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/spi/ads7846.h>
  26 #include <linux/regulator/machine.h>
  27 #include <linux/i2c/twl.h>
  28 #include <linux/spi/wl12xx.h>
  29 #include <linux/mtd/partitions.h>
  30 #include <linux/mtd/nand.h>
  31 #include <linux/leds.h>
  32 #include <linux/input.h>
  33 #include <linux/input/matrix_keypad.h>
  34 #include <linux/gpio_keys.h>
  35 #include <linux/mmc/card.h>
  36
  37 #include <asm/mach-types.h>
  38 #include <asm/mach/arch.h>
  39 #include <asm/mach/map.h>
  40
  41 #include <plat/board.h>
  42 #include <plat/common.h>
  43 #include <mach/gpio.h>
  44 #include <mach/hardware.h>
  45 #include <plat/mcspi.h>
  46 #include <plat/usb.h>
  47 #include <plat/display.h>
  48 #include <plat/nand.h>
  49
  50 #include "mux.h"
  51 #include "sdram-micron-mt46h32m32lf-6.h"
  52 #include "hsmmc.h"
  53
  54 #define PANDORA_WIFI_IRQ_GPIO           21
  55 #define PANDORA_WIFI_NRESET_GPIO        23
  56 #define OMAP3_PANDORA_TS_GPIO           94
  57
  58 #define NAND_BLOCK_SIZE                 SZ_128K
  59
  60 static struct mtd_partition omap3pandora_nand_partitions[] = {
  61         {
  62                 .name           = "xloader",
  63                 .offset         = 0,
  64                 .size           = 4 * NAND_BLOCK_SIZE,
  65                 .mask_flags     = MTD_WRITEABLE
  66         }, {
  67                 .name           = "uboot",
  68                 .offset         = MTDPART_OFS_APPEND,
  69                 .size           = 15 * NAND_BLOCK_SIZE,
  70         }, {
  71                 .name           = "uboot-env",
  72                 .offset         = MTDPART_OFS_APPEND,
  73                 .size           = 1 * NAND_BLOCK_SIZE,
  74         }, {
  75                 .name           = "boot",
  76                 .offset         = MTDPART_OFS_APPEND,
  77                 .size           = 80 * NAND_BLOCK_SIZE,
  78         }, {
  79                 .name           = "rootfs",
  80                 .offset         = MTDPART_OFS_APPEND,
  81                 .size           = MTDPART_SIZ_FULL,
  82         },
  83 };
  84
  85 static struct omap_nand_platform_data pandora_nand_data = {
  86         .cs             = 0,
  87         .devsize        = 1,    /* '0' for 8-bit, '1' for 16-bit device */
  88         .parts          = omap3pandora_nand_partitions,
  89         .nr_parts       = ARRAY_SIZE(omap3pandora_nand_partitions),
  90 };
  91
  92 static struct gpio_led pandora_gpio_leds[] = {
  93         {
  94                 .name                   = "pandora::sd1",
  95                 .default_trigger        = "mmc0",
  96                 .gpio                   = 128,
  97         }, {
  98                 .name                   = "pandora::sd2",
  99                 .default_trigger        = "mmc1",
 100                 .gpio                   = 129,
 101         }, {
 102                 .name                   = "pandora::bluetooth",
 103                 .gpio                   = 158,
 104         }, {
 105                 .name                   = "pandora::wifi",
