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> | |
28c88046 MR |
33 | |
34 | #include <media/soc_camera.h> | |
3d50527b MR |
35 | |
36 | #include <asm/mach-types.h> | |
3d50527b MR |
37 | #include <asm/mach/arch.h> |
38 | ||
51c62982 | 39 | #include <mach/pxa27x.h> |
a09e64fb RK |
40 | #include <mach/pxa27x-udc.h> |
41 | #include <mach/audio.h> | |
42 | #include <mach/pxafb.h> | |
43 | #include <mach/ohci.h> | |
44 | #include <mach/mmc.h> | |
45 | #include <mach/pxa27x_keypad.h> | |
f0a83701 | 46 | #include <plat/i2c.h> |
28c88046 MR |
47 | #include <mach/camera.h> |
48 | #include <mach/pxa2xx_spi.h> | |
3d50527b MR |
49 | |
50 | #include "generic.h" | |
6432f46c | 51 | #include "devices.h" |
3d50527b | 52 | |
7f14a787 | 53 | /* EM-X270 specific GPIOs */ |
3c85bce6 | 54 | #define GPIO13_MMC_CD (13) |
7f14a787 MR |
55 | #define GPIO95_MMC_WP (95) |
56 | #define GPIO56_NAND_RB (56) | |
76e3fc36 | 57 | #define GPIO93_CAM_RESET (93) |
128d88b8 | 58 | #define GPIO16_USB_HUB_RESET (16) |
3c85bce6 | 59 | |
7f14a787 MR |
60 | /* eXeda specific GPIOs */ |
61 | #define GPIO114_MMC_CD (114) | |
62 | #define GPIO20_NAND_RB (20) | |
63 | #define GPIO38_SD_PWEN (38) | |
76e3fc36 MR |
64 | #define GPIO37_WLAN_RST (37) |
65 | #define GPIO95_TOUCHPAD_INT (95) | |
66 | #define GPIO130_CAM_RESET (130) | |
128d88b8 | 67 | #define GPIO10_USB_HUB_RESET (10) |
3c85bce6 | 68 | |
7f14a787 MR |
69 | /* common GPIOs */ |
70 | #define GPIO11_NAND_CS (11) | |
7f14a787 MR |
71 | #define GPIO41_ETHIRQ (41) |
72 | #define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ) | |
c9be0e39 MR |
73 | #define GPIO115_WLAN_PWEN (115) |
74 | #define GPIO19_WLAN_STRAP (19) | |
128d88b8 | 75 | #define GPIO9_USB_VBUS_EN (9) |
28c88046 | 76 | |
4a697e83 MR |
77 | static int mmc_cd; |
78 | static int nand_rb; | |
79 | static int dm9000_flags; | |
76e3fc36 | 80 | static int cam_reset; |
128d88b8 | 81 | static int usb_hub_reset; |
4a697e83 MR |
82 | |
83 | static unsigned long common_pin_config[] = { | |
3c85bce6 MR |
84 | /* AC'97 */ |
85 | GPIO28_AC97_BITCLK, | |
86 | GPIO29_AC97_SDATA_IN_0, | |
87 | GPIO30_AC97_SDATA_OUT, | |
88 | GPIO31_AC97_SYNC, | |
89 | GPIO98_AC97_SYSCLK, | |
90 | GPIO113_AC97_nRESET, | |
91 | ||
92 | /* BTUART */ | |
93 | GPIO42_BTUART_RXD, | |
94 | GPIO43_BTUART_TXD, | |
95 | GPIO44_BTUART_CTS, | |
96 | GPIO45_BTUART_RTS, | |
97 | ||
98 | /* STUART */ | |
99 | GPIO46_STUART_RXD, | |
100 | GPIO47_STUART_TXD, | |
101 | ||
102 | /* MCI controller */ | |
103 | GPIO32_MMC_CLK, | |
104 | GPIO112_MMC_CMD, | |
105 | GPIO92_MMC_DAT_0, | |
106 | GPIO109_MMC_DAT_1, | |
107 | GPIO110_MMC_DAT_2, | |
108 | GPIO111_MMC_DAT_3, | |
109 | ||
110 | /* LCD */ | |
111 | GPIO58_LCD_LDD_0, | |
112 | GPIO59_LCD_LDD_1, | |
113 | GPIO60_LCD_LDD_2, | |
114 | GPIO61_LCD_LDD_3, | |
115 | GPIO62_LCD_LDD_4, | |
116 | GPIO63_LCD_LDD_5, | |
117 | GPIO64_LCD_LDD_6, | |
118 | GPIO65_LCD_LDD_7, | |
119 | GPIO66_LCD_LDD_8, | |
120 | GPIO67_LCD_LDD_9, | |
121 | GPIO68_LCD_LDD_10, | |
122 | GPIO69_LCD_LDD_11, | |
123 | GPIO70_LCD_LDD_12, | |
124 | GPIO71_LCD_LDD_13, | |
125 | GPIO72_LCD_LDD_14, | |
126 | GPIO73_LCD_LDD_15, | |
127 | GPIO74_LCD_FCLK, | |
128 | GPIO75_LCD_LCLK, | |
129 | GPIO76_LCD_PCLK, | |
130 | GPIO77_LCD_BIAS, | |
131 | ||
132 | /* QCI */ | |
133 | GPIO84_CIF_FV, | |
134 | GPIO25_CIF_LV, | |
135 | GPIO53_CIF_MCLK, | |
136 | GPIO54_CIF_PCLK, | |
137 | GPIO81_CIF_DD_0, | |
138 | GPIO55_CIF_DD_1, | |
139 | GPIO51_CIF_DD_2, | |
140 | GPIO50_CIF_DD_3, | |
141 | GPIO52_CIF_DD_4, | |
142 | GPIO48_CIF_DD_5, | |
143 | GPIO17_CIF_DD_6, | |
144 | GPIO12_CIF_DD_7, | |
145 | ||
146 | /* I2C */ | |
147 | GPIO117_I2C_SCL, | |
148 | GPIO118_I2C_SDA, | |
149 | ||
150 | /* Keypad */ | |
151 | GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, | |
152 | GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH, | |
153 | GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH, | |
154 | GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH, | |
155 | GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH, | |
156 | GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH, | |
157 | GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH, | |
158 | GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH, | |
159 | GPIO103_KP_MKOUT_0, | |
160 | GPIO104_KP_MKOUT_1, | |
161 | GPIO105_KP_MKOUT_2, | |
162 | GPIO106_KP_MKOUT_3, | |
163 | GPIO107_KP_MKOUT_4, | |
164 | GPIO108_KP_MKOUT_5, | |
165 | GPIO96_KP_MKOUT_6, | |
166 | GPIO22_KP_MKOUT_7, | |
167 | ||
168 | /* SSP1 */ | |
169 | GPIO26_SSP1_RXD, | |
170 | GPIO23_SSP1_SCLK, | |
171 | GPIO24_SSP1_SFRM, | |
172 | GPIO57_SSP1_TXD, | |
173 | ||
174 | /* SSP2 */ | |
c9be0e39 MR |
175 | GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */ |
176 | GPIO14_GPIO, | |
3c85bce6 MR |
177 | GPIO89_SSP2_TXD, |
178 | GPIO88_SSP2_RXD, | |
179 | ||
180 | /* SDRAM and local bus */ | |
181 | GPIO15_nCS_1, | |
182 | GPIO78_nCS_2, | |
183 | GPIO79_nCS_3, | |
184 | GPIO80_nCS_4, | |
185 | GPIO49_nPWE, | |
186 | GPIO18_RDY, | |
187 | ||
188 | /* GPIO */ | |
6432f46c | 189 | GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */ |
3c85bce6 MR |
190 | |
191 | /* power controls */ | |
192 | GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */ | |
193 | GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */ | |
194 | ||
195 | /* NAND controls */ | |
196 | GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */ | |
3c85bce6 MR |
197 | |
198 | /* interrupts */ | |
3c85bce6 MR |
199 | GPIO41_GPIO, /* DM9000 interrupt */ |
200 | }; | |
3d50527b | 201 | |
4a697e83 | 202 | static unsigned long em_x270_pin_config[] = { |
76e3fc36 | 203 | GPIO13_GPIO, /* MMC card detect */ |
128d88b8 | 204 | GPIO16_GPIO, /* USB hub reset */ |
76e3fc36 MR |
205 | GPIO56_GPIO, /* NAND Ready/Busy */ |
206 | GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */ | |
207 | GPIO95_GPIO, /* MMC Write protect */ | |
4a697e83 MR |
208 | }; |
209 | ||
7f14a787 | 210 | static unsigned long exeda_pin_config[] = { |
128d88b8 | 211 | GPIO10_GPIO, /* USB hub reset */ |
7f14a787 MR |
212 | GPIO20_GPIO, /* NAND Ready/Busy */ |
213 | GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */ | |
76e3fc36 | 214 | GPIO95_GPIO, /* touchpad IRQ */ |
7f14a787 MR |
215 | GPIO114_GPIO, /* MMC card detect */ |
216 | }; | |
217 | ||
3c85bce6 MR |
218 | #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) |
219 | static struct resource em_x270_dm9000_resource[] = { | |
3d50527b MR |
220 | [0] = { |
221 | .start = PXA_CS2_PHYS, | |
222 | .end = PXA_CS2_PHYS + 3, | |
223 | .flags = IORESOURCE_MEM, | |
224 | }, | |
225 | [1] = { | |
226 | .start = PXA_CS2_PHYS + 8, | |
227 | .end = PXA_CS2_PHYS + 8 + 0x3f, | |
228 | .flags = IORESOURCE_MEM, | |
229 | }, | |
230 | [2] = { | |
231 | .start = EM_X270_ETHIRQ, | |
232 | .end = EM_X270_ETHIRQ, | |
3c85bce6 | 233 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
3d50527b MR |
234 | } |
235 | }; | |
236 | ||
3c85bce6 | 237 | static struct dm9000_plat_data em_x270_dm9000_platdata = { |
4a697e83 | 238 | .flags = DM9000_PLATF_NO_EEPROM, |
3d50527b MR |
239 | }; |
240 | ||
3c85bce6 | 241 | static struct platform_device em_x270_dm9000 = { |
3d50527b MR |
242 | .name = "dm9000", |
243 | .id = 0, | |
3c85bce6 MR |
244 | .num_resources = ARRAY_SIZE(em_x270_dm9000_resource), |
245 | .resource = em_x270_dm9000_resource, | |
3d50527b | 246 | .dev = { |
3c85bce6 | 247 | .platform_data = &em_x270_dm9000_platdata, |
3d50527b MR |
248 | } |
249 | }; | |
250 | ||
3c85bce6 MR |
251 | static void __init em_x270_init_dm9000(void) |
252 | { | |
4a697e83 | 253 | em_x270_dm9000_platdata.flags |= dm9000_flags; |
3c85bce6 MR |
254 | platform_device_register(&em_x270_dm9000); |
255 | } | |
256 | #else | |
257 | static inline void em_x270_init_dm9000(void) {} | |
258 | #endif | |
3d50527b | 259 | |
3c85bce6 MR |
260 | /* V3020 RTC */ |
261 | #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) | |
3d50527b MR |
262 | static struct resource em_x270_v3020_resource[] = { |
263 | [0] = { | |
264 | .start = PXA_CS4_PHYS, | |
265 | .end = PXA_CS4_PHYS + 3, | |
266 | .flags = IORESOURCE_MEM, | |
267 | }, | |
268 | }; | |
269 | ||
270 | static struct v3020_platform_data em_x270_v3020_platdata = { | |
271 | .leftshift = 0, | |
272 | }; | |
273 | ||
274 | static struct platform_device em_x270_rtc = { | |
275 | .name = "v3020", | |
276 | .num_resources = ARRAY_SIZE(em_x270_v3020_resource), | |
277 | .resource = em_x270_v3020_resource, | |
278 | .id = -1, | |
279 | .dev = { | |
280 | .platform_data = &em_x270_v3020_platdata, | |
281 | } | |
282 | }; | |
283 | ||
3c85bce6 MR |
284 | static void __init em_x270_init_rtc(void) |
285 | { | |
286 | platform_device_register(&em_x270_rtc); | |
287 | } | |
288 | #else | |
289 | static inline void em_x270_init_rtc(void) {} | |
290 | #endif | |
3d50527b | 291 | |
3c85bce6 MR |
292 | /* NAND flash */ |
293 | #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE) | |
3d50527b MR |
294 | static inline void nand_cs_on(void) |
295 | { | |
3c85bce6 | 296 | gpio_set_value(GPIO11_NAND_CS, 0); |
3d50527b MR |
297 | } |
298 | ||
299 | static void nand_cs_off(void) | |
300 | { | |
301 | dsb(); | |
302 | ||
3c85bce6 | 303 | gpio_set_value(GPIO11_NAND_CS, 1); |
3d50527b MR |
304 | } |
305 | ||
306 | /* hardware specific access to control-lines */ | |
307 | static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat, | |
308 | unsigned int ctrl) | |
309 | { | |
310 | struct nand_chip *this = mtd->priv; | |
311 | unsigned long nandaddr = (unsigned long)this->IO_ADDR_W; | |
312 | ||
313 | dsb(); | |
314 | ||
315 | if (ctrl & NAND_CTRL_CHANGE) { | |
316 | if (ctrl & NAND_ALE) | |
317 | nandaddr |= (1 << 3); | |
318 | else | |
319 | nandaddr &= ~(1 << 3); | |
320 | if (ctrl & NAND_CLE) | |
321 | nandaddr |= (1 << 2); | |
322 | else | |
323 | nandaddr &= ~(1 << 2); | |
324 | if (ctrl & NAND_NCE) | |
325 | nand_cs_on(); | |
326 | else | |
327 | nand_cs_off(); | |
328 | } | |
329 | ||
330 | dsb(); | |
331 | this->IO_ADDR_W = (void __iomem *)nandaddr; | |
332 | if (dat != NAND_CMD_NONE) | |
333 | writel(dat, this->IO_ADDR_W); | |
334 | ||
335 | dsb(); | |
336 | } | |
337 | ||
338 | /* read device ready pin */ | |
339 | static int em_x270_nand_device_ready(struct mtd_info *mtd) | |
340 | { | |
341 | dsb(); | |
342 | ||
4a697e83 | 343 | return gpio_get_value(nand_rb); |
3d50527b MR |
344 | } |
345 | ||
346 | static struct mtd_partition em_x270_partition_info[] = { | |
347 | [0] = { | |
348 | .name = "em_x270-0", | |
349 | .offset = 0, | |
