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 #include <plat/panel-generic-dpi.h>
  50
  51 #include <plat/mcspi.h>
  52 #include <linux/input/matrix_keypad.h>
  53 #include <linux/spi/spi.h>
  54 #include <linux/spi/ads7846.h>
  55 #include <linux/dm9000.h>
  56 #include <linux/interrupt.h>
  57
  58 #include "sdram-micron-mt46h32m32lf-6.h"
  59
  60 #include "mux.h"
  61 #include "hsmmc.h"
  62 #include "timer-gp.h"
  63
  64 #define NAND_BLOCK_SIZE         SZ_128K
  65
  66 #define OMAP_DM9000_GPIO_IRQ    25
  67 #define OMAP3_DEVKIT_TS_GPIO    27
  68
  69 static struct mtd_partition devkit8000_nand_partitions[] = {
  70         /* All the partition sizes are listed in terms of NAND block size */
  71         {
  72                 .name           = "X-Loader",
  73                 .offset         = 0,
  74                 .size           = 4 * NAND_BLOCK_SIZE,
  75                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  76         },
  77         {
  78                 .name           = "U-Boot",
  79                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  80                 .size           = 15 * NAND_BLOCK_SIZE,
  81                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  82         },
  83         {
  84                 .name           = "U-Boot Env",
  85                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x260000 */
  86                 .size           = 1 * NAND_BLOCK_SIZE,
  87         },
  88         {
  89                 .name           = "Kernel",
  90                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x280000 */
  91                 .size           = 32 * NAND_BLOCK_SIZE,
  92         },
  93         {
  94                 .name           = "File System",
  95                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x680000 */
  96                 .size           = MTDPART_SIZ_FULL,
  97         },
  98 };
  99
 100 static struct omap_nand_platform_data devkit8000_nand_data = {
 101         .options        = NAND_BUSWIDTH_16,
 102         .parts          = devkit8000_nand_partitions,
 103         .nr_parts       = ARRAY_SIZE(devkit8000_nand_partitions),
 104         .dma_channel    = -1,           /* disable DMA in OMAP NAND driver */
 105 };
 106
 107 static struct omap2_hsmmc_info mmc[] = {
 108         {
 109                 .mmc            = 1,
 110                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 111                 .gpio_wp        = 29,
 112         },
 113         {}      /* Terminator */
 114 };
 115
 116 static int devkit8000_panel_enable_lcd(struct omap_dss_device *dssdev)
 117 {
 118         twl_i2c_write_u8(TWL4030_MODULE_GPIO, 0x80, REG_GPIODATADIR1);
 119         twl_i2c_write_u8(TWL4030_MODULE_LED, 0x0, 0x0);
 120
 121         if (gpio_is_valid(dssdev->reset_gpio))
 122                 gpio_set_value_cansleep(dssdev->reset_gpio, 1);
 123         return 0;
 124 }
 125
 126 static void devkit8000_panel_disable_lcd(struct omap_dss_device *dssdev)
 127 {
 128         if (gpio_is_valid(dssdev->reset_gpio))
 129                 gpio_set_value_cansleep(dssdev->reset_gpio, 0);
 130 }
 131
 132 static int devkit8000_panel_enable_dvi(struct omap_dss_device *dssdev)
 133 {
 134         if (gpio_is_valid(dssdev->reset_gpio))
 135                 gpio_set_value_cansleep(dssdev->reset_gpio, 1);
 136         return 0;
 137 }
 138
 139 static void devkit8000_panel_disable_dvi(struct omap_dss_device *dssdev)
 140 {
 141         if (gpio_is_valid(dssdev->reset_gpio))
 142                 gpio_set_value_cansleep(dssdev->reset_gpio, 0);
 143 }
 144
 145 static struct regulator_consumer_supply devkit8000_vmmc1_supply =
 146         REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");
 147
 148
 149 /* ads7846 on SPI */
 150 static struct regulator_consumer_supply devkit8000_vio_supply =
 151         REGULATOR_SUPPLY("vcc", "spi2.0");
 152
 153 static struct panel_generic_dpi_data lcd_panel = {
 154         .name                   = "generic",
 155         .platform_enable        = devkit8000_panel_enable_lcd,
 156         .platform_disable       = devkit8000_panel_disable_lcd,
 157 };
 158
 159 static struct omap_dss_device devkit8000_lcd_device = {
 160         .name                   = "lcd",
 161         .type                   = OMAP_DISPLAY_TYPE_DPI,
 162         .driver_name            = "generic_dpi_panel",
 163         .data                   = &lcd_panel,
 164         .phy.dpi.data_lines     = 24,
 165 };
 166
 167 static struct panel_generic_dpi_data dvi_panel = {
 168         .name                   = "generic",
