arch/arm/mach-omap2/board-omap3stalker.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-omap3evm.c
   3  *
   4  * Copyright (C) 2008 Guangzhou EMA-Tech
   5  *
   6  * Modified from mach-omap2/board-omap3evm.c
   7  *
   8  * Initial code: Syed Mohammed Khasim
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/delay.h>
  19 #include <linux/err.h>
  20 #include <linux/clk.h>
  21 #include <linux/io.h>
  22 #include <linux/leds.h>
  23 #include <linux/gpio.h>
  24 #include <linux/input.h>
  25 #include <linux/gpio_keys.h>
  26
  27 #include <linux/regulator/machine.h>
  28 #include <linux/i2c/twl.h>
  29
  30 #include <mach/hardware.h>
  31 #include <asm/mach-types.h>
  32 #include <asm/mach/arch.h>
  33 #include <asm/mach/map.h>
  34 #include <asm/mach/flash.h>
  35
  36 #include <plat/board.h>
  37 #include <plat/common.h>
  38 #include <plat/gpmc.h>
  39 #include <plat/nand.h>
  40 #include <plat/usb.h>
  41 #include <plat/timer-gp.h>
  42 #include <plat/display.h>
  43
  44 #include <plat/mcspi.h>
  45 #include <linux/input/matrix_keypad.h>
  46 #include <linux/spi/spi.h>
  47 #include <linux/spi/ads7846.h>
  48 #include <linux/interrupt.h>
  49 #include <linux/smsc911x.h>
  50 #include <linux/i2c/at24.h>
  51
  52 #include "sdram-micron-mt46h32m32lf-6.h"
  53 #include "mux.h"
  54 #include "hsmmc.h"
  55
  56 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
  57 #define OMAP3STALKER_ETHR_START 0x2c000000
  58 #define OMAP3STALKER_ETHR_SIZE  1024
  59 #define OMAP3STALKER_ETHR_GPIO_IRQ      19
  60 #define OMAP3STALKER_SMC911X_CS 5
  61
  62 static struct resource omap3stalker_smsc911x_resources[] = {
  63         [0] = {
  64                .start   = OMAP3STALKER_ETHR_START,
  65                .end     =
  66                (OMAP3STALKER_ETHR_START + OMAP3STALKER_ETHR_SIZE - 1),
  67                .flags   = IORESOURCE_MEM,
  68         },
  69         [1] = {
  70                .start   = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ),
  71                .end     = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ),
  72                .flags   = (IORESOURCE_IRQ | IRQF_TRIGGER_LOW),
  73         },
  74 };
  75
  76 static struct smsc911x_platform_config smsc911x_config = {
  77         .phy_interface  = PHY_INTERFACE_MODE_MII,
  78         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  79         .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
  80         .flags          = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
  81 };
  82
  83 static struct platform_device omap3stalker_smsc911x_device = {
  84         .name           = "smsc911x",
  85         .id             = -1,
  86         .num_resources  = ARRAY_SIZE(omap3stalker_smsc911x_resources),
  87         .resource       = &omap3stalker_smsc911x_resources[0],
  88         .dev            = {
  89                 .platform_data  = &smsc911x_config,
  90         },
  91 };
  92
  93 static inline void __init omap3stalker_init_eth(void)
  94 {
  95         int eth_cs;
  96         struct clk *l3ck;
  97         unsigned int rate;
  98
  99         eth_cs = OMAP3STALKER_SMC911X_CS;
 100
 101         l3ck = clk_get(NULL, "l3_ck");
 102         if (IS_ERR(l3ck))
 103                 rate = 100000000;
 104         else
 105                 rate = clk_get_rate(l3ck);
 106
 107         omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP);
 108         if (gpio_request(OMAP3STALKER_ETHR_GPIO_IRQ, "SMC911x irq") < 0) {
 109                 printk(KERN_ERR
 110                        "Failed to request GPIO%d for smc911x IRQ\n",
 111                        OMAP3STALKER_ETHR_GPIO_IRQ);
 112                 return;
 113         }
 114
 115         gpio_direction_input(OMAP3STALKER_ETHR_GPIO_IRQ);
 116
 117         platform_device_register(&omap3stalker_smsc911x_device);
 118 }
 119
 120 #else
 121 static inline void __init omap3stalker_init_eth(void)
 122 {
 123         return;
 124 }
 125 #endif
 126
 127 /*
 128  * OMAP3 DSS control signals
 129  */
 130
 131 #define DSS_ENABLE_GPIO 199
 132 #define LCD_PANEL_BKLIGHT_GPIO  210
 133 #define ENABLE_VPLL2_DEV_GRP    0xE0
