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 60static 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 85static 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 92static 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 110static struct gpio_led_platform_data pandora_gpio_led_data = { 111 .leds = pandora_gpio_leds, 112 .num_leds = ARRAY_SIZE(pandora_gpio_leds), 113}; 114 115static 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 136static 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 156static struct gpio_keys_platform_data pandora_gpio_key_info = { 157 .buttons = pandora_gpio_keys, 158 .nbuttons = ARRAY_SIZE(pandora_gpio_keys), 159}; 160 161static 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 169static 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 216static struct matrix_keymap_data board_map_data = { 217 .keymap = board_keymap, 218 .keymap_size = ARRAY_SIZE(board_keymap), 219}; 220 221static struct twl4030_keypad_data pandora_kp_data = { 222 .keymap_data = &board_map_data, 223 .rows = 8, 224 .cols = 6, 225 .rep = 1, 226}; 227 228static 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 236static 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 243static struct omap_dss_device *pandora_dss_devices[] = { 244 &pandora_lcd_device, 245 &pandora_tv_device, 246}; 247 248static 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 254static struct platform_device pandora_dss_device = { 255 .name = "omapdss", 256 .id = -1, 257 .dev = { 258 .platform_data = &pandora_dss_data, 259 }, 260}; 261 262static 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 276static 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 302static 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 328fail_direction: 329 gpio_free(gpio_32khz); 330fail: 331 return -ENODEV; 332} 333 334static 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 341static struct regulator_consumer_supply pandora_vmmc1_supply = 342 REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0"); 343 344static struct regulator_consumer_supply pandora_vmmc2_supply = 345 REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1"); 346 347static struct regulator_consumer_supply pandora_vdda_dac_supply = 348 REGULATOR_SUPPLY("vdda_dac", "omapdss"); 349 350static struct regulator_consumer_supply pandora_vdds_supplies[] = { 351 REGULATOR_SUPPLY("vdds_sdi", "omapdss"), 352 REGULATOR_SUPPLY("vdds_dsi", "omapdss"), 353}; 354 355static struct regulator_consumer_supply pandora_vcc_lcd_supply = 356 REGULATOR_SUPPLY("vcc", "display0"); 357 358static 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 */ 362static 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 368static 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) */ 372static 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) */ 387static 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 */ 402static 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 */ 417static 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 */ 432static 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 */ 447static 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 */ 462static 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 */ 477static 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 491static struct twl4030_usb_data omap3pandora_usb_data = { 492 .usb_mode = T2_USB_MODE_ULPI, 493}; 494 495static struct twl4030_codec_audio_data omap3pandora_audio_data = { 496 .audio_mclk = 26000000, 497}; 498 499static struct twl4030_codec_data omap3pandora_codec_data = { 500 .audio_mclk = 26000000, 501 .audio = &omap3pandora_audio_data, 502}; 503 504static 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 521static 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 530static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = { 531 { 532 I2C_BOARD_INFO("bq27500", 0x55), 533 .flags = I2C_CLIENT_WAKE, 534 }, 535}; 536 537static 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 547static 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 562static int ads7846_get_pendown_state(void) 563{ 564 return !gpio_get_value(OMAP3_PANDORA_TS_GPIO); 565} 566 567static 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 579static struct omap2_mcspi_device_config ads7846_mcspi_config = { 580 .turbo_mode = 0, 581 .single_channel = 1, /* 0: slave, 1: master */ 582}; 583 584static 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 602static 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 610static 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 618static struct wl12xx_platform_data pandora_wl1251_pdata = { 619 .set_power = pandora_wl1251_set_power, 620 .use_eeprom = true, 621}; 622 623static struct platform_device pandora_wl1251_data = { 624 .name = "wl1251_data", 625 .id = -1, 626 .dev = { 627 .platform_data = &pandora_wl1251_pdata, 628 }, 629}; 630 631static 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 658fail_nreset: 659 gpio_free(PANDORA_WIFI_NRESET_GPIO); 660fail_irq: 661 gpio_free(PANDORA_WIFI_IRQ_GPIO); 662fail: 663 printk(KERN_ERR "wl1251 board initialisation failed\n"); 664} 665 666static struct platform_device *omap3pandora_devices[] __initdata = { 667 &pandora_leds_gpio, 668 &pandora_keys_gpio, 669 &pandora_dss_device, 670 &pandora_wl1251_data, 671}; 672 673static 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 686static struct omap_board_mux board_mux[] __initdata = { 687 { .reg_offset = OMAP_MUX_TERMINATOR }, 688}; 689#else 690#define board_mux NULL 691#endif 692 693static struct omap_musb_board_data musb_board_data = { 694 .interface_type = MUSB_INTERFACE_ULPI, 695 .mode = MUSB_OTG, 696 .power = 100, 697}; 698 699static 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 719MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") 720 .phys_io = 0x48000000, 721 .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, 722 .boot_params = 0x80000100, 723 .map_io = omap3_map_io, 724 .reserve = omap_reserve, 725 .init_irq = omap3pandora_init_irq, 726 .init_machine = omap3pandora_init, 727 .timer = &omap_timer, 728MACHINE_END 729