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
  36 #include <asm/mach-types.h>
  37 #include <asm/mach/arch.h>
  38 #include <asm/mach/map.h>
  39
  40 #include <plat/board.h>
  41 #include <plat/common.h>
  42 #include <mach/gpio.h>
  43 #include <mach/hardware.h>
  44 #include <plat/mcspi.h>
  45 #include <plat/usb.h>
  46 #include <plat/display.h>
  47 #include <plat/nand.h>
  48
  49 #include "mux.h"
  50 #include "sdram-micron-mt46h32m32lf-6.h"
  51 #include "hsmmc.h"
  52
  53 #define PANDORA_WIFI_IRQ_GPIO           21
  54 #define PANDORA_WIFI_NRESET_GPIO        23
  55 #define OMAP3_PANDORA_TS_GPIO           94
  56
  57 #define NAND_BLOCK_SIZE                 SZ_128K
  58
  59 static struct mtd_partition omap3pandora_nand_partitions[] = {
  60         {
  61                 .name           = "xloader",
  62                 .offset         = 0,
  63                 .size           = 4 * NAND_BLOCK_SIZE,
  64                 .mask_flags     = MTD_WRITEABLE
  65         }, {
  66                 .name           = "uboot",
  67                 .offset         = MTDPART_OFS_APPEND,
  68                 .size           = 15 * NAND_BLOCK_SIZE,
  69         }, {
  70                 .name           = "uboot-env",
  71                 .offset         = MTDPART_OFS_APPEND,
  72                 .size           = 1 * NAND_BLOCK_SIZE,
  73         }, {
  74                 .name           = "boot",
  75                 .offset         = MTDPART_OFS_APPEND,
  76                 .size           = 80 * NAND_BLOCK_SIZE,
  77         }, {
  78                 .name           = "rootfs",
  79                 .offset         = MTDPART_OFS_APPEND,
  80                 .size           = MTDPART_SIZ_FULL,
  81         },
  82 };
  83
  84 static struct omap_nand_platform_data pandora_nand_data = {
  85         .cs             = 0,
  86         .devsize        = 1,    /* '0' for 8-bit, '1' for 16-bit device */
  87         .parts          = omap3pandora_nand_partitions,
  88         .nr_parts       = ARRAY_SIZE(omap3pandora_nand_partitions),
  89 };
  90
  91 static struct gpio_led pandora_gpio_leds[] = {
  92         {
  93                 .name                   = "pandora::sd1",
  94                 .default_trigger        = "mmc0",
  95                 .gpio                   = 128,
  96         }, {
  97                 .name                   = "pandora::sd2",
  98                 .default_trigger        = "mmc1",
  99                 .gpio                   = 129,
 100         }, {
 101                 .name                   = "pandora::bluetooth",
 102                 .gpio                   = 158,
 103         }, {
 104                 .name                   = "pandora::wifi",
 105                 .gpio                   = 159,
 106         },
 107 };
 108
 109 static struct gpio_led_platform_data pandora_gpio_led_data = {
 110         .leds           = pandora_gpio_leds,
 111         .num_leds       = ARRAY_SIZE(pandora_gpio_leds),
 112 };
 113
 114 static struct platform_device pandora_leds_gpio = {
 115         .name   = "leds-gpio",
 116         .id     = -1,
 117         .dev    = {
 118                 .platform_data  = &pandora_gpio_led_data,
 119         },
 120 };
 121
 122 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
 123 {                                                               \
 124         .gpio           = gpio_num,                             \
 125         .type           = ev_type,                              \
 126         .code           = ev_code,                              \
 127         .active_low     = act_low,                              \
 128         .debounce_interval = 4,                                 \
 129         .desc           = "btn " descr,                         \
 130 }
 131
 132 #define GPIO_BUTTON_LOW(gpio_num, event_code, description)      \
 133         GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
 134
 135 static struct gpio_keys_button pandora_gpio_keys[] = {
 136         GPIO_BUTTON_LOW(110,    KEY_UP,         "up"),
 137         GPIO_BUTTON_LOW(103,    KEY_DOWN,       "down"),
 138         GPIO_BUTTON_LOW(96,     KEY_LEFT,       "left"),
 139         GPIO_BUTTON_LOW(98,     KEY_RIGHT,      "right"),
 140         GPIO_BUTTON_LOW(109,    KEY_PAGEUP,     "game 1"),
 141         GPIO_BUTTON_LOW(111,    KEY_END,        "game 2"),
 142         GPIO_BUTTON_LOW(106,    KEY_PAGEDOWN,   "game 3"),
 143         GPIO_BUTTON_LOW(101,    KEY_HOME,       "game 4"),
 144         GPIO_BUTTON_LOW(102,    KEY_RIGHTSHIFT, "l"),