 169         .platform_enable        = devkit8000_panel_enable_dvi,
 170         .platform_disable       = devkit8000_panel_disable_dvi,
 171 };
 172
 173 static struct omap_dss_device devkit8000_dvi_device = {
 174         .name                   = "dvi",
 175         .type                   = OMAP_DISPLAY_TYPE_DPI,
 176         .driver_name            = "generic_dpi_panel",
 177         .data                   = &dvi_panel,
 178         .phy.dpi.data_lines     = 24,
 179 };
 180
 181 static struct omap_dss_device devkit8000_tv_device = {
 182         .name                   = "tv",
 183         .driver_name            = "venc",
 184         .type                   = OMAP_DISPLAY_TYPE_VENC,
 185         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 186 };
 187
 188
 189 static struct omap_dss_device *devkit8000_dss_devices[] = {
 190         &devkit8000_lcd_device,
 191         &devkit8000_dvi_device,
 192         &devkit8000_tv_device,
 193 };
 194
 195 static struct omap_dss_board_info devkit8000_dss_data = {
 196         .num_devices = ARRAY_SIZE(devkit8000_dss_devices),
 197         .devices = devkit8000_dss_devices,
 198         .default_device = &devkit8000_lcd_device,
 199 };
 200
 201 static struct platform_device devkit8000_dss_device = {
 202         .name           = "omapdss",
 203         .id             = -1,
 204         .dev            = {
 205                 .platform_data = &devkit8000_dss_data,
 206         },
 207 };
 208
 209 static struct regulator_consumer_supply devkit8000_vdda_dac_supply =
 210         REGULATOR_SUPPLY("vdda_dac", "omapdss");
 211
 212 static uint32_t board_keymap[] = {
 213         KEY(0, 0, KEY_1),
 214         KEY(1, 0, KEY_2),
 215         KEY(2, 0, KEY_3),
 216         KEY(0, 1, KEY_4),
 217         KEY(1, 1, KEY_5),
 218         KEY(2, 1, KEY_6),
 219         KEY(3, 1, KEY_F5),
 220         KEY(0, 2, KEY_7),
 221         KEY(1, 2, KEY_8),
 222         KEY(2, 2, KEY_9),
 223         KEY(3, 2, KEY_F6),
 224         KEY(0, 3, KEY_F7),
 225         KEY(1, 3, KEY_0),
 226         KEY(2, 3, KEY_F8),
 227         PERSISTENT_KEY(4, 5),
 228         KEY(4, 4, KEY_VOLUMEUP),
 229         KEY(5, 5, KEY_VOLUMEDOWN),
 230         0
 231 };
 232
 233 static struct matrix_keymap_data board_map_data = {
 234         .keymap                 = board_keymap,
 235         .keymap_size            = ARRAY_SIZE(board_keymap),
 236 };
 237
 238 static struct twl4030_keypad_data devkit8000_kp_data = {
 239         .keymap_data    = &board_map_data,
 240         .rows           = 6,
 241         .cols           = 6,
 242         .rep            = 1,
 243 };
 244
 245 static struct gpio_led gpio_leds[];
 246
 247 static int devkit8000_twl_gpio_setup(struct device *dev,
 248                 unsigned gpio, unsigned ngpio)
 249 {
 250         omap_mux_init_gpio(29, OMAP_PIN_INPUT);
 251         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 252         mmc[0].gpio_cd = gpio + 0;
 253         omap2_hsmmc_init(mmc);
 254
 255         /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
 256         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 257
 258         /* gpio + 1 is "LCD_PWREN" (out, active high) */
 259         devkit8000_lcd_device.reset_gpio = gpio + 1;
 260         gpio_request(devkit8000_lcd_device.reset_gpio, "LCD_PWREN");
 261         /* Disable until needed */
 262         gpio_direction_output(devkit8000_lcd_device.reset_gpio, 0);
 263
 264         /* gpio + 7 is "DVI_PD" (out, active low) */
 265         devkit8000_dvi_device.reset_gpio = gpio + 7;
 266         gpio_request(devkit8000_dvi_device.reset_gpio, "DVI PowerDown");
 267         /* Disable until needed */
 268         gpio_direction_output(devkit8000_dvi_device.reset_gpio, 0);
 269
 270         return 0;
 271 }
 272
 273 static struct twl4030_gpio_platform_data devkit8000_gpio_data = {
 274         .gpio_base      = OMAP_MAX_GPIO_LINES,
 275         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 276         .irq_end        = TWL4030_GPIO_IRQ_END,
 277         .use_leds       = true,
 278         .pullups        = BIT(1),
 279         .pulldowns      = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
 280                                 | BIT(15) | BIT(16) | BIT(17),
 281         .setup          = devkit8000_twl_gpio_setup,
 282 };
 283
 284 static struct regulator_consumer_supply devkit8000_vpll1_supply =
 285         REGULATOR_SUPPLY("vdds_dsi", "omapdss");
 286
 287 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 288 static struct regulator_init_data devkit8000_vmmc1 = {