 134
 135 static int lcd_enabled;
 136 static int dvi_enabled;
 137
 138 static void __init omap3_stalker_display_init(void)
 139 {
 140         return;
 141 }
 142
 143 static int omap3_stalker_enable_lcd(struct omap_dss_device *dssdev)
 144 {
 145         if (dvi_enabled) {
 146                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 147                 return -EINVAL;
 148         }
 149         gpio_set_value(DSS_ENABLE_GPIO, 1);
 150         gpio_set_value(LCD_PANEL_BKLIGHT_GPIO, 1);
 151         lcd_enabled = 1;
 152         return 0;
 153 }
 154
 155 static void omap3_stalker_disable_lcd(struct omap_dss_device *dssdev)
 156 {
 157         gpio_set_value(DSS_ENABLE_GPIO, 0);
 158         gpio_set_value(LCD_PANEL_BKLIGHT_GPIO, 0);
 159         lcd_enabled = 0;
 160 }
 161
 162 static struct omap_dss_device omap3_stalker_lcd_device = {
 163         .name                   = "lcd",
 164         .driver_name            = "generic_panel",
 165         .phy.dpi.data_lines     = 24,
 166         .type                   = OMAP_DISPLAY_TYPE_DPI,
 167         .platform_enable        = omap3_stalker_enable_lcd,
 168         .platform_disable       = omap3_stalker_disable_lcd,
 169 };
 170
 171 static int omap3_stalker_enable_tv(struct omap_dss_device *dssdev)
 172 {
 173         return 0;
 174 }
 175
 176 static void omap3_stalker_disable_tv(struct omap_dss_device *dssdev)
 177 {
 178 }
 179
 180 static struct omap_dss_device omap3_stalker_tv_device = {
 181         .name                   = "tv",
 182         .driver_name            = "venc",
 183         .type                   = OMAP_DISPLAY_TYPE_VENC,
 184 #if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO)
 185         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 186 #elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE)
 187         .u.venc.type            = OMAP_DSS_VENC_TYPE_COMPOSITE,
 188 #endif
 189         .platform_enable        = omap3_stalker_enable_tv,
 190         .platform_disable       = omap3_stalker_disable_tv,
 191 };
 192
 193 static int omap3_stalker_enable_dvi(struct omap_dss_device *dssdev)
 194 {
 195         if (lcd_enabled) {
 196                 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
 197                 return -EINVAL;
 198         }
 199         gpio_set_value(DSS_ENABLE_GPIO, 1);
 200         dvi_enabled = 1;
 201         return 0;
 202 }
 203
 204 static void omap3_stalker_disable_dvi(struct omap_dss_device *dssdev)
 205 {
 206         gpio_set_value(DSS_ENABLE_GPIO, 0);
 207         dvi_enabled = 0;
 208 }
 209
 210 static struct omap_dss_device omap3_stalker_dvi_device = {
 211         .name                   = "dvi",
 212         .driver_name            = "generic_panel",
 213         .type                   = OMAP_DISPLAY_TYPE_DPI,
 214         .phy.dpi.data_lines     = 24,
 215         .platform_enable        = omap3_stalker_enable_dvi,
 216         .platform_disable       = omap3_stalker_disable_dvi,
 217 };
 218
 219 static struct omap_dss_device *omap3_stalker_dss_devices[] = {
 220         &omap3_stalker_lcd_device,
 221         &omap3_stalker_tv_device,
 222         &omap3_stalker_dvi_device,
 223 };
 224
 225 static struct omap_dss_board_info omap3_stalker_dss_data = {
 226         .num_devices    = ARRAY_SIZE(omap3_stalker_dss_devices),
 227         .devices        = omap3_stalker_dss_devices,
 228         .default_device = &omap3_stalker_dvi_device,
 229 };
 230
 231 static struct platform_device omap3_stalker_dss_device = {
 232         .name   = "omapdss",
 233         .id     = -1,
 234         .dev    = {
 235                 .platform_data  = &omap3_stalker_dss_data,
 236         },
 237 };
 238
 239 static struct regulator_consumer_supply omap3stalker_vmmc1_supply = {
 240         .supply         = "vmmc",
 241 };
 242
 243 static struct regulator_consumer_supply omap3stalker_vsim_supply = {
 244         .supply         = "vmmc_aux",
 245 };
 246
 247 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 248 static struct regulator_init_data omap3stalker_vmmc1 = {
 249         .constraints            = {
