pandora: reserve CMA area for c64_tools
[pandora-kernel.git] / arch / arm / mach-omap2 / board-omap3pandora.c
1 /*
2  * board-omap3pandora.c (Pandora Handheld Console)
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * version 2 as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful, but
9  * WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11  * General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
16  * 02110-1301 USA
17  *
18  */
19
20 #include <linux/init.h>
21 #include <linux/kernel.h>
22 #include <linux/platform_device.h>
23
24 #include <linux/spi/spi.h>
25 #include <linux/regulator/machine.h>
26 #include <linux/i2c/twl.h>
27 #include <linux/wl12xx.h>
28 #include <linux/mtd/partitions.h>
29 #include <linux/mtd/nand.h>
30 #include <linux/leds.h>
31 #include <linux/leds_pwm.h>
32 #include <linux/input.h>
33 #include <linux/input/matrix_keypad.h>
34 #include <linux/gpio.h>
35 #include <linux/gpio_keys.h>
36 #include <linux/mmc/host.h>
37 #include <linux/mmc/card.h>
38 #include <linux/regulator/fixed.h>
39 #include <linux/i2c/vsense.h>
40 #include <linux/dma-mapping.h>
41 #include <linux/dma-contiguous.h>
42
43 #include <asm/mach-types.h>
44 #include <asm/mach/arch.h>
45 #include <asm/mach/map.h>
46
47 #include <plat/board.h>
48 #include <plat/common.h>
49 #include <mach/hardware.h>
50 #include <plat/mcspi.h>
51 #include <plat/usb.h>
52 #include <video/omapdss.h>
53 #include <plat/nand.h>
54
55 #include "mux.h"
56 #include "sdram-micron-mt46h32m32lf-6.h"
57 #include "sdram-micron-mt29c4g96mazapcjg-5.h"
58 #include "hsmmc.h"
59 #include "common-board-devices.h"
60
61 #define PANDORA_WIFI_IRQ_GPIO           21
62 #define PANDORA_WIFI_NRESET_GPIO        23
63 #define OMAP3_PANDORA_TS_GPIO           94
64 #define PANDORA_EN_USB_5V_GPIO          164
65
66 static struct mtd_partition omap3pandora_nand_partitions[] = {
67         {
68                 .name           = "xloader",
69                 .offset         = 0,
70                 .size           = 4 * NAND_BLOCK_SIZE,
71                 .mask_flags     = MTD_WRITEABLE
72         }, {
73                 .name           = "uboot",
74                 .offset         = MTDPART_OFS_APPEND,
75                 .size           = 15 * NAND_BLOCK_SIZE,
76         }, {
77                 .name           = "uboot-env",
78                 .offset         = MTDPART_OFS_APPEND,
79                 .size           = 1 * NAND_BLOCK_SIZE,
80         }, {
81                 .name           = "boot",
82                 .offset         = MTDPART_OFS_APPEND,
83                 .size           = 80 * NAND_BLOCK_SIZE,
84         }, {
85                 .name           = "rootfs",
86                 .offset         = MTDPART_OFS_APPEND,
87                 .size           = MTDPART_SIZ_FULL,
88         },
89 };
90
91 static struct omap_nand_platform_data pandora_nand_data = {
92         .cs             = 0,
93         .devsize        = NAND_BUSWIDTH_16,
94         .xfer_type      = NAND_OMAP_PREFETCH_DMA,
95         .parts          = omap3pandora_nand_partitions,
96         .nr_parts       = ARRAY_SIZE(omap3pandora_nand_partitions),
97         .dev_ready      = true,
98 };
99
100 static struct gpio_led pandora_gpio_leds[] = {
101         {
102                 .name                   = "pandora::sd1",
103                 .default_trigger        = "mmc0",
104                 .gpio                   = 128,
105         }, {
106                 .name                   = "pandora::sd2",
107                 .default_trigger        = "mmc1",
108                 .gpio                   = 129,
109         }, {
110                 .name                   = "pandora::bluetooth",
111                 .gpio                   = 158,
112         }, {
113                 .name                   = "pandora::wifi",
114                 .gpio                   = 159,
115         },
116 };
117
118 static struct gpio_led_platform_data pandora_gpio_led_data = {
119         .leds           = pandora_gpio_leds,
120         .num_leds       = ARRAY_SIZE(pandora_gpio_leds),
121 };
122
123 static struct platform_device pandora_leds_gpio = {
124         .name   = "leds-gpio",
125         .id     = -1,
126         .dev    = {
