arch/arm/mach-omap2/board-omap4panda.c

   1 /*
   2  * Board support file for OMAP4430 based PandaBoard.
   3  *
   4  * Copyright (C) 2010 Texas Instruments
   5  *
   6  * Author: David Anders <x0132446@ti.com>
   7  *
   8  * Based on mach-omap2/board-4430sdp.c
   9  *
  10  * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
  11  *
  12  * Based on mach-omap2/board-3430sdp.c
  13  *
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License version 2 as
  16  * published by the Free Software Foundation.
  17  */
  18
  19 #include <linux/kernel.h>
  20 #include <linux/init.h>
  21 #include <linux/platform_device.h>
  22 #include <linux/clk.h>
  23 #include <linux/io.h>
  24 #include <linux/leds.h>
  25 #include <linux/gpio.h>
  26 #include <linux/usb/otg.h>
  27 #include <linux/i2c/twl.h>
  28 #include <linux/regulator/machine.h>
  29 #include <linux/regulator/fixed.h>
  30 #include <linux/wl12xx.h>
  31
  32 #include <mach/hardware.h>
  33 #include <mach/omap4-common.h>
  34 #include <asm/mach-types.h>
  35 #include <asm/mach/arch.h>
  36 #include <asm/mach/map.h>
  37 #include <video/omapdss.h>
  38
  39 #include <plat/board.h>
  40 #include <plat/common.h>
  41 #include <plat/usb.h>
  42 #include <plat/mmc.h>
  43 #include <video/omap-panel-generic-dpi.h>
  44
  45 #include "hsmmc.h"
  46 #include "control.h"
  47 #include "mux.h"
  48 #include "common-board-devices.h"
  49
  50 #define GPIO_HUB_POWER          1
  51 #define GPIO_HUB_NRESET         62
  52 #define GPIO_WIFI_PMENA         43
  53 #define GPIO_WIFI_IRQ           53
  54 #define HDMI_GPIO_HPD 60 /* Hot plug pin for HDMI */
  55 #define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
  56
  57 /* wl127x BT, FM, GPS connectivity chip */
  58 static int wl1271_gpios[] = {46, -1, -1};
  59 static struct platform_device wl1271_device = {
  60         .name   = "kim",
  61         .id     = -1,
  62         .dev    = {
  63                 .platform_data  = &wl1271_gpios,
  64         },
  65 };
  66
  67 static struct gpio_led gpio_leds[] = {
  68         {
  69                 .name                   = "pandaboard::status1",
  70                 .default_trigger        = "heartbeat",
  71                 .gpio                   = 7,
  72         },
  73         {
  74                 .name                   = "pandaboard::status2",
  75                 .default_trigger        = "mmc0",
  76                 .gpio                   = 8,
  77         },
  78 };
  79
  80 static struct gpio_led_platform_data gpio_led_info = {
  81         .leds           = gpio_leds,
  82         .num_leds       = ARRAY_SIZE(gpio_leds),
  83 };
  84
  85 static struct platform_device leds_gpio = {
  86         .name   = "leds-gpio",
  87         .id     = -1,
  88         .dev    = {
  89                 .platform_data  = &gpio_led_info,
  90         },
  91 };
  92
  93 static struct platform_device *panda_devices[] __initdata = {
  94         &leds_gpio,
  95         &wl1271_device,
  96 };
  97
  98 static void __init omap4_panda_init_early(void)
  99 {
 100         omap2_init_common_infrastructure();
 101 }
 102
 103 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 104         .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
 105         .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
 106         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 107         .phy_reset  = false,
 108         .reset_gpio_port[0]  = -EINVAL,
 109         .reset_gpio_port[1]  = -EINVAL,
 110         .reset_gpio_port[2]  = -EINVAL
 111 };
 112
 113 static struct gpio panda_ehci_gpios[] __initdata = {
 114         { GPIO_HUB_POWER,       GPIOF_OUT_INIT_LOW,  "hub_power"  },
 115         { GPIO_HUB_NRESET,      GPIOF_OUT_INIT_LOW,  "hub_nreset" },
 116 };
 117
 118 static void __init omap4_ehci_init(void)
 119 {
 120         int ret;
 121         struct clk *phy_ref_clk;
