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 #include <linux/platform_data/omap-abe-twl6040.h>
  32
  33 #include <mach/hardware.h>
  34 #include <asm/hardware/gic.h>
  35 #include <asm/mach-types.h>
  36 #include <asm/mach/arch.h>
  37 #include <asm/mach/map.h>
  38 #include <video/omapdss.h>
  39
  40 #include <plat/board.h>
  41 #include "common.h"
  42 #include <plat/usb.h>
  43 #include <plat/mmc.h>
  44 #include <video/omap-panel-dvi.h>
  45
  46 #include "hsmmc.h"
  47 #include "control.h"
  48 #include "mux.h"
  49 #include "common-board-devices.h"
  50
  51 #define GPIO_HUB_POWER          1
  52 #define GPIO_HUB_NRESET         62
  53 #define GPIO_WIFI_PMENA         43
  54 #define GPIO_WIFI_IRQ           53
  55 #define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */
  56 #define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
  57 #define HDMI_GPIO_HPD  63 /* Hotplug detect */
  58
  59 /* wl127x BT, FM, GPS connectivity chip */
  60 static int wl1271_gpios[] = {46, -1, -1};
  61 static struct platform_device wl1271_device = {
  62         .name   = "kim",
  63         .id     = -1,
  64         .dev    = {
  65                 .platform_data  = &wl1271_gpios,
  66         },
  67 };
  68
  69 static struct gpio_led gpio_leds[] = {
  70         {
  71                 .name                   = "pandaboard::status1",
  72                 .default_trigger        = "heartbeat",
  73                 .gpio                   = 7,
  74         },
  75         {
  76                 .name                   = "pandaboard::status2",
  77                 .default_trigger        = "mmc0",
  78                 .gpio                   = 8,
  79         },
  80 };
  81
  82 static struct gpio_led_platform_data gpio_led_info = {
  83         .leds           = gpio_leds,
  84         .num_leds       = ARRAY_SIZE(gpio_leds),
  85 };
  86
  87 static struct platform_device leds_gpio = {
  88         .name   = "leds-gpio",
  89         .id     = -1,
  90         .dev    = {
  91                 .platform_data  = &gpio_led_info,
  92         },
  93 };
  94
  95 static struct omap_abe_twl6040_data panda_abe_audio_data = {
  96         /* Audio out */
  97         .has_hs         = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
  98         /* HandsFree through expasion connector */
  99         .has_hf         = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
 100         /* PandaBoard: FM TX, PandaBoardES: can be connected to audio out */
 101         .has_aux        = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
 102         /* PandaBoard: FM RX, PandaBoardES: audio in */
 103         .has_afm        = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
 104         /* No jack detection. */
 105         .jack_detection = 0,
 106         /* MCLK input is 38.4MHz */
 107         .mclk_freq      = 38400000,
 108
 109 };
 110
 111 static struct platform_device panda_abe_audio = {
 112         .name           = "omap-abe-twl6040",
 113         .id             = -1,
 114         .dev = {
 115                 .platform_data = &panda_abe_audio_data,
 116         },
 117 };
 118
 119 static struct platform_device *panda_devices[] __initdata = {
 120         &leds_gpio,
 121         &wl1271_device,
 122         &panda_abe_audio,
 123 };
 124
 125 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 126         .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
 127         .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
 128         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 129         .phy_reset  = false,
 130         .reset_gpio_port[0]  = -EINVAL,
 131         .reset_gpio_port[1]  = -EINVAL,
 132         .reset_gpio_port[2]  = -EINVAL
 133 };
 134
 135 static struct gpio panda_ehci_gpios[] __initdata = {
 136         { GPIO_HUB_POWER,       GPIOF_OUT_INIT_LOW,  "hub_power"  },
 137         { GPIO_HUB_NRESET,      GPIOF_OUT_INIT_LOW,  "hub_nreset" },
 138 };
 139
 140 static void __init omap4_ehci_init(void)
 141 {
 142         int ret;
 143         struct clk *phy_ref_clk;
 144
 145         /* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */
 146         phy_ref_clk = clk_get(NULL, "auxclk3_ck");
 147         if (IS_ERR(phy_ref_clk)) {
 148                 pr_err("Cannot request auxclk3\n");
 149                 return;
 150         }
 151         clk_set_rate(phy_ref_clk, 19200000);
