270_sdio_ldo)); | |
578 | return PTR_ERR(em_x270_sdio_ldo); | |
579 | } | |
580 | ||
4a697e83 | 581 | err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int, |
6432f46c MR |
582 | IRQF_DISABLED | IRQF_TRIGGER_RISING | |
583 | IRQF_TRIGGER_FALLING, | |
3c85bce6 | 584 | "MMC card detect", data); |
3d50527b | 585 | if (err) { |
6432f46c MR |
586 | dev_err(dev, "can't request MMC card detect IRQ: %d\n", err); |
587 | goto err_irq; | |
588 | } | |
589 | ||
7f14a787 MR |
590 | if (machine_is_em_x270()) { |
591 | err = gpio_request(GPIO95_MMC_WP, "MMC WP"); | |
592 | if (err) { | |
593 | dev_err(dev, "can't request MMC write protect: %d\n", | |
594 | err); | |
595 | goto err_gpio_wp; | |
596 | } | |
597 | gpio_direction_input(GPIO95_MMC_WP); | |
598 | } else { | |
599 | err = gpio_request(GPIO38_SD_PWEN, "sdio power"); | |
600 | if (err) { | |
601 | dev_err(dev, "can't request MMC power control : %d\n", | |
602 | err); | |
603 | goto err_gpio_wp; | |
604 | } | |
605 | gpio_direction_output(GPIO38_SD_PWEN, 1); | |
3d50527b MR |
606 | } |
607 | ||
608 | return 0; | |
6432f46c MR |
609 | |
610 | err_gpio_wp: | |
4a697e83 | 611 | free_irq(gpio_to_irq(mmc_cd), data); |
6432f46c MR |
612 | err_irq: |
613 | regulator_put(em_x270_sdio_ldo); | |
614 | ||
615 | return err; | |
3d50527b MR |
616 | } |
617 | ||
618 | static void em_x270_mci_setpower(struct device *dev, unsigned int vdd) | |
619 | { | |
6432f46c MR |
620 | struct pxamci_platform_data* p_d = dev->platform_data; |
621 | ||
622 | if ((1 << vdd) & p_d->ocr_mask) { | |
623 | int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000; | |
624 | ||
625 | regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV); | |
626 | regulator_enable(em_x270_sdio_ldo); | |
627 | } else { | |
628 | regulator_disable(em_x270_sdio_ldo); | |
629 | } | |
3d50527b MR |
630 | } |
631 | ||
632 | static void em_x270_mci_exit(struct device *dev, void *data) | |
633 | { | |
4a697e83 | 634 | free_irq(gpio_to_irq(mmc_cd), data); |
7f14a787 MR |
635 | regulator_put(em_x270_sdio_ldo); |
636 | ||
637 | if (machine_is_em_x270()) | |
638 | gpio_free(GPIO95_MMC_WP); | |
639 | else | |
640 | gpio_free(GPIO38_SD_PWEN); | |
6432f46c MR |
641 | } |
642 | ||
643 | static int em_x270_mci_get_ro(struct device *dev) | |
644 | { | |
645 | return gpio_get_value(GPIO95_MMC_WP); | |
3d50527b MR |
646 | } |
647 | ||
648 | static struct pxamci_platform_data em_x270_mci_platform_data = { | |
6432f46c MR |
649 | .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23| |
650 | MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27| | |
651 | MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30| | |
652 | MMC_VDD_30_31|MMC_VDD_31_32, | |
3d50527b MR |
653 | .init = em_x270_mci_init, |
654 | .setpower = em_x270_mci_setpower, | |
655 | .exit = em_x270_mci_exit, | |
656 | }; | |
657 | ||
3c85bce6 MR |
658 | static void __init em_x270_init_mmc(void) |
659 | { | |
7f14a787 MR |
660 | if (machine_is_em_x270()) |
661 | em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro; | |
662 | ||
6432f46c | 663 | em_x270_mci_platform_data.detect_delay = msecs_to_jiffies(250); |
3c85bce6 MR |
664 | pxa_set_mci_info(&em_x270_mci_platform_data); |
665 | } | |
666 | #else | |
667 | static inline void em_x270_init_mmc(void) {} | |
668 | #endif | |
669 | ||