 122
 123         /* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */
 124         phy_ref_clk = clk_get(NULL, "auxclk3_ck");
 125         if (IS_ERR(phy_ref_clk)) {
 126                 pr_err("Cannot request auxclk3\n");
 127                 return;
 128         }
 129         clk_set_rate(phy_ref_clk, 19200000);
 130         clk_enable(phy_ref_clk);
 131
 132         /* disable the power to the usb hub prior to init and reset phy+hub */
 133         ret = gpio_request_array(panda_ehci_gpios,
 134                                  ARRAY_SIZE(panda_ehci_gpios));
 135         if (ret) {
 136                 pr_err("Unable to initialize EHCI power/reset\n");
 137                 return;
 138         }
 139
 140         gpio_export(GPIO_HUB_POWER, 0);
 141         gpio_export(GPIO_HUB_NRESET, 0);
 142         gpio_set_value(GPIO_HUB_NRESET, 1);
 143
 144         usbhs_init(&usbhs_bdata);
 145
 146         /* enable power to hub */
 147         gpio_set_value(GPIO_HUB_POWER, 1);
 148 }
 149
 150 static struct omap_musb_board_data musb_board_data = {
 151         .interface_type         = MUSB_INTERFACE_UTMI,
 152         .mode                   = MUSB_OTG,
 153         .power                  = 100,
 154 };
 155
 156 static struct omap2_hsmmc_info mmc[] = {
 157         {
 158                 .mmc            = 1,
 159                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 160                 .gpio_wp        = -EINVAL,
 161                 .gpio_cd        = -EINVAL,
 162         },
 163         {
 164                 .name           = "wl1271",
 165                 .mmc            = 5,
 166                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
 167                 .gpio_wp        = -EINVAL,
 168                 .gpio_cd        = -EINVAL,
 169                 .ocr_mask       = MMC_VDD_165_195,
 170                 .nonremovable   = true,
 171         },
 172         {}      /* Terminator */
 173 };
 174
 175 static struct regulator_consumer_supply omap4_panda_vmmc5_supply[] = {
 176         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.4"),
 177 };
 178
 179 static struct regulator_init_data panda_vmmc5 = {
 180         .constraints = {
 181                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 182         },
 183         .num_consumer_supplies = ARRAY_SIZE(omap4_panda_vmmc5_supply),
 184         .consumer_supplies = omap4_panda_vmmc5_supply,
 185 };
 186
 187 static struct fixed_voltage_config panda_vwlan = {
 188         .supply_name = "vwl1271",
 189         .microvolts = 1800000, /* 1.8V */
 190         .gpio = GPIO_WIFI_PMENA,
 191         .startup_delay = 70000, /* 70msec */
 192         .enable_high = 1,
 193         .enabled_at_boot = 0,
 194         .init_data = &panda_vmmc5,
 195 };
 196
 197 static struct platform_device omap_vwlan_device = {
 198         .name           = "reg-fixed-voltage",
 199         .id             = 1,
 200         .dev = {
 201                 .platform_data = &panda_vwlan,
 202         },
 203 };
 204
 205 struct wl12xx_platform_data omap_panda_wlan_data  __initdata = {
 206         .irq = OMAP_GPIO_IRQ(GPIO_WIFI_IRQ),
 207         /* PANDA ref clock is 38.4 MHz */
 208         .board_ref_clock = 2,
 209 };
 210
 211 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 212 {
 213         int ret = 0;
 214         struct platform_device *pdev = container_of(dev,
 215                                 struct platform_device, dev);
 216         struct omap_mmc_platform_data *pdata = dev->platform_data;
 217
 218         if (!pdata) {
 219                 dev_err(dev, "%s: NULL platform data\n", __func__);
 220                 return -EINVAL;
 221         }
 222         /* Setting MMC1 Card detect Irq */
 223         if (pdev->id == 0) {
 224                 ret = twl6030_mmc_card_detect_config();
 225                  if (ret)