350 | .size = SZ_4M, | |
351 | }, | |
352 | [1] = { | |
353 | .name = "em_x270-1", | |
354 | .offset = MTDPART_OFS_APPEND, | |
355 | .size = MTDPART_SIZ_FULL | |
356 | }, | |
357 | }; | |
358 | ||
359 | static const char *em_x270_part_probes[] = { "cmdlinepart", NULL }; | |
360 | ||
361 | struct platform_nand_data em_x270_nand_platdata = { | |
362 | .chip = { | |
363 | .nr_chips = 1, | |
364 | .chip_offset = 0, | |
365 | .nr_partitions = ARRAY_SIZE(em_x270_partition_info), | |
366 | .partitions = em_x270_partition_info, | |
367 | .chip_delay = 20, | |
368 | .part_probe_types = em_x270_part_probes, | |
369 | }, | |
370 | .ctrl = { | |
371 | .hwcontrol = 0, | |
372 | .dev_ready = em_x270_nand_device_ready, | |
373 | .select_chip = 0, | |
374 | .cmd_ctrl = em_x270_nand_cmd_ctl, | |
375 | }, | |
376 | }; | |
377 | ||
378 | static struct resource em_x270_nand_resource[] = { | |
379 | [0] = { | |
380 | .start = PXA_CS1_PHYS, | |
381 | .end = PXA_CS1_PHYS + 12, | |
382 | .flags = IORESOURCE_MEM, | |
383 | }, | |
384 | }; | |
385 | ||
386 | static struct platform_device em_x270_nand = { | |
387 | .name = "gen_nand", | |
388 | .num_resources = ARRAY_SIZE(em_x270_nand_resource), | |
389 | .resource = em_x270_nand_resource, | |
390 | .id = -1, | |
391 | .dev = { | |
392 | .platform_data = &em_x270_nand_platdata, | |
393 | } | |
394 | }; | |
395 | ||
3c85bce6 MR |
396 | static void __init em_x270_init_nand(void) |
397 | { | |
398 | int err; | |
3d50527b | 399 | |
3c85bce6 MR |
400 | err = gpio_request(GPIO11_NAND_CS, "NAND CS"); |
401 | if (err) { | |
402 | pr_warning("EM-X270: failed to request NAND CS gpio\n"); | |
403 | return; | |
404 | } | |
405 | ||
406 | gpio_direction_output(GPIO11_NAND_CS, 1); | |
407 | ||
4a697e83 | 408 | err = gpio_request(nand_rb, "NAND R/B"); |
3c85bce6 MR |
409 | if (err) { |
410 | pr_warning("EM-X270: failed to request NAND R/B gpio\n"); | |
411 | gpio_free(GPIO11_NAND_CS); | |
412 | return; | |
413 | } | |
414 | ||
4a697e83 | 415 | gpio_direction_input(nand_rb); |
3c85bce6 MR |
416 | |
417 | platform_device_register(&em_x270_nand); | |
418 | } | |
419 | #else | |
420 | static inline void em_x270_init_nand(void) {} | |
421 | #endif | |
3d50527b | 422 | |
28c88046 MR |
423 | #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) |
424 | static struct mtd_partition em_x270_nor_parts[] = { | |
425 | { | |
426 | .name = "Bootloader", | |
427 | .offset = 0x00000000, | |
428 | .size = 0x00050000, | |
429 | .mask_flags = MTD_WRITEABLE /* force read-only */ | |
430 | }, { | |
431 | .name = "Environment", | |
432 | .offset = 0x00050000, | |
433 | .size = 0x00010000, | |
434 | }, { | |
435 | .name = "Reserved", | |
436 | .offset = 0x00060000, | |
437 | .size = 0x00050000, | |
438 | .mask_flags = MTD_WRITEABLE /* force read-only */ | |
439 | }, { | |
440 | .name = "Splashscreen", | |
441 | .offset = 0x000b0000, | |
442 | .size = 0x00050000, | |
443 | } | |
444 | }; | |
445 | ||
446 | static struct physmap_flash_data em_x270_nor_data[] = { | |
447 | [0] = { | |
448 | .width = 2, | |
449 | .parts = em_x270_nor_parts, | |
450 | .nr_parts = ARRAY_SIZE(em_x270_nor_parts), | |
451 | }, | |
452 | }; | |
453 | ||
454 | static struct resource em_x270_nor_flash_resource = { | |
455 | .start = PXA_CS0_PHYS, | |
456 | .end = PXA_CS0_PHYS + SZ_1M - 1, | |
457 | .flags = IORESOURCE_MEM, | |
458 | }; | |
459 | ||
460 | static struct platform_device em_x270_physmap_flash = { | |
461 | .name = "physmap-flash", | |
462 | .id = 0, | |
463 | .num_resources = 1, | |
464 | .resource = &em_x270_nor_flash_resource, | |
465 | .dev = { | |
466 | .platform_data = &em_x270_nor_data, | |
467 | }, | |
468 | }; | |
469 | ||
470 | static void __init em_x270_init_nor(void) | |
471 | { | |
472 | platform_device_register(&em_x270_physmap_flash); | |
473 | } | |
474 | #else | |
475 | static inline void em_x270_init_nor(void) {} | |
476 | #endif | |
477 | ||
3d50527b | 478 | /* PXA27x OHCI controller setup */ |
3c85bce6 | 479 | #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
128d88b8 MR |
480 | static struct regulator *em_x270_usb_ldo; |
481 | ||
482 | static int em_x270_usb_hub_init(void) | |
483 | { | |
484 | int err; | |
485 | ||
486 | em_x270_usb_ldo = regulator_get(NULL, "vcc usb"); | |
487 | if (IS_ERR(em_x270_usb_ldo)) | |
488 | return PTR_ERR(em_x270_usb_ldo); | |
489 | ||
490 | err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en"); | |
491 | if (err) | |
492 | goto err_free_usb_ldo; | |
493 | ||
494 | err = gpio_request(usb_hub_reset, "hub rst"); | |
495 | if (err) | |
496 | goto err_free_vbus_gpio; | |
497 | ||
498 | /* USB Hub power-on and reset */ | |
499 | gpio_direction_output(usb_hub_reset, 0); | |
500 | regulator_enable(em_x270_usb_ldo); | |
501 | gpio_set_value(usb_hub_reset, 1); | |
502 | gpio_set_value(usb_hub_reset, 0); | |
503 | regulator_disable(em_x270_usb_ldo); | |
504 | regulator_enable(em_x270_usb_ldo); | |
505 | gpio_set_value(usb_hub_reset, 1); | |
506 | ||
507 | /* enable VBUS */ | |
508 | gpio_direction_output(GPIO9_USB_VBUS_EN, 1); | |
509 | ||
510 | return 0; | |
511 | ||
512 | err_free_vbus_gpio: | |
513 | gpio_free(GPIO9_USB_VBUS_EN); | |
514 | err_free_usb_ldo: | |
515 | regulator_put(em_x270_usb_ldo); | |
516 | ||
517 | return err; | |
518 | } | |
