arch/arm/mach-omap2/board-omap3evm.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-omap3evm.c
   3  *
   4  * Copyright (C) 2008 Texas Instruments
   5  *
   6  * Modified from mach-omap2/board-3430sdp.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/gpio.h>
  22 #include <linux/input.h>
  23 #include <linux/input/matrix_keypad.h>
  24 #include <linux/leds.h>
  25 #include <linux/interrupt.h>
  26
  27 #include <linux/mtd/mtd.h>
  28 #include <linux/mtd/partitions.h>
  29 #include <linux/mtd/nand.h>
  30
  31 #include <linux/spi/spi.h>
  32 #include <linux/spi/ads7846.h>
  33 #include <linux/i2c/twl.h>
  34 #include <linux/usb/otg.h>
  35 #include <linux/usb/musb.h>
  36 #include <linux/usb/nop-usb-xceiv.h>
  37 #include <linux/usb/phy.h>
  38 #include <linux/smsc911x.h>
  39
  40 #include <linux/wl12xx.h>
  41 #include <linux/regulator/fixed.h>
  42 #include <linux/regulator/machine.h>
  43 #include <linux/mmc/host.h>
  44 #include <linux/export.h>
  45
  46 #include <asm/mach-types.h>
  47 #include <asm/mach/arch.h>
  48 #include <asm/mach/map.h>
  49
  50 #include <linux/platform_data/mtd-nand-omap2.h>
  51 #include "common.h"
  52 #include <linux/platform_data/spi-omap2-mcspi.h>
  53 #include <video/omapdss.h>
  54 #include <video/omap-panel-tfp410.h>
  55
  56 #include "soc.h"
  57 #include "mux.h"
  58 #include "sdram-micron-mt46h32m32lf-6.h"
  59 #include "hsmmc.h"
  60 #include "common-board-devices.h"
  61 #include "board-flash.h"
  62
  63 #define NAND_CS                 0
  64
  65 #define OMAP3_EVM_TS_GPIO       175
  66 #define OMAP3_EVM_EHCI_VBUS     22
  67 #define OMAP3_EVM_EHCI_SELECT   61
  68
  69 #define OMAP3EVM_ETHR_START     0x2c000000
  70 #define OMAP3EVM_ETHR_SIZE      1024
  71 #define OMAP3EVM_ETHR_ID_REV    0x50
  72 #define OMAP3EVM_ETHR_GPIO_IRQ  176
  73 #define OMAP3EVM_SMSC911X_CS    5
  74 /*
  75  * Eth Reset signal
  76  *      64 = Generation 1 (<=RevD)
  77  *      7 = Generation 2 (>=RevE)
  78  */
  79 #define OMAP3EVM_GEN1_ETHR_GPIO_RST     64
  80 #define OMAP3EVM_GEN2_ETHR_GPIO_RST     7
  81
  82 /*
  83  * OMAP35x EVM revision
  84  * Run time detection of EVM revision is done by reading Ethernet
  85  * PHY ID -
  86  *      GEN_1   = 0x01150000
  87  *      GEN_2   = 0x92200000
  88  */
  89 enum {
  90         OMAP3EVM_BOARD_GEN_1 = 0,       /* EVM Rev between  A - D */
  91         OMAP3EVM_BOARD_GEN_2,           /* EVM Rev >= Rev E */
  92 };
  93
  94 static u8 omap3_evm_version;
  95
  96 static u8 get_omap3_evm_rev(void)
  97 {
  98         return omap3_evm_version;
  99 }
 100
 101 static void __init omap3_evm_get_revision(void)
 102 {
 103         void __iomem *ioaddr;
 104         unsigned int smsc_id;
 105
 106         /* Ethernet PHY ID is stored at ID_REV register */
 107         ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K);
 108         if (!ioaddr)
 109                 return;
 110         smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000;
 111         iounmap(ioaddr);
 112
 113         switch (smsc_id) {
 114         /*SMSC9115 chipset*/
 115         case 0x01150000:
 116                 omap3_evm_version = OMAP3EVM_BOARD_GEN_1;
 117                 break;
 118         /*SMSC 9220 chipset*/
 119         case 0x92200000:
 120         default:
 121                 omap3_evm_version = OMAP3EVM_BOARD_GEN_2;
 122         }
 123 }
 124
 125 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 126 #include "gpmc-smsc911x.h"
 127
 128 static struct omap_smsc911x_platform_data smsc911x_cfg = {
 129         .cs             = OMAP3EVM_SMSC911X_CS,
 130         .gpio_irq       = OMAP3EVM_ETHR_GPIO_IRQ,
 131         .gpio_reset     = -EINVAL,
 132         .flags          = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
 133 };
 134
 135 static inline void __init omap3evm_init_smsc911x(void)
 136 {
 137         /* Configure ethernet controller reset gpio */
 138         if (cpu_is_omap3430()) {
 139                 if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1)
 140                         smsc911x_cfg.gpio_reset = OMAP3EVM_GEN1_ETHR_GPIO_RST;
 141                 else
 142                         smsc911x_cfg.gpio_reset = OMAP3EVM_GEN2_ETHR_GPIO_RST;
 143         }