127                 .platform_data  = &pandora_gpio_led_data,
128         },
129 };
130
131 static struct led_pwm pandora_pwm_leds[] = {
132         {
133                 .name                   = "pandora::keypad_bl",
134                 .pwm_id                 = 0, /* LEDA */
135         }, {
136                 .name                   = "pandora::power",
137                 .default_trigger        = "default-on",
138                 .pwm_id                 = 1, /* LEDB */
139         }, {
140                 .name                   = "pandora::charger",
141                 .default_trigger        = "twl4030_bci-charging",
142                 .pwm_id                 = 3, /* PWM1 */
143         }
144 };
145
146 static struct led_pwm_platform_data pandora_pwm_led_data = {
147         .leds           = pandora_pwm_leds,
148         .num_leds       = ARRAY_SIZE(pandora_pwm_leds),
149 };
150
151 static struct platform_device pandora_leds_pwm = {
152         .name   = "leds-twl4030-pwm",
153         .id     = -1,
154         .dev    = {
155                 .platform_data  = &pandora_pwm_led_data,
156         },
157 };
158
159 static struct platform_device pandora_bl = {
160         .name   = "pandora-backlight",
161         .id     = -1,
162 };
163
164 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
165 {                                                               \
166         .gpio           = gpio_num,                             \
167         .type           = ev_type,                              \
168         .code           = ev_code,                              \
169         .active_low     = act_low,                              \
170         .debounce_interval = 4,                                 \
171         .desc           = "btn " descr,                         \
172 }
173
174 #define GPIO_BUTTON_LOW(gpio_num, event_code, description)      \
175         GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
176
177 static struct gpio_keys_button pandora_gpio_keys[] = {
178         GPIO_BUTTON_LOW(110,    KEY_UP,         "up"),
179         GPIO_BUTTON_LOW(103,    KEY_DOWN,       "down"),
180         GPIO_BUTTON_LOW(96,     KEY_LEFT,       "left"),
181         GPIO_BUTTON_LOW(98,     KEY_RIGHT,      "right"),
182         GPIO_BUTTON_LOW(109,    KEY_PAGEUP,     "game 1"),
183         GPIO_BUTTON_LOW(111,    KEY_END,        "game 2"),
184         GPIO_BUTTON_LOW(106,    KEY_PAGEDOWN,   "game 3"),
185         GPIO_BUTTON_LOW(101,    KEY_HOME,       "game 4"),
186         GPIO_BUTTON_LOW(102,    KEY_RIGHTSHIFT, "l"),
187         GPIO_BUTTON_LOW(97,     KEY_KPPLUS,     "l2"),
188         GPIO_BUTTON_LOW(105,    KEY_RIGHTCTRL,  "r"),
189         GPIO_BUTTON_LOW(107,    KEY_KPMINUS,    "r2"),
190         GPIO_BUTTON_LOW(104,    KEY_LEFTCTRL,   "ctrl"),
191         GPIO_BUTTON_LOW(99,     KEY_MENU,       "menu"),
192         GPIO_BUTTON_LOW(176,    KEY_COFFEE,     "hold"),
193         GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
194         GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
195 };
196
197 static struct gpio_keys_platform_data pandora_gpio_key_info = {
198         .buttons        = pandora_gpio_keys,
199         .nbuttons       = ARRAY_SIZE(pandora_gpio_keys),
200 };
201
202 static struct platform_device pandora_keys_gpio = {
203         .name   = "gpio-keys",
204         .id     = -1,
205         .dev    = {
206                 .platform_data  = &pandora_gpio_key_info,
207         },
208 };
209
210 /* HACK: this requires patched twl4030_keypad driver */
211 #define FNKEY(row, col, code) KEY((row + 8), col, code)
212
213 static const uint32_t board_keymap[] = {
214         /* row, col, code */
215         KEY(0, 0, KEY_9),
216         KEY(0, 1, KEY_8),
217         KEY(0, 2, KEY_I),
218         KEY(0, 3, KEY_J),
219         KEY(0, 4, KEY_N),
220         KEY(0, 5, KEY_M),
221         KEY(1, 0, KEY_0),
222         KEY(1, 1, KEY_7),
223         KEY(1, 2, KEY_U),
224         KEY(1, 3, KEY_H),
225         KEY(1, 4, KEY_B),
226         KEY(1, 5, KEY_SPACE),
227         KEY(2, 0, KEY_BACKSPACE),
228         KEY(2, 1, KEY_6),
229         KEY(2, 2, KEY_Y),
230         KEY(2, 3, KEY_G),
231         KEY(2, 4, KEY_V),
