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         /* on non-CC units only, must be last */
 433         REGULATOR_SUPPLY("vdd", "display0"),
 434 };
 435
 436 static struct regulator_consumer_supply pandora_usb_phy_supply[] = {
 437         REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
 438 };
 439
 440 static struct regulator_consumer_supply pandora_exp_supply[] = {
 441         REGULATOR_SUPPLY("exp", NULL),
 442 };
 443
 444 /* ads7846 on SPI and 2 nub controllers on I2C */
 445 static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
 446         REGULATOR_SUPPLY("vcc", "spi1.0"),
 447         REGULATOR_SUPPLY("vcc", "3-0066"),
 448         REGULATOR_SUPPLY("vcc", "3-0067"),
 449 };
 450
 451 static struct regulator_consumer_supply pandora_adac_supply[] = {
 452         REGULATOR_SUPPLY("vcc", "soc-audio"),
 453         REGULATOR_SUPPLY("lidsw", NULL),
 454 };
 455
 456 static struct regulator_consumer_supply pandora_5v_supplies[] = {
 457         REGULATOR_SUPPLY("v5v_force", NULL),
 458         REGULATOR_SUPPLY("vdd_amp", "soc-audio"),
 459         REGULATOR_SUPPLY("hsusb1_vbus", "ehci-omap.0"),
 460         REGULATOR_SUPPLY("vdd", "display0"), /* on CC units, must be last */
 461 };
 462
 463 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 464 static struct regulator_init_data pandora_vmmc1 = {
 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_vmmc1_supply),
 475         .consumer_supplies      = pandora_vmmc1_supply,
 476 };
 477
 478 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
 479 static struct regulator_init_data pandora_vmmc2 = {
 480         .constraints = {
 481                 .min_uV                 = 1850000,
 482                 .max_uV                 = 3150000,
 483                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 484                                         | REGULATOR_MODE_STANDBY,
 485                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 486                                         | REGULATOR_CHANGE_MODE
 487                                         | REGULATOR_CHANGE_STATUS,
 488         },
 489         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc2_supply),
 490         .consumer_supplies      = pandora_vmmc2_supply,
 491 };
 492
 493 /* VAUX1 for LCD */
 494 static struct regulator_init_data pandora_vaux1 = {
 495         .constraints = {
 496                 .min_uV                 = 3000000,
 497                 .max_uV                 = 3000000,
 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_vcc_lcd_supply),
 505         .consumer_supplies      = pandora_vcc_lcd_supply,
 506 };
 507
 508 /* VAUX2 for USB host PHY */
 509 static struct regulator_init_data pandora_vaux2 = {
 510         .constraints = {
 511                 .min_uV                 = 1800000,
 512                 .max_uV                 = 1800000,
 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_usb_phy_supply),
 520         .consumer_supplies      = pandora_usb_phy_supply,
 521 };
 522
 523 /* VAUX3 goes to the expansion port */
 524 static struct regulator_init_data pandora_vaux3 = {
 525         .constraints = {
 526                 .min_uV                 = 1500000,
 527                 .max_uV                 = 3000000,
 528                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 529                                         | REGULATOR_MODE_STANDBY,
 530                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 531                                         | REGULATOR_CHANGE_MODE
 532                                         | REGULATOR_CHANGE_STATUS,
 533         },
 534         .num_consumer_supplies  = ARRAY_SIZE(pandora_exp_supply),
 535         .consumer_supplies      = pandora_exp_supply,
 536 };
 537
 538 /* VAUX4 for ads7846 and nubs */
 539 static struct regulator_init_data pandora_vaux4 = {
 540         .constraints = {
 541                 .min_uV                 = 3000000,
 542                 .max_uV                 = 3000000,
 543                 .apply_uV               = true,
 544                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 545                                         | REGULATOR_MODE_STANDBY,
 546                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 547                                         | REGULATOR_CHANGE_STATUS,
 548         },
 549         .num_consumer_supplies  = ARRAY_SIZE(pandora_vaux4_supplies),
 550         .consumer_supplies      = pandora_vaux4_supplies,