 145         GPIO_BUTTON_LOW(97,     KEY_KPPLUS,     "l2"),
 146         GPIO_BUTTON_LOW(105,    KEY_RIGHTCTRL,  "r"),
 147         GPIO_BUTTON_LOW(107,    KEY_KPMINUS,    "r2"),
 148         GPIO_BUTTON_LOW(104,    KEY_LEFTCTRL,   "ctrl"),
 149         GPIO_BUTTON_LOW(99,     KEY_MENU,       "menu"),
 150         GPIO_BUTTON_LOW(176,    KEY_COFFEE,     "hold"),
 151         GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
 152         GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
 153 };
 154
 155 static struct gpio_keys_platform_data pandora_gpio_key_info = {
 156         .buttons        = pandora_gpio_keys,
 157         .nbuttons       = ARRAY_SIZE(pandora_gpio_keys),
 158 };
 159
 160 static struct platform_device pandora_keys_gpio = {
 161         .name   = "gpio-keys",
 162         .id     = -1,
 163         .dev    = {
 164                 .platform_data  = &pandora_gpio_key_info,
 165         },
 166 };
 167
 168 static const uint32_t board_keymap[] = {
 169         /* row, col, code */
 170         KEY(0, 0, KEY_9),
 171         KEY(0, 1, KEY_8),
 172         KEY(0, 2, KEY_I),
 173         KEY(0, 3, KEY_J),
 174         KEY(0, 4, KEY_N),
 175         KEY(0, 5, KEY_M),
 176         KEY(1, 0, KEY_0),
 177         KEY(1, 1, KEY_7),
 178         KEY(1, 2, KEY_U),
 179         KEY(1, 3, KEY_H),
 180         KEY(1, 4, KEY_B),
 181         KEY(1, 5, KEY_SPACE),
 182         KEY(2, 0, KEY_BACKSPACE),
 183         KEY(2, 1, KEY_6),
 184         KEY(2, 2, KEY_Y),
 185         KEY(2, 3, KEY_G),
 186         KEY(2, 4, KEY_V),
 187         KEY(2, 5, KEY_FN),
 188         KEY(3, 0, KEY_O),
 189         KEY(3, 1, KEY_5),
 190         KEY(3, 2, KEY_T),
 191         KEY(3, 3, KEY_F),
 192         KEY(3, 4, KEY_C),
 193         KEY(4, 0, KEY_P),
 194         KEY(4, 1, KEY_4),
 195         KEY(4, 2, KEY_R),
 196         KEY(4, 3, KEY_D),
 197         KEY(4, 4, KEY_X),
 198         KEY(5, 0, KEY_K),
 199         KEY(5, 1, KEY_3),
 200         KEY(5, 2, KEY_E),
 201         KEY(5, 3, KEY_S),
 202         KEY(5, 4, KEY_Z),
 203         KEY(6, 0, KEY_L),
 204         KEY(6, 1, KEY_2),
 205         KEY(6, 2, KEY_W),
 206         KEY(6, 3, KEY_A),
 207         KEY(6, 4, KEY_DOT),
 208         KEY(7, 0, KEY_ENTER),
 209         KEY(7, 1, KEY_1),
 210         KEY(7, 2, KEY_Q),
 211         KEY(7, 3, KEY_LEFTSHIFT),
 212         KEY(7, 4, KEY_COMMA),
 213 };
 214
 215 static struct matrix_keymap_data board_map_data = {
 216         .keymap                 = board_keymap,
 217         .keymap_size            = ARRAY_SIZE(board_keymap),
 218 };
 219
 220 static struct twl4030_keypad_data pandora_kp_data = {
 221         .keymap_data    = &board_map_data,
 222         .rows           = 8,
 223         .cols           = 6,
 224         .rep            = 1,
 225 };
 226
 227 static struct omap_dss_device pandora_lcd_device = {
 228         .name                   = "lcd",
 229         .driver_name            = "tpo_td043mtea1_panel",
 230         .type                   = OMAP_DISPLAY_TYPE_DPI,
 231         .phy.dpi.data_lines     = 24,
 232         .reset_gpio             = 157,
 233 };
 234
 235 static struct omap_dss_device pandora_tv_device = {
 236         .name                   = "tv",
 237         .driver_name            = "venc",
 238         .type                   = OMAP_DISPLAY_TYPE_VENC,
 239         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 240 };
 241
 242 static struct omap_dss_device *pandora_dss_devices[] = {
 243         &pandora_lcd_device,
 244         &pandora_tv_device,
 245 };
 246
 247 static struct omap_dss_board_info pandora_dss_data = {
 248         .num_devices    = ARRAY_SIZE(pandora_dss_devices),
 249         .devices        = pandora_dss_devices,
 250         .default_device = &pandora_lcd_device,
 251 };
 252
 253 static struct platform_device pandora_dss_device = {
 254         .name           = "omapdss",
 255         .id             = -1,
 256         .dev            = {
 257                 .platform_data = &pandora_dss_data,
 258         },
 259 };
 260
 261 static struct omap2_hsmmc_info omap3pandora_mmc[] = {
 262         {
 263                 .mmc            = 1,
 264                 .wires          = 4,
 265                 .gpio_cd        = -EINVAL,
 266                 .gpio_wp        = 126,
 267                 .ext_clock      = 0,
 268         },
 269         {
 270                 .mmc            = 2,
 271                 .wires          = 4,
 272                 .gpio_cd        = -EINVAL,