232         KEY(2, 5, KEY_FN),
233         KEY(3, 0, KEY_O),
234         KEY(3, 1, KEY_5),
235         KEY(3, 2, KEY_T),
236         KEY(3, 3, KEY_F),
237         KEY(3, 4, KEY_C),
238         KEY(4, 0, KEY_P),
239         KEY(4, 1, KEY_4),
240         KEY(4, 2, KEY_R),
241         KEY(4, 3, KEY_D),
242         KEY(4, 4, KEY_X),
243         KEY(5, 0, KEY_K),
244         KEY(5, 1, KEY_3),
245         KEY(5, 2, KEY_E),
246         KEY(5, 3, KEY_S),
247         KEY(5, 4, KEY_Z),
248         KEY(6, 0, KEY_L),
249         KEY(6, 1, KEY_2),
250         KEY(6, 2, KEY_W),
251         KEY(6, 3, KEY_A),
252         KEY(6, 4, KEY_DOT),
253         KEY(7, 0, KEY_ENTER),
254         KEY(7, 1, KEY_1),
255         KEY(7, 2, KEY_Q),
256         KEY(7, 3, KEY_LEFTSHIFT),
257         KEY(7, 4, KEY_COMMA),
258         /* Fn keys */
259         FNKEY(0, 0, KEY_F9),
260         FNKEY(0, 1, KEY_F8),
261         FNKEY(0, 2, KEY_BRIGHTNESSUP),
262         FNKEY(0, 3, KEY_F13),           /* apostrophe, differs from Fn-A? */
263         FNKEY(0, 4, KEY_F22),
264         FNKEY(0, 5, KEY_F23),
265         FNKEY(1, 0, KEY_F10),
266         FNKEY(1, 1, KEY_F7),
267         FNKEY(1, 2, KEY_BRIGHTNESSDOWN),
268         FNKEY(1, 3, KEY_GRAVE),
269         FNKEY(1, 4, KEY_F14),           /* pipe/bar */
270         FNKEY(1, 5, KEY_TAB),
271         FNKEY(2, 0, KEY_INSERT),
272         FNKEY(2, 1, KEY_F6),
273         FNKEY(2, 2, KEY_F15),           /* dash */
274         FNKEY(2, 3, KEY_EQUAL),
275         FNKEY(2, 4, KEY_F16),           /* # (pound/hash) */
276         FNKEY(2, 5, KEY_FN),
277         FNKEY(3, 0, KEY_F11),
278         FNKEY(3, 1, KEY_F5),
279         FNKEY(3, 2, KEY_F17),           /* ! */
280         FNKEY(3, 3, KEY_KPPLUS),
281         FNKEY(3, 4, KEY_BACKSLASH),
282         FNKEY(4, 0, KEY_F12),
283         FNKEY(4, 1, KEY_F4),
284         FNKEY(4, 2, KEY_RIGHTBRACE),
285         FNKEY(4, 3, KEY_KPMINUS),
286         FNKEY(4, 4, KEY_QUESTION),
287         FNKEY(5, 0, KEY_F18),           /* £ (pound) */
288         FNKEY(5, 1, KEY_F3),
289         FNKEY(5, 2, KEY_LEFTBRACE),
290         FNKEY(5, 3, KEY_F19),           /* " */
291         FNKEY(5, 4, KEY_SLASH),
292         FNKEY(6, 0, KEY_YEN),
293         FNKEY(6, 1, KEY_F2),
294         FNKEY(6, 2, KEY_F20),           /* @ */
295         FNKEY(6, 3, KEY_APOSTROPHE),
296         FNKEY(6, 4, KEY_F21),           /* : */
297         FNKEY(7, 0, KEY_ENTER),
298         FNKEY(7, 1, KEY_F1),
299         FNKEY(7, 2, KEY_ESC),
300         FNKEY(7, 3, KEY_CAPSLOCK),
301         FNKEY(7, 4, KEY_SEMICOLON),
302 };
303
304 static struct matrix_keymap_data board_map_data = {
305         .keymap                 = board_keymap,
306         .keymap_size            = ARRAY_SIZE(board_keymap),
307 };
308
309 static struct twl4030_keypad_data pandora_kp_data = {
310         .keymap_data    = &board_map_data,
311         .rows           = 8,
312         .cols           = 6,
313         .rep            = 1,
314 };
315
316 static struct omap_dss_device pandora_lcd_device = {
317         .name                   = "lcd",
318         .driver_name            = "tpo_td043mtea1_panel",
319         .type                   = OMAP_DISPLAY_TYPE_DPI,
320         .phy.dpi.data_lines     = 24,
321         .reset_gpio             = 157,
322 };
323
324 static struct omap_dss_device pandora_tv_device = {
325         .name                   = "tv",
326         .driver_name            = "venc",
327         .type                   = OMAP_DISPLAY_TYPE_VENC,
328         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
329 };
330
331 static struct omap_dss_device *pandora_dss_devices[] = {
332         &pandora_lcd_device,
333         &pandora_tv_device,
334 };
335
336 static struct omap_dss_board_info pandora_dss_data = {
337         .num_devices    = ARRAY_SIZE(pandora_dss_devices),
338         .devices        = pandora_dss_devices,
339         .default_device = &pandora_lcd_device,
340 };
341
342 static void pandora_wl1251_init_card(struct mmc_card *card)
343 {
344         /*
345          * We have TI wl1251 attached to MMC3. Pass this information to
346          * SDIO core because it can't be probed by normal methods.