 106                 .gpio                   = 159,
 107         },
 108 };
 109
 110 static struct gpio_led_platform_data pandora_gpio_led_data = {
 111         .leds           = pandora_gpio_leds,
 112         .num_leds       = ARRAY_SIZE(pandora_gpio_leds),
 113 };
 114
 115 static struct platform_device pandora_leds_gpio = {
 116         .name   = "leds-gpio",
 117         .id     = -1,
 118         .dev    = {
 119                 .platform_data  = &pandora_gpio_led_data,
 120         },
 121 };
 122
 123 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
 124 {                                                               \
 125         .gpio           = gpio_num,                             \
 126         .type           = ev_type,                              \
 127         .code           = ev_code,                              \
 128         .active_low     = act_low,                              \
 129         .debounce_interval = 4,                                 \
 130         .desc           = "btn " descr,                         \
 131 }
 132
 133 #define GPIO_BUTTON_LOW(gpio_num, event_code, description)      \
 134         GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
 135
 136 static struct gpio_keys_button pandora_gpio_keys[] = {
 137         GPIO_BUTTON_LOW(110,    KEY_UP,         "up"),
 138         GPIO_BUTTON_LOW(103,    KEY_DOWN,       "down"),
 139         GPIO_BUTTON_LOW(96,     KEY_LEFT,       "left"),
 140         GPIO_BUTTON_LOW(98,     KEY_RIGHT,      "right"),
 141         GPIO_BUTTON_LOW(109,    KEY_PAGEUP,     "game 1"),
 142         GPIO_BUTTON_LOW(111,    KEY_END,        "game 2"),
 143         GPIO_BUTTON_LOW(106,    KEY_PAGEDOWN,   "game 3"),
 144         GPIO_BUTTON_LOW(101,    KEY_HOME,       "game 4"),
 145         GPIO_BUTTON_LOW(102,    KEY_RIGHTSHIFT, "l"),
 146         GPIO_BUTTON_LOW(97,     KEY_KPPLUS,     "l2"),
 147         GPIO_BUTTON_LOW(105,    KEY_RIGHTCTRL,  "r"),
 148         GPIO_BUTTON_LOW(107,    KEY_KPMINUS,    "r2"),
 149         GPIO_BUTTON_LOW(104,    KEY_LEFTCTRL,   "ctrl"),
 150         GPIO_BUTTON_LOW(99,     KEY_MENU,       "menu"),
 151         GPIO_BUTTON_LOW(176,    KEY_COFFEE,     "hold"),
 152         GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
 153         GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
 154 };
 155
 156 static struct gpio_keys_platform_data pandora_gpio_key_info = {
 157         .buttons        = pandora_gpio_keys,
 158         .nbuttons       = ARRAY_SIZE(pandora_gpio_keys),
 159 };
 160
 161 static struct platform_device pandora_keys_gpio = {
 162         .name   = "gpio-keys",
 163         .id     = -1,
 164         .dev    = {
 165                 .platform_data  = &pandora_gpio_key_info,
 166         },
 167 };
 168
 169 static const uint32_t board_keymap[] = {
 170         /* row, col, code */
 171         KEY(0, 0, KEY_9),
 172         KEY(0, 1, KEY_8),
 173         KEY(0, 2, KEY_I),
 174         KEY(0, 3, KEY_J),
 175         KEY(0, 4, KEY_N),
 176         KEY(0, 5, KEY_M),
