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
  41 #include <asm/mach-types.h>
  42 #include <asm/mach/arch.h>
  43 #include <asm/mach/map.h>
  44
  45 #include <plat/board.h>
  46 #include <plat/common.h>
  47 #include <mach/hardware.h>
  48 #include <plat/mcspi.h>
  49 #include <plat/usb.h>
  50 #include <video/omapdss.h>
  51 #include <plat/nand.h>
  52
  53 #include "mux.h"
  54 #include "sdram-micron-mt46h32m32lf-6.h"
  55 #include "sdram-micron-mt29c4g96mazapcjg-5.h"
  56 #include "hsmmc.h"
  57 #include "common-board-devices.h"
  58
  59 #define PANDORA_WIFI_IRQ_GPIO           21
  60 #define PANDORA_WIFI_NRESET_GPIO        23
  61 #define OMAP3_PANDORA_TS_GPIO           94
  62 #define PANDORA_EN_USB_5V_GPIO          164
  63
  64 static struct mtd_partition omap3pandora_nand_partitions[] = {
  65         {
  66                 .name           = "xloader",
  67                 .offset         = 0,
  68                 .size           = 4 * NAND_BLOCK_SIZE,
  69                 .mask_flags     = MTD_WRITEABLE
  70         }, {
  71                 .name           = "uboot",
  72                 .offset         = MTDPART_OFS_APPEND,
  73                 .size           = 15 * NAND_BLOCK_SIZE,
  74         }, {
  75                 .name           = "uboot-env",
  76                 .offset         = MTDPART_OFS_APPEND,
  77                 .size           = 1 * NAND_BLOCK_SIZE,
  78         }, {
  79                 .name           = "boot",
  80                 .offset         = MTDPART_OFS_APPEND,
  81                 .size           = 80 * NAND_BLOCK_SIZE,
  82         }, {
  83                 .name           = "rootfs",
  84                 .offset         = MTDPART_OFS_APPEND,
  85                 .size           = MTDPART_SIZ_FULL,
  86         },
  87 };
  88
  89 static struct omap_nand_platform_data pandora_nand_data = {
  90         .cs             = 0,
  91         .devsize        = NAND_BUSWIDTH_16,
  92         .xfer_type      = NAND_OMAP_PREFETCH_DMA,
  93         .parts          = omap3pandora_nand_partitions,
  94         .nr_parts       = ARRAY_SIZE(omap3pandora_nand_partitions),
  95         .dev_ready      = true,
  96 };
  97
  98 static struct gpio_led pandora_gpio_leds[] = {
  99         {
 100                 .name                   = "pandora::sd1",
 101                 .default_trigger        = "mmc0",
 102                 .gpio                   = 128,
 103         }, {
 104                 .name                   = "pandora::sd2",
 105                 .default_trigger        = "mmc1",
 106                 .gpio                   = 129,
 107         }, {
 108                 .name                   = "pandora::bluetooth",
 109                 .gpio                   = 158,
 110         }, {
 111                 .name                   = "pandora::wifi",
 112                 .gpio                   = 159,
 113         },
 114 };
 115
 116 static struct gpio_led_platform_data pandora_gpio_led_data = {
 117         .leds           = pandora_gpio_leds,
 118         .num_leds       = ARRAY_SIZE(pandora_gpio_leds),
 119 };
 120
 121 static struct platform_device pandora_leds_gpio = {
 122         .name   = "leds-gpio",
 123         .id     = -1,
 124         .dev    = {
 125                 .platform_data  = &pandora_gpio_led_data,
 126         },
 127 };
 128
 129 static struct led_pwm pandora_pwm_leds[] = {
 130         {
 131                 .name                   = "pandora::keypad_bl",
 132                 .pwm_id                 = 0, /* LEDA */
 133         }, {
 134                 .name                   = "pandora::power",
 135                 .default_trigger        = "default-on",
 136                 .pwm_id                 = 1, /* LEDB */
 137         }, {
 138                 .name                   = "pandora::charger",
 139                 .default_trigger        = "bq27500-0-charging",
 140                 .pwm_id                 = 3, /* PWM1 */