347          */
348         card->quirks |= MMC_QUIRK_NONSTD_SDIO;
349         card->cccr.wide_bus = 1;
350         card->cis.vendor = 0x104c;
351         card->cis.device = 0x9066;
352         card->cis.blksize = 512;
353         card->cis.max_dtr = 24000000;
354 }
355
356 static struct omap2_hsmmc_info omap3pandora_mmc[] = {
357         {
358                 .mmc            = 1,
359                 .caps           = MMC_CAP_4_BIT_DATA,
360                 .gpio_cd        = -EINVAL,
361                 //.gpio_wp      = 126,
362                 .gpio_wp        = -EINVAL,
363                 .ext_clock      = 0,
364         },
365         {
366                 .mmc            = 2,
367                 .caps           = MMC_CAP_4_BIT_DATA,
368                 .gpio_cd        = -EINVAL,
369                 //.gpio_wp      = 127,
370                 .gpio_wp        = -EINVAL,
371                 .ext_clock      = 1,
372                 .transceiver    = true,
373         },
374         {
375                 .mmc            = 3,
376                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
377                 .gpio_cd        = -EINVAL,
378                 .gpio_wp        = -EINVAL,
379                 .init_card      = pandora_wl1251_init_card,
380         },
381         {}      /* Terminator */
382 };
383
384 static int omap3pandora_twl_gpio_setup(struct device *dev,
385                 unsigned gpio, unsigned ngpio)
386 {
387         int ret, gpio_32khz;
388
389         /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
390         omap3pandora_mmc[0].gpio_cd = gpio + 0;
391         omap3pandora_mmc[1].gpio_cd = gpio + 1;
392         omap2_hsmmc_init(omap3pandora_mmc);
393
394         /* gpio + 13 drives 32kHz buffer for wifi module */
395         gpio_32khz = gpio + 13;
396         ret = gpio_request_one(gpio_32khz, GPIOF_OUT_INIT_HIGH, "wifi 32kHz");
397         if (ret < 0) {
398                 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
399                 return -ENODEV;
400         }
401
402         return 0;
403 }
404
405 static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
406         .gpio_base      = OMAP_MAX_GPIO_LINES,
407         .irq_base       = TWL4030_GPIO_IRQ_BASE,
408         .irq_end        = TWL4030_GPIO_IRQ_END,
409         .setup          = omap3pandora_twl_gpio_setup,
410 };
411
412 static struct regulator_consumer_supply pandora_vmmc1_supply[] = {
413         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
414 };
415
416 static struct regulator_consumer_supply pandora_vmmc2_supply[] = {
417         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1")
418 };
419
420 static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
421         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
422 };
423
424 static struct regulator_consumer_supply pandora_vdds_supplies[] = {
425         REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
426         REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
427         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
428 };
429
430 static struct regulator_consumer_supply pandora_vcc_lcd_supply[] = {
431         REGULATOR_SUPPLY("vcc", "display0"),
432 };
433
434 static struct regulator_consumer_supply pandora_usb_phy_supply[] = {
435         REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
436 };
437
438 /* ads7846 on SPI and 2 nub controllers on I2C */
439 static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
440         REGULATOR_SUPPLY("vcc", "spi1.0"),
441         REGULATOR_SUPPLY("vcc", "3-0066"),
442         REGULATOR_SUPPLY("vcc", "3-0067"),
443 };
444
445 static struct regulator_consumer_supply pandora_adac_supply[] = {
446         REGULATOR_SUPPLY("vcc", "soc-audio"),
447         REGULATOR_SUPPLY("lidsw", NULL),
448 };
449
450 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
451 static struct regulator_init_data pandora_vmmc1 = {
452         .constraints = {
453                 .min_uV                 = 1850000,
454                 .max_uV                 = 3150000,
455                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
456                                         | REGULATOR_MODE_STANDBY,
457                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
458                                         | REGULATOR_CHANGE_MODE
459                                         | REGULATOR_CHANGE_STATUS,
460         },
461         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc1_supply),
462         .consumer_supplies      = pandora_vmmc1_supply,
463 };
464
465 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
466 static struct regulator_init_data pandora_vmmc2 = {
467         .constraints = {
468                 .min_uV                 = 1850000,
469                 .max_uV                 = 3150000,
470                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
471                                         | REGULATOR_MODE_STANDBY,
472                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