 273                 .gpio_wp        = 127,
 274                 .ext_clock      = 1,
 275                 .transceiver    = true,
 276         },
 277         {
 278                 .mmc            = 3,
 279                 .wires          = 4,
 280                 .gpio_cd        = -EINVAL,
 281                 .gpio_wp        = -EINVAL,
 282         },
 283         {}      /* Terminator */
 284 };
 285
 286 static int omap3pandora_twl_gpio_setup(struct device *dev,
 287                 unsigned gpio, unsigned ngpio)
 288 {
 289         int ret, gpio_32khz;
 290
 291         /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
 292         omap3pandora_mmc[0].gpio_cd = gpio + 0;
 293         omap3pandora_mmc[1].gpio_cd = gpio + 1;
 294         omap2_hsmmc_init(omap3pandora_mmc);
 295
 296         /* gpio + 13 drives 32kHz buffer for wifi module */
 297         gpio_32khz = gpio + 13;
 298         ret = gpio_request(gpio_32khz, "wifi 32kHz");
 299         if (ret < 0) {
 300                 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
 301                 goto fail;
 302         }
 303
 304         ret = gpio_direction_output(gpio_32khz, 1);
 305         if (ret < 0) {
 306                 pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret);
 307                 goto fail_direction;
 308         }
 309
 310         return 0;
 311
 312 fail_direction:
 313         gpio_free(gpio_32khz);
 314 fail:
 315         return -ENODEV;
 316 }
 317
 318 static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
 319         .gpio_base      = OMAP_MAX_GPIO_LINES,
 320         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 321         .irq_end        = TWL4030_GPIO_IRQ_END,
 322         .setup          = omap3pandora_twl_gpio_setup,
 323 };
 324
 325 static struct regulator_consumer_supply pandora_vmmc1_supply =
 326         REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");
 327
 328 static struct regulator_consumer_supply pandora_vmmc2_supply =
 329         REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1");
 330
 331 static struct regulator_consumer_supply pandora_vdda_dac_supply =
 332         REGULATOR_SUPPLY("vdda_dac", "omapdss");
 333
 334 static struct regulator_consumer_supply pandora_vdds_supplies[] = {
 335         REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
 336         REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
 337 };
 338
 339 static struct regulator_consumer_supply pandora_vcc_lcd_supply =
 340         REGULATOR_SUPPLY("vcc", "display0");
 341
 342 static struct regulator_consumer_supply pandora_usb_phy_supply =
 343         REGULATOR_SUPPLY("hsusb0", "ehci-omap.0");
 344
 345 /* ads7846 on SPI and 2 nub controllers on I2C */
 346 static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
 347         REGULATOR_SUPPLY("vcc", "spi1.0"),
 348         REGULATOR_SUPPLY("vcc", "3-0066"),
 349         REGULATOR_SUPPLY("vcc", "3-0067"),
 350 };
 351
 352 static struct regulator_consumer_supply pandora_adac_supply =
 353         REGULATOR_SUPPLY("vcc", "soc-audio");
 354
 355 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 356 static struct regulator_init_data pandora_vmmc1 = {
 357         .constraints = {
 358                 .min_uV                 = 1850000,
 359                 .max_uV                 = 3150000,
 360                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 361                                         | REGULATOR_MODE_STANDBY,
 362                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 363                                         | REGULATOR_CHANGE_MODE
 364                                         | REGULATOR_CHANGE_STATUS,
 365         },
 366         .num_consumer_supplies  = 1,
 367         .consumer_supplies      = &pandora_vmmc1_supply,
 368 };
 369
 370 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
 371 static struct regulator_init_data pandora_vmmc2 = {
 372         .constraints = {
 373                 .min_uV                 = 1850000,
 374                 .max_uV                 = 3150000,
 375                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 376                                         | REGULATOR_MODE_STANDBY,
 377                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 378                                         | REGULATOR_CHANGE_MODE
 379                                         | REGULATOR_CHANGE_STATUS,
 380         },
 381         .num_consumer_supplies  = 1,
 382         .consumer_supplies      = &pandora_vmmc2_supply,