 141         }
 142 };
 143
 144 static struct led_pwm_platform_data pandora_pwm_led_data = {
 145         .leds           = pandora_pwm_leds,
 146         .num_leds       = ARRAY_SIZE(pandora_pwm_leds),
 147 };
 148
 149 static struct platform_device pandora_leds_pwm = {
 150         .name   = "leds-twl4030-pwm",
 151         .id     = -1,
 152         .dev    = {
 153                 .platform_data  = &pandora_pwm_led_data,
 154         },
 155 };
 156
 157 static struct platform_device pandora_bl = {
 158         .name   = "pandora-backlight",
 159         .id     = -1,
 160 };
 161
 162 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
 163 {                                                               \
 164         .gpio           = gpio_num,                             \
 165         .type           = ev_type,                              \
 166         .code           = ev_code,                              \
 167         .active_low     = act_low,                              \
 168         .debounce_interval = 4,                                 \
 169         .desc           = "btn " descr,                         \
 170 }
 171
 172 #define GPIO_BUTTON_LOW(gpio_num, event_code, description)      \
 173         GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
 174
 175 static struct gpio_keys_button pandora_gpio_keys[] = {
 176         GPIO_BUTTON_LOW(110,    KEY_UP,         "up"),
 177         GPIO_BUTTON_LOW(103,    KEY_DOWN,       "down"),
 178         GPIO_BUTTON_LOW(96,     KEY_LEFT,       "left"),
 179         GPIO_BUTTON_LOW(98,     KEY_RIGHT,      "right"),
 180         GPIO_BUTTON_LOW(109,    KEY_PAGEUP,     "game 1"),
 181         GPIO_BUTTON_LOW(111,    KEY_END,        "game 2"),
 182         GPIO_BUTTON_LOW(106,    KEY_PAGEDOWN,   "game 3"),
 183         GPIO_BUTTON_LOW(101,    KEY_HOME,       "game 4"),
 184         GPIO_BUTTON_LOW(102,    KEY_RIGHTSHIFT, "l"),
 185         GPIO_BUTTON_LOW(97,     KEY_KPPLUS,     "l2"),
 186         GPIO_BUTTON_LOW(105,    KEY_RIGHTCTRL,  "r"),
 187         GPIO_BUTTON_LOW(107,    KEY_KPMINUS,    "r2"),
 188         GPIO_BUTTON_LOW(104,    KEY_LEFTCTRL,   "ctrl"),
 189         GPIO_BUTTON_LOW(99,     KEY_MENU,       "menu"),
 190         GPIO_BUTTON_LOW(176,    KEY_COFFEE,     "hold"),
 191         GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
 192         GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
 193 };
 194
 195 static struct gpio_keys_platform_data pandora_gpio_key_info = {
 196         .buttons        = pandora_gpio_keys,
 197         .nbuttons       = ARRAY_SIZE(pandora_gpio_keys),
 198 };
 199
 200 static struct platform_device pandora_keys_gpio = {
 201         .name   = "gpio-keys",
 202         .id     = -1,
 203         .dev    = {
 204                 .platform_data  = &pandora_gpio_key_info,
 205         },
 206 };
 207
 208 /* HACK: this requires patched twl4030_keypad driver */
 209 #define FNKEY(row, col, code) KEY((row + 8), col, code)
 210
 211 static const uint32_t board_keymap[] = {
 212         /* row, col, code */
 213         KEY(0, 0, KEY_9),
 214         KEY(0, 1, KEY_8),
 215         KEY(0, 2, KEY_I),
 216         KEY(0, 3, KEY_J),
 217         KEY(0, 4, KEY_N),
 218         KEY(0, 5, KEY_M),
 219         KEY(1, 0, KEY_0),
 220         KEY(1, 1, KEY_7),
 221         KEY(1, 2, KEY_U),
 222         KEY(1, 3, KEY_H),
 223         KEY(1, 4, KEY_B),
 224         KEY(1, 5, KEY_SPACE),
 225         KEY(2, 0, KEY_BACKSPACE),
 226         KEY(2, 1, KEY_6),
 227         KEY(2, 2, KEY_Y),
 228         KEY(2, 3, KEY_G),
 229         KEY(2, 4, KEY_V),
 230         KEY(2, 5, KEY_FN),
 231         KEY(3, 0, KEY_O),
 232         KEY(3, 1, KEY_5),
 233         KEY(3, 2, KEY_T),
 234         KEY(3, 3, KEY_F),
 235         KEY(3, 4, KEY_C),
 236         KEY(4, 0, KEY_P),
 237         KEY(4, 1, KEY_4),
 238         KEY(4, 2, KEY_R),
 239         KEY(4, 3, KEY_D),
 240         KEY(4, 4, KEY_X),
