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 #include <linux/mmc/host.h>
  32
  33 #include <linux/regulator/machine.h>
  34 #include <linux/i2c/twl.h>
  35
  36 #include <mach/hardware.h>
  37 #include <mach/id.h>
  38 #include <asm/mach-types.h>
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/map.h>
  41 #include <asm/mach/flash.h>
  42
  43 #include <plat/board.h>
  44 #include <plat/common.h>
  45 #include <plat/gpmc.h>
  46 #include <plat/nand.h>
  47 #include <plat/usb.h>
  48 #include <plat/display.h>
  49
  50 #include <plat/mcspi.h>
  51 #include <linux/input/matrix_keypad.h>
  52 #include <linux/spi/spi.h>
  53 #include <linux/spi/ads7846.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 #include "timer-gp.h"
  62
  63 #define NAND_BLOCK_SIZE         SZ_128K
  64
  65 #define OMAP_DM9000_GPIO_IRQ    25
  66 #define OMAP3_DEVKIT_TS_GPIO    27
  67
  68 static struct mtd_partition devkit8000_nand_partitions[] = {
  69         /* All the partition sizes are listed in terms of NAND block size */
  70         {
  71                 .name           = "X-Loader",
  72                 .offset         = 0,
  73                 .size           = 4 * NAND_BLOCK_SIZE,
  74                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  75         },
  76         {
  77                 .name           = "U-Boot",
  78                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  79                 .size           = 15 * NAND_BLOCK_SIZE,
  80                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  81         },
  82         {
  83                 .name           = "U-Boot Env",
  84                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x260000 */
  85                 .size           = 1 * NAND_BLOCK_SIZE,
  86         },
  87         {
  88                 .name           = "Kernel",
  89                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x280000 */
  90                 .size           = 32 * NAND_BLOCK_SIZE,
  91         },
  92         {
  93                 .name           = "File System",
  94                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x680000 */
  95                 .size           = MTDPART_SIZ_FULL,
  96         },
  97 };
  98
  99 static struct omap_nand_platform_data devkit8000_nand_data = {
 100         .options        = NAND_BUSWIDTH_16,
 101         .parts          = devkit8000_nand_partitions,
 102         .nr_parts       = ARRAY_SIZE(devkit8000_nand_partitions),
 103         .dma_channel    = -1,           /* disable DMA in OMAP NAND driver */
 104 };
 105
 106 static struct omap2_hsmmc_info mmc[] = {
 107         {
 108                 .mmc            = 1,
 109                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 110                 .gpio_wp        = 29,
 111         },
 112         {}      /* Terminator */
 113 };
 114
 115 static int devkit8000_panel_enable_lcd(struct omap_dss_device *dssdev)
 116 {
 117         twl_i2c_write_u8(TWL4030_MODULE_GPIO, 0x80, REG_GPIODATADIR1);
 118         twl_i2c_write_u8(TWL4030_MODULE_LED, 0x0, 0x0);
 119
 120         if (gpio_is_valid(dssdev->reset_gpio))
 121                 gpio_set_value(dssdev->reset_gpio, 1);
 122         return 0;
 123 }
 124
 125 static void devkit8000_panel_disable_lcd(struct omap_dss_device *dssdev)
 126 {
 127         if (gpio_is_valid(dssdev->reset_gpio))
 128                 gpio_set_value(dssdev->reset_gpio, 0);
 129 }
 130
 131 static int devkit8000_panel_enable_dvi(struct omap_dss_device *dssdev)
 132 {
 133         if (gpio_is_valid(dssdev->reset_gpio))
 134                 gpio_set_value(dssdev->reset_gpio, 1);
 135         return 0;
 136 }
 137
 138 static void devkit8000_panel_disable_dvi(struct omap_dss_device *dssdev)
 139 {
 140         if (gpio_is_valid(dssdev->reset_gpio))
 141                 gpio_set_value(dssdev->reset_gpio, 0);
 142 }
 143
 144 static struct regulator_consumer_supply devkit8000_vmmc1_supply =
 145         REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");
 146
 147
 148 /* ads7846 on SPI */
 149 static struct regulator_consumer_supply devkit8000_vio_supply =
 150         REGULATOR_SUPPLY("vcc", "spi2.0");
 151
 152 static struct omap_dss_device devkit8000_lcd_device = {
 153         .name                   = "lcd",
 154         .driver_name            = "generic_panel",
 155         .type                   = OMAP_DISPLAY_TYPE_DPI,
 156         .phy.dpi.data_lines     = 24,
 157         .reset_gpio             = -EINVAL, /* will be replaced */
 158         .platform_enable        = devkit8000_panel_enable_lcd,