 289         .constraints = {
 290                 .min_uV                 = 1850000,
 291                 .max_uV                 = 3150000,
 292                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 293                                         | REGULATOR_MODE_STANDBY,
 294                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 295                                         | REGULATOR_CHANGE_MODE
 296                                         | REGULATOR_CHANGE_STATUS,
 297         },
 298         .num_consumer_supplies  = 1,
 299         .consumer_supplies      = &devkit8000_vmmc1_supply,
 300 };
 301
 302 /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
 303 static struct regulator_init_data devkit8000_vdac = {
 304         .constraints = {
 305                 .min_uV                 = 1800000,
 306                 .max_uV                 = 1800000,
 307                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 308                                         | REGULATOR_MODE_STANDBY,
 309                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 310                                         | REGULATOR_CHANGE_STATUS,
 311         },
 312         .num_consumer_supplies  = 1,
 313         .consumer_supplies      = &devkit8000_vdda_dac_supply,
 314 };
 315
 316 /* VPLL1 for digital video outputs */
 317 static struct regulator_init_data devkit8000_vpll1 = {
 318         .constraints = {
 319                 .min_uV                 = 1800000,
 320                 .max_uV                 = 1800000,
 321                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 322                                         | REGULATOR_MODE_STANDBY,
 323                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 324                                         | REGULATOR_CHANGE_STATUS,
 325         },
 326         .num_consumer_supplies  = 1,
 327         .consumer_supplies      = &devkit8000_vpll1_supply,
 328 };
 329
 330 /* VAUX4 for ads7846 and nubs */
 331 static struct regulator_init_data devkit8000_vio = {
 332         .constraints = {
 333                 .min_uV                 = 1800000,
 334                 .max_uV                 = 1800000,
 335                 .apply_uV               = true,
 336                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 337                         | REGULATOR_MODE_STANDBY,
 338                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 339                         | REGULATOR_CHANGE_STATUS,
 340         },
 341         .num_consumer_supplies  = 1,
 342         .consumer_supplies      = &devkit8000_vio_supply,
 343 };
 344
 345 static struct twl4030_usb_data devkit8000_usb_data = {
 346         .usb_mode       = T2_USB_MODE_ULPI,
 347 };
 348
 349 static struct twl4030_codec_audio_data devkit8000_audio_data = {
 350         .audio_mclk = 26000000,
 351 };
 352
 353 static struct twl4030_codec_data devkit8000_codec_data = {
 354         .audio_mclk = 26000000,
 355         .audio = &devkit8000_audio_data,
 356 };
 357
 358 static struct twl4030_platform_data devkit8000_twldata = {
 359         .irq_base       = TWL4030_IRQ_BASE,
 360         .irq_end        = TWL4030_IRQ_END,
 361
 362         /* platform_data for children goes here */
 363         .usb            = &devkit8000_usb_data,
 364         .gpio           = &devkit8000_gpio_data,
 365         .codec          = &devkit8000_codec_data,
 366         .vmmc1          = &devkit8000_vmmc1,
 367         .vdac           = &devkit8000_vdac,
 368         .vpll1          = &devkit8000_vpll1,
 369         .vio            = &devkit8000_vio,
 370         .keypad         = &devkit8000_kp_data,
 371 };
 372
 373 static struct i2c_board_info __initdata devkit8000_i2c_boardinfo[] = {
 374         {
 375                 I2C_BOARD_INFO("tps65930", 0x48),
 376                 .flags = I2C_CLIENT_WAKE,
 377                 .irq = INT_34XX_SYS_NIRQ,
 378                 .platform_data = &devkit8000_twldata,
 379         },
 380 };
 381
 382 static int __init devkit8000_i2c_init(void)
 383 {
 384         omap_register_i2c_bus(1, 2600, devkit8000_i2c_boardinfo,
 385                         ARRAY_SIZE(devkit8000_i2c_boardinfo));
 386         /* Bus 3 is attached to the DVI port where devices like the pico DLP
 387          * projector don't work reliably with 400kHz */
 388         omap_register_i2c_bus(3, 400, NULL, 0);
 389         return 0;
 390 }
 391
 392 static struct gpio_led gpio_leds[] = {
 393         {
 394                 .name                   = "led1",
