arch/arm/mach-omap2/board-omap3beagle.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-omap3beagle.c
   3  *
   4  * Copyright (C) 2008 Texas Instruments
   5  *
   6  * Modified from mach-omap2/board-3430sdp.c
   7  *
   8  * Initial code: Syed Mohammed Khasim
   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/delay.h>
  19 #include <linux/err.h>
  20 #include <linux/clk.h>
  21 #include <linux/io.h>
  22 #include <linux/leds.h>
  23 #include <linux/gpio.h>
  24 #include <linux/input.h>
  25 #include <linux/gpio_keys.h>
  26
  27 #include <linux/mtd/mtd.h>
  28 #include <linux/mtd/partitions.h>
  29 #include <linux/mtd/nand.h>
  30 #include <linux/mmc/host.h>
  31
  32 #include <linux/regulator/machine.h>
  33 #include <linux/i2c/twl.h>
  34
  35 #include <mach/hardware.h>
  36 #include <asm/mach-types.h>
  37 #include <asm/mach/arch.h>
  38 #include <asm/mach/map.h>
  39 #include <asm/mach/flash.h>
  40
  41 #include <plat/board.h>
  42 #include <plat/common.h>
  43 #include <plat/display.h>
  44 #include <plat/panel-generic-dpi.h>
  45 #include <plat/gpmc.h>
  46 #include <plat/nand.h>
  47 #include <plat/usb.h>
  48
  49 #include "mux.h"
  50 #include "hsmmc.h"
  51 #include "timer-gp.h"
  52
  53 #define NAND_BLOCK_SIZE         SZ_128K
  54
  55 /*
  56  * OMAP3 Beagle revision
  57  * Run time detection of Beagle revision is done by reading GPIO.
  58  * GPIO ID -
  59  *      AXBX    = GPIO173, GPIO172, GPIO171: 1 1 1
  60  *      C1_3    = GPIO173, GPIO172, GPIO171: 1 1 0
  61  *      C4      = GPIO173, GPIO172, GPIO171: 1 0 1
  62  *      XM      = GPIO173, GPIO172, GPIO171: 0 0 0
  63  */
  64 enum {
  65         OMAP3BEAGLE_BOARD_UNKN = 0,
  66         OMAP3BEAGLE_BOARD_AXBX,
  67         OMAP3BEAGLE_BOARD_C1_3,
  68         OMAP3BEAGLE_BOARD_C4,
  69         OMAP3BEAGLE_BOARD_XM,
  70 };
  71
  72 static u8 omap3_beagle_version;
  73
  74 static u8 omap3_beagle_get_rev(void)
  75 {
  76         return omap3_beagle_version;
  77 }
  78
  79 static void __init omap3_beagle_init_rev(void)
  80 {
  81         int ret;
  82         u16 beagle_rev = 0;
  83
  84         omap_mux_init_gpio(171, OMAP_PIN_INPUT_PULLUP);
  85         omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP);
  86         omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP);
  87
  88         ret = gpio_request(171, "rev_id_0");
  89         if (ret < 0)
  90                 goto fail0;
  91
  92         ret = gpio_request(172, "rev_id_1");
  93         if (ret < 0)
  94                 goto fail1;
  95
  96         ret = gpio_request(173, "rev_id_2");
  97         if (ret < 0)
  98                 goto fail2;
  99
 100         gpio_direction_input(171);
 101         gpio_direction_input(172);
 102         gpio_direction_input(173);
 103
 104         beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1)
 105                         | (gpio_get_value(173) << 2);
 106
 107         switch (beagle_rev) {
 108         case 7:
 109                 printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n");
 110                 omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX;
 111                 break;
 112         case 6:
 113                 printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n");
 114                 omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3;
 115                 break;
 116         case 5:
 117                 printk(KERN_INFO "OMAP3 Beagle Rev: C4\n");
 118                 omap3_beagle_version = OMAP3BEAGLE_BOARD_C4;
 119                 break;
 120         case 0:
 121                 printk(KERN_INFO "OMAP3 Beagle Rev: xM\n");
 122                 omap3_beagle_version = OMAP3BEAGLE_BOARD_XM;
 123                 break;
 124         default:
 125                 printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev);
 126                 omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
 127         }
 128
 129         return;
 130
 131 fail2:
 132         gpio_free(172);
 133 fail1:
 134         gpio_free(171);
 135 fail0:
 136         printk(KERN_ERR "Unable to get revision detection GPIO pins\n");
 137         omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
 138
 139         return;
 140 }
 141
 142 static struct mtd_partition omap3beagle_nand_partitions[] = {
 143         /* All the partition sizes are listed in terms of NAND block size */
 144         {
 145                 .name           = "X-Loader",
 146                 .offset         = 0,
 147                 .size           = 4 * NAND_BLOCK_SIZE,
 148                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
 149         },
 150         {
 151                 .name           = "U-Boot",
 152                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