 159         .platform_disable       = devkit8000_panel_disable_lcd,
 160 };
 161 static struct omap_dss_device devkit8000_dvi_device = {
 162         .name                   = "dvi",
 163         .driver_name            = "generic_panel",
 164         .type                   = OMAP_DISPLAY_TYPE_DPI,
 165         .phy.dpi.data_lines     = 24,
 166         .reset_gpio             = -EINVAL, /* will be replaced */
 167         .platform_enable        = devkit8000_panel_enable_dvi,
 168         .platform_disable       = devkit8000_panel_disable_dvi,
 169 };
 170
 171 static struct omap_dss_device devkit8000_tv_device = {
 172         .name                   = "tv",
 173         .driver_name            = "venc",
 174         .type                   = OMAP_DISPLAY_TYPE_VENC,
 175         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 176 };
 177
 178
 179 static struct omap_dss_device *devkit8000_dss_devices[] = {
 180         &devkit8000_lcd_device,
 181         &devkit8000_dvi_device,
 182         &devkit8000_tv_device,
 183 };
 184
 185 static struct omap_dss_board_info devkit8000_dss_data = {
 186         .num_devices = ARRAY_SIZE(devkit8000_dss_devices),
 187         .devices = devkit8000_dss_devices,
 188         .default_device = &devkit8000_lcd_device,
 189 };
 190
 191 static struct platform_device devkit8000_dss_device = {
 192         .name           = "omapdss",
 193         .id             = -1,
 194         .dev            = {
 195                 .platform_data = &devkit8000_dss_data,
 196         },
 197 };
 198
 199 static struct regulator_consumer_supply devkit8000_vdda_dac_supply =
 200         REGULATOR_SUPPLY("vdda_dac", "omapdss");
 201
 202 static uint32_t board_keymap[] = {
 203         KEY(0, 0, KEY_1),
 204         KEY(1, 0, KEY_2),
 205         KEY(2, 0, KEY_3),
 206         KEY(0, 1, KEY_4),
 207         KEY(1, 1, KEY_5),
 208         KEY(2, 1, KEY_6),
 209         KEY(3, 1, KEY_F5),
 210         KEY(0, 2, KEY_7),
 211         KEY(1, 2, KEY_8),
 212         KEY(2, 2, KEY_9),
 213         KEY(3, 2, KEY_F6),
 214         KEY(0, 3, KEY_F7),
 215         KEY(1, 3, KEY_0),
 216         KEY(2, 3, KEY_F8),
 217         PERSISTENT_KEY(4, 5),
 218         KEY(4, 4, KEY_VOLUMEUP),
 219         KEY(5, 5, KEY_VOLUMEDOWN),
 220         0
 221 };
 222
 223 static struct matrix_keymap_data board_map_data = {
 224         .keymap                 = board_keymap,
 225         .keymap_size            = ARRAY_SIZE(board_keymap),
 226 };
 227
 228 static struct twl4030_keypad_data devkit8000_kp_data = {
 229         .keymap_data    = &board_map_data,
 230         .rows           = 6,
 231         .cols           = 6,
 232         .rep            = 1,
 233 };
 234
 235 static struct gpio_led gpio_leds[];
 236
 237 static int devkit8000_twl_gpio_setup(struct device *dev,
 238                 unsigned gpio, unsigned ngpio)
 239 {
 240         omap_mux_init_gpio(29, OMAP_PIN_INPUT);
 241         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 242         mmc[0].gpio_cd = gpio + 0;
 243         omap2_hsmmc_init(mmc);
 244
 245         /* link regulators to MMC adapters */
 246         devkit8000_vmmc1_supply.dev = mmc[0].dev;
 247
 248         /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
 249         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 250
 251         /* gpio + 1 is "LCD_PWREN" (out, active high) */
 252         devkit8000_lcd_device.reset_gpio = gpio + 1;
 253         gpio_request(devkit8000_lcd_device.reset_gpio, "LCD_PWREN");
 254         /* Disable until needed */
 255         gpio_direction_output(devkit8000_lcd_device.reset_gpio, 0);
 256
 257         /* gpio + 7 is "DVI_PD" (out, active low) */
 258         devkit8000_dvi_device.reset_gpio = gpio + 7;
 259         gpio_request(devkit8000_dvi_device.reset_gpio, "DVI PowerDown");
 260         /* Disable until needed */
 261         gpio_direction_output(devkit8000_dvi_device.reset_gpio, 0);
 262
 263         return 0;
 264 }
 265
 266 static struct twl4030_gpio_platform_data devkit8000_gpio_data = {
 267         .gpio_base      = OMAP_MAX_GPIO_LINES,
 268         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 269         .irq_end        = TWL4030_GPIO_IRQ_END,
 270         .use_leds       = true,
 271         .pullups        = BIT(1),
 272         .pulldowns      = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
 273                                 | BIT(15) | BIT(16) | BIT(17),
 274         .setup          = devkit8000_twl_gpio_setup,
 275 };
 276
 277 static struct regulator_consumer_supply devkit8000_vpll1_supply =
 278         REGULATOR_SUPPLY("vdds_dsi", "omapdss");
