arch/arm/mach-omap2/board-4430sdp.c

   1 /*
   2  * Board support file for OMAP4430 SDP.
   3  *
   4  * Copyright (C) 2009 Texas Instruments
   5  *
   6  * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
   7  *
   8  * Based on mach-omap2/board-3430sdp.c
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/io.h>
  19 #include <linux/gpio.h>
  20 #include <linux/usb/otg.h>
  21 #include <linux/spi/spi.h>
  22 #include <linux/i2c/twl.h>
  23 #include <linux/gpio_keys.h>
  24 #include <linux/regulator/machine.h>
  25 #include <linux/leds.h>
  26 #include <linux/leds_pwm.h>
  27
  28 #include <mach/hardware.h>
  29 #include <mach/omap4-common.h>
  30 #include <asm/mach-types.h>
  31 #include <asm/mach/arch.h>
  32 #include <asm/mach/map.h>
  33
  34 #include <plat/board.h>
  35 #include <plat/common.h>
  36 #include <plat/usb.h>
  37 #include <plat/mmc.h>
  38 #include <plat/omap4-keypad.h>
  39 #include <plat/display.h>
  40
  41 #include "mux.h"
  42 #include "hsmmc.h"
  43 #include "timer-gp.h"
  44 #include "control.h"
  45
  46 #define ETH_KS8851_IRQ                  34
  47 #define ETH_KS8851_POWER_ON             48
  48 #define ETH_KS8851_QUART                138
  49 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO        184
  50 #define OMAP4_SFH7741_ENABLE_GPIO               188
  51 #define HDMI_GPIO_HPD 60 /* Hot plug pin for HDMI */
  52 #define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
  53
  54 static const int sdp4430_keymap[] = {
  55         KEY(0, 0, KEY_E),
  56         KEY(0, 1, KEY_R),
  57         KEY(0, 2, KEY_T),
  58         KEY(0, 3, KEY_HOME),
  59         KEY(0, 4, KEY_F5),
  60         KEY(0, 5, KEY_UNKNOWN),
  61         KEY(0, 6, KEY_I),
  62         KEY(0, 7, KEY_LEFTSHIFT),
  63
  64         KEY(1, 0, KEY_D),
  65         KEY(1, 1, KEY_F),
  66         KEY(1, 2, KEY_G),
  67         KEY(1, 3, KEY_SEND),
  68         KEY(1, 4, KEY_F6),
  69         KEY(1, 5, KEY_UNKNOWN),
  70         KEY(1, 6, KEY_K),
  71         KEY(1, 7, KEY_ENTER),
  72
  73         KEY(2, 0, KEY_X),
  74         KEY(2, 1, KEY_C),
  75         KEY(2, 2, KEY_V),
  76         KEY(2, 3, KEY_END),
  77         KEY(2, 4, KEY_F7),
  78         KEY(2, 5, KEY_UNKNOWN),
  79         KEY(2, 6, KEY_DOT),
  80         KEY(2, 7, KEY_CAPSLOCK),
  81
  82         KEY(3, 0, KEY_Z),
  83         KEY(3, 1, KEY_KPPLUS),
  84         KEY(3, 2, KEY_B),
  85         KEY(3, 3, KEY_F1),
  86         KEY(3, 4, KEY_F8),
  87         KEY(3, 5, KEY_UNKNOWN),
  88         KEY(3, 6, KEY_O),
  89         KEY(3, 7, KEY_SPACE),
  90
  91         KEY(4, 0, KEY_W),
  92         KEY(4, 1, KEY_Y),
  93         KEY(4, 2, KEY_U),
  94         KEY(4, 3, KEY_F2),
  95         KEY(4, 4, KEY_VOLUMEUP),
  96         KEY(4, 5, KEY_UNKNOWN),
  97         KEY(4, 6, KEY_L),
  98         KEY(4, 7, KEY_LEFT),
  99
 100         KEY(5, 0, KEY_S),
 101         KEY(5, 1, KEY_H),
 102         KEY(5, 2, KEY_J),
 103         KEY(5, 3, KEY_F3),
 104         KEY(5, 4, KEY_F9),
 105         KEY(5, 5, KEY_VOLUMEDOWN),
 106         KEY(5, 6, KEY_M),
 107         KEY(5, 7, KEY_RIGHT),
 108
 109         KEY(6, 0, KEY_Q),
 110         KEY(6, 1, KEY_A),
 111         KEY(6, 2, KEY_N),
 112         KEY(6, 3, KEY_BACK),
 113         KEY(6, 4, KEY_BACKSPACE),
 114         KEY(6, 5, KEY_UNKNOWN),
 115         KEY(6, 6, KEY_P),
 116         KEY(6, 7, KEY_UP),
 117
 118         KEY(7, 0, KEY_PROG1),
 119         KEY(7, 1, KEY_PROG2),
 120         KEY(7, 2, KEY_PROG3),
 121         KEY(7, 3, KEY_PROG4),
 122         KEY(7, 4, KEY_F4),
 123         KEY(7, 5, KEY_UNKNOWN),
 124         KEY(7, 6, KEY_OK),
 125         KEY(7, 7, KEY_DOWN),
 126 };
 127
 128 static struct matrix_keymap_data sdp4430_keymap_data = {
 129         .keymap                 = sdp4430_keymap,
 130         .keymap_size            = ARRAY_SIZE(sdp4430_keymap),
 131 };
 132
 133 static struct omap4_keypad_platform_data sdp4430_keypad_data = {
 134         .keymap_data            = &sdp4430_keymap_data,
 135         .rows                   = 8,
 136         .cols                   = 8,
 137 };
 138 static struct gpio_led sdp4430_gpio_leds[] = {
 139         {
 140                 .name   = "omap4:green:debug0",
 141                 .gpio   = 61,
 142         },
 143         {
 144                 .name   = "omap4:green:debug1",