 241         KEY(5, 0, KEY_K),
 242         KEY(5, 1, KEY_3),
 243         KEY(5, 2, KEY_E),
 244         KEY(5, 3, KEY_S),
 245         KEY(5, 4, KEY_Z),
 246         KEY(6, 0, KEY_L),
 247         KEY(6, 1, KEY_2),
 248         KEY(6, 2, KEY_W),
 249         KEY(6, 3, KEY_A),
 250         KEY(6, 4, KEY_DOT),
 251         KEY(7, 0, KEY_ENTER),
 252         KEY(7, 1, KEY_1),
 253         KEY(7, 2, KEY_Q),
 254         KEY(7, 3, KEY_LEFTSHIFT),
 255         KEY(7, 4, KEY_COMMA),
 256         /* Fn keys */
 257         FNKEY(0, 0, KEY_F9),
 258         FNKEY(0, 1, KEY_F8),
 259         FNKEY(0, 2, KEY_BRIGHTNESSUP),
 260         FNKEY(0, 3, KEY_F13),           /* apostrophe, differs from Fn-A? */
 261         FNKEY(0, 4, KEY_F22),
 262         FNKEY(0, 5, KEY_F23),
 263         FNKEY(1, 0, KEY_F10),
 264         FNKEY(1, 1, KEY_F7),
 265         FNKEY(1, 2, KEY_BRIGHTNESSDOWN),
 266         FNKEY(1, 3, KEY_GRAVE),
 267         FNKEY(1, 4, KEY_F14),           /* pipe/bar */
 268         FNKEY(1, 5, KEY_TAB),
 269         FNKEY(2, 0, KEY_INSERT),
 270         FNKEY(2, 1, KEY_F6),
 271         FNKEY(2, 2, KEY_F15),           /* dash */
 272         FNKEY(2, 3, KEY_EQUAL),
 273         FNKEY(2, 4, KEY_F16),           /* # (pound/hash) */
 274         FNKEY(2, 5, KEY_FN),
 275         FNKEY(3, 0, KEY_F11),
 276         FNKEY(3, 1, KEY_F5),
 277         FNKEY(3, 2, KEY_F17),           /* ! */
 278         FNKEY(3, 3, KEY_KPPLUS),
 279         FNKEY(3, 4, KEY_BACKSLASH),
 280         FNKEY(4, 0, KEY_F12),
 281         FNKEY(4, 1, KEY_F4),
 282         FNKEY(4, 2, KEY_RIGHTBRACE),
 283         FNKEY(4, 3, KEY_KPMINUS),
 284         FNKEY(4, 4, KEY_QUESTION),
 285         FNKEY(5, 0, KEY_F18),           /* £ (pound) */
 286         FNKEY(5, 1, KEY_F3),
 287         FNKEY(5, 2, KEY_LEFTBRACE),
 288         FNKEY(5, 3, KEY_F19),           /* " */
 289         FNKEY(5, 4, KEY_SLASH),
 290         FNKEY(6, 0, KEY_YEN),
 291         FNKEY(6, 1, KEY_F2),
 292         FNKEY(6, 2, KEY_F20),           /* @ */
 293         FNKEY(6, 3, KEY_APOSTROPHE),
 294         FNKEY(6, 4, KEY_F21),           /* : */
 295         FNKEY(7, 0, KEY_ENTER),
 296         FNKEY(7, 1, KEY_F1),
 297         FNKEY(7, 2, KEY_ESC),
 298         FNKEY(7, 3, KEY_CAPSLOCK),
 299         FNKEY(7, 4, KEY_SEMICOLON),
 300 };
 301
 302 static struct matrix_keymap_data board_map_data = {
 303         .keymap                 = board_keymap,
 304         .keymap_size            = ARRAY_SIZE(board_keymap),
 305 };
 306
 307 static struct twl4030_keypad_data pandora_kp_data = {
 308         .keymap_data    = &board_map_data,
 309         .rows           = 8,
 310         .cols           = 6,
 311         .rep            = 1,
 312 };
 313
 314 static struct omap_dss_device pandora_lcd_device = {
 315         .name                   = "lcd",
 316         .driver_name            = "tpo_td043mtea1_panel",
 317         .type                   = OMAP_DISPLAY_TYPE_DPI,
 318         .phy.dpi.data_lines     = 24,
 319         .reset_gpio             = 157,
 320 };
 321
 322 static struct omap_dss_device pandora_tv_device = {
 323         .name                   = "tv",
 324         .driver_name            = "venc",
 325         .type                   = OMAP_DISPLAY_TYPE_VENC,
 326         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 327 };
 328
 329 static struct omap_dss_device *pandora_dss_devices[] = {
 330         &pandora_lcd_device,
 331         &pandora_tv_device,
 332 };
 333
 334 static struct omap_dss_board_info pandora_dss_data = {
 335         .num_devices    = ARRAY_SIZE(pandora_dss_devices),
 336         .devices        = pandora_dss_devices,
 337         .default_device = &pandora_lcd_device,
 338 };
 339
 340 static void pandora_wl1251_init_card(struct mmc_card *card)
 341 {
 342         /*
 343          * We have TI wl1251 attached to MMC3. Pass this information to
 344          * SDIO core because it can't be probed by normal methods.