 279
 280 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 281 static struct regulator_init_data devkit8000_vmmc1 = {
 282         .constraints = {
 283                 .min_uV                 = 1850000,
 284                 .max_uV                 = 3150000,
 285                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 286                                         | REGULATOR_MODE_STANDBY,
 287                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 288                                         | REGULATOR_CHANGE_MODE
 289                                         | REGULATOR_CHANGE_STATUS,
 290         },
 291         .num_consumer_supplies  = 1,
 292         .consumer_supplies      = &devkit8000_vmmc1_supply,
 293 };
 294
 295 /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
 296 static struct regulator_init_data devkit8000_vdac = {
 297         .constraints = {
 298                 .min_uV                 = 1800000,
 299                 .max_uV                 = 1800000,
 300                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 301                                         | REGULATOR_MODE_STANDBY,
 302                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 303                                         | REGULATOR_CHANGE_STATUS,
 304         },
 305         .num_consumer_supplies  = 1,
 306         .consumer_supplies      = &devkit8000_vdda_dac_supply,
 307 };
 308
 309 /* VPLL1 for digital video outputs */
 310 static struct regulator_init_data devkit8000_vpll1 = {
 311         .constraints = {
 312                 .min_uV                 = 1800000,
 313                 .max_uV                 = 1800000,
 314                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 315                                         | REGULATOR_MODE_STANDBY,
 316                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 317                                         | REGULATOR_CHANGE_STATUS,
 318         },
 319         .num_consumer_supplies  = 1,
 320         .consumer_supplies      = &devkit8000_vpll1_supply,
 321 };
 322
 323 /* VAUX4 for ads7846 and nubs */
 324 static struct regulator_init_data devkit8000_vio = {
 325         .constraints = {
 326                 .min_uV                 = 1800000,
 327                 .max_uV                 = 1800000,
 328                 .apply_uV               = true,
 329                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 330                         | REGULATOR_MODE_STANDBY,
 331                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 332                         | REGULATOR_CHANGE_STATUS,
 333         },
 334         .num_consumer_supplies  = 1,
 335         .consumer_supplies      = &devkit8000_vio_supply,
 336 };
 337
 338 static struct twl4030_usb_data devkit8000_usb_data = {
 339         .usb_mode       = T2_USB_MODE_ULPI,
 340 };
 341
 342 static struct twl4030_codec_audio_data devkit8000_audio_data = {
 343         .audio_mclk = 26000000,
 344 };
 345
 346 static struct twl4030_codec_data devkit8000_codec_data = {
 347         .audio_mclk = 26000000,
 348         .audio = &devkit8000_audio_data,
 349 };
 350
 351 static struct twl4030_platform_data devkit8000_twldata = {
 352         .irq_base       = TWL4030_IRQ_BASE,
 353         .irq_end        = TWL4030_IRQ_END,
 354
 355         /* platform_data for children goes here */
 356         .usb            = &devkit8000_usb_data,
 357         .gpio           = &devkit8000_gpio_data,
 358         .codec          = &devkit8000_codec_data,
 359         .vmmc1          = &devkit8000_vmmc1,
 360         .vdac           = &devkit8000_vdac,
 361         .vpll1          = &devkit8000_vpll1,
 362         .vio            = &devkit8000_vio,
 363         .keypad         = &devkit8000_kp_data,
 364 };
 365
 366 static struct i2c_board_info __initdata devkit8000_i2c_boardinfo[] = {
 367         {
 368                 I2C_BOARD_INFO("tps65930", 0x48),
 369                 .flags = I2C_CLIENT_WAKE,
 370                 .irq = INT_34XX_SYS_NIRQ,
 371                 .platform_data = &devkit8000_twldata,
 372         },
 373 };
 374
 375 static int __init devkit8000_i2c_init(void)
 376 {
 377         omap_register_i2c_bus(1, 2600, devkit8000_i2c_boardinfo,
 378                         ARRAY_SIZE(devkit8000_i2c_boardinfo));
 379         /* Bus 3 is attached to the DVI port where devices like the pico DLP
 380          * projector don't work reliably with 400kHz */
 381         omap_register_i2c_bus(3, 400, NULL, 0);
 382         return 0;
 383 }
 384