 153                 .size           = 15 * NAND_BLOCK_SIZE,
 154                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
 155         },
 156         {
 157                 .name           = "U-Boot Env",
 158                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x260000 */
 159                 .size           = 1 * NAND_BLOCK_SIZE,
 160         },
 161         {
 162                 .name           = "Kernel",
 163                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x280000 */
 164                 .size           = 32 * NAND_BLOCK_SIZE,
 165         },
 166         {
 167                 .name           = "File System",
 168                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x680000 */
 169                 .size           = MTDPART_SIZ_FULL,
 170         },
 171 };
 172
 173 static struct omap_nand_platform_data omap3beagle_nand_data = {
 174         .options        = NAND_BUSWIDTH_16,
 175         .parts          = omap3beagle_nand_partitions,
 176         .nr_parts       = ARRAY_SIZE(omap3beagle_nand_partitions),
 177         .dma_channel    = -1,           /* disable DMA in OMAP NAND driver */
 178         .nand_setup     = NULL,
 179         .dev_ready      = NULL,
 180 };
 181
 182 /* DSS */
 183
 184 static int beagle_enable_dvi(struct omap_dss_device *dssdev)
 185 {
 186         if (gpio_is_valid(dssdev->reset_gpio))
 187                 gpio_set_value(dssdev->reset_gpio, 1);
 188
 189         return 0;
 190 }
 191
 192 static void beagle_disable_dvi(struct omap_dss_device *dssdev)
 193 {
 194         if (gpio_is_valid(dssdev->reset_gpio))
 195                 gpio_set_value(dssdev->reset_gpio, 0);
 196 }
 197
 198 static struct panel_generic_dpi_data dvi_panel = {
 199         .name = "generic",
 200         .platform_enable = beagle_enable_dvi,
 201         .platform_disable = beagle_disable_dvi,
 202 };
 203
 204 static struct omap_dss_device beagle_dvi_device = {
 205         .type = OMAP_DISPLAY_TYPE_DPI,
 206         .name = "dvi",
 207         .driver_name = "generic_dpi_panel",
 208         .data = &dvi_panel,
 209         .phy.dpi.data_lines = 24,
 210         .reset_gpio = -EINVAL,
 211 };
 212
 213 static struct omap_dss_device beagle_tv_device = {
 214         .name = "tv",
 215         .driver_name = "venc",
 216         .type = OMAP_DISPLAY_TYPE_VENC,
 217         .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
 218 };
 219
 220 static struct omap_dss_device *beagle_dss_devices[] = {
 221         &beagle_dvi_device,
 222         &beagle_tv_device,
 223 };
 224
 225 static struct omap_dss_board_info beagle_dss_data = {
 226         .num_devices = ARRAY_SIZE(beagle_dss_devices),
 227         .devices = beagle_dss_devices,
 228         .default_device = &beagle_dvi_device,
 229 };
 230
 231 static struct platform_device beagle_dss_device = {
 232         .name          = "omapdss",
 233         .id            = -1,
 234         .dev            = {
 235                 .platform_data = &beagle_dss_data,
 236         },
 237 };
 238
 239 static struct regulator_consumer_supply beagle_vdac_supply =
 240         REGULATOR_SUPPLY("vdda_dac", "omapdss");
 241
 242 static struct regulator_consumer_supply beagle_vdvi_supply =
 243         REGULATOR_SUPPLY("vdds_dsi", "omapdss");
 244
 245 static void __init beagle_display_init(void)
 246 {
 247         int r;
 248
 249         r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset");
 250         if (r < 0) {
 251                 printk(KERN_ERR "Unable to get DVI reset GPIO\n");
 252                 return;
 253         }
 254
 255         gpio_direction_output(beagle_dvi_device.reset_gpio, 0);
 256 }
 257
 258 #include "sdram-micron-mt46h32m32lf-6.h"
 259
 260 static struct omap2_hsmmc_info mmc[] = {
 261         {
 262                 .mmc            = 1,
 263                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 264                 .gpio_wp        = 29,
 265         },
 266         {}      /* Terminator */
 267 };
 268
 269 static struct regulator_consumer_supply beagle_vmmc1_supply = {
 270         .supply                 = "vmmc",
 271 };
 272
 273 static struct regulator_consumer_supply beagle_vsim_supply = {
 274         .supply                 = "vmmc_aux",
 275 };
 276
 277 static struct gpio_led gpio_leds[];
 278
 279 static int beagle_twl_gpio_setup(struct device *dev,
 280                 unsigned gpio, unsigned ngpio)
 281 {
 282         int r;
 283
 284         if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
 285                 mmc[0].gpio_wp = -EINVAL;
 286         } else if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C1_3) ||
 287                 (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C4)) {