 345          */
 346         card->quirks |= MMC_QUIRK_NONSTD_SDIO;
 347         card->cccr.wide_bus = 1;
 348         card->cis.vendor = 0x104c;
 349         card->cis.device = 0x9066;
 350         card->cis.blksize = 512;
 351         card->cis.max_dtr = 20000000;
 352 }
 353
 354 static struct omap2_hsmmc_info omap3pandora_mmc[] = {
 355         {
 356                 .mmc            = 1,
 357                 .caps           = MMC_CAP_4_BIT_DATA,
 358                 .gpio_cd        = -EINVAL,
 359                 //.gpio_wp      = 126,
 360                 .gpio_wp        = -EINVAL,
 361                 .ext_clock      = 0,
 362         },
 363         {
 364                 .mmc            = 2,
 365                 .caps           = MMC_CAP_4_BIT_DATA,
 366                 .gpio_cd        = -EINVAL,
 367                 //.gpio_wp      = 127,
 368                 .gpio_wp        = -EINVAL,
 369                 .ext_clock      = 1,
 370                 .transceiver    = true,
 371         },
 372         {
 373                 .mmc            = 3,
 374                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
 375                 .gpio_cd        = -EINVAL,
 376                 .gpio_wp        = -EINVAL,
 377                 .init_card      = pandora_wl1251_init_card,
 378         },
 379         {}      /* Terminator */
 380 };
 381
 382 static int omap3pandora_twl_gpio_setup(struct device *dev,
 383                 unsigned gpio, unsigned ngpio)
 384 {
 385         int ret, gpio_32khz;
 386
 387         /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
 388         omap3pandora_mmc[0].gpio_cd = gpio + 0;
 389         omap3pandora_mmc[1].gpio_cd = gpio + 1;
 390         omap2_hsmmc_init(omap3pandora_mmc);
 391
 392         /* gpio + 13 drives 32kHz buffer for wifi module */
 393         gpio_32khz = gpio + 13;
 394         ret = gpio_request_one(gpio_32khz, GPIOF_OUT_INIT_HIGH, "wifi 32kHz");
 395         if (ret < 0) {
 396                 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
 397                 return -ENODEV;
 398         }
 399
 400         return 0;
 401 }
 402
 403 static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
 404         .gpio_base      = OMAP_MAX_GPIO_LINES,
 405         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 406         .irq_end        = TWL4030_GPIO_IRQ_END,
 407         .setup          = omap3pandora_twl_gpio_setup,
 408 };
 409
 410 static struct regulator_consumer_supply pandora_vmmc1_supply[] = {
 411         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
 412 };
 413
 414 static struct regulator_consumer_supply pandora_vmmc2_supply[] = {
 415         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1")
 416 };
 417
 418 static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
 419         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
 420 };
 421
 422 static struct regulator_consumer_supply pandora_vdds_supplies[] = {
 423         REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
 424         REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
 425         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
 426 };
 427
 428 static struct regulator_consumer_supply pandora_vcc_lcd_supply[] = {
 429         REGULATOR_SUPPLY("vcc", "display0"),
 430 };
 431
 432 static struct regulator_consumer_supply pandora_usb_phy_supply[] = {
 433         REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
 434 };
 435
 436 /* ads7846 on SPI and 2 nub controllers on I2C */
 437 static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
 438         REGULATOR_SUPPLY("vcc", "spi1.0"),
 439         REGULATOR_SUPPLY("vcc", "3-0066"),
 440         REGULATOR_SUPPLY("vcc", "3-0067"),
 441 };
 442
 443 static struct regulator_consumer_supply pandora_adac_supply[] = {
 444         REGULATOR_SUPPLY("vcc", "soc-audio"),
 445         REGULATOR_SUPPLY("lidsw", NULL),
 446 };
 447
 448 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 449 static struct regulator_init_data pandora_vmmc1 = {
 450         .constraints = {
 451                 .min_uV                 = 1850000,
 452                 .max_uV                 = 3150000,
 453                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 454                                         | REGULATOR_MODE_STANDBY,