473                                         | REGULATOR_CHANGE_MODE
474                                         | REGULATOR_CHANGE_STATUS,
475         },
476         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc2_supply),
477         .consumer_supplies      = pandora_vmmc2_supply,
478 };
479
480 /* VAUX1 for LCD */
481 static struct regulator_init_data pandora_vaux1 = {
482         .constraints = {
483                 .min_uV                 = 3000000,
484                 .max_uV                 = 3000000,
485                 .apply_uV               = true,
486                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
487                                         | REGULATOR_MODE_STANDBY,
488                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
489                                         | REGULATOR_CHANGE_STATUS,
490         },
491         .num_consumer_supplies  = ARRAY_SIZE(pandora_vcc_lcd_supply),
492         .consumer_supplies      = pandora_vcc_lcd_supply,
493 };
494
495 /* VAUX2 for USB host PHY */
496 static struct regulator_init_data pandora_vaux2 = {
497         .constraints = {
498                 .min_uV                 = 1800000,
499                 .max_uV                 = 1800000,
500                 .apply_uV               = true,
501                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
502                                         | REGULATOR_MODE_STANDBY,
503                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
504                                         | REGULATOR_CHANGE_STATUS,
505         },
506         .num_consumer_supplies  = ARRAY_SIZE(pandora_usb_phy_supply),
507         .consumer_supplies      = pandora_usb_phy_supply,
508 };
509
510 /* VAUX4 for ads7846 and nubs */
511 static struct regulator_init_data pandora_vaux4 = {
512         .constraints = {
513                 .min_uV                 = 3000000,
514                 .max_uV                 = 3000000,
515                 .apply_uV               = true,
516                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
517                                         | REGULATOR_MODE_STANDBY,
518                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
519                                         | REGULATOR_CHANGE_STATUS,
520         },
521         .num_consumer_supplies  = ARRAY_SIZE(pandora_vaux4_supplies),
522         .consumer_supplies      = pandora_vaux4_supplies,
523 };
524
525 /* VSIM for audio DAC */
526 static struct regulator_init_data pandora_vsim = {
527         .constraints = {
528                 .min_uV                 = 2800000,
529                 .max_uV                 = 2800000,
530                 .apply_uV               = true,
531                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
532                                         | REGULATOR_MODE_STANDBY,
533                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
534                                         | REGULATOR_CHANGE_STATUS,
535         },
536         .num_consumer_supplies  = ARRAY_SIZE(pandora_adac_supply),
537         .consumer_supplies      = pandora_adac_supply,
538 };
539
540 /* Fixed regulator internal to Wifi module */
541 static struct regulator_init_data pandora_vmmc3 = {
542         .constraints = {
543                 .valid_ops_mask         = REGULATOR_CHANGE_STATUS,
544         },
545         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc3_supply),
546         .consumer_supplies      = pandora_vmmc3_supply,
547 };
548
549 static struct fixed_voltage_config pandora_vwlan = {
550         .supply_name            = "vwlan",
551         .microvolts             = 1800000, /* 1.8V */
552         .gpio                   = PANDORA_WIFI_NRESET_GPIO,
553         .startup_delay          = 50000, /* 50ms */
554         .enable_high            = 1,
555         .enabled_at_boot        = 0,
556         .init_data              = &pandora_vmmc3,
557 };
558
559 static struct platform_device pandora_vwlan_device = {
560         .name           = "reg-fixed-voltage",
561         .id             = 1,
562         .dev = {
563                 .platform_data = &pandora_vwlan,
564         },
565 };
566
567 static char *pandora_power_supplied_to[] = {
568         "bq27500-0",
569 };
570
571 static struct twl4030_bci_platform_data pandora_bci_data = {
572         .supplied_to            = pandora_power_supplied_to,
573         .num_supplicants        = ARRAY_SIZE(pandora_power_supplied_to),
574 };
575
576 static struct twl4030_power_data pandora_power_data = {
577         .use_poweroff   = 1,
578 };
579
580 static struct twl4030_platform_data omap3pandora_twldata = {
581         .gpio           = &omap3pandora_gpio_data,
582         .vmmc1          = &pandora_vmmc1,
583         .vmmc2          = &pandora_vmmc2,
584         .vaux1          = &pandora_vaux1,
585         .vaux2          = &pandora_vaux2,
586         .vaux4          = &pandora_vaux4,
587         .vsim           = &pandora_vsim,
588         .keypad         = &pandora_kp_data,
589         .bci            = &pandora_bci_data,