519 | ||
3d50527b MR |
520 | static int em_x270_ohci_init(struct device *dev) |
521 | { | |
128d88b8 MR |
522 | int err; |
523 | ||
524 | /* we don't want to entirely disable USB if the HUB init failed */ | |
525 | err = em_x270_usb_hub_init(); | |
526 | if (err) | |
527 | pr_err("USB Hub initialization failed: %d\n", err); | |
528 | ||
3d50527b MR |
529 | /* enable port 2 transiever */ |
530 | UP2OCR = UP2OCR_HXS | UP2OCR_HXOE; | |
531 | ||
532 | return 0; | |
533 | } | |
534 | ||
128d88b8 MR |
535 | static void em_x270_ohci_exit(struct device *dev) |
536 | { | |
537 | gpio_free(usb_hub_reset); | |
538 | gpio_free(GPIO9_USB_VBUS_EN); | |
539 | ||
540 | if (!IS_ERR(em_x270_usb_ldo)) { | |
541 | if (regulator_is_enabled(em_x270_usb_ldo)) | |
542 | regulator_disable(em_x270_usb_ldo); | |
543 | ||
544 | regulator_put(em_x270_usb_ldo); | |
545 | } | |
546 | } | |
547 | ||
3d50527b MR |
548 | static struct pxaohci_platform_data em_x270_ohci_platform_data = { |
549 | .port_mode = PMM_PERPORT_MODE, | |
097b5334 | 550 | .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, |
3d50527b | 551 | .init = em_x270_ohci_init, |
128d88b8 | 552 | .exit = em_x270_ohci_exit, |
3d50527b MR |
553 | }; |
554 | ||
3c85bce6 MR |
555 | static void __init em_x270_init_ohci(void) |
556 | { | |
557 | pxa_set_ohci_info(&em_x270_ohci_platform_data); | |
558 | } | |
559 | #else | |
560 | static inline void em_x270_init_ohci(void) {} | |
561 | #endif | |
3d50527b | 562 | |
3c85bce6 MR |
563 | /* MCI controller setup */ |
564 | #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) | |
6432f46c MR |
565 | static struct regulator *em_x270_sdio_ldo; |
566 | ||
3d50527b MR |
567 | static int em_x270_mci_init(struct device *dev, |
568 | irq_handler_t em_x270_detect_int, | |
569 | void *data) | |
570 | { | |
6432f46c MR |
571 | int err; |
572 | ||
573 | em_x270_sdio_ldo = regulator_get(dev, "vcc sdio"); | |
574 | if (IS_ERR(em_x270_sdio_ldo)) { | |
575 | dev_err(dev, "can't request SDIO power supply: %ld\n", | |
576 | PTR_ERR(em_x270_sdio_ldo)); | |
577 | return PTR_ERR(em_x270_sdio_ldo); | |
578 | } | |
579 | ||
4a697e83 | 580 | err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int, |
6432f46c MR |
581 | IRQF_DISABLED | IRQF_TRIGGER_RISING | |
582 | IRQF_TRIGGER_FALLING, | |
3c85bce6 | 583 | "MMC card detect", data); |
3d50527b | 584 | if (err) { |
6432f46c MR |
585 | dev_err(dev, "can't request MMC card detect IRQ: %d\n", err); |
586 | goto err_irq; | |
587 | } | |
588 | ||
7f14a787 MR |
589 | if (machine_is_em_x270()) { |
590 | err = gpio_request(GPIO95_MMC_WP, "MMC WP"); | |
591 | if (err) { | |
592 | dev_err(dev, "can't request MMC write protect: %d\n", | |
593 | err); | |
594 | goto err_gpio_wp; | |
595 | } | |
596 | gpio_direction_input(GPIO95_MMC_WP); | |
597 | } else { | |
598 | err = gpio_request(GPIO38_SD_PWEN, "sdio power"); | |
599 | if (err) { | |
600 | dev_err(dev, "can't request MMC power control : %d\n", | |
601 | err); | |
602 | goto err_gpio_wp; | |
603 | } | |
604 | gpio_direction_output(GPIO38_SD_PWEN, 1); | |
3d50527b MR |
605 | } |
606 | ||
607 | return 0; | |
6432f46c MR |
608 | |
609 | err_gpio_wp: | |
4a697e83 | 610 | free_irq(gpio_to_irq(mmc_cd), data); |
6432f46c MR |
611 | err_irq: |
612 | regulator_put(em_x270_sdio_ldo); | |
613 | ||
614 | return err; | |
3d50527b MR |
615 | } |
616 | ||
617 | static void em_x270_mci_setpower(struct device *dev, unsigned int vdd) | |
618 | { | |
6432f46c MR |
619 | struct pxamci_platform_data* p_d = dev->platform_data; |
620 | ||
621 | if ((1 << vdd) & p_d->ocr_mask) { | |
622 | int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000; | |
623 | ||
624 | regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV); | |
625 | regulator_enable(em_x270_sdio_ldo); | |
626 | } else { | |
627 | regulator_disable(em_x270_sdio_ldo); | |
628 | } | |
3d50527b MR |
629 | } |
630 | ||
631 | static void em_x270_mci_exit(struct device *dev, void *data) | |
632 | { | |
4a697e83 | 633 | free_irq(gpio_to_irq(mmc_cd), data); |
7f14a787 MR |
634 | regulator_put(em_x270_sdio_ldo); |
635 | ||
636 | if (machine_is_em_x270()) | |
637 | gpio_free(GPIO95_MMC_WP); | |
638 | else | |
639 | gpio_free(GPIO38_SD_PWEN); | |
6432f46c MR |
640 | } |
641 | ||
642 | static int em_x270_mci_get_ro(struct device *dev) | |
643 | { | |
644 | return gpio_get_value(GPIO95_MMC_WP); | |
3d50527b MR |
645 | } |
646 | ||
647 | static struct pxamci_platform_data em_x270_mci_platform_data = { | |
6432f46c MR |
648 | .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23| |
649 | MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27| | |
650 | MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30| | |
651 | MMC_VDD_30_31|MMC_VDD_31_32, | |
3d50527b MR |
652 | .init = em_x270_mci_init, |
653 | .setpower = em_x270_mci_setpower, | |
654 | .exit = em_x270_mci_exit, | |
655 | }; | |
656 | ||
3c85bce6 MR |
657 | static void __init em_x270_init_mmc(void) |
658 | { | |
7f14a787 MR |
659 | if (machine_is_em_x270()) |
660 | em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro; | |
661 | ||
6432f46c | 662 | em_x270_mci_platform_data.detect_delay = msecs_to_jiffies(250); |
3c85bce6 MR |
663 | pxa_set_mci_info(&em_x270_mci_platform_data); |
664 | } | |
665 | #else | |