 177         KEY(1, 0, KEY_0),
 178         KEY(1, 1, KEY_7),
 179         KEY(1, 2, KEY_U),
 180         KEY(1, 3, KEY_H),
 181         KEY(1, 4, KEY_B),
 182         KEY(1, 5, KEY_SPACE),
 183         KEY(2, 0, KEY_BACKSPACE),
 184         KEY(2, 1, KEY_6),
 185         KEY(2, 2, KEY_Y),
 186         KEY(2, 3, KEY_G),
 187         KEY(2, 4, KEY_V),
 188         KEY(2, 5, KEY_FN),
 189         KEY(3, 0, KEY_O),
 190         KEY(3, 1, KEY_5),
 191         KEY(3, 2, KEY_T),
 192         KEY(3, 3, KEY_F),
 193         KEY(3, 4, KEY_C),
 194         KEY(4, 0, KEY_P),
 195         KEY(4, 1, KEY_4),
 196         KEY(4, 2, KEY_R),
 197         KEY(4, 3, KEY_D),
 198         KEY(4, 4, KEY_X),
 199         KEY(5, 0, KEY_K),
 200         KEY(5, 1, KEY_3),
 201         KEY(5, 2, KEY_E),
 202         KEY(5, 3, KEY_S),
 203         KEY(5, 4, KEY_Z),
 204         KEY(6, 0, KEY_L),
 205         KEY(6, 1, KEY_2),
 206         KEY(6, 2, KEY_W),
 207         KEY(6, 3, KEY_A),
 208         KEY(6, 4, KEY_DOT),
 209         KEY(7, 0, KEY_ENTER),
 210         KEY(7, 1, KEY_1),
 211         KEY(7, 2, KEY_Q),
 212         KEY(7, 3, KEY_LEFTSHIFT),
 213         KEY(7, 4, KEY_COMMA),
 214 };
 215
 216 static struct matrix_keymap_data board_map_data = {
 217         .keymap                 = board_keymap,
 218         .keymap_size            = ARRAY_SIZE(board_keymap),
 219 };
 220
 221 static struct twl4030_keypad_data pandora_kp_data = {
 222         .keymap_data    = &board_map_data,
 223         .rows           = 8,
 224         .cols           = 6,
 225         .rep            = 1,
 226 };
 227
 228 static struct omap_dss_device pandora_lcd_device = {
 229         .name                   = "lcd",
 230         .driver_name            = "tpo_td043mtea1_panel",
 231         .type                   = OMAP_DISPLAY_TYPE_DPI,
 232         .phy.dpi.data_lines     = 24,
 233         .reset_gpio             = 157,
 234 };
 235
 236 static struct omap_dss_device pandora_tv_device = {
 237         .name                   = "tv",
 238         .driver_name            = "venc",
 239         .type                   = OMAP_DISPLAY_TYPE_VENC,
 240         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 241 };
 242
 243 static struct omap_dss_device *pandora_dss_devices[] = {
 244         &pandora_lcd_device,
 245         &pandora_tv_device,
 246 };
 247
 248 static struct omap_dss_board_info pandora_dss_data = {
 249         .num_devices    = ARRAY_SIZE(pandora_dss_devices),
 250         .devices        = pandora_dss_devices,
 251         .default_device = &pandora_lcd_device,
 252 };
 253
 254 static struct platform_device pandora_dss_device = {
 255         .name           = "omapdss",
 256         .id             = -1,
 257         .dev            = {
 258                 .platform_data = &pandora_dss_data,
 259         },
 260 };
 261
 262 static void pandora_wl1251_init_card(struct mmc_card *card)
 263 {
 264         /*
 265          * We have TI wl1251 attached to MMC3. Pass this information to
 266          * SDIO core because it can't be probed by normal methods.