 551 };
 552
 553 /* VSIM for audio DAC */
 554 static struct regulator_init_data pandora_vsim = {
 555         .constraints = {
 556                 .min_uV                 = 2800000,
 557                 .max_uV                 = 2800000,
 558                 .apply_uV               = true,
 559                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 560                                         | REGULATOR_MODE_STANDBY,
 561                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 562                                         | REGULATOR_CHANGE_STATUS,
 563         },
 564         .num_consumer_supplies  = ARRAY_SIZE(pandora_adac_supply),
 565         .consumer_supplies      = pandora_adac_supply,
 566 };
 567
 568 /* REGEN enables the 5V supply */
 569 static struct regulator_init_data pandora_regen = {
 570         .constraints = {
 571                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 572                                         | REGULATOR_MODE_STANDBY,
 573                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 574                                         | REGULATOR_CHANGE_STATUS,
 575         },
 576 };
 577
 578 /* 5V supply that feeds EHCI VBUS, audio amp, and (on CC only) the LCD */
 579 static struct regulator_init_data pandora_v5v_data = {
 580         .supply_regulator       = "REGEN",
 581         .num_consumer_supplies  = ARRAY_SIZE(pandora_5v_supplies),
 582         .consumer_supplies      = pandora_5v_supplies,
 583 };
 584
 585 static struct fixed_voltage_config pandora_v5v = {
 586         .supply_name            = "v5v",
 587         .microvolts             = 5000000,
 588         .gpio                   = -EINVAL,
 589         .startup_delay          = 5000, /* just a guess */
 590         .enabled_at_boot        = 1,
 591         .init_data              = &pandora_v5v_data,
 592 };
 593
 594 static struct platform_device pandora_v5v_device = {
 595         .name           = "reg-fixed-voltage",
 596         .id             = 0,
 597         .dev = {
 598                 .platform_data = &pandora_v5v,
 599         },
 600 };
 601
 602 /* Fixed regulator internal to Wifi module */
 603 static struct regulator_init_data pandora_vmmc3 = {
 604         .constraints = {
 605                 .valid_ops_mask         = REGULATOR_CHANGE_STATUS,
 606         },
 607         .num_consumer_supplies  = ARRAY_SIZE(pandora_vmmc3_supply),
 608         .consumer_supplies      = pandora_vmmc3_supply,
 609 };
 610
 611 static struct fixed_voltage_config pandora_vwlan = {
 612         .supply_name            = "vwlan",
 613         .microvolts             = 1800000, /* 1.8V */
 614         .gpio                   = PANDORA_WIFI_NRESET_GPIO,
 615         .startup_delay          = 50000, /* 50ms */
 616         .enable_high            = 1,
 617         .enabled_at_boot        = 0,
 618         .init_data              = &pandora_vmmc3,
 619 };
 620
 621 static struct platform_device pandora_vwlan_device = {
 622         .name           = "reg-fixed-voltage",
 623         .id             = 1,
 624         .dev = {
 625                 .platform_data = &pandora_vwlan,
 626         },
 627 };
 628
 629 static char *pandora_power_supplied_to[] = {
 630         "bq27500-0",
 631 };
 632
 633 static struct twl4030_bci_platform_data pandora_bci_data = {
 634         .supplied_to            = pandora_power_supplied_to,
 635         .num_supplicants        = ARRAY_SIZE(pandora_power_supplied_to),
 636 };
 637
 638 static struct twl4030_ins sleep_on_seq[] = {
 639         { MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_SLEEP), 2 },
 640 };
 641
 642 static struct twl4030_script sleep_on_script = {
 643         .script = sleep_on_seq,
 644         .size   = ARRAY_SIZE(sleep_on_seq),
 645         .flags  = TWL4030_SLEEP_SCRIPT,
 646 };
 647
 648 static struct twl4030_ins wakeup_p3_seq[] = {
 649         { MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_ACTIVE), 2 },
 650 };
 651
 652 static struct twl4030_script wakeup_p3_script = {
 653         .script = wakeup_p3_seq,
 654         .size   = ARRAY_SIZE(wakeup_p3_seq),
 655         .flags  = TWL4030_WAKEUP3_SCRIPT,
 656 };
 657
 658 static struct twl4030_script *twl4030_scripts[] = {
 659         /* wakeup script should be loaded before sleep script, otherwise a
 660            board might hit retention before loading of wakeup script is
 661            completed. This can cause boot failures depending on timing issues.