666 | static inline void em_x270_init_mmc(void) {} | |
667 | #endif | |
668 | ||
28c88046 | 669 | /* LCD */ |
3c85bce6 | 670 | #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
28c88046 MR |
671 | static struct pxafb_mode_info em_x270_lcd_modes[] = { |
672 | [0] = { | |
673 | .pixclock = 38250, | |
674 | .bpp = 16, | |
675 | .xres = 480, | |
676 | .yres = 640, | |
677 | .hsync_len = 8, | |
678 | .vsync_len = 2, | |
679 | .left_margin = 8, | |
680 | .upper_margin = 2, | |
681 | .right_margin = 24, | |
682 | .lower_margin = 4, | |
683 | .sync = 0, | |
684 | }, | |
685 | [1] = { | |
686 | .pixclock = 153800, | |
687 | .bpp = 16, | |
688 | .xres = 240, | |
689 | .yres = 320, | |
690 | .hsync_len = 8, | |
691 | .vsync_len = 2, | |
692 | .left_margin = 8, | |
693 | .upper_margin = 2, | |
694 | .right_margin = 88, | |
695 | .lower_margin = 2, | |
696 | .sync = 0, | |
697 | }, | |
3d50527b MR |
698 | }; |
699 | ||
700 | static struct pxafb_mach_info em_x270_lcd = { | |
28c88046 MR |
701 | .modes = em_x270_lcd_modes, |
702 | .num_modes = 2, | |
3c85bce6 | 703 | .lcd_conn = LCD_COLOR_TFT_16BPP, |
3d50527b | 704 | }; |
28c88046 | 705 | |
3c85bce6 | 706 | static void __init em_x270_init_lcd(void) |
3d50527b | 707 | { |
3d50527b | 708 | set_pxa_fb_info(&em_x270_lcd); |
3c85bce6 MR |
709 | } |
710 | #else | |
711 | static inline void em_x270_init_lcd(void) {} | |
712 | #endif | |
3d50527b | 713 | |
28c88046 MR |
714 | #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
715 | static struct pxa2xx_spi_master em_x270_spi_info = { | |
716 | .num_chipselect = 1, | |
717 | }; | |
718 | ||
719 | static struct pxa2xx_spi_chip em_x270_tdo24m_chip = { | |
bd9d0740 MR |
720 | .rx_threshold = 1, |
721 | .tx_threshold = 1, | |
722 | .gpio_cs = -1, | |
28c88046 MR |
723 | }; |
724 | ||
725 | static struct tdo24m_platform_data em_x270_tdo24m_pdata = { | |
726 | .model = TDO35S, | |
727 | }; | |
728 | ||
c9be0e39 MR |
729 | static struct pxa2xx_spi_master em_x270_spi_2_info = { |
730 | .num_chipselect = 1, | |
731 | .enable_dma = 1, | |
732 | }; | |
733 | ||
734 | static struct pxa2xx_spi_chip em_x270_libertas_chip = { | |
735 | .rx_threshold = 1, | |
736 | .tx_threshold = 1, | |
737 | .timeout = 1000, | |
3cb05c97 | 738 | .gpio_cs = 14, |
c9be0e39 MR |
739 | }; |
740 | ||
741 | static unsigned long em_x270_libertas_pin_config[] = { | |
742 | /* SSP2 */ | |
743 | GPIO19_SSP2_SCLK, | |
744 | GPIO14_GPIO, | |
745 | GPIO89_SSP2_TXD, | |
746 | GPIO88_SSP2_RXD, | |
747 | }; | |
748 | ||
749 | static int em_x270_libertas_setup(struct spi_device *spi) | |
750 | { | |
751 | int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN"); | |
752 | if (err) | |
753 | return err; | |
754 | ||
2f15cb59 MR |
755 | err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP"); |
756 | if (err) | |
757 | goto err_free_pwen; | |
758 | ||
759 | if (machine_is_exeda()) { | |
760 | err = gpio_request(GPIO37_WLAN_RST, "WLAN RST"); | |
761 | if (err) | |
762 | goto err_free_strap; | |
763 | ||
764 | gpio_direction_output(GPIO37_WLAN_RST, 1); | |
765 | msleep(100); | |
766 | } | |
767 | ||
c9be0e39 | 768 | gpio_direction_output(GPIO19_WLAN_STRAP, 1); |
2f15cb59 | 769 | msleep(100); |
c9be0e39 MR |
770 | |
771 | pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config)); | |
772 | ||
773 | gpio_direction_output(GPIO115_WLAN_PWEN, 0); | |
2f15cb59 | 774 | msleep(100); |
c9be0e39 | 775 | gpio_set_value(GPIO115_WLAN_PWEN, 1); |
2f15cb59 | 776 | msleep(100); |
c9be0e39 MR |
777 | |
778 | spi->bits_per_word = 16; | |
779 | spi_setup(spi); | |
780 | ||
781 | return 0; | |
2f15cb59 MR |
782 | |
783 | err_free_strap: | |
784 | gpio_free(GPIO19_WLAN_STRAP); | |
785 | err_free_pwen: | |
786 | gpio_free(GPIO115_WLAN_PWEN); | |
787 | ||
788 | return err; | |
c9be0e39 MR |
789 | } |
790 | ||
791 | static int em_x270_libertas_teardown(struct spi_device *spi) | |
792 | { | |
793 | gpio_set_value(GPIO115_WLAN_PWEN, 0); | |
794 | gpio_free(GPIO115_WLAN_PWEN); | |
2f15cb59 MR |
795 | gpio_free(GPIO19_WLAN_STRAP); |
796 | ||
797 | if (machine_is_exeda()) { | |
798 | gpio_set_value(GPIO37_WLAN_RST, 0); | |
799 | gpio_free(GPIO37_WLAN_RST); | |
800 | } | |
c9be0e39 MR |
801 | |
802 | return 0; | |
803 | } | |
804 | ||
805 | struct libertas_spi_platform_data em_x270_libertas_pdata = { | |
806 | .use_dummy_writes = 1, | |
c9be0e39 MR |
807 | .setup = em_x270_libertas_setup, |
808 | .teardown = em_x270_libertas_teardown, | |
809 | }; | |
810 | ||
28c88046 MR |
811 | static struct spi_board_info em_x270_spi_devices[] __initdata = { |
812 | { | |
c9be0e39 MR |
813 | .modalias = "tdo24m", |
814 | .max_speed_hz = 1000000, | |
815 | .bus_num = 1, | |
816 | .chip_select = 0, | |
817 | .controller_data = &em_x270_tdo24m_chip, | |
818 | .platform_data = &em_x270_tdo24m_pdata, | |
819 | }, | |
820 | { | |
821 | .modalias = "libertas_spi", | |
822 | .max_speed_hz = 13000000, | |
823 | .bus_num = 2, | |
824 | .irq = IRQ_GPIO(116), | |
825 | .chip_select = 0, | |
826 | .controller_data = &em_x270_libertas_chip, | |
827 | .platform_data = &em_x270_libertas_pdata, | |
28c88046 MR |
828 | }, |
829 | }; | |
830 | ||
831 | static void __init em_x270_init_spi(void) | |
832 | { | |
833 | pxa2xx_set_spi_info(1, &em_x270_spi_info); | |
