arch/arm/mach-omap2/board-devkit8000.c

   1 /*
   2  * board-devkit8000.c - TimLL Devkit8000
   3  *
   4  * Copyright (C) 2009 Kim Botherway
   5  * Copyright (C) 2010 Thomas Weber
   6  *
   7  * Modified from mach-omap2/board-omap3beagle.c
   8  *
   9  * Initial code: Syed Mohammed Khasim
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  */
  15
  16 #include <linux/kernel.h>
  17 #include <linux/init.h>
  18 #include <linux/platform_device.h>
  19 #include <linux/delay.h>
  20 #include <linux/err.h>
  21 #include <linux/clk.h>
  22 #include <linux/io.h>
  23 #include <linux/leds.h>
  24 #include <linux/gpio.h>
  25 #include <linux/input.h>
  26 #include <linux/gpio_keys.h>
  27
  28 #include <linux/mtd/mtd.h>
  29 #include <linux/mtd/partitions.h>
  30 #include <linux/mtd/nand.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/gpmc.h>
  44 #include <plat/nand.h>
  45 #include <plat/usb.h>
  46 #include <plat/timer-gp.h>
  47 #include <plat/display.h>
  48
  49 #include <plat/mcspi.h>
  50 #include <linux/input/matrix_keypad.h>
  51 #include <linux/spi/spi.h>
  52 #include <linux/spi/ads7846.h>
  53 #include <linux/usb/otg.h>
  54 #include <linux/dm9000.h>
  55 #include <linux/interrupt.h>
  56
  57 #include "sdram-micron-mt46h32m32lf-6.h"
  58
  59 #include "mux.h"
  60 #include "hsmmc.h"
  61
  62 #define GPMC_CS0_BASE  0x60
  63 #define GPMC_CS_SIZE   0x30
  64
  65 #define NAND_BLOCK_SIZE         SZ_128K
  66
  67 #define OMAP_DM9000_GPIO_IRQ    25
  68 #define OMAP3_DEVKIT_TS_GPIO    27
  69
  70 static struct mtd_partition devkit8000_nand_partitions[] = {
  71         /* All the partition sizes are listed in terms of NAND block size */
  72         {
  73                 .name           = "X-Loader",
  74                 .offset         = 0,
  75                 .size           = 4 * NAND_BLOCK_SIZE,
  76                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  77         },
  78         {
  79                 .name           = "U-Boot",
  80                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  81                 .size           = 15 * NAND_BLOCK_SIZE,
  82                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  83         },
  84         {
  85                 .name           = "U-Boot Env",
  86                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x260000 */
  87                 .size           = 1 * NAND_BLOCK_SIZE,
  88         },
  89         {
  90                 .name           = "Kernel",
  91                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x280000 */
  92                 .size           = 32 * NAND_BLOCK_SIZE,
  93         },
  94         {
  95                 .name           = "File System",
  96                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x680000 */
  97                 .size           = MTDPART_SIZ_FULL,
  98         },
  99 };
 100
 101 static struct omap_nand_platform_data devkit8000_nand_data = {
 102         .options        = NAND_BUSWIDTH_16,
 103         .parts          = devkit8000_nand_partitions,
 104         .nr_parts       = ARRAY_SIZE(devkit8000_nand_partitions),
 105         .dma_channel    = -1,           /* disable DMA in OMAP NAND driver */
 106 };
 107
 108 static struct resource devkit8000_nand_resource = {
 109         .flags          = IORESOURCE_MEM,
 110 };
 111
 112 static struct platform_device devkit8000_nand_device = {
 113         .name           = "omap2-nand",
 114         .id             = -1,
 115         .dev            = {
 116                 .platform_data  = &devkit8000_nand_data,
 117         },
 118         .num_resources  = 1,
 119         .resource       = &devkit8000_nand_resource,
 120 };
 121
 122 static struct omap2_hsmmc_info mmc[] = {
 123         {
 124                 .mmc            = 1,
 125                 .wires          = 8,
 126                 .gpio_wp        = 29,
 127         },
 128         {}      /* Terminator */
 129 };
 130 static struct omap_board_config_kernel devkit8000_config[] __initdata = {
 131 };
 132
 133 static int devkit8000_panel_enable_lcd(struct omap_dss_device *dssdev)
 134 {
 135         twl_i2c_write_u8(TWL4030_MODULE_GPIO, 0x80, REG_GPIODATADIR1);
