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