c9be0e39 | 834 | pxa2xx_set_spi_info(2, &em_x270_spi_2_info); |
28c88046 MR |
835 | spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices)); |
836 | } | |
837 | #else | |
838 | static inline void em_x270_init_spi(void) {} | |
839 | #endif | |
840 | ||
3c85bce6 MR |
841 | #if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE) |
842 | static void __init em_x270_init_ac97(void) | |
843 | { | |
9f19d638 | 844 | pxa_set_ac97_info(NULL); |
3c85bce6 MR |
845 | } |
846 | #else | |
847 | static inline void em_x270_init_ac97(void) {} | |
848 | #endif | |
849 | ||
850 | #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) | |
7f14a787 | 851 | static unsigned int em_x270_module_matrix_keys[] = { |
3c85bce6 MR |
852 | KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B), |
853 | KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT), | |
854 | KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D), | |
855 | }; | |
3d50527b | 856 | |
7f14a787 | 857 | struct pxa27x_keypad_platform_data em_x270_module_keypad_info = { |
3c85bce6 MR |
858 | /* code map for the matrix keys */ |
859 | .matrix_key_rows = 3, | |
860 | .matrix_key_cols = 3, | |
7f14a787 MR |
861 | .matrix_key_map = em_x270_module_matrix_keys, |
862 | .matrix_key_map_size = ARRAY_SIZE(em_x270_module_matrix_keys), | |
863 | }; | |
864 | ||
865 | static unsigned int em_x270_exeda_matrix_keys[] = { | |
866 | KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL), | |
867 | KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE), | |
868 | KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL), | |
869 | KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH), | |
870 | ||
871 | KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M), | |
872 | KEY(1, 2, KEY_N), KEY(1, 3, KEY_B), | |
873 | KEY(1, 4, KEY_V), KEY(1, 5, KEY_C), | |
874 | KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z), | |
875 | ||
876 | KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON), | |
877 | KEY(2, 2, KEY_L), KEY(2, 3, KEY_K), | |
878 | KEY(2, 4, KEY_J), KEY(2, 5, KEY_H), | |
879 | KEY(2, 6, KEY_G), KEY(2, 7, KEY_F), | |
880 | ||
881 | KEY(3, 0, KEY_D), KEY(3, 1, KEY_S), | |
882 | KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB), | |
883 | KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P), | |
884 | KEY(3, 6, KEY_O), KEY(3, 7, KEY_I), | |
885 | ||
886 | KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y), | |
887 | KEY(4, 2, KEY_T), KEY(4, 3, KEY_R), | |
888 | KEY(4, 4, KEY_E), KEY(4, 5, KEY_W), | |
889 | KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS), | |
890 | ||
891 | KEY(5, 0, KEY_0), KEY(5, 1, KEY_9), | |
892 | KEY(5, 2, KEY_8), KEY(5, 3, KEY_7), | |
893 | KEY(5, 4, KEY_6), KEY(5, 5, KEY_5), | |
894 | KEY(5, 6, KEY_4), KEY(5, 7, KEY_3), | |
895 | ||
896 | KEY(6, 0, KEY_2), KEY(6, 1, KEY_1), | |
897 | KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END), | |
898 | KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP), | |
899 | KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1), | |
900 | ||
901 | KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT), | |
902 | KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME), | |
903 | KEY(7, 4, 0), KEY(7, 5, 0), | |
904 | KEY(7, 6, 0), KEY(7, 7, 0), | |
905 | }; | |
906 | ||
907 | struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = { | |
908 | /* code map for the matrix keys */ | |
909 | .matrix_key_rows = 8, | |
910 | .matrix_key_cols = 8, | |
911 | .matrix_key_map = em_x270_exeda_matrix_keys, | |
912 | .matrix_key_map_size = ARRAY_SIZE(em_x270_exeda_matrix_keys), | |
3c85bce6 MR |
913 | }; |
914 | ||
915 | static void __init em_x270_init_keypad(void) | |
916 | { | |
7f14a787 MR |
917 | if (machine_is_em_x270()) |
918 | pxa_set_keypad_info(&em_x270_module_keypad_info); | |
919 | else | |
920 | pxa_set_keypad_info(&em_x270_exeda_keypad_info); | |
3c85bce6 MR |
921 | } |
922 | #else | |
923 | static inline void em_x270_init_keypad(void) {} | |
924 | #endif | |
3d50527b | 925 | |
3c85bce6 MR |
926 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
927 | static struct gpio_keys_button gpio_keys_button[] = { | |
928 | [0] = { | |
929 | .desc = "sleep/wakeup", | |
930 | .code = KEY_SUSPEND, | |
931 | .type = EV_PWR, | |
932 | .gpio = 1, | |
933 | .wakeup = 1, | |
934 | }, | |
935 | }; | |
3d50527b | 936 | |
3c85bce6 MR |
937 | static struct gpio_keys_platform_data em_x270_gpio_keys_data = { |
938 | .buttons = gpio_keys_button, | |
939 | .nbuttons = 1, | |
940 | }; | |
3d50527b | 941 | |
3c85bce6 MR |
942 | static struct platform_device em_x270_gpio_keys = { |
943 | .name = "gpio-keys", | |
944 | .id = -1, | |
945 | .dev = { | |
946 | .platform_data = &em_x270_gpio_keys_data, | |
947 | }, | |
948 | }; | |
949 | ||
950 | static void __init em_x270_init_gpio_keys(void) | |
951 | { | |
952 | platform_device_register(&em_x270_gpio_keys); | |
953 | } | |
954 | #else | |
955 | static inline void em_x270_init_gpio_keys(void) {} | |
956 | #endif | |
957 | ||
28c88046 MR |
958 | /* Quick Capture Interface and sensor setup */ |
959 | #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) | |
960 | static struct regulator *em_x270_camera_ldo; | |
961 | ||
962 | static int em_x270_sensor_init(struct device *dev) | |
963 | { | |
964 | int ret; | |
