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