 288                 omap_mux_init_gpio(23, OMAP_PIN_INPUT);
 289                 mmc[0].gpio_wp = 23;
 290         } else {
 291                 omap_mux_init_gpio(29, OMAP_PIN_INPUT);
 292         }
 293         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 294         mmc[0].gpio_cd = gpio + 0;
 295         omap2_hsmmc_init(mmc);
 296
 297         /* link regulators to MMC adapters */
 298         beagle_vmmc1_supply.dev = mmc[0].dev;
 299         beagle_vsim_supply.dev = mmc[0].dev;
 300
 301         /* REVISIT: need ehci-omap hooks for external VBUS
 302          * power switch and overcurrent detect
 303          */
 304         if (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) {
 305                 r = gpio_request(gpio + 1, "EHCI_nOC");
 306                 if (!r) {
 307                         r = gpio_direction_input(gpio + 1);
 308                         if (r)
 309                                 gpio_free(gpio + 1);
 310                 }
 311                 if (r)
 312                         pr_err("%s: unable to configure EHCI_nOC\n", __func__);
 313         }
 314
 315         /*
 316          * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active
 317          * high / others active low)
 318          */
 319         gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
 320         if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
 321                 gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
 322         else
 323                 gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
 324
 325         /* DVI reset GPIO is different between beagle revisions */
 326         if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
 327                 beagle_dvi_device.reset_gpio = 129;
 328         else
 329                 beagle_dvi_device.reset_gpio = 170;
 330
 331         /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
 332         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 333
 334         /*
 335          * gpio + 1 on Xm controls the TFP410's enable line (active low)
 336          * gpio + 2 control varies depending on the board rev as follows:
 337          * P7/P8 revisions(prototype): Camera EN
 338          * A2+ revisions (production): LDO (supplies DVI, serial, led blocks)
 339          */
 340         if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
 341                 r = gpio_request(gpio + 1, "nDVI_PWR_EN");
 342                 if (!r) {
 343                         r = gpio_direction_output(gpio + 1, 0);
 344                         if (r)
 345                                 gpio_free(gpio + 1);
 346                 }
 347                 if (r)
 348                         pr_err("%s: unable to configure nDVI_PWR_EN\n",
 349                                 __func__);
 350                 r = gpio_request(gpio + 2, "DVI_LDO_EN");
 351                 if (!r) {
 352                         r = gpio_direction_output(gpio + 2, 1);
 353                         if (r)
 354                                 gpio_free(gpio + 2);
 355                 }
 356                 if (r)
 357                         pr_err("%s: unable to configure DVI_LDO_EN\n",
 358                                 __func__);
 359         }
 360
 361         return 0;
 362 }
 363
 364 static struct twl4030_gpio_platform_data beagle_gpio_data = {
 365         .gpio_base      = OMAP_MAX_GPIO_LINES,
 366         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 367         .irq_end        = TWL4030_GPIO_IRQ_END,
 368         .use_leds       = true,
 369         .pullups        = BIT(1),
 370         .pulldowns      = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
 371                                 | BIT(15) | BIT(16) | BIT(17),
 372         .setup          = beagle_twl_gpio_setup,
 373 };
 374
 375 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 376 static struct regulator_init_data beagle_vmmc1 = {
 377         .constraints = {
 378                 .min_uV                 = 1850000,
 379                 .max_uV                 = 3150000,
 380                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 381                                         | REGULATOR_MODE_STANDBY,
 382                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 383                                         | REGULATOR_CHANGE_MODE
 384                                         | REGULATOR_CHANGE_STATUS,
 385         },
 386         .num_consumer_supplies  = 1,
 387         .consumer_supplies      = &beagle_vmmc1_supply,
 388 };
 389
 390 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 391 static struct regulator_init_data beagle_vsim = {
 392         .constraints = {
 393                 .min_uV                 = 1800000,