 267          */
 268         card->quirks |= MMC_QUIRK_NONSTD_SDIO;
 269         card->cccr.wide_bus = 1;
 270         card->cis.vendor = 0x104c;
 271         card->cis.device = 0x9066;
 272         card->cis.blksize = 512;
 273         card->cis.max_dtr = 20000000;
 274 }
 275
 276 static struct omap2_hsmmc_info omap3pandora_mmc[] = {
 277         {
 278                 .mmc            = 1,
 279                 .wires          = 4,
 280                 .gpio_cd        = -EINVAL,
 281                 .gpio_wp        = 126,
 282                 .ext_clock      = 0,
 283         },
 284         {
 285                 .mmc            = 2,
 286                 .wires          = 4,
 287                 .gpio_cd        = -EINVAL,
 288                 .gpio_wp        = 127,
 289                 .ext_clock      = 1,
 290                 .transceiver    = true,
 291         },
 292         {
 293                 .mmc            = 3,
 294                 .wires          = 4,
 295                 .gpio_cd        = -EINVAL,
 296                 .gpio_wp        = -EINVAL,
 297                 .init_card      = pandora_wl1251_init_card,
 298         },
 299         {}      /* Terminator */
 300 };
 301
 302 static int omap3pandora_twl_gpio_setup(struct device *dev,
 303                 unsigned gpio, unsigned ngpio)
 304 {
 305         int ret, gpio_32khz;
 306
 307         /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
 308         omap3pandora_mmc[0].gpio_cd = gpio + 0;
 309         omap3pandora_mmc[1].gpio_cd = gpio + 1;
 310         omap2_hsmmc_init(omap3pandora_mmc);
 311
 312         /* gpio + 13 drives 32kHz buffer for wifi module */
 313         gpio_32khz = gpio + 13;
 314         ret = gpio_request(gpio_32khz, "wifi 32kHz");
 315         if (ret < 0) {
 316                 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
 317                 goto fail;
 318         }
 319
 320         ret = gpio_direction_output(gpio_32khz, 1);
 321         if (ret < 0) {
 322                 pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret);
 323                 goto fail_direction;
 324         }
 325
 326         return 0;
 327
 328 fail_direction:
 329         gpio_free(gpio_32khz);
 330 fail:
 331         return -ENODEV;
 332 }
 333
 334 static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
 335         .gpio_base      = OMAP_MAX_GPIO_LINES,
 336         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 337         .irq_end        = TWL4030_GPIO_IRQ_END,
 338         .setup          = omap3pandora_twl_gpio_setup,
 339 };
 340
 341 static struct regulator_consumer_supply pandora_vmmc1_supply =
 342         REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");
 343
 344 static struct regulator_consumer_supply pandora_vmmc2_supply =
 345         REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1");
 346
 347 static struct regulator_consumer_supply pandora_vdda_dac_supply =
 348         REGULATOR_SUPPLY("vdda_dac", "omapdss");
 349
 350 static struct regulator_consumer_supply pandora_vdds_supplies[] = {
 351         REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
 352         REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
 353 };
 354
 355 static struct regulator_consumer_supply pandora_vcc_lcd_supply =
 356         REGULATOR_SUPPLY("vcc", "display0");
 357
 358 static struct regulator_consumer_supply pandora_usb_phy_supply =
 359         REGULATOR_SUPPLY("hsusb0", "ehci-omap.0");
 360
 361 /* ads7846 on SPI and 2 nub controllers on I2C */
 362 static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
 363         REGULATOR_SUPPLY("vcc", "spi1.0"),
 364         REGULATOR_SUPPLY("vcc", "3-0066"),
 365         REGULATOR_SUPPLY("vcc", "3-0067"),
 366 };
 367
 368 static struct regulator_consumer_supply pandora_adac_supply =
 369         REGULATOR_SUPPLY("vcc", "soc-audio");
 370
 371 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 372 static struct regulator_init_data pandora_vmmc1 = {
 373         .constraints = {
 374                 .min_uV                 = 1850000,
 375                 .max_uV                 = 3150000,
 376                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 377                                         | REGULATOR_MODE_STANDBY,
 378                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 379                                         | REGULATOR_CHANGE_MODE
 380                                         | REGULATOR_CHANGE_STATUS,
 381         },
 382         .num_consumer_supplies  = 1,
 383         .consumer_supplies      = &pandora_vmmc1_supply,
 384 };
 385
 386 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
 387 static struct regulator_init_data pandora_vmmc2 = {
 388         .constraints = {
 389                 .min_uV                 = 1850000,