 455                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 456                                         | REGULATOR_CHANGE_MODE
 457                                         | REGULATOR_CHANGE_STATUS,
 458         },
 459         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc1_supply),
 460         .consumer_supplies      = pandora_vmmc1_supply,
 461 };
 462
 463 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
 464 static struct regulator_init_data pandora_vmmc2 = {
 465         .constraints = {
 466                 .min_uV                 = 1850000,
 467                 .max_uV                 = 3150000,
 468                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 469                                         | REGULATOR_MODE_STANDBY,
 470                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 471                                         | REGULATOR_CHANGE_MODE
 472                                         | REGULATOR_CHANGE_STATUS,
 473         },
 474         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc2_supply),
 475         .consumer_supplies      = pandora_vmmc2_supply,
 476 };
 477
 478 /* VAUX1 for LCD */
 479 static struct regulator_init_data pandora_vaux1 = {
 480         .constraints = {
 481                 .min_uV                 = 3000000,
 482                 .max_uV                 = 3000000,
 483                 .apply_uV               = true,
 484                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 485                                         | REGULATOR_MODE_STANDBY,
 486                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 487                                         | REGULATOR_CHANGE_STATUS,
 488         },
 489         .num_consumer_supplies  = ARRAY_SIZE(pandora_vcc_lcd_supply),
 490         .consumer_supplies      = pandora_vcc_lcd_supply,
 491 };
 492
 493 /* VAUX2 for USB host PHY */
 494 static struct regulator_init_data pandora_vaux2 = {
 495         .constraints = {
 496                 .min_uV                 = 1800000,
 497                 .max_uV                 = 1800000,
 498                 .apply_uV               = true,
 499                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 500                                         | REGULATOR_MODE_STANDBY,
 501                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 502                                         | REGULATOR_CHANGE_STATUS,
 503         },
 504         .num_consumer_supplies  = ARRAY_SIZE(pandora_usb_phy_supply),
 505         .consumer_supplies      = pandora_usb_phy_supply,
 506 };
 507
 508 /* VAUX4 for ads7846 and nubs */
 509 static struct regulator_init_data pandora_vaux4 = {
 510         .constraints = {
 511                 .min_uV                 = 2800000,
 512                 .max_uV                 = 2800000,
 513                 .apply_uV               = true,
 514                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 515                                         | REGULATOR_MODE_STANDBY,
 516                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 517                                         | REGULATOR_CHANGE_STATUS,
 518         },
 519         .num_consumer_supplies  = ARRAY_SIZE(pandora_vaux4_supplies),
 520         .consumer_supplies      = pandora_vaux4_supplies,
 521 };
 522
 523 /* VSIM for audio DAC */
 524 static struct regulator_init_data pandora_vsim = {
 525         .constraints = {
 526                 .min_uV                 = 2800000,
 527                 .max_uV                 = 2800000,
 528                 .apply_uV               = true,
 529                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 530                                         | REGULATOR_MODE_STANDBY,
 531                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 532                                         | REGULATOR_CHANGE_STATUS,
 533         },
 534         .num_consumer_supplies  = ARRAY_SIZE(pandora_adac_supply),
 535         .consumer_supplies      = pandora_adac_supply,
 536 };
 537
 538 /* Fixed regulator internal to Wifi module */
 539 static struct regulator_init_data pandora_vmmc3 = {
 540         .constraints = {