 136         twl_i2c_write_u8(TWL4030_MODULE_LED, 0x0, 0x0);
 137
 138         return 0;
 139 }
 140
 141 static void devkit8000_panel_disable_lcd(struct omap_dss_device *dssdev)
 142 {
 143 }
 144 static int devkit8000_panel_enable_dvi(struct omap_dss_device *dssdev)
 145 {
 146         return 0;
 147 }
 148
 149 static void devkit8000_panel_disable_dvi(struct omap_dss_device *dssdev)
 150 {
 151 }
 152
 153 static int devkit8000_panel_enable_tv(struct omap_dss_device *dssdev)
 154 {
 155
 156         return 0;
 157 }
 158
 159 static void devkit8000_panel_disable_tv(struct omap_dss_device *dssdev)
 160 {
 161 }
 162
 163
 164 static struct regulator_consumer_supply devkit8000_vmmc1_supply = {
 165         .supply                 = "vmmc",
 166 };
 167
 168 static struct regulator_consumer_supply devkit8000_vsim_supply = {
 169         .supply                 = "vmmc_aux",
 170 };
 171
 172
 173 static struct omap_dss_device devkit8000_lcd_device = {
 174         .name                   = "lcd",
 175         .driver_name            = "innolux_at_panel",
 176         .type                   = OMAP_DISPLAY_TYPE_DPI,
 177         .phy.dpi.data_lines     = 24,
 178         .platform_enable        = devkit8000_panel_enable_lcd,
 179         .platform_disable       = devkit8000_panel_disable_lcd,
 180 };
 181 static struct omap_dss_device devkit8000_dvi_device = {
 182         .name                   = "dvi",
 183         .driver_name            = "generic_panel",
 184         .type                   = OMAP_DISPLAY_TYPE_DPI,
 185         .phy.dpi.data_lines     = 24,
 186         .platform_enable        = devkit8000_panel_enable_dvi,
 187         .platform_disable       = devkit8000_panel_disable_dvi,
 188 };
 189
 190 static struct omap_dss_device devkit8000_tv_device = {
 191         .name                   = "tv",
 192         .driver_name            = "venc",
 193         .type                   = OMAP_DISPLAY_TYPE_VENC,
 194         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 195         .platform_enable        = devkit8000_panel_enable_tv,
 196         .platform_disable       = devkit8000_panel_disable_tv,
 197 };
 198
 199
 200 static struct omap_dss_device *devkit8000_dss_devices[] = {
 201         &devkit8000_lcd_device,
 202         &devkit8000_dvi_device,
 203         &devkit8000_tv_device,
 204 };
 205
 206 static struct omap_dss_board_info devkit8000_dss_data = {
 207         .num_devices = ARRAY_SIZE(devkit8000_dss_devices),
 208         .devices = devkit8000_dss_devices,
 209         .default_device = &devkit8000_lcd_device,
 210 };
 211
 212 static struct platform_device devkit8000_dss_device = {
 213         .name           = "omapdss",
 214         .id             = -1,
 215         .dev            = {
 216                 .platform_data = &devkit8000_dss_data,
 217         },
 218 };
 219
 220 static struct regulator_consumer_supply devkit8000_vdda_dac_supply = {
 221         .supply = "vdda_dac",
 222         .dev    = &devkit8000_dss_device.dev,
 223 };
 224
 225 static int board_keymap[] = {
 226         KEY(0, 0, KEY_1),
 227         KEY(1, 0, KEY_2),
 228         KEY(2, 0, KEY_3),
 229         KEY(0, 1, KEY_4),
 230         KEY(1, 1, KEY_5),
 231         KEY(2, 1, KEY_6),
 232         KEY(3, 1, KEY_F5),
 233         KEY(0, 2, KEY_7),
 234         KEY(1, 2, KEY_8),
 235         KEY(2, 2, KEY_9),
 236         KEY(3, 2, KEY_F6),
 237         KEY(0, 3, KEY_F7),
 238         KEY(1, 3, KEY_0),
 239         KEY(2, 3, KEY_F8),
 240         PERSISTENT_KEY(4, 5),
 241         KEY(4, 4, KEY_VOLUMEUP),
 242         KEY(5, 5, KEY_VOLUMEDOWN),
 243         0
 244 };
 245
 246 static struct matrix_keymap_data board_map_data = {
 247         .keymap                 = board_keymap,
 248         .keymap_size            = ARRAY_SIZE(board_keymap),
 249 };
 250
 251 static struct twl4030_keypad_data devkit8000_kp_data = {
 252         .keymap_data    = &board_map_data,
 253         .rows           = 6,
 254         .cols           = 6,
 255         .rep            = 1,
 256 };
 257
 258 static struct gpio_led gpio_leds[];
 259
 260 static int devkit8000_twl_gpio_setup(struct device *dev,
 261                 unsigned gpio, unsigned ngpio)