 390                 .max_uV                 = 3150000,
 391                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 392                                         | REGULATOR_MODE_STANDBY,
 393                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 394                                         | REGULATOR_CHANGE_MODE
 395                                         | REGULATOR_CHANGE_STATUS,
 396         },
 397         .num_consumer_supplies  = 1,
 398         .consumer_supplies      = &pandora_vmmc2_supply,
 399 };
 400
 401 /* VDAC for DSS driving S-Video */
 402 static struct regulator_init_data pandora_vdac = {
 403         .constraints = {
 404                 .min_uV                 = 1800000,
 405                 .max_uV                 = 1800000,
 406                 .apply_uV               = true,
 407                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 408                                         | REGULATOR_MODE_STANDBY,
 409                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 410                                         | REGULATOR_CHANGE_STATUS,
 411         },
 412         .num_consumer_supplies  = 1,
 413         .consumer_supplies      = &pandora_vdda_dac_supply,
 414 };
 415
 416 /* VPLL2 for digital video outputs */
 417 static struct regulator_init_data pandora_vpll2 = {
 418         .constraints = {
 419                 .min_uV                 = 1800000,
 420                 .max_uV                 = 1800000,
 421                 .apply_uV               = true,
 422                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 423                                         | REGULATOR_MODE_STANDBY,
 424                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 425                                         | REGULATOR_CHANGE_STATUS,
 426         },
 427         .num_consumer_supplies  = ARRAY_SIZE(pandora_vdds_supplies),
 428         .consumer_supplies      = pandora_vdds_supplies,
 429 };
 430
 431 /* VAUX1 for LCD */
 432 static struct regulator_init_data pandora_vaux1 = {
 433         .constraints = {
 434                 .min_uV                 = 3000000,
 435                 .max_uV                 = 3000000,
 436                 .apply_uV               = true,
 437                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 438                                         | REGULATOR_MODE_STANDBY,
 439                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 440                                         | REGULATOR_CHANGE_STATUS,
 441         },
 442         .num_consumer_supplies  = 1,
 443         .consumer_supplies      = &pandora_vcc_lcd_supply,
 444 };
 445
 446 /* VAUX2 for USB host PHY */
 447 static struct regulator_init_data pandora_vaux2 = {
 448         .constraints = {
 449                 .min_uV                 = 1800000,
 450                 .max_uV                 = 1800000,
 451                 .apply_uV               = true,
 452                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 453                                         | REGULATOR_MODE_STANDBY,
 454                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 455                                         | REGULATOR_CHANGE_STATUS,
 456         },
 457         .num_consumer_supplies  = 1,
 458         .consumer_supplies      = &pandora_usb_phy_supply,
 459 };
 460
 461 /* VAUX4 for ads7846 and nubs */
 462 static struct regulator_init_data pandora_vaux4 = {
 463         .constraints = {
 464                 .min_uV                 = 2800000,
 465                 .max_uV                 = 2800000,
 466                 .apply_uV               = true,
 467                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 468                                         | REGULATOR_MODE_STANDBY,
 469                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 470                                         | REGULATOR_CHANGE_STATUS,
 471         },
 472         .num_consumer_supplies  = ARRAY_SIZE(pandora_vaux4_supplies),
 473         .consumer_supplies      = pandora_vaux4_supplies,
 474 };
 475
 476 /* VSIM for audio DAC */
 477 static struct regulator_init_data pandora_vsim = {
 478         .constraints = {
 479                 .min_uV                 = 2800000,
 480                 .max_uV                 = 2800000,
 481                 .apply_uV               = true,
 482                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 483                                         | REGULATOR_MODE_STANDBY,
 484                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 485                                         | REGULATOR_CHANGE_STATUS,
 486         },
 487         .num_consumer_supplies  = 1,