 385 static struct gpio_led gpio_leds[] = {
 386         {
 387                 .name                   = "led1",
 388                 .default_trigger        = "heartbeat",
 389                 .gpio                   = 186,
 390                 .active_low             = true,
 391         },
 392         {
 393                 .name                   = "led2",
 394                 .default_trigger        = "mmc0",
 395                 .gpio                   = 163,
 396                 .active_low             = true,
 397         },
 398         {
 399                 .name                   = "ledB",
 400                 .default_trigger        = "none",
 401                 .gpio                   = 153,
 402                 .active_low             = true,
 403         },
 404         {
 405                 .name                   = "led3",
 406                 .default_trigger        = "none",
 407                 .gpio                   = 164,
 408                 .active_low             = true,
 409         },
 410 };
 411
 412 static struct gpio_led_platform_data gpio_led_info = {
 413         .leds           = gpio_leds,
 414         .num_leds       = ARRAY_SIZE(gpio_leds),
 415 };
 416
 417 static struct platform_device leds_gpio = {
 418         .name   = "leds-gpio",
 419         .id     = -1,
 420         .dev    = {
 421                 .platform_data  = &gpio_led_info,
 422         },
 423 };
 424
 425 static struct gpio_keys_button gpio_buttons[] = {
 426         {
 427                 .code                   = BTN_EXTRA,
 428                 .gpio                   = 26,
 429                 .desc                   = "user",
 430                 .wakeup                 = 1,
 431         },
 432 };
 433
 434 static struct gpio_keys_platform_data gpio_key_info = {
 435         .buttons        = gpio_buttons,
 436         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 437 };
 438
 439 static struct platform_device keys_gpio = {
 440         .name   = "gpio-keys",
 441         .id     = -1,
 442         .dev    = {
 443                 .platform_data  = &gpio_key_info,
 444         },
 445 };
 446
 447
 448 static void __init devkit8000_init_irq(void)
 449 {
 450         omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
 451                              mt46h32m32lf6_sdrc_params);
 452         omap_init_irq();
 453 #ifdef CONFIG_OMAP_32K_TIMER
 454         omap2_gp_clockevent_set_gptimer(12);
 455 #endif
 456         omap_gpio_init();
 457 }
 458
 459 static void __init devkit8000_ads7846_init(void)
 460 {
 461         int gpio = OMAP3_DEVKIT_TS_GPIO;
 462         int ret;
 463
 464         ret = gpio_request(gpio, "ads7846_pen_down");
 465         if (ret < 0) {
 466                 printk(KERN_ERR "Failed to request GPIO %d for "
 467                                 "ads7846 pen down IRQ\n", gpio);
 468                 return;
 469         }
 470
 471         gpio_direction_input(gpio);
 472 }
 473
 474 static int ads7846_get_pendown_state(void)
 475 {
 476         return !gpio_get_value(OMAP3_DEVKIT_TS_GPIO);
 477 }
 478
 479 static struct ads7846_platform_data ads7846_config = {
 480         .x_max                  = 0x0fff,
 481         .y_max                  = 0x0fff,
 482         .x_plate_ohms           = 180,
 483         .pressure_max           = 255,
 484         .debounce_max           = 10,
 485         .debounce_tol           = 5,
 486         .debounce_rep           = 1,
 487         .get_pendown_state      = ads7846_get_pendown_state,
 488         .keep_vref_on           = 1,
 489         .settle_delay_usecs     = 150,
 490 };
 491
 492 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 493         .turbo_mode     = 0,
 494         .single_channel = 1,    /* 0: slave, 1: master */
 495 };
 496
 497 static struct spi_board_info devkit8000_spi_board_info[] __initdata = {
 498         {
 499                 .modalias               = "ads7846",
 500                 .bus_num                = 2,
 501                 .chip_select            = 0,
 502                 .max_speed_hz           = 1500000,
 503                 .controller_data        = &ads7846_mcspi_config,
 504                 .irq                    = OMAP_GPIO_IRQ(OMAP3_DEVKIT_TS_GPIO),
 505                 .platform_data          = &ads7846_config,
 506         }
 507 };
 508
 509 #define OMAP_DM9000_BASE        0x2c000000
 510
 511 static struct resource omap_dm9000_resources[] = {
 512         [0] = {
 513                 .start          = OMAP_DM9000_BASE,
 514                 .end            = (OMAP_DM9000_BASE + 0x4 - 1),
 515                 .flags          = IORESOURCE_MEM,