28c88046 | 670 | /* LCD */ |
3c85bce6 | 671 | #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
28c88046 MR |
672 | static struct pxafb_mode_info em_x270_lcd_modes[] = { |
673 | [0] = { | |
674 | .pixclock = 38250, | |
675 | .bpp = 16, | |
676 | .xres = 480, | |
677 | .yres = 640, | |
678 | .hsync_len = 8, | |
679 | .vsync_len = 2, | |
680 | .left_margin = 8, | |
681 | .upper_margin = 2, | |
682 | .right_margin = 24, | |
683 | .lower_margin = 4, | |
684 | .sync = 0, | |
685 | }, | |
686 | [1] = { | |
687 | .pixclock = 153800, | |
688 | .bpp = 16, | |
689 | .xres = 240, | |
690 | .yres = 320, | |
691 | .hsync_len = 8, | |
692 | .vsync_len = 2, | |
693 | .left_margin = 8, | |
694 | .upper_margin = 2, | |
695 | .right_margin = 88, | |
696 | .lower_margin = 2, | |
697 | .sync = 0, | |
698 | }, | |
3d50527b MR |
699 | }; |
700 | ||
701 | static struct pxafb_mach_info em_x270_lcd = { | |
28c88046 MR |
702 | .modes = em_x270_lcd_modes, |
703 | .num_modes = 2, | |
3c85bce6 | 704 | .lcd_conn = LCD_COLOR_TFT_16BPP, |
3d50527b | 705 | }; |
28c88046 | 706 | |
3c85bce6 | 707 | static void __init em_x270_init_lcd(void) |
3d50527b | 708 | { |
3d50527b | 709 | set_pxa_fb_info(&em_x270_lcd); |
3c85bce6 MR |
710 | } |
711 | #else | |
712 | static inline void em_x270_init_lcd(void) {} | |
713 | #endif | |
3d50527b | 714 | |
28c88046 MR |
715 | #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
716 | static struct pxa2xx_spi_master em_x270_spi_info = { | |
717 | .num_chipselect = 1, | |
718 | }; | |
719 | ||
720 | static struct pxa2xx_spi_chip em_x270_tdo24m_chip = { | |
bd9d0740 MR |
721 | .rx_threshold = 1, |
722 | .tx_threshold = 1, | |
723 | .gpio_cs = -1, | |
28c88046 MR |
724 | }; |
725 | ||
726 | static struct tdo24m_platform_data em_x270_tdo24m_pdata = { | |
727 | .model = TDO35S, | |
728 | }; | |
729 | ||
c9be0e39 MR |
730 | static struct pxa2xx_spi_master em_x270_spi_2_info = { |
731 | .num_chipselect = 1, | |
732 | .enable_dma = 1, | |
733 | }; | |
734 | ||
735 | static struct pxa2xx_spi_chip em_x270_libertas_chip = { | |
736 | .rx_threshold = 1, | |
737 | .tx_threshold = 1, | |
738 | .timeout = 1000, | |
3cb05c97 | 739 | .gpio_cs = 14, |
c9be0e39 MR |
740 | }; |
741 | ||
742 | static unsigned long em_x270_libertas_pin_config[] = { | |
743 | /* SSP2 */ | |
744 | GPIO19_SSP2_SCLK, | |
745 | GPIO14_GPIO, | |
746 | GPIO89_SSP2_TXD, | |
747 | GPIO88_SSP2_RXD, | |
748 | }; | |
749 | ||
750 | static int em_x270_libertas_setup(struct spi_device *spi) | |
751 | { | |
752 | int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN"); | |
753 | if (err) | |
754 | return err; | |
755 | ||
2f15cb59 MR |
756 | err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP"); |
757 | if (err) | |
758 | goto err_free_pwen; | |
759 | ||
760 | if (machine_is_exeda()) { | |
761 | err = gpio_request(GPIO37_WLAN_RST, "WLAN RST"); | |
762 | if (err) | |
763 | goto err_free_strap; | |
764 | ||
765 | gpio_direction_output(GPIO37_WLAN_RST, 1); | |
766 | msleep(100); | |
767 | } | |
768 | ||
c9be0e39 | 769 | gpio_direction_output(GPIO19_WLAN_STRAP, 1); |
2f15cb59 | 770 | msleep(100); |
c9be0e39 MR |
771 | |
772 | pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config)); | |
773 | ||
774 | gpio_direction_output(GPIO115_WLAN_PWEN, 0); | |
2f15cb59 | 775 | msleep(100); |