 541                 .valid_ops_mask         = REGULATOR_CHANGE_STATUS,
 542         },
 543         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc3_supply),
 544         .consumer_supplies      = pandora_vmmc3_supply,
 545 };
 546
 547 static struct fixed_voltage_config pandora_vwlan = {
 548         .supply_name            = "vwlan",
 549         .microvolts             = 1800000, /* 1.8V */
 550         .gpio                   = PANDORA_WIFI_NRESET_GPIO,
 551         .startup_delay          = 50000, /* 50ms */
 552         .enable_high            = 1,
 553         .enabled_at_boot        = 0,
 554         .init_data              = &pandora_vmmc3,
 555 };
 556
 557 static struct platform_device pandora_vwlan_device = {
 558         .name           = "reg-fixed-voltage",
 559         .id             = 1,
 560         .dev = {
 561                 .platform_data = &pandora_vwlan,
 562         },
 563 };
 564
 565 static char *pandora_power_supplied_to[] = {
 566         "bq27500-0",
 567 };
 568
 569 static struct twl4030_bci_platform_data pandora_bci_data = {
 570         .supplied_to            = pandora_power_supplied_to,
 571         .num_supplicants        = ARRAY_SIZE(pandora_power_supplied_to),
 572 };
 573
 574 static struct twl4030_power_data pandora_power_data = {
 575         .use_poweroff   = 1,
 576 };
 577
 578 static struct twl4030_platform_data omap3pandora_twldata = {
 579         .gpio           = &omap3pandora_gpio_data,
 580         .vmmc1          = &pandora_vmmc1,
 581         .vmmc2          = &pandora_vmmc2,
 582         .vaux1          = &pandora_vaux1,
 583         .vaux2          = &pandora_vaux2,
 584         .vaux4          = &pandora_vaux4,
 585         .vsim           = &pandora_vsim,
 586         .keypad         = &pandora_kp_data,
 587         .bci            = &pandora_bci_data,
 588         .power          = &pandora_power_data,
 589 };
 590
 591 static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
 592         {
 593                 I2C_BOARD_INFO("tps65950", 0x48),
 594                 .flags = I2C_CLIENT_WAKE,
 595                 .irq = INT_34XX_SYS_NIRQ,
 596                 .platform_data = &omap3pandora_twldata,
 597         },
 598 };
 599
 600 static struct vsense_platform_data omap3pandora_nub1_data = {
 601         .gpio_irq       = 161,
 602         .gpio_reset     = 156,
 603 };
 604
 605 static struct vsense_platform_data omap3pandora_nub2_data = {
 606         .gpio_irq       = 162,
 607         .gpio_reset     = 156,
 608 };
 609
 610 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
 611         {
 612                 I2C_BOARD_INFO("vsense", 0x66),
 613                 .flags = I2C_CLIENT_WAKE,
 614                 .platform_data = &omap3pandora_nub1_data,
 615         }, {
 616                 I2C_BOARD_INFO("vsense", 0x67),
 617                 .flags = I2C_CLIENT_WAKE,
 618                 .platform_data = &omap3pandora_nub2_data,
 619         }, {
 620                 I2C_BOARD_INFO("bq27500", 0x55),
 621                 .flags = I2C_CLIENT_WAKE,
 622         },
 623 };
 624
 625 static int __init omap3pandora_i2c_init(void)
 626 {
 627         omap3_pmic_get_config(&omap3pandora_twldata,
 628                         TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO,
 629                         TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
 630
 631         omap3pandora_twldata.vdac->constraints.apply_uV = true;
 632
 633         omap3pandora_twldata.vpll2->constraints.apply_uV = true;
 634         omap3pandora_twldata.vpll2->num_consumer_supplies =
 635                                         ARRAY_SIZE(pandora_vdds_supplies);
 636         omap3pandora_twldata.vpll2->consumer_supplies = pandora_vdds_supplies;
 637
 638         omap3_pmic_init("tps65950", &omap3pandora_twldata);
 639         /* i2c2 pins are not connected */
 640         omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
 641                         ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
 642         return 0;
 643 }
 644
 645 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
 646         {
 647                 .modalias               = "tpo_td043mtea1_panel_spi",
 648                 .bus_num                = 1,