 516         },
 517         [1] = {
 518                 .start          = (OMAP_DM9000_BASE + 0x400),
 519                 .end            = (OMAP_DM9000_BASE + 0x400 + 0x4 - 1),
 520                 .flags          = IORESOURCE_MEM,
 521         },
 522         [2] = {
 523                 .start          = OMAP_GPIO_IRQ(OMAP_DM9000_GPIO_IRQ),
 524                 .flags          = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
 525         },
 526 };
 527
 528 static struct dm9000_plat_data omap_dm9000_platdata = {
 529         .flags = DM9000_PLATF_16BITONLY,
 530 };
 531
 532 static struct platform_device omap_dm9000_dev = {
 533         .name = "dm9000",
 534         .id = -1,
 535         .num_resources  = ARRAY_SIZE(omap_dm9000_resources),
 536         .resource       = omap_dm9000_resources,
 537         .dev = {
 538                 .platform_data = &omap_dm9000_platdata,
 539         },
 540 };
 541
 542 static void __init omap_dm9000_init(void)
 543 {
 544         unsigned char *eth_addr = omap_dm9000_platdata.dev_addr;
 545         struct omap_die_id odi;
 546
 547         if (gpio_request(OMAP_DM9000_GPIO_IRQ, "dm9000 irq") < 0) {
 548                 printk(KERN_ERR "Failed to request GPIO%d for dm9000 IRQ\n",
 549                         OMAP_DM9000_GPIO_IRQ);
 550                 return;
 551                 }
 552
 553         gpio_direction_input(OMAP_DM9000_GPIO_IRQ);
 554
 555         /* init the mac address using DIE id */
 556         omap_get_die_id(&odi);
 557
 558         eth_addr[0] = 0x02; /* locally administered */
 559         eth_addr[1] = odi.id_1 & 0xff;
 560         eth_addr[2] = (odi.id_0 & 0xff000000) >> 24;
 561         eth_addr[3] = (odi.id_0 & 0x00ff0000) >> 16;
 562         eth_addr[4] = (odi.id_0 & 0x0000ff00) >> 8;
 563         eth_addr[5] = (odi.id_0 & 0x000000ff);
 564 }
 565
 566 static struct platform_device *devkit8000_devices[] __initdata = {
 567         &devkit8000_dss_device,
 568         &leds_gpio,
 569         &keys_gpio,
 570         &omap_dm9000_dev,
 571 };
 572
 573 static void __init devkit8000_flash_init(void)
 574 {
 575         u8 cs = 0;
 576         u8 nandcs = GPMC_CS_NUM + 1;
 577
 578         /* find out the chip-select on which NAND exists */
 579         while (cs < GPMC_CS_NUM) {
 580                 u32 ret = 0;
 581                 ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
 582
 583                 if ((ret & 0xC00) == 0x800) {
 584                         printk(KERN_INFO "Found NAND on CS%d\n", cs);
 585                         if (nandcs > GPMC_CS_NUM)
 586                                 nandcs = cs;
 587                 }
 588                 cs++;
 589         }
 590
 591         if (nandcs > GPMC_CS_NUM) {
 592                 printk(KERN_INFO "NAND: Unable to find configuration "
 593                                  "in GPMC\n ");
 594                 return;
 595         }
 596
 597         if (nandcs < GPMC_CS_NUM) {
 598                 devkit8000_nand_data.cs = nandcs;
 599
 600                 printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
 601                 if (gpmc_nand_init(&devkit8000_nand_data) < 0)
 602                         printk(KERN_ERR "Unable to register NAND device\n");
 603         }
 604 }
 605
 606 static struct omap_musb_board_data musb_board_data = {
 607         .interface_type         = MUSB_INTERFACE_ULPI,
 608         .mode                   = MUSB_OTG,
 609         .power                  = 100,
 610 };
 611
 612 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 613
 614         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 615         .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 616         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 617
 618         .phy_reset  = true,
 619         .reset_gpio_port[0]  = -EINVAL,
 620         .reset_gpio_port[1]  = -EINVAL,
 621         .reset_gpio_port[2]  = -EINVAL
 622 };
 623
 624 static struct omap_board_mux board_mux[] __initdata = {
 625         /* nCS and IRQ for Devkit8000 ethernet */
 626         OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE0),
 627         OMAP3_MUX(ETK_D11, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 628
 629         /* McSPI 2*/
 630         OMAP3_MUX(MCSPI2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 631         OMAP3_MUX(MCSPI2_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 632         OMAP3_MUX(MCSPI2_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 633         OMAP3_MUX(MCSPI2_CS0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 634         OMAP3_MUX(MCSPI2_CS1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 635