c9be0e39 | 776 | gpio_set_value(GPIO115_WLAN_PWEN, 1); |
2f15cb59 | 777 | msleep(100); |
c9be0e39 MR |
778 | |
779 | spi->bits_per_word = 16; | |
780 | spi_setup(spi); | |
781 | ||
782 | return 0; | |
2f15cb59 MR |
783 | |
784 | err_free_strap: | |
785 | gpio_free(GPIO19_WLAN_STRAP); | |
786 | err_free_pwen: | |
787 | gpio_free(GPIO115_WLAN_PWEN); | |
788 | ||
789 | return err; | |
c9be0e39 MR |
790 | } |
791 | ||
792 | static int em_x270_libertas_teardown(struct spi_device *spi) | |
793 | { | |
794 | gpio_set_value(GPIO115_WLAN_PWEN, 0); | |
795 | gpio_free(GPIO115_WLAN_PWEN); | |
2f15cb59 MR |
796 | gpio_free(GPIO19_WLAN_STRAP); |
797 | ||
798 | if (machine_is_exeda()) { | |
799 | gpio_set_value(GPIO37_WLAN_RST, 0); | |
800 | gpio_free(GPIO37_WLAN_RST); | |
801 | } | |
c9be0e39 MR |
802 | |
803 | return 0; | |
804 | } | |
805 | ||
806 | struct libertas_spi_platform_data em_x270_libertas_pdata = { | |
807 | .use_dummy_writes = 1, | |
c9be0e39 MR |
808 | .setup = em_x270_libertas_setup, |
809 | .teardown = em_x270_libertas_teardown, | |
810 | }; | |
811 | ||
28c88046 MR |
812 | static struct spi_board_info em_x270_spi_devices[] __initdata = { |
813 | { | |
c9be0e39 MR |
814 | .modalias = "tdo24m", |
815 | .max_speed_hz = 1000000, | |
816 | .bus_num = 1, | |
817 | .chip_select = 0, | |
818 | .controller_data = &em_x270_tdo24m_chip, | |
819 | .platform_data = &em_x270_tdo24m_pdata, | |
820 | }, | |
821 | { | |
822 | .modalias = "libertas_spi", | |
823 | .max_speed_hz = 13000000, | |
824 | .bus_num = 2, | |
825 | .irq = IRQ_GPIO(116), | |
826 | .chip_select = 0, | |
827 | .controller_data = &em_x270_libertas_chip, | |
828 | .platform_data = &em_x270_libertas_pdata, | |
28c88046 MR |
829 | }, |
830 | }; | |
831 | ||
832 | static void __init em_x270_init_spi(void) | |
833 | { | |
834 | pxa2xx_set_spi_info(1, &em_x270_spi_info); | |
c9be0e39 | 835 | pxa2xx_set_spi_info(2, &em_x270_spi_2_info); |
28c88046 MR |
836 | spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices)); |
837 | } | |
838 | #else | |
839 | static inline void em_x270_init_spi(void) {} | |
840 | #endif | |
841 | ||
303f2d7d | 842 | #if defined(CONFIG_SND_PXA2XX_LIB_AC97) |
c63a5751 MR |
843 | static pxa2xx_audio_ops_t em_x270_ac97_info = { |
844 | .reset_gpio = 113, | |
845 | }; | |
846 | ||
3c85bce6 MR |
847 | static void __init em_x270_init_ac97(void) |
848 | { | |
c63a5751 | 849 | pxa_set_ac97_info(&em_x270_ac97_info); |
3c85bce6 MR |
850 | } |
851 | #else | |
852 | static inline void em_x270_init_ac97(void) {} | |
853 | #endif | |
854 | ||
855 | #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) | |
7f14a787 | 856 | static unsigned int em_x270_module_matrix_keys[] = { |
3c85bce6 MR |
857 | KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B), |
858 | KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT), | |
859 | KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D), | |
860 | }; | |
3d50527b | 861 | |
7f14a787 | 862 | struct pxa27x_keypad_platform_data em_x270_module_keypad_info = { |
3c85bce6 MR |
863 | /* code map for the matrix keys */ |
864 | .matrix_key_rows = 3, | |
865 | .matrix_key_cols = 3, | |
7f14a787 MR |
866 | .matrix_key_map = em_x270_module_matrix_keys, |
867 | .matrix_key_map_size = ARRAY_SIZE(em_x270_module_matrix_keys), | |