965 | ||
76e3fc36 | 966 | ret = gpio_request(cam_reset, "camera reset"); |
28c88046 MR |
967 | if (ret) |
968 | return ret; | |
969 | ||
76e3fc36 | 970 | gpio_direction_output(cam_reset, 0); |
28c88046 MR |
971 | |
972 | em_x270_camera_ldo = regulator_get(NULL, "vcc cam"); | |
973 | if (em_x270_camera_ldo == NULL) { | |
76e3fc36 | 974 | gpio_free(cam_reset); |
28c88046 MR |
975 | return -ENODEV; |
976 | } | |
977 | ||
978 | ret = regulator_enable(em_x270_camera_ldo); | |
979 | if (ret) { | |
980 | regulator_put(em_x270_camera_ldo); | |
76e3fc36 | 981 | gpio_free(cam_reset); |
28c88046 MR |
982 | return ret; |
983 | } | |
984 | ||
76e3fc36 | 985 | gpio_set_value(cam_reset, 1); |
28c88046 MR |
986 | |
987 | return 0; | |
988 | } | |
989 | ||
990 | struct pxacamera_platform_data em_x270_camera_platform_data = { | |
991 | .init = em_x270_sensor_init, | |
992 | .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | | |
993 | PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, | |
994 | .mclk_10khz = 2600, | |
995 | }; | |
996 | ||
997 | static int em_x270_sensor_power(struct device *dev, int on) | |
998 | { | |
999 | int ret; | |
1000 | int is_on = regulator_is_enabled(em_x270_camera_ldo); | |
1001 | ||
1002 | if (on == is_on) | |
1003 | return 0; | |
1004 | ||
76e3fc36 | 1005 | gpio_set_value(cam_reset, !on); |
28c88046 MR |
1006 | |
1007 | if (on) | |
1008 | ret = regulator_enable(em_x270_camera_ldo); | |
1009 | else | |
1010 | ret = regulator_disable(em_x270_camera_ldo); | |
1011 | ||
1012 | if (ret) | |
1013 | return ret; | |
1014 | ||
76e3fc36 | 1015 | gpio_set_value(cam_reset, on); |
28c88046 MR |
1016 | |
1017 | return 0; | |
1018 | } | |
1019 | ||
1020 | static struct soc_camera_link iclink = { | |
1021 | .bus_id = 0, | |
1022 | .power = em_x270_sensor_power, | |
1023 | }; | |
1024 | ||
1025 | static struct i2c_board_info em_x270_i2c_cam_info[] = { | |
1026 | { | |
1027 | I2C_BOARD_INFO("mt9m111", 0x48), | |
1028 | .platform_data = &iclink, | |
1029 | }, | |
1030 | }; | |
1031 | ||
28c88046 MR |
1032 | static void __init em_x270_init_camera(void) |
1033 | { | |
28c88046 MR |
1034 | i2c_register_board_info(0, ARRAY_AND_SIZE(em_x270_i2c_cam_info)); |
1035 | pxa_set_camera_info(&em_x270_camera_platform_data); | |
1036 | } | |
1037 | #else | |
1038 | static inline void em_x270_init_camera(void) {} | |
1039 | #endif | |
1040 | ||
1041 | /* DA9030 related initializations */ | |
432adf18 MR |
1042 | #define REGULATOR_CONSUMER(_name, _dev, _supply) \ |
1043 | static struct regulator_consumer_supply _name##_consumers[] = { \ | |
1044 | { \ | |
1045 | .dev = _dev, \ | |
1046 | .supply = _supply, \ | |
1047 | }, \ | |
1048 | } | |
28c88046 | 1049 | |
432adf18 MR |
1050 | REGULATOR_CONSUMER(ldo3, NULL, "vcc gps"); |
1051 | REGULATOR_CONSUMER(ldo5, NULL, "vcc cam"); | |
1052 | REGULATOR_CONSUMER(ldo10, &pxa_device_mci.dev, "vcc sdio"); | |
1053 | REGULATOR_CONSUMER(ldo12, NULL, "vcc usb"); | |
1054 | REGULATOR_CONSUMER(ldo19, NULL, "vcc gprs"); | |
1055 | ||
1056 | #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \ | |
1057 | static struct regulator_init_data _ldo##_data = { \ | |
1058 | .constraints = { \ | |
1059 | .min_uV = _min_uV, \ | |
1060 | .max_uV = _max_uV, \ | |
1061 | .state_mem = { \ | |
1062 | .enabled = 0, \ | |
1063 | }, \ | |
1064 | .valid_ops_mask = _ops_mask, \ | |
1065 | }, \ | |
1066 | .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \ | |
1067 | .consumer_supplies = _ldo##_consumers, \ | |
1068 | }; | |
1069 | ||
1070 | REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS); | |
1071 | REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS); | |
1072 | REGULATOR_INIT(ldo10, 2000000, 3200000, | |
1073 | REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE); | |
1074 | REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS); | |
1075 | REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS); | |
28c88046 MR |
1076 | |
1077 | struct led_info em_x270_led_info = { | |
1078 | .name = "em-x270:orange", | |
1079 | .default_trigger = "battery-charging-or-full", | |
1080 | }; | |
1081 | ||
9f055c49 | 1082 | struct power_supply_info em_x270_psy_info = { |
3690a0f4 | 1083 | .name = "battery", |
9f055c49 MR |
1084 | .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, |
1085 | .voltage_max_design = 4200000, | |
1086 | .voltage_min_design = 3000000, | |
1087 | .use_for_apm = 1, | |
1088 | }; | |
1089 | ||
1090 | static void em_x270_battery_low(void) | |
1091 | { | |
1092 | apm_queue_event(APM_LOW_BATTERY); | |
1093 | } | |
1094 | ||
1095 | static void em_x270_battery_critical(void) | |
1096 | { | |
1097 | apm_queue_event(APM_CRITICAL_SUSPEND); | |
1098 | } | |
1099 | ||
1100 | struct da9030_battery_info em_x270_batterty_info = { | |
1101 | .battery_info = &em_x270_psy_info, | |
1102 | ||
1103 | .charge_milliamp = 1000, | |
1104 | .charge_millivolt = 4200, | |
1105 | ||
1106 | .vbat_low = 3600, | |
1107 | .vbat_crit = 3400, | |
1108 | .vbat_charge_start = 4100, | |
1109 | .vbat_charge_stop = 4200, | |
1110 | .vbat_charge_restart = 4000, | |
1111 | ||
1112 | .vcharge_min = 3200, | |
1113 | .vcharge_max = 5500, | |
1114 | ||
1115 | .tbat_low = 197, | |
1116 | .tbat_high = 78, | |
1117 | .tbat_restart = 100, | |
1118 | ||