 649                 .chip_select            = 1,
 650                 .max_speed_hz           = 375000,
 651                 .platform_data          = &pandora_lcd_device,
 652         }
 653 };
 654
 655 static void __init pandora_wl1251_init(void)
 656 {
 657         struct wl12xx_platform_data pandora_wl1251_pdata;
 658         int ret;
 659
 660         memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
 661
 662         ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
 663         if (ret < 0)
 664                 goto fail;
 665
 666         pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
 667         if (pandora_wl1251_pdata.irq < 0)
 668                 goto fail_irq;
 669
 670         pandora_wl1251_pdata.use_eeprom = true;
 671         ret = wl12xx_set_platform_data(&pandora_wl1251_pdata);
 672         if (ret < 0)
 673                 goto fail_irq;
 674
 675         return;
 676
 677 fail_irq:
 678         gpio_free(PANDORA_WIFI_IRQ_GPIO);
 679 fail:
 680         printk(KERN_ERR "wl1251 board initialisation failed\n");
 681 }
 682
 683 static void __init pandora_usb_host_init(void)
 684 {
 685         int ret;
 686
 687         ret = gpio_request_one(PANDORA_EN_USB_5V_GPIO, GPIOF_OUT_INIT_HIGH,
 688                 "ehci vbus");
 689         if (ret < 0)
 690                 pr_err("Cannot set vbus GPIO, ret=%d\n", ret);
 691 }
 692
 693 #include <linux/spi/ads7846.h>
 694 #include <asm/system.h>
 695
 696 static DECLARE_COMPLETION(ts_completion);
 697 static struct timespec ts_last_framedone;
 698
 699 static void vsync_irq_wait_handler(void *data, u32 mask)
 700 {
 701         getnstimeofday(&ts_last_framedone);
 702         complete(&ts_completion);
 703 }
 704
 705 static void ads7846_wait_for_sync(void)
 706 {
 707         struct timespec now, diff;
 708         u32 diff_us;
 709
 710         getnstimeofday(&now);
 711         diff = timespec_sub(now, ts_last_framedone);
 712         diff_us = diff.tv_nsec / NSEC_PER_USEC + diff.tv_sec * USEC_PER_SEC;
 713         if (diff_us < 1023 || diff_us > 40000)
 714                 /* still blanking or display inactive */
 715                 return;
 716
 717         /* wait for blanking period */
 718         disable_hlt();
 719         wait_for_completion_timeout(&ts_completion, HZ / 30);
 720         enable_hlt();
 721 }
 722
 723 static int pandora_pendown_state(void)
 724 {
 725         static int val_old;
 726         int val;
 727         int ret;
 728
 729         val = !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
 730         if (!in_irq() && !in_atomic() && val != val_old) {
 731                 init_completion(&ts_completion);
 732                 dispc_runtime_get();
 733                 if (val)
 734                         ret = omap_dispc_register_isr(vsync_irq_wait_handler,
 735                                 NULL, DISPC_IRQ_VSYNC);
 736                 else
 737                         ret = omap_dispc_unregister_isr(vsync_irq_wait_handler,
 738                                 NULL, DISPC_IRQ_VSYNC);
 739                 dispc_runtime_put();
 740                 if (ret != 0)
 741                         pr_err("%s: can't (un)register isr: %d %d\n",
 742                                 __func__, val, ret);
 743                 val_old = val;
 744         }
 745
 746         return val;
 747 }
 748
 749 static struct ads7846_platform_data pandora_ads7846_cfg = {
 750         .x_max                  = 0x0fff,
 751         .y_max                  = 0x0fff,
 752         .x_plate_ohms           = 180,
 753         .pressure_max           = 255,
 754         .debounce_max           = 10,
 755         .debounce_tol           = 3,
 756         .debounce_rep           = 1,
 757         .gpio_pendown           = OMAP3_PANDORA_TS_GPIO,
 758         .keep_vref_on           = 1,
 759         .wait_for_sync          = ads7846_wait_for_sync,
 760         .get_pendown_state      = pandora_pendown_state,
 761 };
 762
 763 static struct platform_device *omap3pandora_devices[] __initdata = {
 764         &pandora_leds_gpio,
 765         &pandora_leds_pwm,
 766         &pandora_bl,
 767         &pandora_keys_gpio,
 768         &pandora_vwlan_device,
 769 };
 770
 771 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 772