 226                         dev_err(dev, "%s: Error card detect config(%d)\n",
 227                                 __func__, ret);
 228                  else
 229                         pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 230         }
 231         return ret;
 232 }
 233
 234 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 235 {
 236         struct omap_mmc_platform_data *pdata;
 237
 238         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 239         if (!dev) {
 240                 pr_err("Failed omap4_twl6030_hsmmc_set_late_init\n");
 241                 return;
 242         }
 243         pdata = dev->platform_data;
 244
 245         pdata->init =   omap4_twl6030_hsmmc_late_init;
 246 }
 247
 248 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 249 {
 250         struct omap2_hsmmc_info *c;
 251
 252         omap2_hsmmc_init(controllers);
 253         for (c = controllers; c->mmc; c++)
 254                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 255
 256         return 0;
 257 }
 258
 259 /* Panda board uses the common PMIC configuration */
 260 static struct twl4030_platform_data omap4_panda_twldata;
 261
 262 /*
 263  * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM
 264  * is connected as I2C slave device, and can be accessed at address 0x50
 265  */
 266 static struct i2c_board_info __initdata panda_i2c_eeprom[] = {
 267         {
 268                 I2C_BOARD_INFO("eeprom", 0x50),
 269         },
 270 };
 271
 272 static int __init omap4_panda_i2c_init(void)
 273 {
 274         omap4_pmic_get_config(&omap4_panda_twldata, TWL_COMMON_PDATA_USB,
 275                         TWL_COMMON_REGULATOR_VDAC |
 276                         TWL_COMMON_REGULATOR_VAUX2 |
 277                         TWL_COMMON_REGULATOR_VAUX3 |
 278                         TWL_COMMON_REGULATOR_VMMC |
 279                         TWL_COMMON_REGULATOR_VPP |
 280                         TWL_COMMON_REGULATOR_VANA |
 281                         TWL_COMMON_REGULATOR_VCXIO |
 282                         TWL_COMMON_REGULATOR_VUSB |
 283                         TWL_COMMON_REGULATOR_CLK32KG);
 284         omap4_pmic_init("twl6030", &omap4_panda_twldata);
 285         omap_register_i2c_bus(2, 400, NULL, 0);
 286         /*
 287          * Bus 3 is attached to the DVI port where devices like the pico DLP
 288          * projector don't work reliably with 400kHz
 289          */
 290         omap_register_i2c_bus(3, 100, panda_i2c_eeprom,
 291                                         ARRAY_SIZE(panda_i2c_eeprom));
 292         omap_register_i2c_bus(4, 400, NULL, 0);
 293         return 0;
 294 }
 295
 296 #ifdef CONFIG_OMAP_MUX
 297 static struct omap_board_mux board_mux[] __initdata = {
 298         /* WLAN IRQ - GPIO 53 */
 299         OMAP4_MUX(GPMC_NCS3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 300         /* WLAN POWER ENABLE - GPIO 43 */
 301         OMAP4_MUX(GPMC_A19, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT),
 302         /* WLAN SDIO: MMC5 CMD */
 303         OMAP4_MUX(SDMMC5_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 304         /* WLAN SDIO: MMC5 CLK */
 305         OMAP4_MUX(SDMMC5_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 306         /* WLAN SDIO: MMC5 DAT[0-3] */
 307         OMAP4_MUX(SDMMC5_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 308         OMAP4_MUX(SDMMC5_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 309         OMAP4_MUX(SDMMC5_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 310         OMAP4_MUX(SDMMC5_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 311         /* gpio 0 - TFP410 PD */
 312         OMAP4_MUX(KPD_COL1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE3),
 313         /* dispc2_data23 */
 314         OMAP4_MUX(USBB2_ULPITLL_STP, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 315         /* dispc2_data22 */