 383 };
 384
 385 /* VDAC for DSS driving S-Video */
 386 static struct regulator_init_data pandora_vdac = {
 387         .constraints = {
 388                 .min_uV                 = 1800000,
 389                 .max_uV                 = 1800000,
 390                 .apply_uV               = true,
 391                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 392                                         | REGULATOR_MODE_STANDBY,
 393                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 394                                         | REGULATOR_CHANGE_STATUS,
 395         },
 396         .num_consumer_supplies  = 1,
 397         .consumer_supplies      = &pandora_vdda_dac_supply,
 398 };
 399
 400 /* VPLL2 for digital video outputs */
 401 static struct regulator_init_data pandora_vpll2 = {
 402         .constraints = {
 403                 .min_uV                 = 1800000,
 404                 .max_uV                 = 1800000,
 405                 .apply_uV               = true,
 406                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 407                                         | REGULATOR_MODE_STANDBY,
 408                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 409                                         | REGULATOR_CHANGE_STATUS,
 410         },
 411         .num_consumer_supplies  = ARRAY_SIZE(pandora_vdds_supplies),
 412         .consumer_supplies      = pandora_vdds_supplies,
 413 };
 414
 415 /* VAUX1 for LCD */
 416 static struct regulator_init_data pandora_vaux1 = {
 417         .constraints = {
 418                 .min_uV                 = 3000000,
 419                 .max_uV                 = 3000000,
 420                 .apply_uV               = true,
 421                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 422                                         | REGULATOR_MODE_STANDBY,
 423                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 424                                         | REGULATOR_CHANGE_STATUS,
 425         },
 426         .num_consumer_supplies  = 1,
 427         .consumer_supplies      = &pandora_vcc_lcd_supply,
 428 };
 429
 430 /* VAUX2 for USB host PHY */
 431 static struct regulator_init_data pandora_vaux2 = {
 432         .constraints = {
 433                 .min_uV                 = 1800000,
 434                 .max_uV                 = 1800000,
 435                 .apply_uV               = true,
 436                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 437                                         | REGULATOR_MODE_STANDBY,
 438                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 439                                         | REGULATOR_CHANGE_STATUS,
 440         },
 441         .num_consumer_supplies  = 1,
 442         .consumer_supplies      = &pandora_usb_phy_supply,
 443 };
 444
 445 /* VAUX4 for ads7846 and nubs */
 446 static struct regulator_init_data pandora_vaux4 = {
 447         .constraints = {
 448                 .min_uV                 = 2800000,
 449                 .max_uV                 = 2800000,
 450                 .apply_uV               = true,
 451                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 452                                         | REGULATOR_MODE_STANDBY,
 453                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 454                                         | REGULATOR_CHANGE_STATUS,
 455         },
 456         .num_consumer_supplies  = ARRAY_SIZE(pandora_vaux4_supplies),
 457         .consumer_supplies      = pandora_vaux4_supplies,
 458 };
 459
 460 /* VSIM for audio DAC */
 461 static struct regulator_init_data pandora_vsim = {
 462         .constraints = {
 463                 .min_uV                 = 2800000,
 464                 .max_uV                 = 2800000,
 465                 .apply_uV               = true,
 466                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 467                                         | REGULATOR_MODE_STANDBY,
 468                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 469                                         | REGULATOR_CHANGE_STATUS,
 470         },
 471         .num_consumer_supplies  = 1,
 472         .consumer_supplies      = &pandora_adac_supply,
 473 };
 474
 475 static struct twl4030_usb_data omap3pandora_usb_data = {
 476         .usb_mode       = T2_USB_MODE_ULPI,
 477 };
 478
 479 static struct twl4030_codec_audio_data omap3pandora_audio_data = {