 395                 .default_trigger        = "heartbeat",
 396                 .gpio                   = 186,
 397                 .active_low             = true,
 398         },
 399         {
 400                 .name                   = "led2",
 401                 .default_trigger        = "mmc0",
 402                 .gpio                   = 163,
 403                 .active_low             = true,
 404         },
 405         {
 406                 .name                   = "ledB",
 407                 .default_trigger        = "none",
 408                 .gpio                   = 153,
 409                 .active_low             = true,
 410         },
 411         {
 412                 .name                   = "led3",
 413                 .default_trigger        = "none",
 414                 .gpio                   = 164,
 415                 .active_low             = true,
 416         },
 417 };
 418
 419 static struct gpio_led_platform_data gpio_led_info = {
 420         .leds           = gpio_leds,
 421         .num_leds       = ARRAY_SIZE(gpio_leds),
 422 };
 423
 424 static struct platform_device leds_gpio = {
 425         .name   = "leds-gpio",
 426         .id     = -1,
 427         .dev    = {
 428                 .platform_data  = &gpio_led_info,
 429         },
 430 };
 431
 432 static struct gpio_keys_button gpio_buttons[] = {
 433         {
 434                 .code                   = BTN_EXTRA,
 435                 .gpio                   = 26,
 436                 .desc                   = "user",
 437                 .wakeup                 = 1,
 438         },
 439 };
 440
 441 static struct gpio_keys_platform_data gpio_key_info = {
 442         .buttons        = gpio_buttons,
 443         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 444 };
 445
 446 static struct platform_device keys_gpio = {
 447         .name   = "gpio-keys",
 448         .id     = -1,
 449         .dev    = {
 450                 .platform_data  = &gpio_key_info,
 451         },
 452 };
 453
 454
 455 static void __init devkit8000_init_irq(void)
 456 {
 457         omap2_init_common_infrastructure();
 458         omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
 459                                   mt46h32m32lf6_sdrc_params);
 460         omap_init_irq();
 461 #ifdef CONFIG_OMAP_32K_TIMER
 462         omap2_gp_clockevent_set_gptimer(12);
 463 #endif
 464 }
 465
 466 static void __init devkit8000_ads7846_init(void)
 467 {
 468         int gpio = OMAP3_DEVKIT_TS_GPIO;
 469         int ret;
 470
 471         ret = gpio_request(gpio, "ads7846_pen_down");
 472         if (ret < 0) {
 473                 printk(KERN_ERR "Failed to request GPIO %d for "
 474                                 "ads7846 pen down IRQ\n", gpio);
 475                 return;
 476         }
 477
 478         gpio_direction_input(gpio);
 479 }
 480
 481 static int ads7846_get_pendown_state(void)
 482 {
 483         return !gpio_get_value(OMAP3_DEVKIT_TS_GPIO);
 484 }
 485
 486 static struct ads7846_platform_data ads7846_config = {
 487         .x_max                  = 0x0fff,
 488         .y_max                  = 0x0fff,
 489         .x_plate_ohms           = 180,
 490         .pressure_max           = 255,
 491         .debounce_max           = 10,
 492         .debounce_tol           = 5,
 493         .debounce_rep           = 1,
 494         .get_pendown_state      = ads7846_get_pendown_state,
 495         .keep_vref_on           = 1,
 496         .settle_delay_usecs     = 150,
 497 };
 498
 499 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 500         .turbo_mode     = 0,
 501         .single_channel = 1,    /* 0: slave, 1: master */
 502 };
 503
 504 static struct spi_board_info devkit8000_spi_board_info[] __initdata = {
 505         {
 506                 .modalias               = "ads7846",
 507                 .bus_num                = 2,
 508                 .chip_select            = 0,
 509                 .max_speed_hz           = 1500000,
 510                 .controller_data        = &ads7846_mcspi_config,
 511                 .irq                    = OMAP_GPIO_IRQ(OMAP3_DEVKIT_TS_GPIO),
 512                 .platform_data          = &ads7846_config,
 513         }
 514 };
 515
 516 #define OMAP_DM9000_BASE        0x2c000000
 517
 518 static struct resource omap_dm9000_resources[] = {
 519         [0] = {
 520                 .start          = OMAP_DM9000_BASE,
 521                 .end            = (OMAP_DM9000_BASE + 0x4 - 1),
 522                 .flags          = IORESOURCE_MEM,
 523         },
 524         [1] = {