 488         .consumer_supplies      = &pandora_adac_supply,
 489 };
 490
 491 static struct twl4030_usb_data omap3pandora_usb_data = {
 492         .usb_mode       = T2_USB_MODE_ULPI,
 493 };
 494
 495 static struct twl4030_codec_audio_data omap3pandora_audio_data = {
 496         .audio_mclk = 26000000,
 497 };
 498
 499 static struct twl4030_codec_data omap3pandora_codec_data = {
 500         .audio_mclk = 26000000,
 501         .audio = &omap3pandora_audio_data,
 502 };
 503
 504 static struct twl4030_platform_data omap3pandora_twldata = {
 505         .irq_base       = TWL4030_IRQ_BASE,
 506         .irq_end        = TWL4030_IRQ_END,
 507         .gpio           = &omap3pandora_gpio_data,
 508         .usb            = &omap3pandora_usb_data,
 509         .codec          = &omap3pandora_codec_data,
 510         .vmmc1          = &pandora_vmmc1,
 511         .vmmc2          = &pandora_vmmc2,
 512         .vdac           = &pandora_vdac,
 513         .vpll2          = &pandora_vpll2,
 514         .vaux1          = &pandora_vaux1,
 515         .vaux2          = &pandora_vaux2,
 516         .vaux4          = &pandora_vaux4,
 517         .vsim           = &pandora_vsim,
 518         .keypad         = &pandora_kp_data,
 519 };
 520
 521 static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
 522         {
 523                 I2C_BOARD_INFO("tps65950", 0x48),
 524                 .flags = I2C_CLIENT_WAKE,
 525                 .irq = INT_34XX_SYS_NIRQ,
 526                 .platform_data = &omap3pandora_twldata,
 527         },
 528 };
 529
 530 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
 531         {
 532                 I2C_BOARD_INFO("bq27500", 0x55),
 533                 .flags = I2C_CLIENT_WAKE,
 534         },
 535 };
 536
 537 static int __init omap3pandora_i2c_init(void)
 538 {
 539         omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
 540                         ARRAY_SIZE(omap3pandora_i2c_boardinfo));
 541         /* i2c2 pins are not connected */
 542         omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
 543                         ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
 544         return 0;
 545 }
 546
 547 static void __init omap3pandora_ads7846_init(void)
 548 {
 549         int gpio = OMAP3_PANDORA_TS_GPIO;
 550         int ret;
 551
 552         ret = gpio_request(gpio, "ads7846_pen_down");
 553         if (ret < 0) {
 554                 printk(KERN_ERR "Failed to request GPIO %d for "
 555                                 "ads7846 pen down IRQ\n", gpio);
 556                 return;
 557         }
 558
 559         gpio_direction_input(gpio);
 560 }
 561
 562 static int ads7846_get_pendown_state(void)
 563 {
 564         return !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
 565 }
 566
 567 static struct ads7846_platform_data ads7846_config = {
 568         .x_max                  = 0x0fff,
 569         .y_max                  = 0x0fff,
 570         .x_plate_ohms           = 180,
 571         .pressure_max           = 255,
 572         .debounce_max           = 10,
 573         .debounce_tol           = 3,
 574         .debounce_rep           = 1,
 575         .get_pendown_state      = ads7846_get_pendown_state,
 576         .keep_vref_on           = 1,
 577 };
 578
 579 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 580         .turbo_mode     = 0,
 581         .single_channel = 1,    /* 0: slave, 1: master */
 582 };
 583
 584 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
 585         {
 586                 .modalias               = "ads7846",
 587                 .bus_num                = 1,
 588                 .chip_select            = 0,
 589                 .max_speed_hz           = 1500000,
 590                 .controller_data        = &ads7846_mcspi_config,
 591                 .irq                    = OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO),
 592                 .platform_data          = &ads7846_config,
 593         }, {
 594                 .modalias               = "tpo_td043mtea1_panel_spi",
 595                 .bus_num                = 1,
 596                 .chip_select            = 1,
 597                 .max_speed_hz           = 375000,
 598                 .platform_data          = &pandora_lcd_device,
 599         }
 600 };
 601
 602 static void __init omap3pandora_init_irq(void)
 603 {
 604         omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
 605                              mt46h32m32lf6_sdrc_params);
 606         omap_init_irq();
 607         omap_gpio_init();
 608 }
 609
 610 static void pandora_wl1251_set_power(bool enable)
 611 {
 612         /*
 613          * Keep power always on until wl1251_sdio driver learns to re-init
 614          * the chip after powering it down and back up.