 394                 .max_uV                 = 3000000,
 395                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 396                                         | REGULATOR_MODE_STANDBY,
 397                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 398                                         | REGULATOR_CHANGE_MODE
 399                                         | REGULATOR_CHANGE_STATUS,
 400         },
 401         .num_consumer_supplies  = 1,
 402         .consumer_supplies      = &beagle_vsim_supply,
 403 };
 404
 405 /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
 406 static struct regulator_init_data beagle_vdac = {
 407         .constraints = {
 408                 .min_uV                 = 1800000,
 409                 .max_uV                 = 1800000,
 410                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 411                                         | REGULATOR_MODE_STANDBY,
 412                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 413                                         | REGULATOR_CHANGE_STATUS,
 414         },
 415         .num_consumer_supplies  = 1,
 416         .consumer_supplies      = &beagle_vdac_supply,
 417 };
 418
 419 /* VPLL2 for digital video outputs */
 420 static struct regulator_init_data beagle_vpll2 = {
 421         .constraints = {
 422                 .name                   = "VDVI",
 423                 .min_uV                 = 1800000,
 424                 .max_uV                 = 1800000,
 425                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 426                                         | REGULATOR_MODE_STANDBY,
 427                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 428                                         | REGULATOR_CHANGE_STATUS,
 429         },
 430         .num_consumer_supplies  = 1,
 431         .consumer_supplies      = &beagle_vdvi_supply,
 432 };
 433
 434 static struct twl4030_usb_data beagle_usb_data = {
 435         .usb_mode       = T2_USB_MODE_ULPI,
 436 };
 437
 438 static struct twl4030_codec_audio_data beagle_audio_data = {
 439         .audio_mclk = 26000000,
 440 };
 441
 442 static struct twl4030_codec_data beagle_codec_data = {
 443         .audio_mclk = 26000000,
 444         .audio = &beagle_audio_data,
 445 };
 446
 447 static struct twl4030_platform_data beagle_twldata = {
 448         .irq_base       = TWL4030_IRQ_BASE,
 449         .irq_end        = TWL4030_IRQ_END,
 450
 451         /* platform_data for children goes here */
 452         .usb            = &beagle_usb_data,
 453         .gpio           = &beagle_gpio_data,
 454         .codec          = &beagle_codec_data,
 455         .vmmc1          = &beagle_vmmc1,
 456         .vsim           = &beagle_vsim,
 457         .vdac           = &beagle_vdac,
 458         .vpll2          = &beagle_vpll2,
 459 };
 460
 461 static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
 462         {
 463                 I2C_BOARD_INFO("twl4030", 0x48),
 464                 .flags = I2C_CLIENT_WAKE,
 465                 .irq = INT_34XX_SYS_NIRQ,
 466                 .platform_data = &beagle_twldata,
 467         },
 468 };
 469
 470 static struct i2c_board_info __initdata beagle_i2c_eeprom[] = {
 471        {
 472                I2C_BOARD_INFO("eeprom", 0x50),
 473        },
 474 };
 475
 476 static int __init omap3_beagle_i2c_init(void)
 477 {
 478         omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
 479                         ARRAY_SIZE(beagle_i2c_boardinfo));
 480         /* Bus 3 is attached to the DVI port where devices like the pico DLP
 481          * projector don't work reliably with 400kHz */
 482         omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom));
 483         return 0;
 484 }
 485
 486 static struct gpio_led gpio_leds[] = {
 487         {
 488                 .name                   = "beagleboard::usr0",
 489                 .default_trigger        = "heartbeat",
 490                 .gpio                   = 150,
 491         },
 492         {
 493                 .name                   = "beagleboard::usr1",
 494                 .default_trigger        = "mmc0",
 495                 .gpio                   = 149,
 496         },
 497         {
 498                 .name                   = "beagleboard::pmu_stat",
 499                 .gpio                   = -EINVAL,      /* gets replaced */
 500                 .active_low             = true,
 501         },
 502 };
 503
 504 static struct gpio_led_platform_data gpio_led_info = {
 505         .leds           = gpio_leds,
 506         .num_leds       = ARRAY_SIZE(gpio_leds),
 507 };
 508
 509 static struct platform_device leds_gpio = {
 510         .name   = "leds-gpio",
 511         .id     = -1,
 512         .dev    = {