590         .power          = &pandora_power_data,
591 };
592
593 static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
594         {
595                 I2C_BOARD_INFO("tps65950", 0x48),
596                 .flags = I2C_CLIENT_WAKE,
597                 .irq = INT_34XX_SYS_NIRQ,
598                 .platform_data = &omap3pandora_twldata,
599         },
600 };
601
602 static struct vsense_platform_data omap3pandora_nub1_data = {
603         .gpio_irq       = 161,
604         .gpio_reset     = 156,
605 };
606
607 static struct vsense_platform_data omap3pandora_nub2_data = {
608         .gpio_irq       = 162,
609         .gpio_reset     = 156,
610 };
611
612 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
613         {
614                 I2C_BOARD_INFO("vsense", 0x66),
615                 .flags = I2C_CLIENT_WAKE,
616                 .platform_data = &omap3pandora_nub1_data,
617         }, {
618                 I2C_BOARD_INFO("vsense", 0x67),
619                 .flags = I2C_CLIENT_WAKE,
620                 .platform_data = &omap3pandora_nub2_data,
621         }, {
622                 I2C_BOARD_INFO("bq27500", 0x55),
623                 .flags = I2C_CLIENT_WAKE,
624         },
625 };
626
627 static int __init omap3pandora_i2c_init(void)
628 {
629         omap3_pmic_get_config(&omap3pandora_twldata,
630                         TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO,
631                         TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
632
633         omap3pandora_twldata.vdac->constraints.apply_uV = true;
634
635         omap3pandora_twldata.vpll2->constraints.apply_uV = true;
636         omap3pandora_twldata.vpll2->num_consumer_supplies =
637                                         ARRAY_SIZE(pandora_vdds_supplies);
638         omap3pandora_twldata.vpll2->consumer_supplies = pandora_vdds_supplies;
639
640         omap3_pmic_init("tps65950", &omap3pandora_twldata);
641         /* i2c2 pins are not connected */
642         omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
643                         ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
644         return 0;
645 }
646
647 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
648         {
649                 .modalias               = "tpo_td043mtea1_panel_spi",
650                 .bus_num                = 1,
651                 .chip_select            = 1,
652                 .max_speed_hz           = 375000,
653                 .platform_data          = &pandora_lcd_device,
654         }
655 };
656
657 static void __init pandora_wl1251_init(void)
658 {
659         struct wl12xx_platform_data pandora_wl1251_pdata;
660         int ret;
661
662         memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
663
664         ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
665         if (ret < 0)
666                 goto fail;
667
668         pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
669         if (pandora_wl1251_pdata.irq < 0)
670                 goto fail_irq;
671
672         pandora_wl1251_pdata.use_eeprom = true;
673         ret = wl12xx_set_platform_data(&pandora_wl1251_pdata);
674         if (ret < 0)
675                 goto fail_irq;
676
677         return;
678
679 fail_irq:
680         gpio_free(PANDORA_WIFI_IRQ_GPIO);
681 fail:
682         printk(KERN_ERR "wl1251 board initialisation failed\n");
683 }
684
685 static void __init pandora_usb_host_init(void)
686 {
687         int ret;
688
689         ret = gpio_request_one(PANDORA_EN_USB_5V_GPIO, GPIOF_OUT_INIT_HIGH,
690                 "ehci vbus");
691         if (ret < 0)
692                 pr_err("Cannot set vbus GPIO, ret=%d\n", ret);
693 }
694
695 #include <linux/spi/ads7846.h>
696 #include <asm/system.h>
697
698 static DECLARE_COMPLETION(ts_completion);
699 static struct timespec ts_last_framedone;
700 static int pendown_state;
701
702 static void vsync_irq_wait_handler(void *data, u32 mask)
703 {
704         getnstimeofday(&ts_last_framedone);
705
706         /* reliable to read here */
707         pendown_state = !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
708
709         complete(&ts_completion);
710 }
711
712 static void ads7846_wait_for_sync(void)
713 {
714         struct timespec now, diff;
715         u32 diff_us;
716
717         getnstimeofday(&now);
718         diff = timespec_sub(now, ts_last_framedone);
719         diff_us = diff.tv_nsec / NSEC_PER_USEC + diff.tv_sec * USEC_PER_SEC;
720         if (diff_us < 1023 || diff_us > 40000)
721                 /* still blanking or display inactive */
722                 return;
723
724         /* wait for blanking period */
725         disable_hlt();
726         wait_for_completion_timeout(&ts_completion, HZ / 30);
727         enable_hlt();
728 }
729
730 static int pandora_pendown_state(void)
731 {
732         static int val_old;
733         struct timespec now, diff;
734         u32 diff_us;
735         int val;
736         int ret;
737         
738         /* This line is a noisy mess. It doesn't trigger spuriously, i.e.