 316         OMAP4_MUX(USBB2_ULPITLL_DIR, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 317         /* dispc2_data21 */
 318         OMAP4_MUX(USBB2_ULPITLL_NXT, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 319         /* dispc2_data20 */
 320         OMAP4_MUX(USBB2_ULPITLL_DAT0, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 321         /* dispc2_data19 */
 322         OMAP4_MUX(USBB2_ULPITLL_DAT1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 323         /* dispc2_data18 */
 324         OMAP4_MUX(USBB2_ULPITLL_DAT2, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 325         /* dispc2_data15 */
 326         OMAP4_MUX(USBB2_ULPITLL_DAT3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 327         /* dispc2_data14 */
 328         OMAP4_MUX(USBB2_ULPITLL_DAT4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 329         /* dispc2_data13 */
 330         OMAP4_MUX(USBB2_ULPITLL_DAT5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 331         /* dispc2_data12 */
 332         OMAP4_MUX(USBB2_ULPITLL_DAT6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 333         /* dispc2_data11 */
 334         OMAP4_MUX(USBB2_ULPITLL_DAT7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 335         /* dispc2_data10 */
 336         OMAP4_MUX(DPM_EMU3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 337         /* dispc2_data9 */
 338         OMAP4_MUX(DPM_EMU4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 339         /* dispc2_data16 */
 340         OMAP4_MUX(DPM_EMU5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 341         /* dispc2_data17 */
 342         OMAP4_MUX(DPM_EMU6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 343         /* dispc2_hsync */
 344         OMAP4_MUX(DPM_EMU7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 345         /* dispc2_pclk */
 346         OMAP4_MUX(DPM_EMU8, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 347         /* dispc2_vsync */
 348         OMAP4_MUX(DPM_EMU9, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 349         /* dispc2_de */
 350         OMAP4_MUX(DPM_EMU10, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 351         /* dispc2_data8 */
 352         OMAP4_MUX(DPM_EMU11, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 353         /* dispc2_data7 */
 354         OMAP4_MUX(DPM_EMU12, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 355         /* dispc2_data6 */
 356         OMAP4_MUX(DPM_EMU13, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 357         /* dispc2_data5 */
 358         OMAP4_MUX(DPM_EMU14, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 359         /* dispc2_data4 */
 360         OMAP4_MUX(DPM_EMU15, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 361         /* dispc2_data3 */
 362         OMAP4_MUX(DPM_EMU16, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 363         /* dispc2_data2 */
 364         OMAP4_MUX(DPM_EMU17, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 365         /* dispc2_data1 */
 366         OMAP4_MUX(DPM_EMU18, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 367         /* dispc2_data0 */
 368         OMAP4_MUX(DPM_EMU19, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 369         { .reg_offset = OMAP_MUX_TERMINATOR },
 370 };
 371
 372 static struct omap_device_pad serial2_pads[] __initdata = {
 373         OMAP_MUX_STATIC("uart2_cts.uart2_cts",
 374                          OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
 375         OMAP_MUX_STATIC("uart2_rts.uart2_rts",
 376                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 377         OMAP_MUX_STATIC("uart2_rx.uart2_rx",
 378                          OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
 379         OMAP_MUX_STATIC("uart2_tx.uart2_tx",
 380                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 381 };