 525                 .start          = (OMAP_DM9000_BASE + 0x400),
 526                 .end            = (OMAP_DM9000_BASE + 0x400 + 0x4 - 1),
 527                 .flags          = IORESOURCE_MEM,
 528         },
 529         [2] = {
 530                 .start          = OMAP_GPIO_IRQ(OMAP_DM9000_GPIO_IRQ),
 531                 .flags          = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
 532         },
 533 };
 534
 535 static struct dm9000_plat_data omap_dm9000_platdata = {
 536         .flags = DM9000_PLATF_16BITONLY,
 537 };
 538
 539 static struct platform_device omap_dm9000_dev = {
 540         .name = "dm9000",
 541         .id = -1,
 542         .num_resources  = ARRAY_SIZE(omap_dm9000_resources),
 543         .resource       = omap_dm9000_resources,
 544         .dev = {
 545                 .platform_data = &omap_dm9000_platdata,
 546         },
 547 };
 548
 549 static void __init omap_dm9000_init(void)
 550 {
 551         unsigned char *eth_addr = omap_dm9000_platdata.dev_addr;
 552         struct omap_die_id odi;
 553
 554         if (gpio_request(OMAP_DM9000_GPIO_IRQ, "dm9000 irq") < 0) {
 555                 printk(KERN_ERR "Failed to request GPIO%d for dm9000 IRQ\n",
 556                         OMAP_DM9000_GPIO_IRQ);
 557                 return;
 558                 }
 559
 560         gpio_direction_input(OMAP_DM9000_GPIO_IRQ);
 561
 562         /* init the mac address using DIE id */
 563         omap_get_die_id(&odi);
 564
 565         eth_addr[0] = 0x02; /* locally administered */
 566         eth_addr[1] = odi.id_1 & 0xff;
 567         eth_addr[2] = (odi.id_0 & 0xff000000) >> 24;
 568         eth_addr[3] = (odi.id_0 & 0x00ff0000) >> 16;
 569         eth_addr[4] = (odi.id_0 & 0x0000ff00) >> 8;
 570         eth_addr[5] = (odi.id_0 & 0x000000ff);
 571 }
 572
 573 static struct platform_device *devkit8000_devices[] __initdata = {
 574         &devkit8000_dss_device,
 575         &leds_gpio,
 576         &keys_gpio,
 577         &omap_dm9000_dev,
 578 };
 579
 580 static void __init devkit8000_flash_init(void)
 581 {
 582         u8 cs = 0;
 583         u8 nandcs = GPMC_CS_NUM + 1;
 584
 585         /* find out the chip-select on which NAND exists */
 586         while (cs < GPMC_CS_NUM) {
 587                 u32 ret = 0;
 588                 ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
 589
 590                 if ((ret & 0xC00) == 0x800) {
 591                         printk(KERN_INFO "Found NAND on CS%d\n", cs);
 592                         if (nandcs > GPMC_CS_NUM)
 593                                 nandcs = cs;
 594                 }
 595                 cs++;
 596         }
 597
 598         if (nandcs > GPMC_CS_NUM) {
 599                 printk(KERN_INFO "NAND: Unable to find configuration "
 600                                  "in GPMC\n ");
 601                 return;
 602         }
 603
 604         if (nandcs < GPMC_CS_NUM) {
 605                 devkit8000_nand_data.cs = nandcs;
 606
 607                 printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
 608                 if (gpmc_nand_init(&devkit8000_nand_data) < 0)
 609                         printk(KERN_ERR "Unable to register NAND device\n");
 610         }
 611 }
 612
 613 static struct omap_musb_board_data musb_board_data = {
 614         .interface_type         = MUSB_INTERFACE_ULPI,
 615         .mode                   = MUSB_OTG,
 616         .power                  = 100,
 617 };
 618
 619 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 620
 621         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 622         .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 623         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 624
 625         .phy_reset  = true,
 626         .reset_gpio_port[0]  = -EINVAL,
 627         .reset_gpio_port[1]  = -EINVAL,
 628         .reset_gpio_port[2]  = -EINVAL
 629 };
 630
 631 static struct omap_board_mux board_mux[] __initdata = {
 632         /* nCS and IRQ for Devkit8000 ethernet */
 633         OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE0),
 634         OMAP3_MUX(ETK_D11, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 635
 636         /* McSPI 2*/
 637         OMAP3_MUX(MCSPI2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 638         OMAP3_MUX(MCSPI2_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 639         OMAP3_MUX(MCSPI2_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 640         OMAP3_MUX(MCSPI2_CS0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 641         OMAP3_MUX(MCSPI2_CS1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 642