 773         .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
 774         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 775         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 776
 777         .phy_reset  = true,
 778         .reset_gpio_port[0]  = -EINVAL,
 779         .reset_gpio_port[1]  = 16,
 780         .reset_gpio_port[2]  = -EINVAL
 781 };
 782
 783 #ifdef CONFIG_OMAP_MUX
 784 static struct omap_board_mux board_mux[] __initdata = {
 785         /* enable wakeup for pandora button (GPIO99) */
 786         OMAP3_MUX(CAM_D0, OMAP_INPUT_EN | OMAP_WAKEUP_EN | OMAP_MUX_MODE4),
 787         { .reg_offset = OMAP_MUX_TERMINATOR },
 788 };
 789 #endif
 790
 791 static struct regulator *lid_switch_power;
 792
 793 #ifdef CONFIG_PM_SLEEP
 794 static int pandora_pm_suspend(struct device *dev)
 795 {
 796         if (!IS_ERR_OR_NULL(lid_switch_power))
 797                 regulator_disable(lid_switch_power);
 798
 799         return 0;
 800 }
 801
 802 static int pandora_pm_resume(struct device *dev)
 803 {
 804         if (!IS_ERR_OR_NULL(lid_switch_power))
 805                 regulator_enable(lid_switch_power);
 806
 807         return 0;
 808 }
 809 #endif
 810
 811 static SIMPLE_DEV_PM_OPS(pandora_pm, pandora_pm_suspend, pandora_pm_resume);
 812
 813 static int __devinit pandora_pm_probe(struct platform_device *pdev)
 814 {
 815         lid_switch_power = regulator_get(NULL, "lidsw");
 816         if (!IS_ERR(lid_switch_power))
 817                 regulator_enable(lid_switch_power);
 818
 819         return 0;
 820 }
 821
 822 static struct platform_driver pandora_pm_driver = {
 823         .probe          = pandora_pm_probe,
 824         .driver         = {
 825                 .name   = "pandora-pm",
 826                 .pm     = &pandora_pm,
 827         },
 828 };
 829
 830 static struct platform_device pandora_pm_dev = {
 831         .name   = "pandora-pm",
 832         .id     = -1,
 833 };
 834
 835 static int __init pandora_pm_drv_reg(void)
 836 {
 837         platform_device_register(&pandora_pm_dev);
 838         return platform_driver_register(&pandora_pm_driver);
 839 }
 840 late_initcall(pandora_pm_drv_reg);
 841
 842 static void __init omap3pandora_init(void)
 843 {
 844         struct omap_sdrc_params *sdrc_params;
 845
 846         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 847         pandora_usb_host_init();
 848         omap3pandora_i2c_init();
 849         pandora_wl1251_init();
 850         platform_add_devices(omap3pandora_devices,
 851                         ARRAY_SIZE(omap3pandora_devices));
 852         omap_display_init(&pandora_dss_data);
 853         omap_serial_init();
 854
 855         sdrc_params = mt46h32m32lf6_sdrc_params;
 856         if (cpu_is_omap3630() || omap_rev() >= OMAP3430_REV_ES3_0)
 857                 sdrc_params = mt29c4g96mazapcjg5_sdrc_params;
 858         omap_sdrc_init(sdrc_params, sdrc_params);
 859
 860         spi_register_board_info(omap3pandora_spi_board_info,
 861                         ARRAY_SIZE(omap3pandora_spi_board_info));
 862         omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 4, &pandora_ads7846_cfg);
 863         usbhs_init(&usbhs_bdata);
 864         usb_musb_init(NULL);
 865         gpmc_nand_init(&pandora_nand_data);
 866
 867         /* Ensure SDRC pins are mux'd for self-refresh */
 868         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 869         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 870 }
 871
 872 /* HACK: create it here, so that others don't need to bother */
 873 #ifdef CONFIG_PROC_FS
 874 #include <linux/proc_fs.h>
 875
 876 static int __init proc_pandora_init(void)
 877 {
 878         struct proc_dir_entry *ret;
 879
 880         ret = proc_mkdir("pandora", NULL);
 881         if (!ret)
 882                 return -ENOMEM;
 883         return 0;
 884 }
 885 fs_initcall(proc_pandora_init);
 886 #endif
 887
 888 MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
 889         .atag_offset    = 0x100,
 890         .reserve        = omap_reserve,
 891         .map_io         = omap3_map_io,
 892         .init_early     = omap35xx_init_early,
 893         .init_irq       = omap3_init_irq,
 894         .init_machine   = omap3pandora_init,
 895         .timer          = &omap3_timer,
 896 MACHINE_END