 144
 145         gpmc_smsc911x_init(&smsc911x_cfg);
 146 }
 147
 148 #else
 149 static inline void __init omap3evm_init_smsc911x(void) { return; }
 150 #endif
 151
 152 /*
 153  * OMAP3EVM LCD Panel control signals
 154  */
 155 #define OMAP3EVM_LCD_PANEL_LR           2
 156 #define OMAP3EVM_LCD_PANEL_UD           3
 157 #define OMAP3EVM_LCD_PANEL_INI          152
 158 #define OMAP3EVM_LCD_PANEL_ENVDD        153
 159 #define OMAP3EVM_LCD_PANEL_QVGA         154
 160 #define OMAP3EVM_LCD_PANEL_RESB         155
 161 #define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210
 162 #define OMAP3EVM_DVI_PANEL_EN_GPIO      199
 163
 164 static struct gpio omap3_evm_dss_gpios[] __initdata = {
 165         { OMAP3EVM_LCD_PANEL_RESB,  GPIOF_OUT_INIT_HIGH, "lcd_panel_resb"  },
 166         { OMAP3EVM_LCD_PANEL_INI,   GPIOF_OUT_INIT_HIGH, "lcd_panel_ini"   },
 167         { OMAP3EVM_LCD_PANEL_QVGA,  GPIOF_OUT_INIT_LOW,  "lcd_panel_qvga"  },
 168         { OMAP3EVM_LCD_PANEL_LR,    GPIOF_OUT_INIT_HIGH, "lcd_panel_lr"    },
 169         { OMAP3EVM_LCD_PANEL_UD,    GPIOF_OUT_INIT_HIGH, "lcd_panel_ud"    },
 170         { OMAP3EVM_LCD_PANEL_ENVDD, GPIOF_OUT_INIT_LOW,  "lcd_panel_envdd" },
 171 };
 172
 173 static int lcd_enabled;
 174 static int dvi_enabled;
 175
 176 static void __init omap3_evm_display_init(void)
 177 {
 178         int r;
 179
 180         r = gpio_request_array(omap3_evm_dss_gpios,
 181                                ARRAY_SIZE(omap3_evm_dss_gpios));
 182         if (r)
 183                 printk(KERN_ERR "failed to get lcd_panel_* gpios\n");
 184 }
 185
 186 static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
 187 {
 188         if (dvi_enabled) {
 189                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 190                 return -EINVAL;
 191         }
 192         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
 193
 194         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 195                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 196         else
 197                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 198
 199         lcd_enabled = 1;
 200         return 0;
 201 }
 202
 203 static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
 204 {
 205         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
 206
 207         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 208                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 209         else
 210                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 211
 212         lcd_enabled = 0;
 213 }
 214
 215 static struct omap_dss_device omap3_evm_lcd_device = {
 216         .name                   = "lcd",
 217         .driver_name            = "sharp_ls_panel",
 218         .type                   = OMAP_DISPLAY_TYPE_DPI,
 219         .phy.dpi.data_lines     = 18,
 220         .platform_enable        = omap3_evm_enable_lcd,
 221         .platform_disable       = omap3_evm_disable_lcd,
 222 };
 223
 224 static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
 225 {
 226         return 0;
 227 }
 228
 229 static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
 230 {
 231 }
 232
 233 static struct omap_dss_device omap3_evm_tv_device = {
 234         .name                   = "tv",
 235         .driver_name            = "venc",
 236         .type                   = OMAP_DISPLAY_TYPE_VENC,
 237         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 238         .platform_enable        = omap3_evm_enable_tv,
 239         .platform_disable       = omap3_evm_disable_tv,
 240 };
 241
 242 static struct tfp410_platform_data dvi_panel = {
 243         .power_down_gpio        = OMAP3EVM_DVI_PANEL_EN_GPIO,
 244         .i2c_bus_num            = -1,
 245 };
 246
 247 static struct omap_dss_device omap3_evm_dvi_device = {
 248         .name                   = "dvi",
 249         .type                   = OMAP_DISPLAY_TYPE_DPI,
 250         .driver_name            = "tfp410",
 251         .data                   = &dvi_panel,
 252         .phy.dpi.data_lines     = 24,
 253 };
 254
 255 static struct omap_dss_device *omap3_evm_dss_devices[] = {
 256         &omap3_evm_lcd_device,