 262 {
 263         omap_mux_init_gpio(29, OMAP_PIN_INPUT);
 264         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 265         mmc[0].gpio_cd = gpio + 0;
 266         omap2_hsmmc_init(mmc);
 267
 268         /* link regulators to MMC adapters */
 269         devkit8000_vmmc1_supply.dev = mmc[0].dev;
 270         devkit8000_vsim_supply.dev = mmc[0].dev;
 271
 272         /* REVISIT: need ehci-omap hooks for external VBUS
 273          * power switch and overcurrent detect
 274          */
 275
 276         gpio_request(gpio + 1, "EHCI_nOC");
 277         gpio_direction_input(gpio + 1);
 278
 279         /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
 280         gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
 281         gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
 282
 283         /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
 284         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 285
 286         return 0;
 287 }
 288
 289 static struct twl4030_gpio_platform_data devkit8000_gpio_data = {
 290         .gpio_base      = OMAP_MAX_GPIO_LINES,
 291         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 292         .irq_end        = TWL4030_GPIO_IRQ_END,
 293         .use_leds       = true,
 294         .pullups        = BIT(1),
 295         .pulldowns      = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
 296                                 | BIT(15) | BIT(16) | BIT(17),
 297         .setup          = devkit8000_twl_gpio_setup,
 298 };
 299
 300 static struct regulator_consumer_supply devkit8000_vpll2_supplies[] = {
 301         {
 302         .supply         = "vdvi",
 303         .dev            = &devkit8000_lcd_device.dev,
 304         },
 305         {
 306         .supply         = "vdss_dsi",
 307         .dev            = &devkit8000_dss_device.dev,
 308         }
 309 };
 310
 311 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 312 static struct regulator_init_data devkit8000_vmmc1 = {
 313         .constraints = {
 314                 .min_uV                 = 1850000,
 315                 .max_uV                 = 3150000,
 316                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 317                                         | REGULATOR_MODE_STANDBY,
 318                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 319                                         | REGULATOR_CHANGE_MODE
 320                                         | REGULATOR_CHANGE_STATUS,
 321         },
 322         .num_consumer_supplies  = 1,
 323         .consumer_supplies      = &devkit8000_vmmc1_supply,
 324 };
 325
 326 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 327 static struct regulator_init_data devkit8000_vsim = {
 328         .constraints = {
 329                 .min_uV                 = 1800000,
 330                 .max_uV                 = 3000000,
 331                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 332                                         | REGULATOR_MODE_STANDBY,
 333                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 334                                         | REGULATOR_CHANGE_MODE
 335                                         | REGULATOR_CHANGE_STATUS,
 336         },
 337         .num_consumer_supplies  = 1,
 338         .consumer_supplies      = &devkit8000_vsim_supply,
 339 };
 340
 341 /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
 342 static struct regulator_init_data devkit8000_vdac = {
 343         .constraints = {
 344                 .min_uV                 = 1800000,
 345                 .max_uV                 = 1800000,
 346                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 347                                         | REGULATOR_MODE_STANDBY,
 348                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 349                                         | REGULATOR_CHANGE_STATUS,
 350         },
 351         .num_consumer_supplies  = 1,
 352         .consumer_supplies      = &devkit8000_vdda_dac_supply,
 353 };
 354
 355 /* VPLL2 for digital video outputs */
 356 static struct regulator_init_data devkit8000_vpll2 = {
 357         .constraints = {