 250                 .min_uV                 = 1850000,
 251                 .max_uV                 = 3150000,
 252                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 253                 | REGULATOR_MODE_STANDBY,
 254                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 255                 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 256         },
 257         .num_consumer_supplies  = 1,
 258         .consumer_supplies      = &omap3stalker_vmmc1_supply,
 259 };
 260
 261 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 262 static struct regulator_init_data omap3stalker_vsim = {
 263         .constraints            = {
 264                 .min_uV                 = 1800000,
 265                 .max_uV                 = 3000000,
 266                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 267                 | REGULATOR_MODE_STANDBY,
 268                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 269                 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 270         },
 271         .num_consumer_supplies  = 1,
 272         .consumer_supplies      = &omap3stalker_vsim_supply,
 273 };
 274
 275 static struct omap2_hsmmc_info mmc[] = {
 276         {
 277          .mmc           = 1,
 278          .wires         = 4,
 279          .gpio_cd       = -EINVAL,
 280          .gpio_wp       = 23,
 281          },
 282         {}                      /* Terminator */
 283 };
 284
 285 static struct gpio_keys_button gpio_buttons[] = {
 286         {
 287          .code          = BTN_EXTRA,
 288          .gpio          = 18,
 289          .desc          = "user",
 290          .wakeup        = 1,
 291          },
 292 };
 293
 294 static struct gpio_keys_platform_data gpio_key_info = {
 295         .buttons        = gpio_buttons,
 296         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 297 };
 298
 299 static struct platform_device keys_gpio = {
 300         .name           = "gpio-keys",
 301         .id             = -1,
 302         .dev            = {
 303                 .platform_data  = &gpio_key_info,
 304         },
 305 };
 306
 307 static struct gpio_led gpio_leds[] = {
 308         {
 309          .name                  = "stalker:D8:usr0",
 310          .default_trigger       = "default-on",
 311          .gpio                  = 126,
 312          },
 313         {
 314          .name                  = "stalker:D9:usr1",
 315          .default_trigger       = "default-on",
 316          .gpio                  = 127,
 317          },
 318         {
 319          .name                  = "stalker:D3:mmc0",
 320          .gpio                  = -EINVAL,      /* gets replaced */
 321          .active_low            = true,
 322          .default_trigger       = "mmc0",
 323          },
 324         {
 325          .name                  = "stalker:D4:heartbeat",
 326          .gpio                  = -EINVAL,      /* gets replaced */
 327          .active_low            = true,
 328          .default_trigger       = "heartbeat",
 329          },
 330 };
 331
 332 static struct gpio_led_platform_data gpio_led_info = {
 333         .leds           = gpio_leds,
 334         .num_leds       = ARRAY_SIZE(gpio_leds),
 335 };
 336
 337 static struct platform_device leds_gpio = {
 338         .name   = "leds-gpio",
 339         .id     = -1,
 340         .dev    = {
 341                 .platform_data  = &gpio_led_info,
 342         },
 343 };
 344
 345 static int
 346 omap3stalker_twl_gpio_setup(struct device *dev,
 347                             unsigned gpio, unsigned ngpio)
 348 {
 349         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 350         omap_mux_init_gpio(23, OMAP_PIN_INPUT);
 351         mmc[0].gpio_cd = gpio + 0;
 352         omap2_hsmmc_init(mmc);
 353
 354         /* link regulators to MMC adapters */
 355         omap3stalker_vmmc1_supply.dev = mmc[0].dev;
 356         omap3stalker_vsim_supply.dev = mmc[0].dev;
 357
 358         /*
 359          * Most GPIOs are for USB OTG.  Some are mostly sent to
 360          * the P2 connector; notably LEDA for the LCD backlight.