 257         &omap3_evm_tv_device,
 258         &omap3_evm_dvi_device,
 259 };
 260
 261 static struct omap_dss_board_info omap3_evm_dss_data = {
 262         .num_devices    = ARRAY_SIZE(omap3_evm_dss_devices),
 263         .devices        = omap3_evm_dss_devices,
 264         .default_device = &omap3_evm_lcd_device,
 265 };
 266
 267 static struct regulator_consumer_supply omap3evm_vmmc1_supply[] = {
 268         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
 269 };
 270
 271 static struct regulator_consumer_supply omap3evm_vsim_supply[] = {
 272         REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
 273 };
 274
 275 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 276 static struct regulator_init_data omap3evm_vmmc1 = {
 277         .constraints = {
 278                 .min_uV                 = 1850000,
 279                 .max_uV                 = 3150000,
 280                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 281                                         | REGULATOR_MODE_STANDBY,
 282                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 283                                         | REGULATOR_CHANGE_MODE
 284                                         | REGULATOR_CHANGE_STATUS,
 285         },
 286         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vmmc1_supply),
 287         .consumer_supplies      = omap3evm_vmmc1_supply,
 288 };
 289
 290 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 291 static struct regulator_init_data omap3evm_vsim = {
 292         .constraints = {
 293                 .min_uV                 = 1800000,
 294                 .max_uV                 = 3000000,
 295                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 296                                         | REGULATOR_MODE_STANDBY,
 297                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 298                                         | REGULATOR_CHANGE_MODE
 299                                         | REGULATOR_CHANGE_STATUS,
 300         },
 301         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vsim_supply),
 302         .consumer_supplies      = omap3evm_vsim_supply,
 303 };
 304
 305 static struct omap2_hsmmc_info mmc[] = {
 306         {
 307                 .mmc            = 1,
 308                 .caps           = MMC_CAP_4_BIT_DATA,
 309                 .gpio_cd        = -EINVAL,
 310                 .gpio_wp        = 63,
 311                 .deferred       = true,
 312         },
 313 #ifdef CONFIG_WILINK_PLATFORM_DATA
 314         {
 315                 .name           = "wl1271",
 316                 .mmc            = 2,
 317                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
 318                 .gpio_wp        = -EINVAL,
 319                 .gpio_cd        = -EINVAL,
 320                 .nonremovable   = true,
 321         },
 322 #endif
 323         {}      /* Terminator */
 324 };
 325
 326 static struct gpio_led gpio_leds[] = {
 327         {
 328                 .name                   = "omap3evm::ledb",
 329                 /* normally not visible (board underside) */
 330                 .default_trigger        = "default-on",
 331                 .gpio                   = -EINVAL,      /* gets replaced */
 332                 .active_low             = true,
 333         },
 334 };
 335
 336 static struct gpio_led_platform_data gpio_led_info = {
 337         .leds           = gpio_leds,
 338         .num_leds       = ARRAY_SIZE(gpio_leds),
 339 };
 340
 341 static struct platform_device leds_gpio = {
 342         .name   = "leds-gpio",
 343         .id     = -1,
 344         .dev    = {
 345                 .platform_data  = &gpio_led_info,
 346         },
 347 };
 348
 349
 350 static int omap3evm_twl_gpio_setup(struct device *dev,
 351                 unsigned gpio, unsigned ngpio)
 352 {
 353         int r, lcd_bl_en;
 354
 355         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 356         mmc[0].gpio_cd = gpio + 0;
 357         omap_hsmmc_late_init(mmc);
 358
 359         /*
 360          * Most GPIOs are for USB OTG.  Some are mostly sent to
 361          * the P2 connector; notably LEDA for the LCD backlight.