 636         /* PENDOWN GPIO */
 637         OMAP3_MUX(ETK_D13, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 638
 639         /* mUSB */
 640         OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 641         OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 642         OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 643         OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 644         OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 645         OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 646         OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 647         OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 648         OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 649         OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 650         OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 651         OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 652
 653         /* USB 1 */
 654         OMAP3_MUX(ETK_CTL, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 655         OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT),
 656         OMAP3_MUX(ETK_D8, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 657         OMAP3_MUX(ETK_D9, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 658         OMAP3_MUX(ETK_D0, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 659         OMAP3_MUX(ETK_D1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 660         OMAP3_MUX(ETK_D2, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 661         OMAP3_MUX(ETK_D3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 662         OMAP3_MUX(ETK_D4, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 663         OMAP3_MUX(ETK_D5, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 664         OMAP3_MUX(ETK_D6, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 665         OMAP3_MUX(ETK_D7, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 666
 667         /* MMC 1 */
 668         OMAP3_MUX(SDMMC1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 669         OMAP3_MUX(SDMMC1_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 670         OMAP3_MUX(SDMMC1_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 671         OMAP3_MUX(SDMMC1_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 672         OMAP3_MUX(SDMMC1_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 673         OMAP3_MUX(SDMMC1_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 674         OMAP3_MUX(SDMMC1_DAT4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 675         OMAP3_MUX(SDMMC1_DAT5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 676         OMAP3_MUX(SDMMC1_DAT6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 677         OMAP3_MUX(SDMMC1_DAT7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 678
 679         /* McBSP 2 */
 680         OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 681         OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 682         OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 683         OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 684
 685         /* I2C 1 */
 686         OMAP3_MUX(I2C1_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 687         OMAP3_MUX(I2C1_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 688
 689         /* I2C 2 */
 690         OMAP3_MUX(I2C2_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 691         OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 692
 693         /* I2C 3 */
 694         OMAP3_MUX(I2C3_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 695         OMAP3_MUX(I2C3_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 696
 697         /* I2C 4 */
 698         OMAP3_MUX(I2C4_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 699         OMAP3_MUX(I2C4_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 700
 701         /* serial ports */
 702         OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 703         OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 704         OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 705         OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 706
 707         /* DSS */