739          * there is no signal when pen is up, but when it's down we have
740          * white noise of sorts. */
741         val = !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
742         pendown_state |= val;
743
744         if (in_irq() || in_atomic())
745                 /* no time to fight noise.. */
746                 return val | pendown_state;
747
748         if (val == 0) {
749                 getnstimeofday(&now);
750                 diff = timespec_sub(now, ts_last_framedone);
751                 diff_us = diff.tv_nsec / NSEC_PER_USEC + diff.tv_sec * USEC_PER_SEC;
752
753                 if (diff_us < 40000)
754                         /* assume pendown_state is up-to-date */
755                         val = pendown_state;
756                 else
757                         pendown_state = 0;
758         }
759
760         if (val != val_old) {
761                 init_completion(&ts_completion);
762                 dispc_runtime_get();
763                 if (val)
764                         ret = omap_dispc_register_isr(vsync_irq_wait_handler,
765                                 NULL, DISPC_IRQ_VSYNC);
766                 else
767                         ret = omap_dispc_unregister_isr(vsync_irq_wait_handler,
768                                 NULL, DISPC_IRQ_VSYNC);
769                 dispc_runtime_put();
770                 if (ret != 0)
771                         pr_err("%s: can't (un)register isr: %d %d\n",
772                                 __func__, val, ret);
773                 val_old = val;
774         }
775
776         return val;
777 }
778
779 static struct ads7846_platform_data pandora_ads7846_cfg = {
780         .x_max                  = 0x0fff,
781         .y_max                  = 0x0fff,
782         .x_plate_ohms           = 180,
783         .pressure_max           = 255,
784         .debounce_max           = 10,
785         .debounce_tol           = 3,
786         .debounce_rep           = 1,
787         .gpio_pendown           = OMAP3_PANDORA_TS_GPIO,
788         .keep_vref_on           = 1,
789         .wait_for_sync          = ads7846_wait_for_sync,
790         .get_pendown_state      = pandora_pendown_state,
791 };
792
793 static struct platform_device pandora_ram_console = {
794         .name   = "ram_console",
795         .id     = -1,
796 };
797
798 static struct platform_device pandora_c64_tools = {
799         .name   = "c64_tools",
800         .dev    = {
801                 .coherent_dma_mask = DMA_BIT_MASK(32),
802         },
803 };
804
805 static struct platform_device *omap3pandora_devices[] __initdata = {
806         &pandora_leds_gpio,
807         &pandora_leds_pwm,
808         &pandora_bl,
809         &pandora_keys_gpio,
810         &pandora_vwlan_device,
811         &pandora_ram_console,
812         &pandora_c64_tools,
813 };
814
815 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
816
817         .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
818         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
819         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
820
821         .phy_reset  = true,
822         .reset_gpio_port[0]  = -EINVAL,
823         .reset_gpio_port[1]  = 16,
824         .reset_gpio_port[2]  = -EINVAL
825 };
826
827 #ifdef CONFIG_OMAP_MUX
828 static struct omap_board_mux board_mux[] __initdata = {
829         /* enable wakeup for pandora button (GPIO99) */
830         OMAP3_MUX(CAM_D0, OMAP_INPUT_EN | OMAP_WAKEUP_EN | OMAP_MUX_MODE4),
831         /* noisy unused signal from LCD cable */
832         OMAP3_MUX(CAM_VS, OMAP_INPUT_EN | OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_MUX_MODE7),
833         { .reg_offset = OMAP_MUX_TERMINATOR },
834 };
835 #endif
836
837 static struct regulator *lid_switch_power;
838
839 #ifdef CONFIG_PM_SLEEP
840 static int pandora_pm_suspend(struct device *dev)
841 {
842         if (!IS_ERR_OR_NULL(lid_switch_power))
843                 regulator_disable(lid_switch_power);
844
845         return 0;