 480         .audio_mclk = 26000000,
 481 };
 482
 483 static struct twl4030_codec_data omap3pandora_codec_data = {
 484         .audio_mclk = 26000000,
 485         .audio = &omap3pandora_audio_data,
 486 };
 487
 488 static struct twl4030_platform_data omap3pandora_twldata = {
 489         .irq_base       = TWL4030_IRQ_BASE,
 490         .irq_end        = TWL4030_IRQ_END,
 491         .gpio           = &omap3pandora_gpio_data,
 492         .usb            = &omap3pandora_usb_data,
 493         .codec          = &omap3pandora_codec_data,
 494         .vmmc1          = &pandora_vmmc1,
 495         .vmmc2          = &pandora_vmmc2,
 496         .vdac           = &pandora_vdac,
 497         .vpll2          = &pandora_vpll2,
 498         .vaux1          = &pandora_vaux1,
 499         .vaux2          = &pandora_vaux2,
 500         .vaux4          = &pandora_vaux4,
 501         .vsim           = &pandora_vsim,
 502         .keypad         = &pandora_kp_data,
 503 };
 504
 505 static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
 506         {
 507                 I2C_BOARD_INFO("tps65950", 0x48),
 508                 .flags = I2C_CLIENT_WAKE,
 509                 .irq = INT_34XX_SYS_NIRQ,
 510                 .platform_data = &omap3pandora_twldata,
 511         },
 512 };
 513
 514 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
 515         {
 516                 I2C_BOARD_INFO("bq27500", 0x55),
 517                 .flags = I2C_CLIENT_WAKE,
 518         },
 519 };
 520
 521 static int __init omap3pandora_i2c_init(void)
 522 {
 523         omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
 524                         ARRAY_SIZE(omap3pandora_i2c_boardinfo));
 525         /* i2c2 pins are not connected */
 526         omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
 527                         ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
 528         return 0;
 529 }
 530
 531 static void __init omap3pandora_ads7846_init(void)
 532 {
 533         int gpio = OMAP3_PANDORA_TS_GPIO;
 534         int ret;
 535
 536         ret = gpio_request(gpio, "ads7846_pen_down");
 537         if (ret < 0) {
 538                 printk(KERN_ERR "Failed to request GPIO %d for "
 539                                 "ads7846 pen down IRQ\n", gpio);
 540                 return;
 541         }
 542
 543         gpio_direction_input(gpio);
 544 }
 545
 546 static int ads7846_get_pendown_state(void)
 547 {
 548         return !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
 549 }
 550
 551 static struct ads7846_platform_data ads7846_config = {
 552         .x_max                  = 0x0fff,
 553         .y_max                  = 0x0fff,
 554         .x_plate_ohms           = 180,
 555         .pressure_max           = 255,
 556         .debounce_max           = 10,
 557         .debounce_tol           = 3,
 558         .debounce_rep           = 1,
 559         .get_pendown_state      = ads7846_get_pendown_state,
 560         .keep_vref_on           = 1,
 561 };
 562
 563 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 564         .turbo_mode     = 0,
 565         .single_channel = 1,    /* 0: slave, 1: master */
 566 };
 567
 568 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
 569         {
 570                 .modalias               = "ads7846",
 571                 .bus_num                = 1,
 572                 .chip_select            = 0,
 573                 .max_speed_hz           = 1500000,
 574                 .controller_data        = &ads7846_mcspi_config,
 575                 .irq                    = OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO),
 576                 .platform_data          = &ads7846_config,
 577         }, {
 578                 .modalias               = "tpo_td043mtea1_panel_spi",
 579                 .bus_num                = 1,
 580                 .chip_select            = 1,
 581                 .max_speed_hz           = 375000,
 582                 .platform_data          = &pandora_lcd_device,
 583         }
 584 };
 585
 586 static void __init omap3pandora_init_irq(void)
 587 {
 588         omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
 589                              mt46h32m32lf6_sdrc_params);
 590         omap_init_irq();
 591         omap_gpio_init();
 592 }
 593
 594 static void pandora_wl1251_set_power(bool enable)
 595 {
 596         /*
 597          * Keep power always on until wl1251_sdio driver learns to re-init
 598          * the chip after powering it down and back up.