 708         OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 709         OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 710         OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 711         OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 712         OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 713         OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 714         OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 715         OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 716         OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 717         OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 718         OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 719         OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 720         OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 721         OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 722         OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 723         OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 724         OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 725         OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 726         OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 727         OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 728         OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 729         OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 730         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 731         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 732         OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 733         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 734         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 735         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 736
 737         /* expansion port */
 738         /* McSPI 1 */
 739         OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 740         OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 741         OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 742         OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
 743         OMAP3_MUX(MCSPI1_CS3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
 744
 745         /* HDQ */
 746         OMAP3_MUX(HDQ_SIO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 747
 748         /* McSPI4 */
 749         OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 750         OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 751         OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 752         OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP),
 753
 754         /* MMC 2 */
 755         OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 756         OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 757         OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 758         OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 759
 760         /* I2C3 */
 761         OMAP3_MUX(I2C3_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 762         OMAP3_MUX(I2C3_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 763
 764         OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 765         OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 766         OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 767
 768         OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 769         OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 770
 771         /* TPS IRQ */
 772         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
 773                         OMAP_PIN_INPUT_PULLUP),
 774
 775         { .reg_offset = OMAP_MUX_TERMINATOR },
 776 };
 777
 778 static void __init devkit8000_init(void)
 779 {
 780         omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
 781         omap_serial_init();
 782
 783         omap_dm9000_init();
 784
 785         devkit8000_i2c_init();
 786         platform_add_devices(devkit8000_devices,
 787                         ARRAY_SIZE(devkit8000_devices));
 788
 789         spi_register_board_info(devkit8000_spi_board_info,
 790         ARRAY_SIZE(devkit8000_spi_board_info));
 791
 792         devkit8000_ads7846_init();
 793
 794         usb_musb_init(&musb_board_data);
 795         usb_ehci_init(&ehci_pdata);
 796         devkit8000_flash_init();
 797
 798         /* Ensure SDRC pins are mux'd for self-refresh */
 799         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 800         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 801 }
 802
 803 MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000")
 804         .boot_params    = 0x80000100,
 805         .map_io         = omap3_map_io,
 806         .reserve        = omap_reserve,
 807         .init_irq       = devkit8000_init_irq,
 808         .init_machine   = devkit8000_init,
 809         .timer          = &omap_timer,
 810 MACHINE_END