 145                 .gpio   = 30,
 146         },
 147         {
 148                 .name   = "omap4:green:debug2",
 149                 .gpio   = 7,
 150         },
 151         {
 152                 .name   = "omap4:green:debug3",
 153                 .gpio   = 8,
 154         },
 155         {
 156                 .name   = "omap4:green:debug4",
 157                 .gpio   = 50,
 158         },
 159         {
 160                 .name   = "omap4:blue:user",
 161                 .gpio   = 169,
 162         },
 163         {
 164                 .name   = "omap4:red:user",
 165                 .gpio   = 170,
 166         },
 167         {
 168                 .name   = "omap4:green:user",
 169                 .gpio   = 139,
 170         },
 171
 172 };
 173
 174 static struct gpio_keys_button sdp4430_gpio_keys[] = {
 175         {
 176                 .desc                   = "Proximity Sensor",
 177                 .type                   = EV_SW,
 178                 .code                   = SW_FRONT_PROXIMITY,
 179                 .gpio                   = OMAP4_SFH7741_SENSOR_OUTPUT_GPIO,
 180                 .active_low             = 0,
 181         }
 182 };
 183
 184 static struct gpio_led_platform_data sdp4430_led_data = {
 185         .leds   = sdp4430_gpio_leds,
 186         .num_leds       = ARRAY_SIZE(sdp4430_gpio_leds),
 187 };
 188
 189 static struct led_pwm sdp4430_pwm_leds[] = {
 190         {
 191                 .name           = "omap4:green:chrg",
 192                 .pwm_id         = 1,
 193                 .max_brightness = 255,
 194                 .pwm_period_ns  = 7812500,
 195         },
 196 };
 197
 198 static struct led_pwm_platform_data sdp4430_pwm_data = {
 199         .num_leds       = ARRAY_SIZE(sdp4430_pwm_leds),
 200         .leds           = sdp4430_pwm_leds,
 201 };
 202
 203 static struct platform_device sdp4430_leds_pwm = {
 204         .name   = "leds_pwm",
 205         .id     = -1,
 206         .dev    = {
 207                 .platform_data = &sdp4430_pwm_data,
 208         },
 209 };
 210
 211 static int omap_prox_activate(struct device *dev)
 212 {
 213         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1);
 214         return 0;
 215 }
 216
 217 static void omap_prox_deactivate(struct device *dev)
 218 {
 219         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0);
 220 }
 221
 222 static struct gpio_keys_platform_data sdp4430_gpio_keys_data = {
 223         .buttons        = sdp4430_gpio_keys,
 224         .nbuttons       = ARRAY_SIZE(sdp4430_gpio_keys),
 225         .enable         = omap_prox_activate,
 226         .disable        = omap_prox_deactivate,
 227 };
 228
 229 static struct platform_device sdp4430_gpio_keys_device = {
 230         .name   = "gpio-keys",
 231         .id     = -1,
 232         .dev    = {
 233                 .platform_data  = &sdp4430_gpio_keys_data,
 234         },
 235 };
 236
 237 static struct platform_device sdp4430_leds_gpio = {
 238         .name   = "leds-gpio",
 239         .id     = -1,
 240         .dev    = {
 241                 .platform_data = &sdp4430_led_data,
 242         },
 243 };
 244 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
 245         {
 246                 .modalias               = "ks8851",
 247                 .bus_num                = 1,
 248                 .chip_select            = 0,
 249                 .max_speed_hz           = 24000000,
 250                 .irq                    = ETH_KS8851_IRQ,
 251         },
 252 };
 253
 254 static int omap_ethernet_init(void)
 255 {
 256         int status;
 257
 258         /* Request of GPIO lines */
 259
 260         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
 261         if (status) {
 262                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
 263                 return status;
 264         }
 265
 266         status = gpio_request(ETH_KS8851_QUART, "quart");
 267         if (status) {
 268                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
 269                 goto error1;
 270         }
 271
 272         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
 273         if (status) {
 274                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
 275                 goto error2;
 276         }
 277