 662         */
 663         &wakeup_p3_script,
 664         &sleep_on_script,
 665 };
 666
 667 static struct twl4030_resconfig twl4030_rconfig[] = {
 668         {
 669                 .resource = RES_HFCLKOUT, .devgroup = DEV_GRP_P3,
 670                 .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
 671         },
 672         { 0, 0},
 673 };
 674
 675 static struct twl4030_power_data pandora_power_data = {
 676         .scripts        = twl4030_scripts,
 677         .num            = ARRAY_SIZE(twl4030_scripts),
 678         .resource_config = twl4030_rconfig,
 679
 680         .use_poweroff   = 1,
 681 };
 682
 683 static struct twl4030_platform_data omap3pandora_twldata = {
 684         .gpio           = &omap3pandora_gpio_data,
 685         .vmmc1          = &pandora_vmmc1,
 686         .vmmc2          = &pandora_vmmc2,
 687         .vaux1          = &pandora_vaux1,
 688         .vaux2          = &pandora_vaux2,
 689         .vaux3          = &pandora_vaux3,
 690         .vaux4          = &pandora_vaux4,
 691         .vsim           = &pandora_vsim,
 692         .regen          = &pandora_regen,
 693         .keypad         = &pandora_kp_data,
 694         .bci            = &pandora_bci_data,
 695         .power          = &pandora_power_data,
 696
 697         .dep_device     = &pandora_v5v_device,
 698 };
 699
 700 static struct vsense_platform_data omap3pandora_nub1_data = {
 701         .gpio_irq       = 161,
 702         .gpio_reset     = 156,
 703 };
 704
 705 static struct vsense_platform_data omap3pandora_nub2_data = {
 706         .gpio_irq       = 162,
 707         .gpio_reset     = 156,
 708 };
 709
 710 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
 711         {
 712                 I2C_BOARD_INFO("vsense", 0x66),
 713                 .flags = I2C_CLIENT_WAKE,
 714                 .platform_data = &omap3pandora_nub1_data,
 715         }, {
 716                 I2C_BOARD_INFO("vsense", 0x67),
 717                 .flags = I2C_CLIENT_WAKE,
 718                 .platform_data = &omap3pandora_nub2_data,
 719         }, {
 720                 I2C_BOARD_INFO("bq27500", 0x55),
 721                 .flags = I2C_CLIENT_WAKE,
 722         },
 723 };
 724
 725 static int __init omap3pandora_i2c_init(void)
 726 {
 727         omap3_pmic_get_config(&omap3pandora_twldata,
 728                         TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO,
 729                         TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
 730
 731         omap3pandora_twldata.vdac->constraints.apply_uV = true;
 732
 733         omap3pandora_twldata.vpll2->constraints.apply_uV = true;
 734         omap3pandora_twldata.vpll2->num_consumer_supplies =
 735                                         ARRAY_SIZE(pandora_vdds_supplies);
 736         omap3pandora_twldata.vpll2->consumer_supplies = pandora_vdds_supplies;
 737
 738         /* LCD vdd is connected differently on CC */
 739         if (cpu_is_omap3630() || omap_rev() >= OMAP3430_REV_ES3_0)
 740                 pandora_v5v_data.num_consumer_supplies--;
 741         else
 742                 pandora_vaux1.num_consumer_supplies--;
 743
 744         omap3_pmic_init("tps65950", &omap3pandora_twldata);