 362          */
 363
 364         /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
 365         lcd_bl_en = get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2 ?
 366                 GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW;
 367         r = gpio_request_one(gpio + TWL4030_GPIO_MAX, lcd_bl_en, "EN_LCD_BKL");
 368         if (r)
 369                 printk(KERN_ERR "failed to get/set lcd_bkl gpio\n");
 370
 371         /* gpio + 7 == DVI Enable */
 372         gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 373
 374         /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
 375         gpio_leds[0].gpio = gpio + TWL4030_GPIO_MAX + 1;
 376
 377         platform_device_register(&leds_gpio);
 378
 379         /* Enable VBUS switch by setting TWL4030.GPIO2DIR as output
 380          * for starting USB tranceiver
 381          */
 382 #ifdef CONFIG_TWL4030_CORE
 383         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
 384                 u8 val;
 385
 386                 twl_i2c_read_u8(TWL4030_MODULE_GPIO, &val, REG_GPIODATADIR1);
 387                 val |= 0x04; /* TWL4030.GPIO2DIR BIT at GPIODATADIR1(0x9B) */
 388                 twl_i2c_write_u8(TWL4030_MODULE_GPIO, val, REG_GPIODATADIR1);
 389         }
 390 #endif
 391
 392         return 0;
 393 }
 394
 395 static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
 396         .use_leds       = true,
 397         .setup          = omap3evm_twl_gpio_setup,
 398 };
 399
 400 static uint32_t board_keymap[] = {
 401         KEY(0, 0, KEY_LEFT),
 402         KEY(0, 1, KEY_DOWN),
 403         KEY(0, 2, KEY_ENTER),
 404         KEY(0, 3, KEY_M),
 405
 406         KEY(1, 0, KEY_RIGHT),
 407         KEY(1, 1, KEY_UP),
 408         KEY(1, 2, KEY_I),
 409         KEY(1, 3, KEY_N),
 410
 411         KEY(2, 0, KEY_A),
 412         KEY(2, 1, KEY_E),
 413         KEY(2, 2, KEY_J),
 414         KEY(2, 3, KEY_O),
 415
 416         KEY(3, 0, KEY_B),
 417         KEY(3, 1, KEY_F),
 418         KEY(3, 2, KEY_K),
 419         KEY(3, 3, KEY_P)
 420 };
 421
 422 static struct matrix_keymap_data board_map_data = {
 423         .keymap                 = board_keymap,
 424         .keymap_size            = ARRAY_SIZE(board_keymap),
 425 };
 426
 427 static struct twl4030_keypad_data omap3evm_kp_data = {
 428         .keymap_data    = &board_map_data,
 429         .rows           = 4,
 430         .cols           = 4,
 431         .rep            = 1,
 432 };
 433
 434 /* ads7846 on SPI */
 435 static struct regulator_consumer_supply omap3evm_vio_supply[] = {
 436         REGULATOR_SUPPLY("vcc", "spi1.0"),
 437 };
 438
 439 /* VIO for ads7846 */
 440 static struct regulator_init_data omap3evm_vio = {
 441         .constraints = {
 442                 .min_uV                 = 1800000,
 443                 .max_uV                 = 1800000,
 444                 .apply_uV               = true,
 445                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 446                                         | REGULATOR_MODE_STANDBY,
 447                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 448                                         | REGULATOR_CHANGE_STATUS,
 449         },
 450         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vio_supply),
 451         .consumer_supplies      = omap3evm_vio_supply,
 452 };
 453
 454 #ifdef CONFIG_WILINK_PLATFORM_DATA
 455
 456 #define OMAP3EVM_WLAN_PMENA_GPIO        (150)
 457 #define OMAP3EVM_WLAN_IRQ_GPIO          (149)
 458
 459 static struct regulator_consumer_supply omap3evm_vmmc2_supply[] = {
 460         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
 461 };
 462
 463 /* VMMC2 for driving the WL12xx module */
 464 static struct regulator_init_data omap3evm_vmmc2 = {
 465         .constraints = {
 466                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 467         },
 468         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vmmc2_supply),
 469         .consumer_supplies      = omap3evm_vmmc2_supply,
 470 };
 471
 472 static struct fixed_voltage_config omap3evm_vwlan = {
 473         .supply_name            = "vwl1271",
 474         .microvolts             = 1800000, /* 1.80V */
 475         .gpio                   = OMAP3EVM_WLAN_PMENA_GPIO,
 476         .startup_delay          = 70000, /* 70ms */
 477         .enable_high            = 1,
 478         .enabled_at_boot        = 0,
 479         .init_data              = &omap3evm_vmmc2,
 480 };
 481
 482 static struct platform_device omap3evm_wlan_regulator = {
 483         .name           = "reg-fixed-voltage",
 484         .id             = 1,