 278         /* Configuration of requested GPIO lines */
 279
 280         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
 281         if (status) {
 282                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
 283                 goto error3;
 284         }
 285
 286         status = gpio_direction_output(ETH_KS8851_QUART, 1);
 287         if (status) {
 288                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
 289                 goto error3;
 290         }
 291
 292         status = gpio_direction_input(ETH_KS8851_IRQ);
 293         if (status) {
 294                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
 295                 goto error3;
 296         }
 297
 298         return 0;
 299
 300 error3:
 301         gpio_free(ETH_KS8851_IRQ);
 302 error2:
 303         gpio_free(ETH_KS8851_QUART);
 304 error1:
 305         gpio_free(ETH_KS8851_POWER_ON);
 306         return status;
 307 }
 308
 309 static struct platform_device sdp4430_lcd_device = {
 310         .name           = "sdp4430_lcd",
 311         .id             = -1,
 312 };
 313
 314 static struct platform_device *sdp4430_devices[] __initdata = {
 315         &sdp4430_lcd_device,
 316         &sdp4430_gpio_keys_device,
 317         &sdp4430_leds_gpio,
 318         &sdp4430_leds_pwm,
 319 };
 320
 321 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 322         .ctrl_name      = "internal",
 323 };
 324
 325 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 326         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 327 };
 328
 329 static void __init omap_4430sdp_init_early(void)
 330 {
 331         omap2_init_common_infrastructure();
 332         omap2_init_common_devices(NULL, NULL);
 333 #ifdef CONFIG_OMAP_32K_TIMER
 334         omap2_gp_clockevent_set_gptimer(1);
 335 #endif
 336 }
 337
 338 static struct omap_musb_board_data musb_board_data = {
 339         .interface_type         = MUSB_INTERFACE_UTMI,
 340         .mode                   = MUSB_OTG,
 341         .power                  = 100,
 342 };
 343
 344 static struct twl4030_usb_data omap4_usbphy_data = {
 345         .phy_init       = omap4430_phy_init,
 346         .phy_exit       = omap4430_phy_exit,
 347         .phy_power      = omap4430_phy_power,
 348         .phy_set_clock  = omap4430_phy_set_clk,
 349         .phy_suspend    = omap4430_phy_suspend,
 350 };
 351
 352 static struct omap2_hsmmc_info mmc[] = {
 353         {
 354                 .mmc            = 2,
 355                 .caps           =  MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 356                 .gpio_cd        = -EINVAL,
 357                 .gpio_wp        = -EINVAL,
 358                 .nonremovable   = true,
 359                 .ocr_mask       = MMC_VDD_29_30,
 360         },
 361         {
 362                 .mmc            = 1,
 363                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 364                 .gpio_wp        = -EINVAL,
 365         },
 366         {}      /* Terminator */
 367 };
 368
 369 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 370         {
 371                 .supply = "vmmc",
 372                 .dev_name = "omap_hsmmc.1",
 373         },
 374 };
 375 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 376         {
 377                 .supply = "vmmc",
 378                 .dev_name = "omap_hsmmc.0",
 379         },
 380 };
 381
 382 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 383 {
 384         int ret = 0;
 385         struct platform_device *pdev = container_of(dev,
 386                                 struct platform_device, dev);
 387         struct omap_mmc_platform_data *pdata = dev->platform_data;
 388
 389         /* Setting MMC1 Card detect Irq */
 390         if (pdev->id == 0) {
 391                 ret = twl6030_mmc_card_detect_config();
 392                 if (ret)
 393                         pr_err("Failed configuring MMC1 card detect\n");
 394                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 395                                                 MMCDETECT_INTR_OFFSET;
 396                 pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 397         }
 398         return ret;
 399 }
 400
 401 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 402 {
 403         struct omap_mmc_platform_data *pdata;