 745         /* i2c2 pins are not connected */
 746         omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
 747                         ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
 748         return 0;
 749 }
 750
 751 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
 752         {
 753                 .modalias               = "tpo_td043mtea1_panel_spi",
 754                 .bus_num                = 1,
 755                 .chip_select            = 1,
 756                 .max_speed_hz           = 375000,
 757                 .platform_data          = &pandora_lcd_device,
 758         }
 759 };
 760
 761 static void __init pandora_wl1251_init(void)
 762 {
 763         struct wl12xx_platform_data pandora_wl1251_pdata;
 764         int ret;
 765
 766         memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
 767
 768         ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
 769         if (ret < 0)
 770                 goto fail;
 771
 772         pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
 773         if (pandora_wl1251_pdata.irq < 0)
 774                 goto fail_irq;
 775
 776         pandora_wl1251_pdata.use_eeprom = true;
 777         ret = wl12xx_set_platform_data(&pandora_wl1251_pdata);
 778         if (ret < 0)
 779                 goto fail_irq;
 780
 781         return;
 782
 783 fail_irq:
 784         gpio_free(PANDORA_WIFI_IRQ_GPIO);
 785 fail:
 786         printk(KERN_ERR "wl1251 board initialisation failed\n");
 787 }
 788
 789 static void __init pandora_usb_host_init(void)
 790 {
 791         int ret;
 792
 793         ret = gpio_request_one(PANDORA_EN_USB_5V_GPIO, GPIOF_OUT_INIT_HIGH,
 794                 "ehci vbus");
 795         if (ret < 0)
 796                 pr_err("Cannot set vbus GPIO, ret=%d\n", ret);
 797 }
 798
 799 #include <linux/spi/ads7846.h>
 800 #include <asm/system.h>
 801
 802 static DECLARE_COMPLETION(ts_completion);
 803 static struct timespec ts_last_framedone;
 804 static int pendown_state;
 805
 806 static void vsync_irq_wait_handler(void *data, u32 mask)
 807 {
 808         getnstimeofday(&ts_last_framedone);
 809
 810         /* reliable to read here */
 811         pendown_state = !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
 812
 813         complete(&ts_completion);
 814 }
 815
 816 static void ads7846_wait_for_sync(void)
 817 {
 818         struct timespec now, diff;
 819         u32 diff_us;
 820
 821         getnstimeofday(&now);
 822         diff = timespec_sub(now, ts_last_framedone);
 823         diff_us = diff.tv_nsec / NSEC_PER_USEC + diff.tv_sec * USEC_PER_SEC;
 824         if (diff_us < 1023 || diff_us > 40000)
 825                 /* still blanking or display inactive */
 826                 return;
 827
 828         /* wait for blanking period */
 829         disable_hlt();
 830         wait_for_completion_timeout(&ts_completion, HZ / 30);
 831         enable_hlt();
 832 }
 833
 834 static int pandora_pendown_state(void)
 835 {
 836         static int val_old;
 837         struct timespec now, diff;
 838         u32 diff_us;
 839         int val;
 840         int ret;
 841
 842         /* This line is a noisy mess. It doesn't trigger spuriously, i.e.