 361          */
 362
 363         /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
 364         gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
 365         gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
 366
 367         /* gpio + 7 == DVI Enable */
 368         gpio_request(gpio + 7, "EN_DVI");
 369         gpio_direction_output(gpio + 7, 0);
 370
 371         /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
 372         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 373         /* GPIO + 13 == ledsync (out, heartbeat) */
 374         gpio_leds[3].gpio = gpio + 13;
 375
 376         platform_device_register(&leds_gpio);
 377         return 0;
 378 }
 379
 380 static struct twl4030_gpio_platform_data omap3stalker_gpio_data = {
 381         .gpio_base      = OMAP_MAX_GPIO_LINES,
 382         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 383         .irq_end        = TWL4030_GPIO_IRQ_END,
 384         .use_leds       = true,
 385         .setup          = omap3stalker_twl_gpio_setup,
 386 };
 387
 388 static struct twl4030_usb_data omap3stalker_usb_data = {
 389         .usb_mode       = T2_USB_MODE_ULPI,
 390 };
 391
 392 static int board_keymap[] = {
 393         KEY(0, 0, KEY_LEFT),
 394         KEY(0, 1, KEY_DOWN),
 395         KEY(0, 2, KEY_ENTER),
 396         KEY(0, 3, KEY_M),
 397
 398         KEY(1, 0, KEY_RIGHT),
 399         KEY(1, 1, KEY_UP),
 400         KEY(1, 2, KEY_I),
 401         KEY(1, 3, KEY_N),
 402
 403         KEY(2, 0, KEY_A),
 404         KEY(2, 1, KEY_E),
 405         KEY(2, 2, KEY_J),
 406         KEY(2, 3, KEY_O),
 407
 408         KEY(3, 0, KEY_B),
 409         KEY(3, 1, KEY_F),
 410         KEY(3, 2, KEY_K),
 411         KEY(3, 3, KEY_P)
 412 };
 413
 414 static struct matrix_keymap_data board_map_data = {
 415         .keymap         = board_keymap,
 416         .keymap_size    = ARRAY_SIZE(board_keymap),
 417 };
 418
 419 static struct twl4030_keypad_data omap3stalker_kp_data = {
 420         .keymap_data    = &board_map_data,
 421         .rows           = 4,
 422         .cols           = 4,
 423         .rep            = 1,
 424 };
 425
 426 static struct twl4030_madc_platform_data omap3stalker_madc_data = {
 427         .irq_line       = 1,
 428 };
 429
 430 static struct twl4030_codec_audio_data omap3stalker_audio_data = {
 431         .audio_mclk     = 26000000,
 432 };
 433
 434 static struct twl4030_codec_data omap3stalker_codec_data = {
 435         .audio_mclk     = 26000000,
 436         .audio          = &omap3stalker_audio_data,
 437 };
 438
 439 static struct regulator_consumer_supply omap3_stalker_vdda_dac_supply = {
 440         .supply         = "vdda_dac",
 441         .dev            = &omap3_stalker_dss_device.dev,
 442 };
 443
 444 /* VDAC for DSS driving S-Video */
 445 static struct regulator_init_data omap3_stalker_vdac = {
 446         .constraints            = {
 447                 .min_uV                 = 1800000,
 448                 .max_uV                 = 1800000,
 449                 .apply_uV               = true,
 450                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 451                 | REGULATOR_MODE_STANDBY,
 452                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 453                 | REGULATOR_CHANGE_STATUS,
 454         },
 455         .num_consumer_supplies  = 1,
 456         .consumer_supplies      = &omap3_stalker_vdda_dac_supply,
 457 };
 458
 459 /* VPLL2 for digital video outputs */
 460 static struct regulator_consumer_supply omap3_stalker_vpll2_supply = {
 461         .supply         = "vdds_dsi",
 462         .dev            = &omap3_stalker_lcd_device.dev,
 463 };
 464
 465 static struct regulator_init_data omap3_stalker_vpll2 = {
 466         .constraints            = {
 467                 .name                   = "VDVI",
 468                 .min_uV                 = 1800000,
 469                 .max_uV                 = 1800000,