 485         .dev = {
 486                 .platform_data  = &omap3evm_vwlan,
 487         },
 488 };
 489
 490 struct wl12xx_platform_data omap3evm_wlan_data __initdata = {
 491         .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */
 492 };
 493 #endif
 494
 495 /* VAUX2 for USB */
 496 static struct regulator_consumer_supply omap3evm_vaux2_supplies[] = {
 497         REGULATOR_SUPPLY("VDD_CSIPHY1", "omap3isp"),    /* OMAP ISP */
 498         REGULATOR_SUPPLY("VDD_CSIPHY2", "omap3isp"),    /* OMAP ISP */
 499         REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
 500         REGULATOR_SUPPLY("vaux2", NULL),
 501 };
 502
 503 static struct regulator_init_data omap3evm_vaux2 = {
 504         .constraints = {
 505                 .min_uV         = 2800000,
 506                 .max_uV         = 2800000,
 507                 .apply_uV       = true,
 508                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 509                                         | REGULATOR_MODE_STANDBY,
 510                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 511                                         | REGULATOR_CHANGE_STATUS,
 512         },
 513         .num_consumer_supplies          = ARRAY_SIZE(omap3evm_vaux2_supplies),
 514         .consumer_supplies              = omap3evm_vaux2_supplies,
 515 };
 516
 517 static struct twl4030_platform_data omap3evm_twldata = {
 518         /* platform_data for children goes here */
 519         .keypad         = &omap3evm_kp_data,
 520         .gpio           = &omap3evm_gpio_data,
 521         .vio            = &omap3evm_vio,
 522         .vmmc1          = &omap3evm_vmmc1,
 523         .vsim           = &omap3evm_vsim,
 524 };
 525
 526 static int __init omap3_evm_i2c_init(void)
 527 {
 528         omap3_pmic_get_config(&omap3evm_twldata,
 529                         TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
 530                         TWL_COMMON_PDATA_AUDIO,
 531                         TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
 532
 533         omap3evm_twldata.vdac->constraints.apply_uV = true;
 534         omap3evm_twldata.vpll2->constraints.apply_uV = true;
 535
 536         omap3_pmic_init("twl4030", &omap3evm_twldata);
 537         omap_register_i2c_bus(2, 400, NULL, 0);
 538         omap_register_i2c_bus(3, 400, NULL, 0);
 539         return 0;
 540 }
 541
 542 /* PHY device on HS USB Port 2 i.e. nop_usb_xceiv.2 */
 543 static struct platform_device hsusb2_phy_device = {
 544         .name = "nop_usb_xceiv",
 545         .id = 2,
 546 };
 547
 548 /* Regulator for HS USB Port 2 PHY reset */
 549 static struct regulator_consumer_supply hsusb2_reset_supplies[] = {
 550         /* Link PHY device to reset supply so it gets used in the PHY driver */
 551         REGULATOR_SUPPLY("reset", "nop_usb_xceiv.2"),
 552 };
 553
 554 static struct regulator_init_data hsusb2_reset_data = {
 555         .constraints = {
 556                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 557         },
 558         .consumer_supplies = hsusb2_reset_supplies,
 559         .num_consumer_supplies = ARRAY_SIZE(hsusb2_reset_supplies),
 560 };
 561
 562 static struct fixed_voltage_config hsusb2_reset_config = {
 563         .supply_name = "hsusb2_reset",
 564         .microvolts = 3300000,
 565         .gpio = -1,             /* set at runtime */
 566         .startup_delay = 70000, /* 70msec */
 567         .enable_high = 1,
 568         .enabled_at_boot = 0,   /* keep in RESET */
 569         .init_data = &hsusb2_reset_data,
 570 };
 571
 572 static struct platform_device hsusb2_reset_device = {
 573         .name = "reg-fixed-voltage",
 574         .id = PLATFORM_DEVID_AUTO,
 575         .dev = {
 576                 .platform_data = &hsusb2_reset_config,
 577         },
 578 };
 579
 580 static struct platform_device *omap3evm_devices[] __initdata = {
 581         &hsusb2_phy_device,
 582         &hsusb2_reset_device,
 583 };
 584
 585 static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
 586         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 587 };
 588
 589 #ifdef CONFIG_OMAP_MUX
 590 static struct omap_board_mux omap35x_board_mux[] __initdata = {
 591         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 592                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 593                                 OMAP_PIN_OFF_WAKEUPENABLE),
 594         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 595                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 596                                 OMAP_PIN_OFF_WAKEUPENABLE),