868 | }; | |
869 | ||
870 | static unsigned int em_x270_exeda_matrix_keys[] = { | |
871 | KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL), | |
872 | KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE), | |
873 | KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL), | |
874 | KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH), | |
875 | ||
876 | KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M), | |
877 | KEY(1, 2, KEY_N), KEY(1, 3, KEY_B), | |
878 | KEY(1, 4, KEY_V), KEY(1, 5, KEY_C), | |
879 | KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z), | |
880 | ||
881 | KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON), | |
882 | KEY(2, 2, KEY_L), KEY(2, 3, KEY_K), | |
883 | KEY(2, 4, KEY_J), KEY(2, 5, KEY_H), | |
884 | KEY(2, 6, KEY_G), KEY(2, 7, KEY_F), | |
885 | ||
886 | KEY(3, 0, KEY_D), KEY(3, 1, KEY_S), | |
887 | KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB), | |
888 | KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P), | |
889 | KEY(3, 6, KEY_O), KEY(3, 7, KEY_I), | |
890 | ||
891 | KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y), | |
892 | KEY(4, 2, KEY_T), KEY(4, 3, KEY_R), | |
893 | KEY(4, 4, KEY_E), KEY(4, 5, KEY_W), | |
894 | KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS), | |
895 | ||
896 | KEY(5, 0, KEY_0), KEY(5, 1, KEY_9), | |
897 | KEY(5, 2, KEY_8), KEY(5, 3, KEY_7), | |
898 | KEY(5, 4, KEY_6), KEY(5, 5, KEY_5), | |
899 | KEY(5, 6, KEY_4), KEY(5, 7, KEY_3), | |
900 | ||
901 | KEY(6, 0, KEY_2), KEY(6, 1, KEY_1), | |
902 | KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END), | |
903 | KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP), | |
904 | KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1), | |
905 | ||
906 | KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT), | |
907 | KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME), | |
908 | KEY(7, 4, 0), KEY(7, 5, 0), | |
909 | KEY(7, 6, 0), KEY(7, 7, 0), | |
910 | }; | |
911 | ||
912 | struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = { | |
913 | /* code map for the matrix keys */ | |
914 | .matrix_key_rows = 8, | |
915 | .matrix_key_cols = 8, | |
916 | .matrix_key_map = em_x270_exeda_matrix_keys, | |
917 | .matrix_key_map_size = ARRAY_SIZE(em_x270_exeda_matrix_keys), | |
3c85bce6 MR |
918 | }; |
919 | ||
920 | static void __init em_x270_init_keypad(void) | |
921 | { | |
7f14a787 MR |
922 | if (machine_is_em_x270()) |
923 | pxa_set_keypad_info(&em_x270_module_keypad_info); | |
924 | else | |
925 | pxa_set_keypad_info(&em_x270_exeda_keypad_info); | |
3c85bce6 MR |
926 | } |
927 | #else | |
928 | static inline void em_x270_init_keypad(void) {} | |
929 | #endif | |
3d50527b | 930 | |
3c85bce6 MR |
931 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
932 | static struct gpio_keys_button gpio_keys_button[] = { | |
933 | [0] = { | |
934 | .desc = "sleep/wakeup", | |
935 | .code = KEY_SUSPEND, | |
936 | .type = EV_PWR, | |
937 | .gpio = 1, | |
938 | .wakeup = 1, | |
939 | }, | |
940 | }; | |
3d50527b | 941 | |
3c85bce6 MR |
942 | static struct gpio_keys_platform_data em_x270_gpio_keys_data = { |
943 | .buttons = gpio_keys_button, | |
944 | .nbuttons = 1, | |
945 | }; | |
3d50527b | 946 | |
3c85bce6 MR |
947 | static struct platform_device em_x270_gpio_keys = { |