 643         /* PENDOWN GPIO */
 644         OMAP3_MUX(ETK_D13, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 645
 646         /* mUSB */
 647         OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 648         OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 649         OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 650         OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 651         OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 652         OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 653         OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 654         OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 655         OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 656         OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 657         OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 658         OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 659
 660         /* USB 1 */
 661         OMAP3_MUX(ETK_CTL, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 662         OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT),
 663         OMAP3_MUX(ETK_D8, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 664         OMAP3_MUX(ETK_D9, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 665         OMAP3_MUX(ETK_D0, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 666         OMAP3_MUX(ETK_D1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 667         OMAP3_MUX(ETK_D2, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 668         OMAP3_MUX(ETK_D3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 669         OMAP3_MUX(ETK_D4, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 670         OMAP3_MUX(ETK_D5, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 671         OMAP3_MUX(ETK_D6, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 672         OMAP3_MUX(ETK_D7, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
 673
 674         /* MMC 1 */
 675         OMAP3_MUX(SDMMC1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 676         OMAP3_MUX(SDMMC1_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 677         OMAP3_MUX(SDMMC1_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 678         OMAP3_MUX(SDMMC1_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 679         OMAP3_MUX(SDMMC1_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 680         OMAP3_MUX(SDMMC1_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 681         OMAP3_MUX(SDMMC1_DAT4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 682         OMAP3_MUX(SDMMC1_DAT5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 683         OMAP3_MUX(SDMMC1_DAT6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 684         OMAP3_MUX(SDMMC1_DAT7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 685
 686         /* McBSP 2 */
 687         OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 688         OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 689         OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 690         OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 691
 692         /* I2C 1 */
 693         OMAP3_MUX(I2C1_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 694         OMAP3_MUX(I2C1_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 695
 696         /* I2C 2 */
 697         OMAP3_MUX(I2C2_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 698         OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 699
 700         /* I2C 3 */
 701         OMAP3_MUX(I2C3_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 702         OMAP3_MUX(I2C3_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 703
 704         /* I2C 4 */
 705         OMAP3_MUX(I2C4_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 706         OMAP3_MUX(I2C4_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 707
 708         /* serial ports */
 709         OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 710         OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 711         OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 712         OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 713
 714         /* DSS */