 597         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 598                                 OMAP_PIN_OFF_NONE),
 599         OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 600                                 OMAP_PIN_OFF_NONE),
 601 #ifdef CONFIG_WILINK_PLATFORM_DATA
 602         /* WLAN IRQ - GPIO 149 */
 603         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 604
 605         /* WLAN POWER ENABLE - GPIO 150 */
 606         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 607
 608         /* MMC2 SDIO pin muxes for WL12xx */
 609         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 610         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 611         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 612         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 613         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 614         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 615 #endif
 616         { .reg_offset = OMAP_MUX_TERMINATOR },
 617 };
 618
 619 static struct omap_board_mux omap36x_board_mux[] __initdata = {
 620         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 621                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 622                                 OMAP_PIN_OFF_WAKEUPENABLE),
 623         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 624                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 625                                 OMAP_PIN_OFF_WAKEUPENABLE),
 626         /* AM/DM37x EVM: DSS data bus muxed with sys_boot */
 627         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 628         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 629         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 630         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 631         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 632         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 633         OMAP3_MUX(SYS_BOOT0, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 634         OMAP3_MUX(SYS_BOOT1, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 635         OMAP3_MUX(SYS_BOOT3, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 636         OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 637         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 638         OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 639 #ifdef CONFIG_WILINK_PLATFORM_DATA
 640         /* WLAN IRQ - GPIO 149 */
 641         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 642
 643         /* WLAN POWER ENABLE - GPIO 150 */
 644         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 645
 646         /* MMC2 SDIO pin muxes for WL12xx */
 647         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 648         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 649         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 650         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 651         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 652         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 653 #endif
 654
 655         { .reg_offset = OMAP_MUX_TERMINATOR },
 656 };
 657 #else
 658 #define omap35x_board_mux       NULL
 659 #define omap36x_board_mux       NULL
 660 #endif
 661
 662 static struct omap_musb_board_data musb_board_data = {
 663         .interface_type         = MUSB_INTERFACE_ULPI,
 664         .mode                   = MUSB_OTG,
 665         .power                  = 100,
 666 };
 667
 668 static struct gpio omap3_evm_ehci_gpios[] __initdata = {
 669         { OMAP3_EVM_EHCI_VBUS,   GPIOF_OUT_INIT_HIGH,  "enable EHCI VBUS" },
 670         { OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW,   "select EHCI port" },
 671 };
 672
 673 static void __init omap3_evm_wl12xx_init(void)
 674 {
 675 #ifdef CONFIG_WILINK_PLATFORM_DATA
 676         int ret;
 677
 678         /* WL12xx WLAN Init */
 679         omap3evm_wlan_data.irq = gpio_to_irq(OMAP3EVM_WLAN_IRQ_GPIO);
 680         ret = wl12xx_set_platform_data(&omap3evm_wlan_data);
 681         if (ret)
 682                 pr_err("error setting wl12xx data: %d\n", ret);
 683         ret = platform_device_register(&omap3evm_wlan_regulator);
 684         if (ret)
 685                 pr_err("error registering wl12xx device: %d\n", ret);
 686 #endif
 687 }
 688
 689 static struct regulator_consumer_supply dummy_supplies[] = {
 690         REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
 691         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
 692 };
 693