 358                 .name                   = "VDVI",
 359                 .min_uV                 = 1800000,
 360                 .max_uV                 = 1800000,
 361                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 362                                         | REGULATOR_MODE_STANDBY,
 363                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 364                                         | REGULATOR_CHANGE_STATUS,
 365         },
 366         .num_consumer_supplies  = ARRAY_SIZE(devkit8000_vpll2_supplies),
 367         .consumer_supplies      = devkit8000_vpll2_supplies,
 368 };
 369
 370 static struct twl4030_usb_data devkit8000_usb_data = {
 371         .usb_mode       = T2_USB_MODE_ULPI,
 372 };
 373
 374 static struct twl4030_codec_audio_data devkit8000_audio_data = {
 375         .audio_mclk = 26000000,
 376 };
 377
 378 static struct twl4030_codec_data devkit8000_codec_data = {
 379         .audio_mclk = 26000000,
 380         .audio = &devkit8000_audio_data,
 381 };
 382
 383 static struct twl4030_platform_data devkit8000_twldata = {
 384         .irq_base       = TWL4030_IRQ_BASE,
 385         .irq_end        = TWL4030_IRQ_END,
 386
 387         /* platform_data for children goes here */
 388         .usb            = &devkit8000_usb_data,
 389         .gpio           = &devkit8000_gpio_data,
 390         .codec          = &devkit8000_codec_data,
 391         .vmmc1          = &devkit8000_vmmc1,
 392         .vsim           = &devkit8000_vsim,
 393         .vdac           = &devkit8000_vdac,
 394         .vpll2          = &devkit8000_vpll2,
 395         .keypad         = &devkit8000_kp_data,
 396 };
 397
 398 static struct i2c_board_info __initdata devkit8000_i2c_boardinfo[] = {
 399         {
 400                 I2C_BOARD_INFO("twl4030", 0x48),
 401                 .flags = I2C_CLIENT_WAKE,
 402                 .irq = INT_34XX_SYS_NIRQ,
 403                 .platform_data = &devkit8000_twldata,
 404         },
 405 };
 406
 407 static int __init devkit8000_i2c_init(void)
 408 {
 409         omap_register_i2c_bus(1, 2600, devkit8000_i2c_boardinfo,
 410                         ARRAY_SIZE(devkit8000_i2c_boardinfo));
 411         /* Bus 3 is attached to the DVI port where devices like the pico DLP
 412          * projector don't work reliably with 400kHz */
 413         omap_register_i2c_bus(3, 400, NULL, 0);
 414         return 0;
 415 }
 416
 417 static struct gpio_led gpio_leds[] = {
 418         {
 419                 .name                   = "led1",
 420                 .default_trigger        = "heartbeat",
 421                 .gpio                   = 186,
 422                 .active_low             = true,
 423         },
 424         {
 425                 .name                   = "led2",
 426                 .default_trigger        = "mmc0",
 427                 .gpio                   = 163,
 428                 .active_low             = true,
 429         },
 430         {
 431                 .name                   = "ledB",
 432                 .default_trigger        = "none",
 433                 .gpio                   = 153,
 434                 .active_low             = true,
 435         },
 436         {
 437                 .name                   = "led3",
 438                 .default_trigger        = "none",
 439                 .gpio                   = 164,
 440                 .active_low             = true,
 441         },
 442 };
 443
 444 static struct gpio_led_platform_data gpio_led_info = {
 445         .leds           = gpio_leds,
 446         .num_leds       = ARRAY_SIZE(gpio_leds),
 447 };
 448
 449 static struct platform_device leds_gpio = {
 450         .name   = "leds-gpio",
 451         .id     = -1,
 452         .dev    = {
 453                 .platform_data  = &gpio_led_info,
 454         },
 455 };
 456
 457 static struct gpio_keys_button gpio_buttons[] = {
 458         {
 459                 .code                   = BTN_EXTRA,
 460                 .gpio                   = 26,
 461                 .desc                   = "user",
 462                 .wakeup                 = 1,
 463         },
 464 };
 465
 466 static struct gpio_keys_platform_data gpio_key_info = {