 152         clk_enable(phy_ref_clk);
 153
 154         /* disable the power to the usb hub prior to init and reset phy+hub */
 155         ret = gpio_request_array(panda_ehci_gpios,
 156                                  ARRAY_SIZE(panda_ehci_gpios));
 157         if (ret) {
 158                 pr_err("Unable to initialize EHCI power/reset\n");
 159                 return;
 160         }
 161
 162         gpio_export(GPIO_HUB_POWER, 0);
 163         gpio_export(GPIO_HUB_NRESET, 0);
 164         gpio_set_value(GPIO_HUB_NRESET, 1);
 165
 166         usbhs_init(&usbhs_bdata);
 167
 168         /* enable power to hub */
 169         gpio_set_value(GPIO_HUB_POWER, 1);
 170 }
 171
 172 static struct omap_musb_board_data musb_board_data = {
 173         .interface_type         = MUSB_INTERFACE_UTMI,
 174         .mode                   = MUSB_OTG,
 175         .power                  = 100,
 176 };
 177
 178 static struct omap2_hsmmc_info mmc[] = {
 179         {
 180                 .mmc            = 1,
 181                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 182                 .gpio_wp        = -EINVAL,
 183                 .gpio_cd        = -EINVAL,
 184         },
 185         {
 186                 .name           = "wl1271",
 187                 .mmc            = 5,
 188                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
 189                 .gpio_wp        = -EINVAL,
 190                 .gpio_cd        = -EINVAL,
 191                 .ocr_mask       = MMC_VDD_165_195,
 192                 .nonremovable   = true,
 193         },
 194         {}      /* Terminator */
 195 };
 196
 197 static struct regulator_consumer_supply omap4_panda_vmmc5_supply[] = {
 198         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.4"),
 199 };
 200
 201 static struct regulator_init_data panda_vmmc5 = {
 202         .constraints = {
 203                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 204         },
 205         .num_consumer_supplies = ARRAY_SIZE(omap4_panda_vmmc5_supply),
 206         .consumer_supplies = omap4_panda_vmmc5_supply,
 207 };
 208
 209 static struct fixed_voltage_config panda_vwlan = {
 210         .supply_name = "vwl1271",
 211         .microvolts = 1800000, /* 1.8V */
 212         .gpio = GPIO_WIFI_PMENA,
 213         .startup_delay = 70000, /* 70msec */
 214         .enable_high = 1,
 215         .enabled_at_boot = 0,
 216         .init_data = &panda_vmmc5,
 217 };
 218
 219 static struct platform_device omap_vwlan_device = {
 220         .name           = "reg-fixed-voltage",
 221         .id             = 1,
 222         .dev = {
 223                 .platform_data = &panda_vwlan,
 224         },
 225 };
 226
 227 struct wl12xx_platform_data omap_panda_wlan_data  __initdata = {
 228         .irq = OMAP_GPIO_IRQ(GPIO_WIFI_IRQ),
 229         /* PANDA ref clock is 38.4 MHz */
 230         .board_ref_clock = 2,
 231 };
 232
 233 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 234 {
 235         int ret = 0;
 236         struct platform_device *pdev = container_of(dev,
 237                                 struct platform_device, dev);
 238         struct omap_mmc_platform_data *pdata = dev->platform_data;
 239
 240         if (!pdata) {
 241                 dev_err(dev, "%s: NULL platform data\n", __func__);
 242                 return -EINVAL;
 243         }
 244         /* Setting MMC1 Card detect Irq */
 245         if (pdev->id == 0) {
 246                 ret = twl6030_mmc_card_detect_config();
 247                  if (ret)
 248                         dev_err(dev, "%s: Error card detect config(%d)\n",
 249                                 __func__, ret);
 250                  else
 251                         pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 252         }
 253         return ret;
 254 }
 255
 256 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 257 {
 258         struct omap_mmc_platform_data *pdata;
 259
 260         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 261         if (!dev) {
 262                 pr_err("Failed omap4_twl6030_hsmmc_set_late_init\n");
 263                 return;
 264         }
 265         pdata = dev->platform_data;
 266
 267         pdata->init =   omap4_twl6030_hsmmc_late_init;
 268 }
 269
 270 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 271 {
 272         struct omap2_hsmmc_info *c;