 513                 .platform_data  = &gpio_led_info,
 514         },
 515 };
 516
 517 static struct gpio_keys_button gpio_buttons[] = {
 518         {
 519                 .code                   = BTN_EXTRA,
 520                 .gpio                   = 7,
 521                 .desc                   = "user",
 522                 .wakeup                 = 1,
 523         },
 524 };
 525
 526 static struct gpio_keys_platform_data gpio_key_info = {
 527         .buttons        = gpio_buttons,
 528         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 529 };
 530
 531 static struct platform_device keys_gpio = {
 532         .name   = "gpio-keys",
 533         .id     = -1,
 534         .dev    = {
 535                 .platform_data  = &gpio_key_info,
 536         },
 537 };
 538
 539 static void __init omap3_beagle_init_irq(void)
 540 {
 541         omap2_init_common_infrastructure();
 542         omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
 543                                   mt46h32m32lf6_sdrc_params);
 544         omap_init_irq();
 545 #ifdef CONFIG_OMAP_32K_TIMER
 546         omap2_gp_clockevent_set_gptimer(12);
 547 #endif
 548 }
 549
 550 static struct platform_device *omap3_beagle_devices[] __initdata = {
 551         &leds_gpio,
 552         &keys_gpio,
 553         &beagle_dss_device,
 554 };
 555
 556 static void __init omap3beagle_flash_init(void)
 557 {
 558         u8 cs = 0;
 559         u8 nandcs = GPMC_CS_NUM + 1;
 560
 561         /* find out the chip-select on which NAND exists */
 562         while (cs < GPMC_CS_NUM) {
 563                 u32 ret = 0;
 564                 ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
 565
 566                 if ((ret & 0xC00) == 0x800) {
 567                         printk(KERN_INFO "Found NAND on CS%d\n", cs);
 568                         if (nandcs > GPMC_CS_NUM)
 569                                 nandcs = cs;
 570                 }
 571                 cs++;
 572         }
 573
 574         if (nandcs > GPMC_CS_NUM) {
 575                 printk(KERN_INFO "NAND: Unable to find configuration "
 576                                  "in GPMC\n ");
 577                 return;
 578         }
 579
 580         if (nandcs < GPMC_CS_NUM) {
 581                 omap3beagle_nand_data.cs = nandcs;
 582
 583                 printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
 584                 if (gpmc_nand_init(&omap3beagle_nand_data) < 0)
 585                         printk(KERN_ERR "Unable to register NAND device\n");
 586         }
 587 }
 588
 589 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 590
 591         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 592         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
 593         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 594
 595         .phy_reset  = true,
 596         .reset_gpio_port[0]  = -EINVAL,
 597         .reset_gpio_port[1]  = 147,
 598         .reset_gpio_port[2]  = -EINVAL
 599 };
 600
 601 #ifdef CONFIG_OMAP_MUX
 602 static struct omap_board_mux board_mux[] __initdata = {
 603         { .reg_offset = OMAP_MUX_TERMINATOR },
 604 };
 605 #endif
 606
 607 static struct omap_musb_board_data musb_board_data = {
 608         .interface_type         = MUSB_INTERFACE_ULPI,
 609         .mode                   = MUSB_OTG,
 610         .power                  = 100,
 611 };
 612
 613 static void __init omap3_beagle_init(void)
 614 {
 615         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 616         omap3_beagle_init_rev();
 617         omap3_beagle_i2c_init();
 618         platform_add_devices(omap3_beagle_devices,
 619                         ARRAY_SIZE(omap3_beagle_devices));
 620         omap_serial_init();
 621
 622         omap_mux_init_gpio(170, OMAP_PIN_INPUT);
 623         gpio_request(170, "DVI_nPD");
 624         /* REVISIT leave DVI powered down until it's needed ... */
 625         gpio_direction_output(170, true);
 626
 627         usb_musb_init(&musb_board_data);
 628         usb_ehci_init(&ehci_pdata);
 629         omap3beagle_flash_init();
 630
 631         /* Ensure SDRC pins are mux'd for self-refresh */
 632         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 633         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 634
 635         beagle_display_init();
 636 }
 637
 638 MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
 639         /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
 640         .boot_params    = 0x80000100,
 641         .map_io         = omap3_map_io,
 642         .reserve        = omap_reserve,
 643         .init_irq       = omap3_beagle_init_irq,
 644         .init_machine   = omap3_beagle_init,
 645         .timer          = &omap_timer,
 646 MACHINE_END