 470                 .apply_uV = true,
 471                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 472                 | REGULATOR_MODE_STANDBY,
 473                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 474                 | REGULATOR_CHANGE_STATUS,
 475         },
 476         .num_consumer_supplies  = 1,
 477         .consumer_supplies      = &omap3_stalker_vpll2_supply,
 478 };
 479
 480 static struct twl4030_platform_data omap3stalker_twldata = {
 481         .irq_base       = TWL4030_IRQ_BASE,
 482         .irq_end        = TWL4030_IRQ_END,
 483
 484         /* platform_data for children goes here */
 485         .keypad         = &omap3stalker_kp_data,
 486         .madc           = &omap3stalker_madc_data,
 487         .usb            = &omap3stalker_usb_data,
 488         .gpio           = &omap3stalker_gpio_data,
 489         .codec          = &omap3stalker_codec_data,
 490         .vdac           = &omap3_stalker_vdac,
 491         .vpll2          = &omap3_stalker_vpll2,
 492 };
 493
 494 static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo[] = {
 495         {
 496          I2C_BOARD_INFO("twl4030", 0x48),
 497          .flags         = I2C_CLIENT_WAKE,
 498          .irq           = INT_34XX_SYS_NIRQ,
 499          .platform_data = &omap3stalker_twldata,
 500          },
 501 };
 502
 503 static struct at24_platform_data fram_info = {
 504         .byte_len       = (64 * 1024) / 8,
 505         .page_size      = 8192,
 506         .flags          = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO,
 507 };
 508
 509 static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
 510         {
 511          I2C_BOARD_INFO("24c64", 0x50),
 512          .flags         = I2C_CLIENT_WAKE,
 513          .platform_data = &fram_info,
 514          },
 515 };
 516
 517 static int __init omap3_stalker_i2c_init(void)
 518 {
 519         /*
 520          * REVISIT: These entries can be set in omap3evm_twl_data
 521          * after a merge with MFD tree
 522          */
 523         omap3stalker_twldata.vmmc1 = &omap3stalker_vmmc1;
 524         omap3stalker_twldata.vsim = &omap3stalker_vsim;
 525
 526         omap_register_i2c_bus(1, 2600, omap3stalker_i2c_boardinfo,
 527                               ARRAY_SIZE(omap3stalker_i2c_boardinfo));
 528         omap_register_i2c_bus(2, 400, NULL, 0);
 529         omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
 530                               ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
 531         return 0;
 532 }
 533
 534 #define OMAP3_STALKER_TS_GPIO   175
 535 static void ads7846_dev_init(void)
 536 {
 537         if (gpio_request(OMAP3_STALKER_TS_GPIO, "ADS7846 pendown") < 0)
 538                 printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
 539
 540         gpio_direction_input(OMAP3_STALKER_TS_GPIO);
 541
 542         omap_set_gpio_debounce(OMAP3_STALKER_TS_GPIO, 1);
 543         omap_set_gpio_debounce_time(OMAP3_STALKER_TS_GPIO, 0xa);
 544 }
 545
 546 static int ads7846_get_pendown_state(void)
 547 {
 548         return !gpio_get_value(OMAP3_STALKER_TS_GPIO);
 549 }
 550
 551 static struct ads7846_platform_data ads7846_config = {
 552         .x_max                  = 0x0fff,
 553         .y_max                  = 0x0fff,
 554         .x_plate_ohms           = 180,
 555         .pressure_max           = 255,
 556         .debounce_max           = 10,
 557         .debounce_tol           = 3,
 558         .debounce_rep           = 1,
 559         .get_pendown_state      = ads7846_get_pendown_state,
 560         .keep_vref_on           = 1,
 561         .settle_delay_usecs     = 150,
 562 };
 563
 564 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 565         .turbo_mode             = 0,
 566         .single_channel         = 1,    /* 0: slave, 1: master */
 567 };
 568
 569 struct spi_board_info omap3stalker_spi_board_info[] = {