 273
 274         omap2_hsmmc_init(controllers);
 275         for (c = controllers; c->mmc; c++)
 276                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 277
 278         return 0;
 279 }
 280
 281 static struct twl4030_codec_data twl6040_codec = {
 282         /* single-step ramp for headset and handsfree */
 283         .hs_left_step   = 0x0f,
 284         .hs_right_step  = 0x0f,
 285         .hf_left_step   = 0x1d,
 286         .hf_right_step  = 0x1d,
 287 };
 288
 289 static struct twl4030_audio_data twl6040_audio = {
 290         .codec          = &twl6040_codec,
 291         .audpwron_gpio  = 127,
 292         .naudint_irq    = OMAP44XX_IRQ_SYS_2N,
 293         .irq_base       = TWL6040_CODEC_IRQ_BASE,
 294 };
 295
 296 /* Panda board uses the common PMIC configuration */
 297 static struct twl4030_platform_data omap4_panda_twldata = {
 298         .audio          = &twl6040_audio,
 299 };
 300
 301 /*
 302  * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM
 303  * is connected as I2C slave device, and can be accessed at address 0x50
 304  */
 305 static struct i2c_board_info __initdata panda_i2c_eeprom[] = {
 306         {
 307                 I2C_BOARD_INFO("eeprom", 0x50),
 308         },
 309 };
 310
 311 static int __init omap4_panda_i2c_init(void)
 312 {
 313         omap4_pmic_get_config(&omap4_panda_twldata, TWL_COMMON_PDATA_USB,
 314                         TWL_COMMON_REGULATOR_VDAC |
 315                         TWL_COMMON_REGULATOR_VAUX2 |
 316                         TWL_COMMON_REGULATOR_VAUX3 |
 317                         TWL_COMMON_REGULATOR_VMMC |
 318                         TWL_COMMON_REGULATOR_VPP |
 319                         TWL_COMMON_REGULATOR_VANA |
 320                         TWL_COMMON_REGULATOR_VCXIO |
 321                         TWL_COMMON_REGULATOR_VUSB |
 322                         TWL_COMMON_REGULATOR_CLK32KG);
 323         omap4_pmic_init("twl6030", &omap4_panda_twldata);
 324         omap_register_i2c_bus(2, 400, NULL, 0);
 325         /*
 326          * Bus 3 is attached to the DVI port where devices like the pico DLP
 327          * projector don't work reliably with 400kHz
 328          */
 329         omap_register_i2c_bus(3, 100, panda_i2c_eeprom,
 330                                         ARRAY_SIZE(panda_i2c_eeprom));
 331         omap_register_i2c_bus(4, 400, NULL, 0);
 332         return 0;
 333 }
 334
 335 #ifdef CONFIG_OMAP_MUX
 336 static struct omap_board_mux board_mux[] __initdata = {
 337         /* WLAN IRQ - GPIO 53 */
 338         OMAP4_MUX(GPMC_NCS3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 339         /* WLAN POWER ENABLE - GPIO 43 */
 340         OMAP4_MUX(GPMC_A19, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT),
 341         /* WLAN SDIO: MMC5 CMD */
 342         OMAP4_MUX(SDMMC5_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 343         /* WLAN SDIO: MMC5 CLK */
 344         OMAP4_MUX(SDMMC5_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 345         /* WLAN SDIO: MMC5 DAT[0-3] */
 346         OMAP4_MUX(SDMMC5_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 347         OMAP4_MUX(SDMMC5_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 348         OMAP4_MUX(SDMMC5_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 349         OMAP4_MUX(SDMMC5_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 350         /* gpio 0 - TFP410 PD */
 351         OMAP4_MUX(KPD_COL1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE3),
 352         /* dispc2_data23 */
 353         OMAP4_MUX(USBB2_ULPITLL_STP, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 354         /* dispc2_data22 */
 355         OMAP4_MUX(USBB2_ULPITLL_DIR, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 356         /* dispc2_data21 */
 357         OMAP4_MUX(USBB2_ULPITLL_NXT, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 358         /* dispc2_data20 */
 359         OMAP4_MUX(USBB2_ULPITLL_DAT0, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 360         /* dispc2_data19 */
 361         OMAP4_MUX(USBB2_ULPITLL_DAT1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 362         /* dispc2_data18 */
 363         OMAP4_MUX(USBB2_ULPITLL_DAT2, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 364         /* dispc2_data15 */
 365         OMAP4_MUX(USBB2_ULPITLL_DAT3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 366         /* dispc2_data14 */