846 }
847
848 static int pandora_pm_resume(struct device *dev)
849 {
850         if (!IS_ERR_OR_NULL(lid_switch_power))
851                 regulator_enable(lid_switch_power);
852
853         return 0;
854 }
855 #endif
856
857 static SIMPLE_DEV_PM_OPS(pandora_pm, pandora_pm_suspend, pandora_pm_resume);
858
859 static int __devinit pandora_pm_probe(struct platform_device *pdev)
860 {
861         lid_switch_power = regulator_get(NULL, "lidsw");
862         if (!IS_ERR(lid_switch_power))
863                 regulator_enable(lid_switch_power);
864
865         return 0;
866 }
867
868 static struct platform_driver pandora_pm_driver = {
869         .probe          = pandora_pm_probe,
870         .driver         = {
871                 .name   = "pandora-pm",
872                 .pm     = &pandora_pm,
873         },
874 };
875
876 static struct platform_device pandora_pm_dev = {
877         .name   = "pandora-pm",
878         .id     = -1,
879 };
880
881 static int __init pandora_pm_drv_reg(void)
882 {
883         platform_device_register(&pandora_pm_dev);
884         return platform_driver_register(&pandora_pm_driver);
885 }
886 late_initcall(pandora_pm_drv_reg);
887
888 static void __init omap3pandora_init(void)
889 {
890         struct omap_sdrc_params *sdrc_params;
891
892         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
893         pandora_usb_host_init();
894         omap3pandora_i2c_init();
895         pandora_wl1251_init();
896         platform_add_devices(omap3pandora_devices,
897                         ARRAY_SIZE(omap3pandora_devices));
898         omap_display_init(&pandora_dss_data);
899         omap_serial_init();
900
901         sdrc_params = mt46h32m32lf6_sdrc_params;
902         if (cpu_is_omap3630() || omap_rev() >= OMAP3430_REV_ES3_0)
903                 sdrc_params = mt29c4g96mazapcjg5_sdrc_params;
904         omap_sdrc_init(sdrc_params, sdrc_params);
905
906         spi_register_board_info(omap3pandora_spi_board_info,
907                         ARRAY_SIZE(omap3pandora_spi_board_info));
908         omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 31, &pandora_ads7846_cfg);
909         usbhs_init(&usbhs_bdata);
910         usb_musb_init(NULL);
911         gpmc_nand_init(&pandora_nand_data);
912
913         /* Ensure SDRC pins are mux'd for self-refresh */
914         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
915         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
916 }
917
918 /* HACK: create it here, so that others don't need to bother */
919 #ifdef CONFIG_PROC_FS
920 #include <linux/proc_fs.h>
921
922 static int __init proc_pandora_init(void)
923 {
924         struct proc_dir_entry *ret;
925
926         ret = proc_mkdir("pandora", NULL);
927         if (!ret)
928                 return -ENOMEM;
929         return 0;
930 }
931 fs_initcall(proc_pandora_init);
932 #endif
933
934 /* for debug.. */
935 #include <../drivers/staging/android/persistent_ram.h>
936
937 struct persistent_ram_descriptor ram_console_desc = {
938         .name           = "ram_console",
939         .size           = 0x20000,
940 };
941
942 struct persistent_ram ram_console_ram = {
943         .start          = 0x80fe0000,
944         .size           = 0x20000,
945         .num_descs      = 1,
946         .descs          = &ram_console_desc,
947 };
948
949 void __init pandora_reserve(void)
950 {
951         omap_reserve();
952         dma_declare_contiguous(&pandora_c64_tools.dev, 4 * SZ_1M, 0x86000000, 0);
953 #ifdef CONFIG_ANDROID_PERSISTENT_RAM
954         persistent_ram_early_init(&ram_console_ram);
955 #endif
956 }
957
958 MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
959         .atag_offset    = 0x100,
960         .reserve        = pandora_reserve,
961         .map_io         = omap3_map_io,
962         .init_early     = omap35xx_init_early,
963         .init_irq       = omap3_init_irq,
964         .init_machine   = omap3pandora_init,
965         .timer          = &omap3_timer,
966 MACHINE_END