 404
 405         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 406         if (!dev) {
 407                 pr_err("Failed %s\n", __func__);
 408                 return;
 409         }
 410         pdata = dev->platform_data;
 411         pdata->init =   omap4_twl6030_hsmmc_late_init;
 412 }
 413
 414 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 415 {
 416         struct omap2_hsmmc_info *c;
 417
 418         omap2_hsmmc_init(controllers);
 419         for (c = controllers; c->mmc; c++)
 420                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 421
 422         return 0;
 423 }
 424
 425 static struct regulator_init_data sdp4430_vaux1 = {
 426         .constraints = {
 427                 .min_uV                 = 1000000,
 428                 .max_uV                 = 3000000,
 429                 .apply_uV               = true,
 430                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 431                                         | REGULATOR_MODE_STANDBY,
 432                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 433                                         | REGULATOR_CHANGE_MODE
 434                                         | REGULATOR_CHANGE_STATUS,
 435         },
 436         .num_consumer_supplies  = 1,
 437         .consumer_supplies      = sdp4430_vaux_supply,
 438 };
 439
 440 static struct regulator_init_data sdp4430_vaux2 = {
 441         .constraints = {
 442                 .min_uV                 = 1200000,
 443                 .max_uV                 = 2800000,
 444                 .apply_uV               = true,
 445                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 446                                         | REGULATOR_MODE_STANDBY,
 447                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 448                                         | REGULATOR_CHANGE_MODE
 449                                         | REGULATOR_CHANGE_STATUS,
 450         },
 451 };
 452
 453 static struct regulator_init_data sdp4430_vaux3 = {
 454         .constraints = {
 455                 .min_uV                 = 1000000,
 456                 .max_uV                 = 3000000,
 457                 .apply_uV               = true,
 458                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 459                                         | REGULATOR_MODE_STANDBY,
 460                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 461                                         | REGULATOR_CHANGE_MODE
 462                                         | REGULATOR_CHANGE_STATUS,
 463         },
 464 };
 465
 466 /* VMMC1 for MMC1 card */
 467 static struct regulator_init_data sdp4430_vmmc = {
 468         .constraints = {
 469                 .min_uV                 = 1200000,
 470                 .max_uV                 = 3000000,
 471                 .apply_uV               = true,
 472                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 473                                         | REGULATOR_MODE_STANDBY,
 474                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 475                                         | REGULATOR_CHANGE_MODE
 476                                         | REGULATOR_CHANGE_STATUS,
 477         },
 478         .num_consumer_supplies  = 1,
 479         .consumer_supplies      = sdp4430_vmmc_supply,
 480 };
 481
 482 static struct regulator_init_data sdp4430_vpp = {
 483         .constraints = {
 484                 .min_uV                 = 1800000,
 485                 .max_uV                 = 2500000,
 486                 .apply_uV               = true,
 487                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 488                                         | REGULATOR_MODE_STANDBY,
 489                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 490                                         | REGULATOR_CHANGE_MODE
 491                                         | REGULATOR_CHANGE_STATUS,
 492         },
 493 };
 494
 495 static struct regulator_init_data sdp4430_vusim = {
 496         .constraints = {
 497                 .min_uV                 = 1200000,
 498                 .max_uV                 = 2900000,
 499                 .apply_uV               = true,