 694 static struct mtd_partition omap3evm_nand_partitions[] = {
 695         /* All the partition sizes are listed in terms of NAND block size */
 696         {
 697                 .name           = "X-Loader",
 698                 .offset         = 0,
 699                 .size           = 4*(SZ_128K),
 700                 .mask_flags     = MTD_WRITEABLE
 701         },
 702         {
 703                 .name           = "U-Boot",
 704                 .offset         = MTDPART_OFS_APPEND,
 705                 .size           = 14*(SZ_128K),
 706                 .mask_flags     = MTD_WRITEABLE
 707         },
 708         {
 709                 .name           = "U-Boot Env",
 710                 .offset         = MTDPART_OFS_APPEND,
 711                 .size           = 2*(SZ_128K)
 712         },
 713         {
 714                 .name           = "Kernel",
 715                 .offset         = MTDPART_OFS_APPEND,
 716                 .size           = 40*(SZ_128K)
 717         },
 718         {
 719                 .name           = "File system",
 720                 .size           = MTDPART_SIZ_FULL,
 721                 .offset         = MTDPART_OFS_APPEND,
 722         },
 723 };
 724
 725 static void __init omap3_evm_init(void)
 726 {
 727         struct omap_board_mux *obm;
 728
 729         omap3_evm_get_revision();
 730         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 731
 732         obm = (cpu_is_omap3630()) ? omap36x_board_mux : omap35x_board_mux;
 733         omap3_mux_init(obm, OMAP_PACKAGE_CBB);
 734
 735         omap_mux_init_gpio(63, OMAP_PIN_INPUT);
 736         omap_hsmmc_init(mmc);
 737
 738         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 739                 omap3evm_twldata.vaux2 = &omap3evm_vaux2;
 740
 741         omap3_evm_i2c_init();
 742
 743         omap_display_init(&omap3_evm_dss_data);
 744
 745         omap_serial_init();
 746         omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL);
 747
 748         /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
 749         usb_nop_xceiv_register();
 750
 751         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
 752                 /* enable EHCI VBUS using GPIO22 */
 753                 omap_mux_init_gpio(OMAP3_EVM_EHCI_VBUS, OMAP_PIN_INPUT_PULLUP);
 754                 /* Select EHCI port on main board */
 755                 omap_mux_init_gpio(OMAP3_EVM_EHCI_SELECT,
 756                                    OMAP_PIN_INPUT_PULLUP);
 757                 gpio_request_array(omap3_evm_ehci_gpios,
 758                                    ARRAY_SIZE(omap3_evm_ehci_gpios));
 759
 760                 /* setup EHCI phy reset config */
 761                 omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
 762                 hsusb2_reset_config.gpio = 21;
 763
 764                 /* EVM REV >= E can supply 500mA with EXTVBUS programming */
 765                 musb_board_data.power = 500;
 766                 musb_board_data.extvbus = 1;
 767         } else {
 768                 /* setup EHCI phy reset on MDC */
 769                 omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
 770                 hsusb2_reset_config.gpio = 135;
 771         }
 772
 773         platform_add_devices(omap3evm_devices, ARRAY_SIZE(omap3evm_devices));
 774         usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
 775         usb_musb_init(&musb_board_data);
 776
 777         /* PHY on HSUSB Port 2 i.e. index 1 */
 778         usb_bind_phy("ehci-omap.0", 1, "nop_usb_xceiv.2");
 779
 780         usbhs_init(&usbhs_bdata);
 781         board_nand_init(omap3evm_nand_partitions,
 782                         ARRAY_SIZE(omap3evm_nand_partitions), NAND_CS,
 783                         NAND_BUSWIDTH_16, NULL);
 784
 785         omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
 786         omap3evm_init_smsc911x();
 787         omap3_evm_display_init();
 788         omap3_evm_wl12xx_init();
 789         omap_twl4030_audio_init("omap3evm");
 790 }
 791
 792 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
 793         /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
 794         .atag_offset    = 0x100,
 795         .reserve        = omap_reserve,
 796         .map_io         = omap3_map_io,
 797         .init_early     = omap35xx_init_early,
 798         .init_irq       = omap3_init_irq,
 799         .handle_irq     = omap3_intc_handle_irq,
 800         .init_machine   = omap3_evm_init,
 801         .init_late      = omap35xx_init_late,
 802         .timer          = &omap3_timer,
 803         .restart        = omap3xxx_restart,
 804 MACHINE_END