 570         [0] = {
 571                .modalias        = "ads7846",
 572                .bus_num         = 1,
 573                .chip_select     = 0,
 574                .max_speed_hz    = 1500000,
 575                .controller_data = &ads7846_mcspi_config,
 576                .irq             = OMAP_GPIO_IRQ(OMAP3_STALKER_TS_GPIO),
 577                .platform_data   = &ads7846_config,
 578         },
 579 };
 580
 581 static struct omap_board_config_kernel omap3_stalker_config[] __initdata = {
 582 };
 583
 584 static void __init omap3_stalker_init_irq(void)
 585 {
 586         omap_board_config = omap3_stalker_config;
 587         omap_board_config_size = ARRAY_SIZE(omap3_stalker_config);
 588         omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL);
 589         omap_init_irq();
 590 #ifdef CONFIG_OMAP_32K_TIMER
 591         omap2_gp_clockevent_set_gptimer(12);
 592 #endif
 593         omap_gpio_init();
 594 }
 595
 596 static struct platform_device *omap3_stalker_devices[] __initdata = {
 597         &omap3_stalker_dss_device,
 598         &keys_gpio,
 599 };
 600
 601 static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 602         .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 603         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
 604         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 605
 606         .phy_reset = true,
 607         .reset_gpio_port[0] = -EINVAL,
 608         .reset_gpio_port[1] = 21,
 609         .reset_gpio_port[2] = -EINVAL,
 610 };
 611
 612 #ifdef CONFIG_OMAP_MUX
 613 static struct omap_board_mux board_mux[] __initdata = {
 614         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 615                   OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
 616         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 617                   OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
 618         {.reg_offset = OMAP_MUX_TERMINATOR},
 619 };
 620 #else
 621 #define board_mux       NULL
 622 #endif
 623
 624 static struct omap_musb_board_data musb_board_data = {
 625         .interface_type = MUSB_INTERFACE_ULPI,
 626         .mode           = MUSB_OTG,
 627         .power          = 100,
 628 };
 629
 630 static void __init omap3_stalker_init(void)
 631 {
 632         omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
 633
 634         omap3_stalker_i2c_init();
 635
 636         platform_add_devices(omap3_stalker_devices,
 637                              ARRAY_SIZE(omap3_stalker_devices));
 638
 639         spi_register_board_info(omap3stalker_spi_board_info,
 640                                 ARRAY_SIZE(omap3stalker_spi_board_info));
 641
 642         omap_serial_init();
 643         usb_musb_init(&musb_board_data);
 644         usb_ehci_init(&ehci_pdata);
 645         ads7846_dev_init();
 646
 647         omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
 648         omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);
 649
 650         omap3stalker_init_eth();
 651         omap3_stalker_display_init();
 652 /* Ensure SDRC pins are mux'd for self-refresh */
 653         omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
 654         omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
 655 }
 656
 657 static void __init omap3_stalker_map_io(void)
 658 {
 659         omap2_set_globals_343x();
 660         omap34xx_map_common_io();
 661 }
 662
 663 MACHINE_START(SBC3530, "OMAP3 STALKER")
 664         /* Maintainer: Jason Lam -lzg@ema-tech.com */
 665         .phys_io                = 0x48000000,
 666         .io_pg_offst            = ((0xfa000000) >> 18) & 0xfffc,
 667         .boot_params            = 0x80000100,
 668         .map_io                 = omap3_stalker_map_io,
 669         .init_irq               = omap3_stalker_init_irq,
 670         .init_machine           = omap3_stalker_init,
 671         .timer                  = &omap_timer,
 672 MACHINE_END