 500                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 501                                         | REGULATOR_MODE_STANDBY,
 502                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 503                                         | REGULATOR_CHANGE_MODE
 504                                         | REGULATOR_CHANGE_STATUS,
 505         },
 506 };
 507
 508 static struct regulator_init_data sdp4430_vana = {
 509         .constraints = {
 510                 .min_uV                 = 2100000,
 511                 .max_uV                 = 2100000,
 512                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 513                                         | REGULATOR_MODE_STANDBY,
 514                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 515                                         | REGULATOR_CHANGE_STATUS,
 516         },
 517 };
 518
 519 static struct regulator_init_data sdp4430_vcxio = {
 520         .constraints = {
 521                 .min_uV                 = 1800000,
 522                 .max_uV                 = 1800000,
 523                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 524                                         | REGULATOR_MODE_STANDBY,
 525                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 526                                         | REGULATOR_CHANGE_STATUS,
 527         },
 528 };
 529
 530 static struct regulator_init_data sdp4430_vdac = {
 531         .constraints = {
 532                 .min_uV                 = 1800000,
 533                 .max_uV                 = 1800000,
 534                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 535                                         | REGULATOR_MODE_STANDBY,
 536                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 537                                         | REGULATOR_CHANGE_STATUS,
 538         },
 539 };
 540
 541 static struct regulator_init_data sdp4430_vusb = {
 542         .constraints = {
 543                 .min_uV                 = 3300000,
 544                 .max_uV                 = 3300000,
 545                 .apply_uV               = true,
 546                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 547                                         | REGULATOR_MODE_STANDBY,
 548                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 549                                         | REGULATOR_CHANGE_STATUS,
 550         },
 551 };
 552
 553 static struct regulator_init_data sdp4430_clk32kg = {
 554         .constraints = {
 555                 .valid_ops_mask         = REGULATOR_CHANGE_STATUS,
 556         },
 557 };
 558
 559 static struct twl4030_platform_data sdp4430_twldata = {
 560         .irq_base       = TWL6030_IRQ_BASE,
 561         .irq_end        = TWL6030_IRQ_END,
 562
 563         /* Regulators */
 564         .vmmc           = &sdp4430_vmmc,
 565         .vpp            = &sdp4430_vpp,
 566         .vusim          = &sdp4430_vusim,
 567         .vana           = &sdp4430_vana,
 568         .vcxio          = &sdp4430_vcxio,
 569         .vdac           = &sdp4430_vdac,
 570         .vusb           = &sdp4430_vusb,
 571         .vaux1          = &sdp4430_vaux1,
 572         .vaux2          = &sdp4430_vaux2,
 573         .vaux3          = &sdp4430_vaux3,
 574         .clk32kg        = &sdp4430_clk32kg,
 575         .usb            = &omap4_usbphy_data
 576 };
 577
 578 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 579         {
 580                 I2C_BOARD_INFO("twl6030", 0x48),
 581                 .flags = I2C_CLIENT_WAKE,
 582                 .irq = OMAP44XX_IRQ_SYS_1N,
 583                 .platform_data = &sdp4430_twldata,
 584         },
 585 };
 586 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 587         {
 588                 I2C_BOARD_INFO("tmp105", 0x48),
 589         },
 590         {
 591                 I2C_BOARD_INFO("bh1780", 0x29),
 592         },
 593 };
 594 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 595         {
 596                 I2C_BOARD_INFO("hmc5843", 0x1e),
 597         },
 598 };
 599 static int __init omap4_i2c_init(void)
 600 {
 601         /*
 602          * Phoenix Audio IC needs I2C1 to
 603          * start with 400 KHz or less
 604          */