948 | .name = "gpio-keys", | |
949 | .id = -1, | |
950 | .dev = { | |
951 | .platform_data = &em_x270_gpio_keys_data, | |
952 | }, | |
953 | }; | |
954 | ||
955 | static void __init em_x270_init_gpio_keys(void) | |
956 | { | |
957 | platform_device_register(&em_x270_gpio_keys); | |
958 | } | |
959 | #else | |
960 | static inline void em_x270_init_gpio_keys(void) {} | |
961 | #endif | |
962 | ||
28c88046 MR |
963 | /* Quick Capture Interface and sensor setup */ |
964 | #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) | |
965 | static struct regulator *em_x270_camera_ldo; | |
966 | ||
967 | static int em_x270_sensor_init(struct device *dev) | |
968 | { | |
969 | int ret; | |
970 | ||
76e3fc36 | 971 | ret = gpio_request(cam_reset, "camera reset"); |
28c88046 MR |
972 | if (ret) |
973 | return ret; | |
974 | ||
76e3fc36 | 975 | gpio_direction_output(cam_reset, 0); |
28c88046 MR |
976 | |
977 | em_x270_camera_ldo = regulator_get(NULL, "vcc cam"); | |
978 | if (em_x270_camera_ldo == NULL) { | |
76e3fc36 | 979 | gpio_free(cam_reset); |
28c88046 MR |
980 | return -ENODEV; |
981 | } | |
982 | ||
983 | ret = regulator_enable(em_x270_camera_ldo); | |
984 | if (ret) { | |
985 | regulator_put(em_x270_camera_ldo); | |
76e3fc36 | 986 | gpio_free(cam_reset); |
28c88046 MR |
987 | return ret; |
988 | } | |
989 | ||
76e3fc36 | 990 | gpio_set_value(cam_reset, 1); |
28c88046 MR |
991 | |
992 | return 0; | |
993 | } | |
994 | ||
995 | struct pxacamera_platform_data em_x270_camera_platform_data = { | |
996 | .init = em_x270_sensor_init, | |
997 | .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | | |
998 | PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, | |
999 | .mclk_10khz = 2600, | |
1000 | }; | |
1001 | ||
1002 | static int em_x270_sensor_power(struct device *dev, int on) | |
1003 | { | |
1004 | int ret; | |
1005 | int is_on = regulator_is_enabled(em_x270_camera_ldo); | |
1006 | ||
1007 | if (on == is_on) | |
1008 | return 0; | |
1009 | ||
76e3fc36 | 1010 | gpio_set_value(cam_reset, !on); |
28c88046 MR |
1011 | |
1012 | if (on) | |
1013 | ret = regulator_enable(em_x270_camera_ldo); | |
1014 | else | |
1015 | ret = regulator_disable(em_x270_camera_ldo); | |
1016 | ||
1017 | if (ret) | |
1018 | return ret; | |
1019 | ||
76e3fc36 | 1020 | gpio_set_value(cam_reset, on); |
28c88046 MR |
1021 | |
1022 | return 0; | |
1023 | } | |
1024 | ||
1025 | static struct soc_camera_link iclink = { | |
1026 | .bus_id = 0, | |
1027 | .power = em_x270_sensor_power, | |
1028 | }; | |
1029 | ||
1030 | static struct i2c_board_info em_x270_i2c_cam_info[] = { | |
1031 | { | |
1032 | I2C_BOARD_INFO("mt9m111", 0x48), | |
1033 | .platform_data = &iclink, | |
1034 | }, | |
1035 | }; | |
1036 | ||
28c88046 MR |
1037 | static void __init em_x270_init_camera(void) |
1038 | { | |
28c88046 MR |
1039 | i2c_register_board_info(0, ARRAY_AND_SIZE(em_x270_i2c_cam_info)); |
1040 | pxa_set_camera_info(&em_x270_camera_platform_data); | |
1041 | } | |
1042 | #else | |
1043 | static inline void em_x270_init_camera(void) {} | |
1044 | #endif | |
1045 | ||
a37ed431 MR |
1046 | static struct regulator_bulk_data em_x270_gps_consumer_supply = { |
1047 | .supply = "vcc gps", | |
1048 | }; | |
1049 | ||
1050 | static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = { | |
1051 | .name = "vcc gps", | |