1119 | .batmon_interval = 0, | |
1120 | ||
1121 | .battery_low = em_x270_battery_low, | |
1122 | .battery_critical = em_x270_battery_critical, | |
1123 | }; | |
1124 | ||
432adf18 MR |
1125 | #define DA9030_SUBDEV(_name, _id, _pdata) \ |
1126 | { \ | |
1127 | .name = "da903x-" #_name, \ | |
1128 | .id = DA9030_ID_##_id, \ | |
1129 | .platform_data = _pdata, \ | |
28c88046 | 1130 | } |
432adf18 MR |
1131 | |
1132 | #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data) | |
1133 | ||
1134 | struct da903x_subdev_info em_x270_da9030_subdevs[] = { | |
1135 | DA9030_LDO(3), | |
1136 | DA9030_LDO(5), | |
1137 | DA9030_LDO(10), | |
1138 | DA9030_LDO(12), | |
1139 | DA9030_LDO(19), | |
1140 | ||
1141 | DA9030_SUBDEV(led, LED_PC, &em_x270_led_info), | |
1142 | DA9030_SUBDEV(backlight, WLED, &em_x270_led_info), | |
9f055c49 | 1143 | DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info), |
28c88046 MR |
1144 | }; |
1145 | ||
1146 | static struct da903x_platform_data em_x270_da9030_info = { | |
1147 | .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs), | |
1148 | .subdevs = em_x270_da9030_subdevs, | |
1149 | }; | |
1150 | ||
1151 | static struct i2c_board_info em_x270_i2c_pmic_info = { | |
1152 | I2C_BOARD_INFO("da9030", 0x49), | |
1153 | .irq = IRQ_GPIO(0), | |
1154 | .platform_data = &em_x270_da9030_info, | |
1155 | }; | |
1156 | ||
1157 | static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = { | |
1158 | .use_pio = 1, | |
1159 | }; | |
1160 | ||
1161 | static void __init em_x270_init_da9030(void) | |
1162 | { | |
1163 | pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info); | |
1164 | i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1); | |
1165 | } | |
1166 | ||
76e3fc36 MR |
1167 | static struct pca953x_platform_data exeda_gpio_ext_pdata = { |
1168 | .gpio_base = 128, | |
1169 | }; | |
1170 | ||
1171 | static struct i2c_board_info exeda_i2c_info[] = { | |
1172 | { | |
1173 | I2C_BOARD_INFO("pca9555", 0x21), | |
1174 | .platform_data = &exeda_gpio_ext_pdata, | |
1175 | }, | |
1176 | }; | |
1177 | ||
1178 | static struct i2c_pxa_platform_data em_x270_i2c_info = { | |
1179 | .fast_mode = 1, | |
1180 | }; | |
1181 | ||
1182 | static void __init em_x270_init_i2c(void) | |
1183 | { | |
1184 | pxa_set_i2c_info(&em_x270_i2c_info); | |
1185 | ||
1186 | if (machine_is_exeda()) | |
1187 | i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info)); | |
1188 | } | |
1189 | ||
4a697e83 | 1190 | static void __init em_x270_module_init(void) |
3c85bce6 | 1191 | { |
7f14a787 | 1192 | pr_info("%s\n", __func__); |
3c85bce6 MR |
1193 | pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config)); |
1194 | ||
4a697e83 MR |
1195 | mmc_cd = GPIO13_MMC_CD; |
1196 | nand_rb = GPIO56_NAND_RB; | |
1197 | dm9000_flags = DM9000_PLATF_32BITONLY; | |
76e3fc36 | 1198 | cam_reset = GPIO93_CAM_RESET; |
128d88b8 | 1199 | usb_hub_reset = GPIO16_USB_HUB_RESET; |
4a697e83 MR |
1200 | } |
1201 | ||
7f14a787 MR |
1202 | static void __init em_x270_exeda_init(void) |
1203 | { | |
1204 | pr_info("%s\n", __func__); | |
1205 | pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config)); | |
1206 | ||
1207 | mmc_cd = GPIO114_MMC_CD; | |
1208 | nand_rb = GPIO20_NAND_RB; | |
1209 | dm9000_flags = DM9000_PLATF_16BITONLY; | |
76e3fc36 | 1210 | cam_reset = GPIO130_CAM_RESET; |
128d88b8 | 1211 | usb_hub_reset = GPIO10_USB_HUB_RESET; |
7f14a787 MR |
1212 | } |
1213 | ||
4a697e83 MR |
1214 | static void __init em_x270_init(void) |
1215 | { | |
1216 | pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config)); | |
1217 | ||
9599d1db MR |
1218 | #ifdef CONFIG_PM |
1219 | pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP); | |
1220 | #endif | |
1221 | ||
7f14a787 MR |
1222 | if (machine_is_em_x270()) |
1223 | em_x270_module_init(); | |
1224 | else if (machine_is_exeda()) | |
1225 | em_x270_exeda_init(); | |
1226 | else | |
1227 | panic("Unsupported machine: %d\n", machine_arch_type); | |
4a697e83 | 1228 | |
28c88046 | 1229 | em_x270_init_da9030(); |
3c85bce6 MR |
1230 | em_x270_init_dm9000(); |
1231 | em_x270_init_rtc(); | |
1232 | em_x270_init_nand(); | |
28c88046 | 1233 | em_x270_init_nor(); |
3c85bce6 MR |
1234 | em_x270_init_lcd(); |
1235 | em_x270_init_mmc(); | |
1236 | em_x270_init_ohci(); | |
1237 | em_x270_init_keypad(); | |
1238 | em_x270_init_gpio_keys(); | |
1239 | em_x270_init_ac97(); | |
28c88046 | 1240 | em_x270_init_spi(); |
76e3fc36 MR |
1241 | em_x270_init_i2c(); |
1242 | em_x270_init_camera(); | |
3d50527b MR |
1243 | } |
1244 | ||
3c85bce6 | 1245 | MACHINE_START(EM_X270, "Compulab EM-X270") |
3d50527b MR |
1246 | .boot_params = 0xa0000100, |
1247 | .phys_io = 0x40000000, | |
1248 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | |
1249 | .map_io = pxa_map_io, | |
1250 | .init_irq = pxa27x_init_irq, | |
1251 | .timer = &pxa_timer, | |
1252 | .init_machine = em_x270_init, | |
1253 | MACHINE_END | |
7f14a787 MR |
1254 | |
1255 | MACHINE_START(EXEDA, "Compulab eXeda") | |
1256 | .boot_params = 0xa0000100, | |
1257 | .phys_io = 0x40000000, | |
1258 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | |
1259 | .map_io = pxa_map_io, | |
1260 | .init_irq = pxa27x_init_irq, | |
1261 | .timer = &pxa_timer, | |
1262 | .init_machine = em_x270_init, | |
1263 | MACHINE_END |