 605         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 606                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 607         omap_register_i2c_bus(2, 400, NULL, 0);
 608         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 609                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 610         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 611                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 612         return 0;
 613 }
 614
 615 static void __init omap_sfh7741prox_init(void)
 616 {
 617         int  error;
 618
 619         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 620         if (error < 0) {
 621                 pr_err("%s:failed to request GPIO %d, error %d\n",
 622                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 623                 return;
 624         }
 625
 626         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 627         if (error < 0) {
 628                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 629                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 630                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 631         }
 632 }
 633
 634 static void sdp4430_hdmi_mux_init(void)
 635 {
 636         /* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
 637         omap_mux_init_signal("hdmi_hpd",
 638                         OMAP_PIN_INPUT_PULLUP);
 639         omap_mux_init_signal("hdmi_cec",
 640                         OMAP_PIN_INPUT_PULLUP);
 641         /* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
 642         omap_mux_init_signal("hdmi_ddc_scl",
 643                         OMAP_PIN_INPUT_PULLUP);
 644         omap_mux_init_signal("hdmi_ddc_sda",
 645                         OMAP_PIN_INPUT_PULLUP);
 646 }
 647
 648 static int sdp4430_panel_enable_hdmi(struct omap_dss_device *dssdev)
 649 {
 650         int status;
 651
 652         status = gpio_request_one(HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH,
 653                                                         "hdmi_gpio_hpd");
 654         if (status) {
 655                 pr_err("Cannot request GPIO %d\n", HDMI_GPIO_HPD);
 656                 return status;
 657         }
 658         status = gpio_request_one(HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH,
 659                                                         "hdmi_gpio_ls_oe");
 660         if (status) {
 661                 pr_err("Cannot request GPIO %d\n", HDMI_GPIO_LS_OE);
 662                 goto error1;
 663         }
 664
 665         return 0;
 666
 667 error1:
 668         gpio_free(HDMI_GPIO_HPD);
 669
 670         return status;
 671 }
 672
 673 static void sdp4430_panel_disable_hdmi(struct omap_dss_device *dssdev)
 674 {
 675         gpio_free(HDMI_GPIO_LS_OE);
 676         gpio_free(HDMI_GPIO_HPD);
 677 }
 678
 679 static struct omap_dss_device sdp4430_hdmi_device = {
 680         .name = "hdmi",
 681         .driver_name = "hdmi_panel",
 682         .type = OMAP_DISPLAY_TYPE_HDMI,
 683         .platform_enable = sdp4430_panel_enable_hdmi,
 684         .platform_disable = sdp4430_panel_disable_hdmi,
 685         .channel = OMAP_DSS_CHANNEL_DIGIT,
 686 };
 687
 688 static struct omap_dss_device *sdp4430_dss_devices[] = {
 689         &sdp4430_hdmi_device,
 690 };
 691
 692 static struct omap_dss_board_info sdp4430_dss_data = {
 693         .num_devices    = ARRAY_SIZE(sdp4430_dss_devices),
 694         .devices        = sdp4430_dss_devices,
 695         .default_device = &sdp4430_hdmi_device,
 696 };
 697
 698 void omap_4430sdp_display_init(void)
 699 {
 700         sdp4430_hdmi_mux_init();
 701         omap_display_init(&sdp4430_dss_data);
 702 }
 703
 704 #ifdef CONFIG_OMAP_MUX
 705 static struct omap_board_mux board_mux[] __initdata = {
 706         OMAP4_MUX(USBB2_ULPITLL_CLK, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 707         { .reg_offset = OMAP_MUX_TERMINATOR },
 708 };
 709
 710 static struct omap_device_pad serial2_pads[] __initdata = {
 711         OMAP_MUX_STATIC("uart2_cts.uart2_cts",
 712                          OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
 713         OMAP_MUX_STATIC("uart2_rts.uart2_rts",
 714                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 715         OMAP_MUX_STATIC("uart2_rx.uart2_rx",