1052 | .num_supplies = 1, | |
1053 | .supplies = &em_x270_gps_consumer_supply, | |
1054 | }; | |
1055 | ||
1056 | static struct platform_device em_x270_gps_userspace_consumer = { | |
1057 | .name = "reg-userspace-consumer", | |
1058 | .id = 0, | |
1059 | .dev = { | |
1060 | .platform_data = &em_x270_gps_consumer_data, | |
1061 | }, | |
1062 | }; | |
1063 | ||
1064 | static struct regulator_bulk_data em_x270_gprs_consumer_supply = { | |
1065 | .supply = "vcc gprs", | |
1066 | }; | |
1067 | ||
1068 | static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = { | |
1069 | .name = "vcc gprs", | |
1070 | .num_supplies = 1, | |
1071 | .supplies = &em_x270_gprs_consumer_supply | |
1072 | }; | |
1073 | ||
1074 | static struct platform_device em_x270_gprs_userspace_consumer = { | |
1075 | .name = "reg-userspace-consumer", | |
1076 | .id = 1, | |
1077 | .dev = { | |
1078 | .platform_data = &em_x270_gprs_consumer_data, | |
1079 | } | |
1080 | }; | |
1081 | ||
1082 | static struct platform_device *em_x270_userspace_consumers[] = { | |
1083 | &em_x270_gps_userspace_consumer, | |
1084 | &em_x270_gprs_userspace_consumer, | |
1085 | }; | |
1086 | ||
1087 | static void __init em_x270_userspace_consumers_init(void) | |
1088 | { | |
1089 | platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers)); | |
1090 | } | |
1091 | ||
28c88046 | 1092 | /* DA9030 related initializations */ |
432adf18 MR |
1093 | #define REGULATOR_CONSUMER(_name, _dev, _supply) \ |
1094 | static struct regulator_consumer_supply _name##_consumers[] = { \ | |
1095 | { \ | |
1096 | .dev = _dev, \ | |
1097 | .supply = _supply, \ | |
1098 | }, \ | |
1099 | } | |
28c88046 | 1100 | |
a37ed431 | 1101 | REGULATOR_CONSUMER(ldo3, &em_x270_gps_userspace_consumer.dev, "vcc gps"); |
432adf18 MR |
1102 | REGULATOR_CONSUMER(ldo5, NULL, "vcc cam"); |
1103 | REGULATOR_CONSUMER(ldo10, &pxa_device_mci.dev, "vcc sdio"); | |
1104 | REGULATOR_CONSUMER(ldo12, NULL, "vcc usb"); | |
a37ed431 | 1105 | REGULATOR_CONSUMER(ldo19, &em_x270_gprs_userspace_consumer.dev, "vcc gprs"); |
432adf18 MR |
1106 | |
1107 | #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \ | |
1108 | static struct regulator_init_data _ldo##_data = { \ | |
1109 | .constraints = { \ | |
1110 | .min_uV = _min_uV, \ | |
1111 | .max_uV = _max_uV, \ | |
1112 | .state_mem = { \ | |
1113 | .enabled = 0, \ | |
1114 | }, \ | |
1115 | .valid_ops_mask = _ops_mask, \ | |
a37ed431 | 1116 | .apply_uV = 1, \ |
432adf18 MR |
1117 | }, \ |
1118 | .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \ | |
1119 | .consumer_supplies = _ldo##_consumers, \ | |
1120 | }; | |
1121 | ||
1122 | REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS); | |
1123 | REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS); | |
1124 | REGULATOR_INIT(ldo10, 2000000, 3200000, | |
1125 | REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE); | |
1126 | REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS); | |
1127 | REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS); | |
28c88046 MR |
1128 | |
1129 | struct led_info em_x270_led_info = { | |
1130 | .name = "em-x270:orange", | |
1131 | .default_trigger = "battery-charging-or-full", | |
1132 | }; | |
1133 | ||
9f055c49 | 1134 | struct power_supply_info em_x270_psy_info = { |