 382
 383 static struct omap_device_pad serial3_pads[] __initdata = {
 384         OMAP_MUX_STATIC("uart3_cts_rctx.uart3_cts_rctx",
 385                          OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
 386         OMAP_MUX_STATIC("uart3_rts_sd.uart3_rts_sd",
 387                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 388         OMAP_MUX_STATIC("uart3_rx_irrx.uart3_rx_irrx",
 389                          OMAP_PIN_INPUT | OMAP_MUX_MODE0),
 390         OMAP_MUX_STATIC("uart3_tx_irtx.uart3_tx_irtx",
 391                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 392 };
 393
 394 static struct omap_device_pad serial4_pads[] __initdata = {
 395         OMAP_MUX_STATIC("uart4_rx.uart4_rx",
 396                          OMAP_PIN_INPUT | OMAP_MUX_MODE0),
 397         OMAP_MUX_STATIC("uart4_tx.uart4_tx",
 398                          OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 399 };
 400
 401 static struct omap_board_data serial2_data __initdata = {
 402         .id             = 1,
 403         .pads           = serial2_pads,
 404         .pads_cnt       = ARRAY_SIZE(serial2_pads),
 405 };
 406
 407 static struct omap_board_data serial3_data __initdata = {
 408         .id             = 2,
 409         .pads           = serial3_pads,
 410         .pads_cnt       = ARRAY_SIZE(serial3_pads),
 411 };
 412
 413 static struct omap_board_data serial4_data __initdata = {
 414         .id             = 3,
 415         .pads           = serial4_pads,
 416         .pads_cnt       = ARRAY_SIZE(serial4_pads),
 417 };
 418
 419 static inline void board_serial_init(void)
 420 {
 421         struct omap_board_data bdata;
 422         bdata.flags     = 0;
 423         bdata.pads      = NULL;
 424         bdata.pads_cnt  = 0;
 425         bdata.id        = 0;
 426         /* pass dummy data for UART1 */
 427         omap_serial_init_port(&bdata);
 428
 429         omap_serial_init_port(&serial2_data);
 430         omap_serial_init_port(&serial3_data);
 431         omap_serial_init_port(&serial4_data);
 432 }
 433 #else
 434 #define board_mux       NULL
 435
 436 static inline void board_serial_init(void)
 437 {
 438         omap_serial_init();
 439 }
 440 #endif
 441
 442 /* Display DVI */
 443 #define PANDA_DVI_TFP410_POWER_DOWN_GPIO        0
 444
 445 static int omap4_panda_enable_dvi(struct omap_dss_device *dssdev)
 446 {
 447         gpio_set_value(dssdev->reset_gpio, 1);
 448         return 0;
 449 }
 450
 451 static void omap4_panda_disable_dvi(struct omap_dss_device *dssdev)
 452 {
 453         gpio_set_value(dssdev->reset_gpio, 0);
 454 }
 455
 456 /* Using generic display panel */
 457 static struct panel_generic_dpi_data omap4_dvi_panel = {
 458         .name                   = "generic",
 459         .platform_enable        = omap4_panda_enable_dvi,
 460         .platform_disable       = omap4_panda_disable_dvi,
 461 };
 462
 463 struct omap_dss_device omap4_panda_dvi_device = {
 464         .type                   = OMAP_DISPLAY_TYPE_DPI,
 465         .name                   = "dvi",
 466         .driver_name            = "generic_dpi_panel",
 467         .data                   = &omap4_dvi_panel,
 468         .phy.dpi.data_lines     = 24,
 469         .reset_gpio             = PANDA_DVI_TFP410_POWER_DOWN_GPIO,
 470         .channel                = OMAP_DSS_CHANNEL_LCD2,
 471 };
 472
 473 int __init omap4_panda_dvi_init(void)
 474 {
 475         int r;
 476
 477         /* Requesting TFP410 DVI GPIO and disabling it, at bootup */
 478         r = gpio_request_one(omap4_panda_dvi_device.reset_gpio,
 479                                 GPIOF_OUT_INIT_LOW, "DVI PD");
 480         if (r)
 481                 pr_err("Failed to get DVI powerdown GPIO\n");
 482
 483         return r;
 484 }
 485
 486
 487 static void omap4_panda_hdmi_mux_init(void)