 615          */
 616 }
 617
 618 static struct wl12xx_platform_data pandora_wl1251_pdata = {
 619         .set_power      = pandora_wl1251_set_power,
 620         .use_eeprom     = true,
 621 };
 622
 623 static struct platform_device pandora_wl1251_data = {
 624         .name           = "wl1251_data",
 625         .id             = -1,
 626         .dev            = {
 627                 .platform_data  = &pandora_wl1251_pdata,
 628         },
 629 };
 630
 631 static void pandora_wl1251_init(void)
 632 {
 633         int ret;
 634
 635         ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq");
 636         if (ret < 0)
 637                 goto fail;
 638
 639         ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO);
 640         if (ret < 0)
 641                 goto fail_irq;
 642
 643         pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
 644         if (pandora_wl1251_pdata.irq < 0)
 645                 goto fail_irq;
 646
 647         ret = gpio_request(PANDORA_WIFI_NRESET_GPIO, "wl1251 nreset");
 648         if (ret < 0)
 649                 goto fail_irq;
 650
 651         /* start powered so that it probes with MMC subsystem */
 652         ret = gpio_direction_output(PANDORA_WIFI_NRESET_GPIO, 1);
 653         if (ret < 0)
 654                 goto fail_nreset;
 655
 656         return;
 657
 658 fail_nreset:
 659         gpio_free(PANDORA_WIFI_NRESET_GPIO);
 660 fail_irq:
 661         gpio_free(PANDORA_WIFI_IRQ_GPIO);
 662 fail:
 663         printk(KERN_ERR "wl1251 board initialisation failed\n");
 664 }
 665
 666 static struct platform_device *omap3pandora_devices[] __initdata = {
 667         &pandora_leds_gpio,
 668         &pandora_keys_gpio,
 669         &pandora_dss_device,
 670         &pandora_wl1251_data,
 671 };
 672
 673 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 674
 675         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 676         .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 677         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 678
 679         .phy_reset  = true,
 680         .reset_gpio_port[0]  = 16,
 681         .reset_gpio_port[1]  = -EINVAL,
 682         .reset_gpio_port[2]  = -EINVAL
 683 };
 684
 685 #ifdef CONFIG_OMAP_MUX
 686 static struct omap_board_mux board_mux[] __initdata = {
 687         { .reg_offset = OMAP_MUX_TERMINATOR },
 688 };
 689 #else
 690 #define board_mux       NULL
 691 #endif
 692
 693 static struct omap_musb_board_data musb_board_data = {
 694         .interface_type         = MUSB_INTERFACE_ULPI,
 695         .mode                   = MUSB_OTG,
 696         .power                  = 100,
 697 };
 698
 699 static void __init omap3pandora_init(void)
 700 {
 701         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 702         omap3pandora_i2c_init();
 703         pandora_wl1251_init();
 704         platform_add_devices(omap3pandora_devices,
 705                         ARRAY_SIZE(omap3pandora_devices));
 706         omap_serial_init();
 707         spi_register_board_info(omap3pandora_spi_board_info,
 708                         ARRAY_SIZE(omap3pandora_spi_board_info));
 709         omap3pandora_ads7846_init();
 710         usb_ehci_init(&ehci_pdata);
 711         usb_musb_init(&musb_board_data);
 712         gpmc_nand_init(&pandora_nand_data);
 713
 714         /* Ensure SDRC pins are mux'd for self-refresh */
 715         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 716         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 717 }
 718
 719 MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
 720         .boot_params    = 0x80000100,
 721         .map_io         = omap3_map_io,
 722         .reserve        = omap_reserve,
 723         .init_irq       = omap3pandora_init_irq,
 724         .init_machine   = omap3pandora_init,
 725         .timer          = &omap_timer,
 726 MACHINE_END