 467         .buttons        = gpio_buttons,
 468         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 469 };
 470
 471 static struct platform_device keys_gpio = {
 472         .name   = "gpio-keys",
 473         .id     = -1,
 474         .dev    = {
 475                 .platform_data  = &gpio_key_info,
 476         },
 477 };
 478
 479
 480 static void __init devkit8000_init_irq(void)
 481 {
 482         omap_board_config = devkit8000_config;
 483         omap_board_config_size = ARRAY_SIZE(devkit8000_config);
 484         omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
 485                              mt46h32m32lf6_sdrc_params);
 486         omap_init_irq();
 487 #ifdef CONFIG_OMAP_32K_TIMER
 488         omap2_gp_clockevent_set_gptimer(12);
 489 #endif
 490         omap_gpio_init();
 491 }
 492
 493 static void __init devkit8000_ads7846_init(void)
 494 {
 495         int gpio = OMAP3_DEVKIT_TS_GPIO;
 496         int ret;
 497
 498         ret = gpio_request(gpio, "ads7846_pen_down");
 499         if (ret < 0) {
 500                 printk(KERN_ERR "Failed to request GPIO %d for "
 501                                 "ads7846 pen down IRQ\n", gpio);
 502                 return;
 503         }
 504
 505         gpio_direction_input(gpio);
 506 }
 507
 508 static int ads7846_get_pendown_state(void)
 509 {
 510         return !gpio_get_value(OMAP3_DEVKIT_TS_GPIO);
 511 }
 512
 513 static struct ads7846_platform_data ads7846_config = {
 514         .x_max                  = 0x0fff,
 515         .y_max                  = 0x0fff,
 516         .x_plate_ohms           = 180,
 517         .pressure_max           = 255,
 518         .debounce_max           = 10,
 519         .debounce_tol           = 5,
 520         .debounce_rep           = 1,
 521         .get_pendown_state      = ads7846_get_pendown_state,
 522         .keep_vref_on           = 1,
 523         .settle_delay_usecs     = 150,
 524 };
 525
 526 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 527         .turbo_mode     = 0,
 528         .single_channel = 1,    /* 0: slave, 1: master */
 529 };
 530
 531 static struct spi_board_info devkit8000_spi_board_info[] __initdata = {
 532         {
 533                 .modalias               = "ads7846",
 534                 .bus_num                = 2,
 535                 .chip_select            = 0,
 536                 .max_speed_hz           = 1500000,
 537                 .controller_data        = &ads7846_mcspi_config,
 538                 .irq                    = OMAP_GPIO_IRQ(OMAP3_DEVKIT_TS_GPIO),
 539                 .platform_data          = &ads7846_config,
 540         }
 541 };
 542
 543 #define OMAP_DM9000_BASE        0x2c000000
 544
 545 static struct resource omap_dm9000_resources[] = {
 546         [0] = {
 547                 .start          = OMAP_DM9000_BASE,
 548                 .end            = (OMAP_DM9000_BASE + 0x4 - 1),
 549                 .flags          = IORESOURCE_MEM,
 550         },
 551         [1] = {
 552                 .start          = (OMAP_DM9000_BASE + 0x400),
 553                 .end            = (OMAP_DM9000_BASE + 0x400 + 0x4 - 1),
 554                 .flags          = IORESOURCE_MEM,
 555         },
 556         [2] = {
 557                 .start          = OMAP_GPIO_IRQ(OMAP_DM9000_GPIO_IRQ),
 558                 .flags          = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
 559         },
 560 };
 561
 562 static struct dm9000_plat_data omap_dm9000_platdata = {
 563         .flags = DM9000_PLATF_16BITONLY,
 564 };
 565
 566 static struct platform_device omap_dm9000_dev = {
 567         .name = "dm9000",
 568         .id = -1,
 569         .num_resources  = ARRAY_SIZE(omap_dm9000_resources),
 570         .resource       = omap_dm9000_resources,
 571         .dev = {
 572                 .platform_data = &omap_dm9000_platdata,
 573         },
 574 };
 575
 576 static void __init omap_dm9000_init(void)
 577 {
 578         if (gpio_request(OMAP_DM9000_GPIO_IRQ, "dm9000 irq") < 0) {
 579                 printk(KERN_ERR "Failed to request GPIO%d for dm9000 IRQ\n",
 580                         OMAP_DM9000_GPIO_IRQ);
 581                 return;
 582                 }