 488 {
 489         /* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
 490         omap_mux_init_signal("hdmi_hpd",
 491                         OMAP_PIN_INPUT_PULLUP);
 492         omap_mux_init_signal("hdmi_cec",
 493                         OMAP_PIN_INPUT_PULLUP);
 494         /* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
 495         omap_mux_init_signal("hdmi_ddc_scl",
 496                         OMAP_PIN_INPUT_PULLUP);
 497         omap_mux_init_signal("hdmi_ddc_sda",
 498                         OMAP_PIN_INPUT_PULLUP);
 499 }
 500
 501 static struct gpio panda_hdmi_gpios[] = {
 502         { HDMI_GPIO_HPD,        GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd"   },
 503         { HDMI_GPIO_LS_OE,      GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
 504 };
 505
 506 static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
 507 {
 508         int status;
 509
 510         status = gpio_request_array(panda_hdmi_gpios,
 511                                     ARRAY_SIZE(panda_hdmi_gpios));
 512         if (status)
 513                 pr_err("Cannot request HDMI GPIOs\n");
 514
 515         return status;
 516 }
 517
 518 static void omap4_panda_panel_disable_hdmi(struct omap_dss_device *dssdev)
 519 {
 520         gpio_free(HDMI_GPIO_LS_OE);
 521         gpio_free(HDMI_GPIO_HPD);
 522 }
 523
 524 static struct omap_dss_device  omap4_panda_hdmi_device = {
 525         .name = "hdmi",
 526         .driver_name = "hdmi_panel",
 527         .type = OMAP_DISPLAY_TYPE_HDMI,
 528         .platform_enable = omap4_panda_panel_enable_hdmi,
 529         .platform_disable = omap4_panda_panel_disable_hdmi,
 530         .channel = OMAP_DSS_CHANNEL_DIGIT,
 531 };
 532
 533 static struct omap_dss_device *omap4_panda_dss_devices[] = {
 534         &omap4_panda_dvi_device,
 535         &omap4_panda_hdmi_device,
 536 };
 537
 538 static struct omap_dss_board_info omap4_panda_dss_data = {
 539         .num_devices    = ARRAY_SIZE(omap4_panda_dss_devices),
 540         .devices        = omap4_panda_dss_devices,
 541         .default_device = &omap4_panda_dvi_device,
 542 };
 543
 544 void omap4_panda_display_init(void)
 545 {
 546         int r;
 547
 548         r = omap4_panda_dvi_init();
 549         if (r)
 550                 pr_err("error initializing panda DVI\n");
 551
 552         omap4_panda_hdmi_mux_init();
 553         omap_display_init(&omap4_panda_dss_data);
 554 }
 555
 556 static void __init omap4_panda_init(void)
 557 {
 558         int package = OMAP_PACKAGE_CBS;
 559
 560         if (omap_rev() == OMAP4430_REV_ES1_0)
 561                 package = OMAP_PACKAGE_CBL;
 562         omap4_mux_init(board_mux, NULL, package);
 563
 564         if (wl12xx_set_platform_data(&omap_panda_wlan_data))
 565                 pr_err("error setting wl12xx data\n");
 566
 567         omap4_panda_i2c_init();
 568         platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices));
 569         platform_device_register(&omap_vwlan_device);
 570         board_serial_init();
 571         omap_sdrc_init(NULL, NULL);
 572         omap4_twl6030_hsmmc_init(mmc);
 573         omap4_ehci_init();
 574         usb_musb_init(&musb_board_data);
 575         omap4_panda_display_init();
 576 }
 577
 578 static void __init omap4_panda_map_io(void)
 579 {
 580         omap2_set_globals_443x();
 581         omap44xx_map_common_io();
 582 }
 583
 584 MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board")
 585         /* Maintainer: David Anders - Texas Instruments Inc */
 586         .boot_params    = 0x80000100,
 587         .reserve        = omap_reserve,
 588         .map_io         = omap4_panda_map_io,
 589         .init_early     = omap4_panda_init_early,
 590         .init_irq       = gic_init_irq,
 591         .init_machine   = omap4_panda_init,
 592         .timer          = &omap4_timer,
 593 MACHINE_END