3690a0f4 | 1135 | .name = "battery", |
9f055c49 MR |
1136 | .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, |
1137 | .voltage_max_design = 4200000, | |
1138 | .voltage_min_design = 3000000, | |
1139 | .use_for_apm = 1, | |
1140 | }; | |
1141 | ||
1142 | static void em_x270_battery_low(void) | |
1143 | { | |
1d3e216f | 1144 | #if defined(CONFIG_APM_EMULATION) |
9f055c49 | 1145 | apm_queue_event(APM_LOW_BATTERY); |
1d3e216f | 1146 | #endif |
9f055c49 MR |
1147 | } |
1148 | ||
1149 | static void em_x270_battery_critical(void) | |
1150 | { | |
1d3e216f | 1151 | #if defined(CONFIG_APM_EMULATION) |
9f055c49 | 1152 | apm_queue_event(APM_CRITICAL_SUSPEND); |
1d3e216f | 1153 | #endif |
9f055c49 MR |
1154 | } |
1155 | ||
1156 | struct da9030_battery_info em_x270_batterty_info = { | |
1157 | .battery_info = &em_x270_psy_info, | |
1158 | ||
1159 | .charge_milliamp = 1000, | |
1160 | .charge_millivolt = 4200, | |
1161 | ||
1162 | .vbat_low = 3600, | |
1163 | .vbat_crit = 3400, | |
1164 | .vbat_charge_start = 4100, | |
1165 | .vbat_charge_stop = 4200, | |
1166 | .vbat_charge_restart = 4000, | |
1167 | ||
1168 | .vcharge_min = 3200, | |
1169 | .vcharge_max = 5500, | |
1170 | ||
1171 | .tbat_low = 197, | |
1172 | .tbat_high = 78, | |
1173 | .tbat_restart = 100, | |
1174 | ||
1175 | .batmon_interval = 0, | |
1176 | ||
1177 | .battery_low = em_x270_battery_low, | |
1178 | .battery_critical = em_x270_battery_critical, | |
1179 | }; | |
1180 | ||
432adf18 MR |
1181 | #define DA9030_SUBDEV(_name, _id, _pdata) \ |
1182 | { \ | |
1183 | .name = "da903x-" #_name, \ | |
1184 | .id = DA9030_ID_##_id, \ | |
1185 | .platform_data = _pdata, \ | |
28c88046 | 1186 | } |
432adf18 MR |
1187 | |
1188 | #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data) | |
1189 | ||
1190 | struct da903x_subdev_info em_x270_da9030_subdevs[] = { | |
1191 | DA9030_LDO(3), | |
1192 | DA9030_LDO(5), | |
1193 | DA9030_LDO(10), | |
1194 | DA9030_LDO(12), | |
1195 | DA9030_LDO(19), | |
1196 | ||
1197 | DA9030_SUBDEV(led, LED_PC, &em_x270_led_info), | |
1198 | DA9030_SUBDEV(backlight, WLED, &em_x270_led_info), | |
9f055c49 | 1199 | DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info), |
28c88046 MR |
1200 | }; |
1201 | ||
1202 | static struct da903x_platform_data em_x270_da9030_info = { | |
1203 | .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs), | |
1204 | .subdevs = em_x270_da9030_subdevs, | |
1205 | }; | |
1206 | ||
1207 | static struct i2c_board_info em_x270_i2c_pmic_info = { | |
1208 | I2C_BOARD_INFO("da9030", 0x49), | |
1209 | .irq = IRQ_GPIO(0), | |
1210 | .platform_data = &em_x270_da9030_info, | |
1211 | }; | |
1212 | ||
1213 | static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = { | |
1214 | .use_pio = 1, | |
1215 | }; | |
1216 | ||
1217 | static void __init em_x270_init_da9030(void) | |
1218 | { | |
1219 | pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info); | |
1220 | i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1); | |
1221 | } | |
1222 | ||
76e3fc36 MR |
1223 | static struct pca953x_platform_data exeda_gpio_ext_pdata = { |
1224 | .gpio_base = 128, | |
1225 | }; | |
1226 | ||
1227 | static struct i2c_board_info exeda_i2c_info[] = { | |
1228 | { | |
1229 | I2C_BOARD_INFO("pca9555", 0x21), | |
1230 | .platform_data = &exeda_gpio_ext_pdata, | |