 843          * there is no signal when pen is up, but when it's down we have
 844          * white noise of sorts. */
 845         val = !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
 846         pendown_state |= val;
 847
 848         if (in_irq() || in_atomic())
 849                 /* no time to fight noise.. */
 850                 return val | pendown_state;
 851
 852         if (val == 0) {
 853                 getnstimeofday(&now);
 854                 diff = timespec_sub(now, ts_last_framedone);
 855                 diff_us = diff.tv_nsec / NSEC_PER_USEC + diff.tv_sec * USEC_PER_SEC;
 856
 857                 if (diff_us < 40000)
 858                         /* assume pendown_state is up-to-date */
 859                         val = pendown_state;
 860                 else
 861                         pendown_state = 0;
 862         }
 863
 864         if (val != val_old) {
 865                 init_completion(&ts_completion);
 866                 dispc_runtime_get();
 867                 if (val)
 868                         ret = omap_dispc_register_isr(vsync_irq_wait_handler,
 869                                 NULL, DISPC_IRQ_VSYNC);
 870                 else
 871                         ret = omap_dispc_unregister_isr(vsync_irq_wait_handler,
 872                                 NULL, DISPC_IRQ_VSYNC);
 873                 dispc_runtime_put();
 874                 if (ret != 0)
 875                         pr_err("%s: can't (un)register isr: %d %d\n",
 876                                 __func__, val, ret);
 877                 val_old = val;
 878         }
 879
 880         return val;
 881 }
 882
 883 static struct ads7846_platform_data pandora_ads7846_cfg = {
 884         .x_max                  = 0x0fff,
 885         .y_max                  = 0x0fff,
 886         .x_plate_ohms           = 180,
 887         .pressure_max           = 255,
 888         .debounce_max           = 10,
 889         .debounce_tol           = 3,
 890         .debounce_rep           = 1,
 891         .gpio_pendown           = OMAP3_PANDORA_TS_GPIO,
 892         .keep_vref_on           = 1,
 893         .wait_for_sync          = ads7846_wait_for_sync,
 894         .get_pendown_state      = pandora_pendown_state,
 895 };
 896
 897 static struct platform_device pandora_ram_console = {
 898         .name   = "ram_console",
 899         .id     = -1,
 900 };
 901
 902 static struct platform_device pandora_c64_tools = {
 903         .name   = "c64_tools",
 904         .dev    = {
 905                 .coherent_dma_mask = DMA_BIT_MASK(32),
 906         },
 907 };
 908
 909 static struct platform_device *omap3pandora_devices[] __initdata = {
 910         &pandora_leds_gpio,
 911         &pandora_leds_pwm,
 912         &pandora_bl,
 913         &pandora_keys_gpio,
 914         &pandora_vwlan_device,
 915         &pandora_ram_console,
 916         &pandora_c64_tools,
 917 };
 918
 919 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 920
 921         .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
 922         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 923         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 924
 925         .phy_reset  = true,
 926         .reset_gpio_port[0]  = -EINVAL,
 927         .reset_gpio_port[1]  = 16,
 928         .reset_gpio_port[2]  = -EINVAL
 929 };
 930
 931 #ifdef CONFIG_OMAP_MUX
 932 static struct omap_board_mux board_mux[] __initdata = {
 933         /* enable wakeup for pandora button (GPIO99) */
 934         OMAP3_MUX(CAM_D0, OMAP_INPUT_EN | OMAP_WAKEUP_EN | OMAP_MUX_MODE4),
 935         /* noisy unused signal from LCD cable */
 936         OMAP3_MUX(CAM_VS, OMAP_INPUT_EN | OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_MUX_MODE7),
 937         { .reg_offset = OMAP_MUX_TERMINATOR },
 938 };
 939 #endif
 940
 941 static struct regulator *lid_switch_power;
 942
 943 #ifdef CONFIG_PM_SLEEP
 944 static int pandora_pm_suspend(struct device *dev)
 945 {
 946         if (!IS_ERR_OR_NULL(lid_switch_power))
 947                 regulator_disable(lid_switch_power);
 948
 949         return 0;