 715         OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 716         OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 717         OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 718         OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 719         OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 720         OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 721         OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 722         OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 723         OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 724         OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 725         OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 726         OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 727         OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 728         OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 729         OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 730         OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 731         OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 732         OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 733         OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 734         OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 735         OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 736         OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 737         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 738         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 739         OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 740         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 741         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 742         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 743
 744         /* expansion port */
 745         /* McSPI 1 */
 746         OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 747         OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 748         OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 749         OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
 750         OMAP3_MUX(MCSPI1_CS3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
 751
 752         /* HDQ */
 753         OMAP3_MUX(HDQ_SIO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 754
 755         /* McSPI4 */
 756         OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 757         OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 758         OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 759         OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP),
 760
 761         /* MMC 2 */
 762         OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 763         OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 764         OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 765         OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 766
 767         /* I2C3 */
 768         OMAP3_MUX(I2C3_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 769         OMAP3_MUX(I2C3_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 770
 771         OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 772         OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 773         OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 774
 775         OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 776         OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 777
 778         /* TPS IRQ */
 779         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
 780                         OMAP_PIN_INPUT_PULLUP),
 781
 782         { .reg_offset = OMAP_MUX_TERMINATOR },
 783 };
 784
 785 static void __init devkit8000_init(void)
 786 {
 787         omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
 788         omap_serial_init();
 789
 790         omap_dm9000_init();
 791
 792         devkit8000_i2c_init();
 793         platform_add_devices(devkit8000_devices,
 794                         ARRAY_SIZE(devkit8000_devices));
 795
 796         spi_register_board_info(devkit8000_spi_board_info,
 797         ARRAY_SIZE(devkit8000_spi_board_info));
 798
 799         devkit8000_ads7846_init();
 800
 801         usb_musb_init(&musb_board_data);
 802         usb_ehci_init(&ehci_pdata);
 803         devkit8000_flash_init();
 804
 805         /* Ensure SDRC pins are mux'd for self-refresh */
 806         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 807         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 808 }
 809
 810 MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000")
 811         .boot_params    = 0x80000100,
 812         .map_io         = omap3_map_io,
 813         .reserve        = omap_reserve,
 814         .init_irq       = devkit8000_init_irq,
 815         .init_machine   = devkit8000_init,
 816         .timer          = &omap_timer,
 817 MACHINE_END