 367         OMAP4_MUX(USBB2_ULPITLL_DAT4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 368         /* dispc2_data13 */
 369         OMAP4_MUX(USBB2_ULPITLL_DAT5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 370         /* dispc2_data12 */
 371         OMAP4_MUX(USBB2_ULPITLL_DAT6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 372         /* dispc2_data11 */
 373         OMAP4_MUX(USBB2_ULPITLL_DAT7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 374         /* dispc2_data10 */
 375         OMAP4_MUX(DPM_EMU3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 376         /* dispc2_data9 */
 377         OMAP4_MUX(DPM_EMU4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 378         /* dispc2_data16 */
 379         OMAP4_MUX(DPM_EMU5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 380         /* dispc2_data17 */
 381         OMAP4_MUX(DPM_EMU6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 382         /* dispc2_hsync */
 383         OMAP4_MUX(DPM_EMU7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 384         /* dispc2_pclk */
 385         OMAP4_MUX(DPM_EMU8, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 386         /* dispc2_vsync */
 387         OMAP4_MUX(DPM_EMU9, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 388         /* dispc2_de */
 389         OMAP4_MUX(DPM_EMU10, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 390         /* dispc2_data8 */
 391         OMAP4_MUX(DPM_EMU11, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 392         /* dispc2_data7 */
 393         OMAP4_MUX(DPM_EMU12, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 394         /* dispc2_data6 */
 395         OMAP4_MUX(DPM_EMU13, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 396         /* dispc2_data5 */
 397         OMAP4_MUX(DPM_EMU14, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 398         /* dispc2_data4 */
 399         OMAP4_MUX(DPM_EMU15, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 400         /* dispc2_data3 */
 401         OMAP4_MUX(DPM_EMU16, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 402         /* dispc2_data2 */
 403         OMAP4_MUX(DPM_EMU17, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 404         /* dispc2_data1 */
 405         OMAP4_MUX(DPM_EMU18, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 406         /* dispc2_data0 */
 407         OMAP4_MUX(DPM_EMU19, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
 408         { .reg_offset = OMAP_MUX_TERMINATOR },
 409 };
 410
 411 #else
 412 #define board_mux       NULL
 413 #endif
 414
 415 /* Display DVI */
 416 #define PANDA_DVI_TFP410_POWER_DOWN_GPIO        0
 417
 418 static int omap4_panda_enable_dvi(struct omap_dss_device *dssdev)
 419 {
 420         gpio_set_value(dssdev->reset_gpio, 1);
 421         return 0;
 422 }
 423
 424 static void omap4_panda_disable_dvi(struct omap_dss_device *dssdev)
 425 {
 426         gpio_set_value(dssdev->reset_gpio, 0);
 427 }
 428
 429 /* Using generic display panel */
 430 static struct panel_dvi_platform_data omap4_dvi_panel = {
 431         .platform_enable        = omap4_panda_enable_dvi,
 432         .platform_disable       = omap4_panda_disable_dvi,
 433         .i2c_bus_num = 3,
 434 };
 435
 436 struct omap_dss_device omap4_panda_dvi_device = {
 437         .type                   = OMAP_DISPLAY_TYPE_DPI,
 438         .name                   = "dvi",
 439         .driver_name            = "dvi",
 440         .data                   = &omap4_dvi_panel,
 441         .phy.dpi.data_lines     = 24,
 442         .reset_gpio             = PANDA_DVI_TFP410_POWER_DOWN_GPIO,
 443         .channel                = OMAP_DSS_CHANNEL_LCD2,
 444 };
 445
 446 int __init omap4_panda_dvi_init(void)
 447 {
 448         int r;
 449
 450         /* Requesting TFP410 DVI GPIO and disabling it, at bootup */
 451         r = gpio_request_one(omap4_panda_dvi_device.reset_gpio,
 452                                 GPIOF_OUT_INIT_LOW, "DVI PD");
 453         if (r)
 454                 pr_err("Failed to get DVI powerdown GPIO\n");
 455
 456         return r;
 457 }
 458
 459 static struct gpio panda_hdmi_gpios[] = {
 460         { HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
 461         { HDMI_GPIO_LS_OE,      GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