 950 }
 951
 952 static int pandora_pm_resume(struct device *dev)
 953 {
 954         if (!IS_ERR_OR_NULL(lid_switch_power))
 955                 regulator_enable(lid_switch_power);
 956
 957         return 0;
 958 }
 959 #endif
 960
 961 static SIMPLE_DEV_PM_OPS(pandora_pm, pandora_pm_suspend, pandora_pm_resume);
 962
 963 static int __devinit pandora_pm_probe(struct platform_device *pdev)
 964 {
 965         lid_switch_power = regulator_get(NULL, "lidsw");
 966         if (!IS_ERR(lid_switch_power))
 967                 regulator_enable(lid_switch_power);
 968
 969         return 0;
 970 }
 971
 972 static struct platform_driver pandora_pm_driver = {
 973         .probe          = pandora_pm_probe,
 974         .driver         = {
 975                 .name   = "pandora-pm",
 976                 .pm     = &pandora_pm,
 977         },
 978 };
 979
 980 static struct platform_device pandora_pm_dev = {
 981         .name   = "pandora-pm",
 982         .id     = -1,
 983 };
 984
 985 static int __init pandora_pm_drv_reg(void)
 986 {
 987         platform_device_register(&pandora_pm_dev);
 988         return platform_driver_register(&pandora_pm_driver);
 989 }
 990 late_initcall(pandora_pm_drv_reg);
 991
 992 static void __init omap3pandora_init(void)
 993 {
 994         struct omap_sdrc_params *sdrc_params;
 995
 996         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 997         pandora_usb_host_init();
 998         omap3pandora_i2c_init();
 999         pandora_wl1251_init();
1000         platform_add_devices(omap3pandora_devices,
1001                         ARRAY_SIZE(omap3pandora_devices));
1002         omap_display_init(&pandora_dss_data);
1003         omap_serial_init();
1004
1005         sdrc_params = mt46h32m32lf6_sdrc_params;
1006         if (cpu_is_omap3630() || omap_rev() >= OMAP3430_REV_ES3_0)
1007                 sdrc_params = mt29c4g96mazapcjg5_sdrc_params;
1008         omap_sdrc_init(sdrc_params, sdrc_params);
1009
1010         spi_register_board_info(omap3pandora_spi_board_info,
1011                         ARRAY_SIZE(omap3pandora_spi_board_info));
1012         omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 31, &pandora_ads7846_cfg);
1013         usbhs_init(&usbhs_bdata);
1014         usb_musb_init(NULL);
1015         gpmc_nand_init(&pandora_nand_data);
1016
1017         /* Ensure SDRC pins are mux'd for self-refresh */
1018         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
1019         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
1020 }
1021
1022 /* HACK: create it here, so that others don't need to bother */
1023 #ifdef CONFIG_PROC_FS
1024 #include <linux/proc_fs.h>
1025
1026 static int __init proc_pandora_init(void)
1027 {
1028         struct proc_dir_entry *ret;
1029
1030         ret = proc_mkdir("pandora", NULL);
1031         if (!ret)
1032                 return -ENOMEM;
1033         return 0;
1034 }
1035 fs_initcall(proc_pandora_init);
1036 #endif
1037
1038 /* for debug.. */
1039 #include <../drivers/staging/android/persistent_ram.h>
1040
1041 struct persistent_ram_descriptor ram_console_desc = {
1042         .name           = "ram_console",
1043         .size           = 0x20000,
1044 };
1045
1046 struct persistent_ram ram_console_ram = {
1047         .start          = 0x80fe0000,
1048         .size           = 0x20000,
1049         .num_descs      = 1,
1050         .descs          = &ram_console_desc,
1051 };
1052
1053 void __init pandora_reserve(void)
1054 {
1055         omap_reserve();
1056         dma_declare_contiguous(&pandora_c64_tools.dev, 4 * SZ_1M, 0x86000000, 0);
1057 #ifdef CONFIG_ANDROID_PERSISTENT_RAM
1058         persistent_ram_early_init(&ram_console_ram);
1059 #endif
1060 }
1061
1062 MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
1063         .atag_offset    = 0x100,
1064         .reserve        = pandora_reserve,
1065         .map_io         = omap3_map_io,
1066         .init_early     = omap35xx_init_early,
1067         .init_irq       = omap3_init_irq,
1068         .init_machine   = omap3pandora_init,
1069         .timer          = &omap3_timer,
1070 MACHINE_END