 716                          OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
 717         OMAP_MUX_STATIC("uart2_tx.uart2_tx",
 718                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 719 };
 720
 721 static struct omap_device_pad serial3_pads[] __initdata = {
 722         OMAP_MUX_STATIC("uart3_cts_rctx.uart3_cts_rctx",
 723                          OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
 724         OMAP_MUX_STATIC("uart3_rts_sd.uart3_rts_sd",
 725                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 726         OMAP_MUX_STATIC("uart3_rx_irrx.uart3_rx_irrx",
 727                          OMAP_PIN_INPUT | OMAP_MUX_MODE0),
 728         OMAP_MUX_STATIC("uart3_tx_irtx.uart3_tx_irtx",
 729                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 730 };
 731
 732 static struct omap_device_pad serial4_pads[] __initdata = {
 733         OMAP_MUX_STATIC("uart4_rx.uart4_rx",
 734                          OMAP_PIN_INPUT | OMAP_MUX_MODE0),
 735         OMAP_MUX_STATIC("uart4_tx.uart4_tx",
 736                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 737 };
 738
 739 static struct omap_board_data serial2_data = {
 740         .id             = 1,
 741         .pads           = serial2_pads,
 742         .pads_cnt       = ARRAY_SIZE(serial2_pads),
 743 };
 744
 745 static struct omap_board_data serial3_data = {
 746         .id             = 2,
 747         .pads           = serial3_pads,
 748         .pads_cnt       = ARRAY_SIZE(serial3_pads),
 749 };
 750
 751 static struct omap_board_data serial4_data = {
 752         .id             = 3,
 753         .pads           = serial4_pads,
 754         .pads_cnt       = ARRAY_SIZE(serial4_pads),
 755 };
 756
 757 static inline void board_serial_init(void)
 758 {
 759         struct omap_board_data bdata;
 760         bdata.flags     = 0;
 761         bdata.pads      = NULL;
 762         bdata.pads_cnt  = 0;
 763         bdata.id        = 0;
 764         /* pass dummy data for UART1 */
 765         omap_serial_init_port(&bdata);
 766
 767         omap_serial_init_port(&serial2_data);
 768         omap_serial_init_port(&serial3_data);
 769         omap_serial_init_port(&serial4_data);
 770 }
 771 #else
 772 #define board_mux       NULL
 773
 774 static inline void board_serial_init(void)
 775 {
 776         omap_serial_init();
 777 }
 778  #endif
 779
 780 static void __init omap_4430sdp_init(void)
 781 {
 782         int status;
 783         int package = OMAP_PACKAGE_CBS;
 784
 785         if (omap_rev() == OMAP4430_REV_ES1_0)
 786                 package = OMAP_PACKAGE_CBL;
 787         omap4_mux_init(board_mux, package);
 788
 789         omap_board_config = sdp4430_config;
 790         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 791
 792         omap4_i2c_init();
 793         omap_sfh7741prox_init();
 794         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 795         board_serial_init();
 796         omap4_twl6030_hsmmc_init(mmc);
 797
 798         usb_musb_init(&musb_board_data);
 799
 800         status = omap_ethernet_init();
 801         if (status) {
 802                 pr_err("Ethernet initialization failed: %d\n", status);
 803         } else {
 804                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 805                 spi_register_board_info(sdp4430_spi_board_info,
 806                                 ARRAY_SIZE(sdp4430_spi_board_info));
 807         }
 808
 809         status = omap4_keyboard_init(&sdp4430_keypad_data);
 810         if (status)
 811                 pr_err("Keypad initialization failed: %d\n", status);
 812
 813         omap_4430sdp_display_init();
 814 }
 815
 816 static void __init omap_4430sdp_map_io(void)
 817 {
 818         omap2_set_globals_443x();
 819         omap44xx_map_common_io();
 820 }
 821
 822 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 823         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 824         .boot_params    = 0x80000100,
 825         .reserve        = omap_reserve,
 826         .map_io         = omap_4430sdp_map_io,
 827         .init_early     = omap_4430sdp_init_early,
 828         .init_irq       = gic_init_irq,
 829         .init_machine   = omap_4430sdp_init,
 830         .timer          = &omap_timer,
 831 MACHINE_END