1231 | }, | |
1232 | }; | |
1233 | ||
1234 | static struct i2c_pxa_platform_data em_x270_i2c_info = { | |
1235 | .fast_mode = 1, | |
1236 | }; | |
1237 | ||
1238 | static void __init em_x270_init_i2c(void) | |
1239 | { | |
1240 | pxa_set_i2c_info(&em_x270_i2c_info); | |
1241 | ||
1242 | if (machine_is_exeda()) | |
1243 | i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info)); | |
1244 | } | |
1245 | ||
4a697e83 | 1246 | static void __init em_x270_module_init(void) |
3c85bce6 | 1247 | { |
7f14a787 | 1248 | pr_info("%s\n", __func__); |
3c85bce6 MR |
1249 | pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config)); |
1250 | ||
4a697e83 MR |
1251 | mmc_cd = GPIO13_MMC_CD; |
1252 | nand_rb = GPIO56_NAND_RB; | |
1253 | dm9000_flags = DM9000_PLATF_32BITONLY; | |
76e3fc36 | 1254 | cam_reset = GPIO93_CAM_RESET; |
128d88b8 | 1255 | usb_hub_reset = GPIO16_USB_HUB_RESET; |
4a697e83 MR |
1256 | } |
1257 | ||
7f14a787 MR |
1258 | static void __init em_x270_exeda_init(void) |
1259 | { | |
1260 | pr_info("%s\n", __func__); | |
1261 | pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config)); | |
1262 | ||
1263 | mmc_cd = GPIO114_MMC_CD; | |
1264 | nand_rb = GPIO20_NAND_RB; | |
1265 | dm9000_flags = DM9000_PLATF_16BITONLY; | |
76e3fc36 | 1266 | cam_reset = GPIO130_CAM_RESET; |
128d88b8 | 1267 | usb_hub_reset = GPIO10_USB_HUB_RESET; |
7f14a787 MR |
1268 | } |
1269 | ||
4a697e83 MR |
1270 | static void __init em_x270_init(void) |
1271 | { | |
1272 | pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config)); | |
1273 | ||
9599d1db MR |
1274 | #ifdef CONFIG_PM |
1275 | pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP); | |
1276 | #endif | |
1277 | ||
7f14a787 MR |
1278 | if (machine_is_em_x270()) |
1279 | em_x270_module_init(); | |
1280 | else if (machine_is_exeda()) | |
1281 | em_x270_exeda_init(); | |
1282 | else | |
1283 | panic("Unsupported machine: %d\n", machine_arch_type); | |
4a697e83 | 1284 | |
28c88046 | 1285 | em_x270_init_da9030(); |
3c85bce6 MR |
1286 | em_x270_init_dm9000(); |
1287 | em_x270_init_rtc(); | |
1288 | em_x270_init_nand(); | |
28c88046 | 1289 | em_x270_init_nor(); |
3c85bce6 MR |
1290 | em_x270_init_lcd(); |
1291 | em_x270_init_mmc(); | |
1292 | em_x270_init_ohci(); | |
1293 | em_x270_init_keypad(); | |
1294 | em_x270_init_gpio_keys(); | |
1295 | em_x270_init_ac97(); | |
28c88046 | 1296 | em_x270_init_spi(); |
76e3fc36 MR |
1297 | em_x270_init_i2c(); |
1298 | em_x270_init_camera(); | |
a37ed431 | 1299 | em_x270_userspace_consumers_init(); |
3d50527b MR |
1300 | } |
1301 | ||
3c85bce6 | 1302 | MACHINE_START(EM_X270, "Compulab EM-X270") |
3d50527b MR |
1303 | .boot_params = 0xa0000100, |
1304 | .phys_io = 0x40000000, | |
1305 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | |
1306 | .map_io = pxa_map_io, | |
1307 | .init_irq = pxa27x_init_irq, | |
1308 | .timer = &pxa_timer, | |
1309 | .init_machine = em_x270_init, | |
1310 | MACHINE_END | |
7f14a787 MR |
1311 | |
1312 | MACHINE_START(EXEDA, "Compulab eXeda") | |
1313 | .boot_params = 0xa0000100, | |
1314 | .phys_io = 0x40000000, | |
1315 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | |
1316 | .map_io = pxa_map_io, | |
1317 | .init_irq = pxa27x_init_irq, | |
1318 | .timer = &pxa_timer, | |
1319 | .init_machine = em_x270_init, | |
1320 | MACHINE_END |