 462         { HDMI_GPIO_HPD, GPIOF_DIR_IN, "hdmi_gpio_hpd" },
 463 };
 464
 465 static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
 466 {
 467         int status;
 468
 469         status = gpio_request_array(panda_hdmi_gpios,
 470                                     ARRAY_SIZE(panda_hdmi_gpios));
 471         if (status)
 472                 pr_err("Cannot request HDMI GPIOs\n");
 473
 474         return status;
 475 }
 476
 477 static void omap4_panda_panel_disable_hdmi(struct omap_dss_device *dssdev)
 478 {
 479         gpio_free_array(panda_hdmi_gpios, ARRAY_SIZE(panda_hdmi_gpios));
 480 }
 481
 482 static struct omap_dss_hdmi_data omap4_panda_hdmi_data = {
 483         .hpd_gpio = HDMI_GPIO_HPD,
 484 };
 485
 486 static struct omap_dss_device  omap4_panda_hdmi_device = {
 487         .name = "hdmi",
 488         .driver_name = "hdmi_panel",
 489         .type = OMAP_DISPLAY_TYPE_HDMI,
 490         .platform_enable = omap4_panda_panel_enable_hdmi,
 491         .platform_disable = omap4_panda_panel_disable_hdmi,
 492         .channel = OMAP_DSS_CHANNEL_DIGIT,
 493         .data = &omap4_panda_hdmi_data,
 494 };
 495
 496 static struct omap_dss_device *omap4_panda_dss_devices[] = {
 497         &omap4_panda_dvi_device,
 498         &omap4_panda_hdmi_device,
 499 };
 500
 501 static struct omap_dss_board_info omap4_panda_dss_data = {
 502         .num_devices    = ARRAY_SIZE(omap4_panda_dss_devices),
 503         .devices        = omap4_panda_dss_devices,
 504         .default_device = &omap4_panda_dvi_device,
 505 };
 506
 507 void omap4_panda_display_init(void)
 508 {
 509         int r;
 510
 511         r = omap4_panda_dvi_init();
 512         if (r)
 513                 pr_err("error initializing panda DVI\n");
 514
 515         omap_display_init(&omap4_panda_dss_data);
 516
 517         /*
 518          * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and
 519          * later have external pull up on the HDMI I2C lines
 520          */
 521         if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2)
 522                 omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
 523         else
 524                 omap_hdmi_init(0);
 525
 526         omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT);
 527         omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT);
 528         omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN);
 529 }
 530
 531 static void omap4_panda_init_rev(void)
 532 {
 533         if (cpu_is_omap4430()) {
 534                 /* PandaBoard 4430 */
 535                 /* ASoC audio configuration */
 536                 panda_abe_audio_data.card_name = "PandaBoard";
 537                 panda_abe_audio_data.has_hsmic = 1;
 538         } else {
 539                 /* PandaBoard ES */
 540                 /* ASoC audio configuration */
 541                 panda_abe_audio_data.card_name = "PandaBoardES";
 542         }
 543 }
 544
 545 static void __init omap4_panda_init(void)
 546 {
 547         int package = OMAP_PACKAGE_CBS;
 548         int ret;
 549
 550         if (omap_rev() == OMAP4430_REV_ES1_0)
 551                 package = OMAP_PACKAGE_CBL;
 552         omap4_mux_init(board_mux, NULL, package);
 553
 554         ret = wl12xx_set_platform_data(&omap_panda_wlan_data);
 555         if (ret)
 556                 pr_err("error setting wl12xx data: %d\n", ret);
 557
 558         omap4_panda_init_rev();
 559         omap4_panda_i2c_init();
 560         platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices));
 561         platform_device_register(&omap_vwlan_device);
 562         omap_serial_init();
 563         omap_sdrc_init(NULL, NULL);
 564         omap4_twl6030_hsmmc_init(mmc);
 565         omap4_ehci_init();
 566         usb_musb_init(&musb_board_data);
 567         omap4_panda_display_init();
 568 }
 569
 570 MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board")
 571         /* Maintainer: David Anders - Texas Instruments Inc */
 572         .atag_offset    = 0x100,
 573         .reserve        = omap_reserve,
 574         .map_io         = omap4_map_io,
 575         .init_early     = omap4430_init_early,
 576         .init_irq       = gic_init_irq,
 577         .handle_irq     = gic_handle_irq,
 578         .init_machine   = omap4_panda_init,
 579         .timer          = &omap4_timer,
 580         .restart        = omap_prcm_restart,
 581 MACHINE_END