 599          */
 600 }
 601
 602 static struct wl12xx_platform_data pandora_wl1251_pdata = {
 603         .set_power      = pandora_wl1251_set_power,
 604         .use_eeprom     = true,
 605 };
 606
 607 static struct platform_device pandora_wl1251_data = {
 608         .name           = "wl1251_data",
 609         .id             = -1,
 610         .dev            = {
 611                 .platform_data  = &pandora_wl1251_pdata,
 612         },
 613 };
 614
 615 static void pandora_wl1251_init(void)
 616 {
 617         int ret;
 618
 619         ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq");
 620         if (ret < 0)
 621                 goto fail;
 622
 623         ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO);
 624         if (ret < 0)
 625                 goto fail_irq;
 626
 627         pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
 628         if (pandora_wl1251_pdata.irq < 0)
 629                 goto fail_irq;
 630
 631         ret = gpio_request(PANDORA_WIFI_NRESET_GPIO, "wl1251 nreset");
 632         if (ret < 0)
 633                 goto fail_irq;
 634
 635         /* start powered so that it probes with MMC subsystem */
 636         ret = gpio_direction_output(PANDORA_WIFI_NRESET_GPIO, 1);
 637         if (ret < 0)
 638                 goto fail_nreset;
 639
 640         return;
 641
 642 fail_nreset:
 643         gpio_free(PANDORA_WIFI_NRESET_GPIO);
 644 fail_irq:
 645         gpio_free(PANDORA_WIFI_IRQ_GPIO);
 646 fail:
 647         printk(KERN_ERR "wl1251 board initialisation failed\n");
 648 }
 649
 650 static struct platform_device *omap3pandora_devices[] __initdata = {
 651         &pandora_leds_gpio,
 652         &pandora_keys_gpio,
 653         &pandora_dss_device,
 654         &pandora_wl1251_data,
 655 };
 656
 657 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 658
 659         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 660         .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 661         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 662
 663         .phy_reset  = true,
 664         .reset_gpio_port[0]  = 16,
 665         .reset_gpio_port[1]  = -EINVAL,
 666         .reset_gpio_port[2]  = -EINVAL
 667 };
 668
 669 #ifdef CONFIG_OMAP_MUX
 670 static struct omap_board_mux board_mux[] __initdata = {
 671         { .reg_offset = OMAP_MUX_TERMINATOR },
 672 };
 673 #else
 674 #define board_mux       NULL
 675 #endif
 676
 677 static struct omap_musb_board_data musb_board_data = {
 678         .interface_type         = MUSB_INTERFACE_ULPI,
 679         .mode                   = MUSB_OTG,
 680         .power                  = 100,
 681 };
 682
 683 static void __init omap3pandora_init(void)
 684 {
 685         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 686         omap3pandora_i2c_init();
 687         pandora_wl1251_init();
 688         platform_add_devices(omap3pandora_devices,
 689                         ARRAY_SIZE(omap3pandora_devices));
 690         omap_serial_init();
 691         spi_register_board_info(omap3pandora_spi_board_info,
 692                         ARRAY_SIZE(omap3pandora_spi_board_info));
 693         omap3pandora_ads7846_init();
 694         usb_ehci_init(&ehci_pdata);
 695         usb_musb_init(&musb_board_data);
 696         gpmc_nand_init(&pandora_nand_data);
 697
 698         /* Ensure SDRC pins are mux'd for self-refresh */
 699         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 700         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 701 }
 702
 703 MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
 704         .phys_io        = 0x48000000,
 705         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
 706         .boot_params    = 0x80000100,
 707         .map_io         = omap3_map_io,
 708         .reserve        = omap_reserve,
 709         .init_irq       = omap3pandora_init_irq,
 710         .init_machine   = omap3pandora_init,
 711         .timer          = &omap_timer,
 712 MACHINE_END