 583
 584         gpio_direction_input(OMAP_DM9000_GPIO_IRQ);
 585 }
 586
 587 static struct platform_device *devkit8000_devices[] __initdata = {
 588         &devkit8000_dss_device,
 589         &leds_gpio,
 590         &keys_gpio,
 591         &omap_dm9000_dev,
 592 };
 593
 594 static void __init devkit8000_flash_init(void)
 595 {
 596         u8 cs = 0;
 597         u8 nandcs = GPMC_CS_NUM + 1;
 598
 599         u32 gpmc_base_add = OMAP34XX_GPMC_VIRT;
 600
 601         /* find out the chip-select on which NAND exists */
 602         while (cs < GPMC_CS_NUM) {
 603                 u32 ret = 0;
 604                 ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
 605
 606                 if ((ret & 0xC00) == 0x800) {
 607                         printk(KERN_INFO "Found NAND on CS%d\n", cs);
 608                         if (nandcs > GPMC_CS_NUM)
 609                                 nandcs = cs;
 610                 }
 611                 cs++;
 612         }
 613
 614         if (nandcs > GPMC_CS_NUM) {
 615                 printk(KERN_INFO "NAND: Unable to find configuration "
 616                                  "in GPMC\n ");
 617                 return;
 618         }
 619
 620         if (nandcs < GPMC_CS_NUM) {
 621                 devkit8000_nand_data.cs = nandcs;
 622                 devkit8000_nand_data.gpmc_cs_baseaddr = (void *)
 623                         (gpmc_base_add + GPMC_CS0_BASE + nandcs * GPMC_CS_SIZE);
 624                 devkit8000_nand_data.gpmc_baseaddr = (void *)
 625                         (gpmc_base_add);
 626
 627                 printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
 628                 if (platform_device_register(&devkit8000_nand_device) < 0)
 629                         printk(KERN_ERR "Unable to register NAND device\n");
 630         }
 631 }
 632
 633 static struct omap_musb_board_data musb_board_data = {
 634         .interface_type         = MUSB_INTERFACE_ULPI,
 635         .mode                   = MUSB_OTG,
 636         .power                  = 100,
 637 };
 638
 639 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 640
 641         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 642         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
 643         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 644
 645         .phy_reset  = true,
 646         .reset_gpio_port[0]  = -EINVAL,
 647         .reset_gpio_port[1]  = 147,
 648         .reset_gpio_port[2]  = -EINVAL
 649 };
 650
 651 static void __init devkit8000_init(void)
 652 {
 653         devkit8000_i2c_init();
 654         platform_add_devices(devkit8000_devices,
 655                         ARRAY_SIZE(devkit8000_devices));
 656         omap_board_config = devkit8000_config;
 657         omap_board_config_size = ARRAY_SIZE(devkit8000_config);
 658
 659         spi_register_board_info(devkit8000_spi_board_info,
 660         ARRAY_SIZE(devkit8000_spi_board_info));
 661
 662         omap_serial_init();
 663
 664         omap_dm9000_init();
 665
 666         devkit8000_ads7846_init();
 667
 668         omap_mux_init_gpio(170, OMAP_PIN_INPUT);
 669
 670         gpio_request(170, "DVI_nPD");
 671         /* REVISIT leave DVI powered down until it's needed ... */
 672         gpio_direction_output(170, true);
 673
 674         usb_musb_init(&musb_board_data);
 675         usb_ehci_init(&ehci_pdata);
 676         devkit8000_flash_init();
 677
 678         /* Ensure SDRC pins are mux'd for self-refresh */
 679         omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
 680         omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
 681 }
 682
 683 static void __init devkit8000_map_io(void)
 684 {
 685         omap2_set_globals_343x();
 686         omap34xx_map_common_io();
 687 }
 688
 689 MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000")
 690         .phys_io        = 0x48000000,
 691         .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
 692         .boot_params    = 0x80000100,
 693         .map_io         = devkit8000_map_io,
 694         .init_irq       = devkit8000_init_irq,
 695         .init_machine   = devkit8000_init,
 696         .timer          = &omap_timer,
 697 MACHINE_END