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/nop-usb-xceiv.h>
  36 #include <linux/smsc911x.h>
  37
  38 #include <linux/wl12xx.h>
  39 #include <linux/regulator/fixed.h>
  40 #include <linux/regulator/machine.h>
  41 #include <linux/mmc/host.h>
  42 #include <linux/export.h>
  43
  44 #include <asm/mach-types.h>
  45 #include <asm/mach/arch.h>
  46 #include <asm/mach/map.h>
  47
  48 #include <plat/usb.h>
  49 #include <linux/platform_data/mtd-nand-omap2.h>
  50 #include "common.h"
  51 #include <linux/platform_data/spi-omap2-mcspi.h>
  52 #include <video/omapdss.h>
  53 #include <video/omap-panel-tfp410.h>
  54
  55 #include "mux.h"
  56 #include "sdram-micron-mt46h32m32lf-6.h"
  57 #include "hsmmc.h"
  58 #include "common-board-devices.h"
  59
  60 #define OMAP3_EVM_TS_GPIO       175
  61 #define OMAP3_EVM_EHCI_VBUS     22
  62 #define OMAP3_EVM_EHCI_SELECT   61
  63
  64 #define OMAP3EVM_ETHR_START     0x2c000000
  65 #define OMAP3EVM_ETHR_SIZE      1024
  66 #define OMAP3EVM_ETHR_ID_REV    0x50
  67 #define OMAP3EVM_ETHR_GPIO_IRQ  176
  68 #define OMAP3EVM_SMSC911X_CS    5
  69 /*
  70  * Eth Reset signal
  71  *      64 = Generation 1 (<=RevD)
  72  *      7 = Generation 2 (>=RevE)
  73  */
  74 #define OMAP3EVM_GEN1_ETHR_GPIO_RST     64
  75 #define OMAP3EVM_GEN2_ETHR_GPIO_RST     7
  76
  77 /*
  78  * OMAP35x EVM revision
  79  * Run time detection of EVM revision is done by reading Ethernet
  80  * PHY ID -
  81  *      GEN_1   = 0x01150000
  82  *      GEN_2   = 0x92200000
  83  */
  84 enum {
  85         OMAP3EVM_BOARD_GEN_1 = 0,       /* EVM Rev between  A - D */
  86         OMAP3EVM_BOARD_GEN_2,           /* EVM Rev >= Rev E */
  87 };
  88
  89 static u8 omap3_evm_version;
  90
  91 static u8 get_omap3_evm_rev(void)
  92 {
  93         return omap3_evm_version;
  94 }
  95
  96 static void __init omap3_evm_get_revision(void)
  97 {
  98         void __iomem *ioaddr;
  99         unsigned int smsc_id;
 100
 101         /* Ethernet PHY ID is stored at ID_REV register */
 102         ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K);
 103         if (!ioaddr)
 104                 return;
 105         smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000;
 106         iounmap(ioaddr);
 107
 108         switch (smsc_id) {
 109         /*SMSC9115 chipset*/
 110         case 0x01150000:
 111                 omap3_evm_version = OMAP3EVM_BOARD_GEN_1;
 112                 break;
 113         /*SMSC 9220 chipset*/
 114         case 0x92200000:
 115         default:
 116                 omap3_evm_version = OMAP3EVM_BOARD_GEN_2;
 117         }
 118 }
 119
 120 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 121 #include "gpmc-smsc911x.h"
 122
 123 static struct omap_smsc911x_platform_data smsc911x_cfg = {
 124         .cs             = OMAP3EVM_SMSC911X_CS,
 125         .gpio_irq       = OMAP3EVM_ETHR_GPIO_IRQ,
 126         .gpio_reset     = -EINVAL,
 127         .flags          = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
 128 };
 129
 130 static inline void __init omap3evm_init_smsc911x(void)
 131 {
 132         /* Configure ethernet controller reset gpio */
 133         if (cpu_is_omap3430()) {
 134                 if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1)
 135                         smsc911x_cfg.gpio_reset = OMAP3EVM_GEN1_ETHR_GPIO_RST;
 136                 else
 137                         smsc911x_cfg.gpio_reset = OMAP3EVM_GEN2_ETHR_GPIO_RST;
 138         }
 139
 140         gpmc_smsc911x_init(&smsc911x_cfg);
 141 }
 142
 143 #else
 144 static inline void __init omap3evm_init_smsc911x(void) { return; }
 145 #endif
 146
 147 /*
 148  * OMAP3EVM LCD Panel control signals
 149  */
 150 #define OMAP3EVM_LCD_PANEL_LR           2
 151 #define OMAP3EVM_LCD_PANEL_UD           3
 152 #define OMAP3EVM_LCD_PANEL_INI          152
 153 #define OMAP3EVM_LCD_PANEL_ENVDD        153
 154 #define OMAP3EVM_LCD_PANEL_QVGA         154
 155 #define OMAP3EVM_LCD_PANEL_RESB         155
 156 #define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210
 157 #define OMAP3EVM_DVI_PANEL_EN_GPIO      199
 158
 159 static struct gpio omap3_evm_dss_gpios[] __initdata = {
 160         { OMAP3EVM_LCD_PANEL_RESB,  GPIOF_OUT_INIT_HIGH, "lcd_panel_resb"  },
 161         { OMAP3EVM_LCD_PANEL_INI,   GPIOF_OUT_INIT_HIGH, "lcd_panel_ini"   },
 162         { OMAP3EVM_LCD_PANEL_QVGA,  GPIOF_OUT_INIT_LOW,  "lcd_panel_qvga"  },
 163         { OMAP3EVM_LCD_PANEL_LR,    GPIOF_OUT_INIT_HIGH, "lcd_panel_lr"    },
 164         { OMAP3EVM_LCD_PANEL_UD,    GPIOF_OUT_INIT_HIGH, "lcd_panel_ud"    },
 165         { OMAP3EVM_LCD_PANEL_ENVDD, GPIOF_OUT_INIT_LOW,  "lcd_panel_envdd" },
 166 };
 167
 168 static int lcd_enabled;
 169 static int dvi_enabled;
 170
 171 static void __init omap3_evm_display_init(void)
 172 {
 173         int r;
 174
 175         r = gpio_request_array(omap3_evm_dss_gpios,
 176                                ARRAY_SIZE(omap3_evm_dss_gpios));
 177         if (r)
 178                 printk(KERN_ERR "failed to get lcd_panel_* gpios\n");
 179 }
 180
 181 static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
 182 {
 183         if (dvi_enabled) {
 184                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 185                 return -EINVAL;
 186         }
 187         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
 188
 189         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 190                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 191         else
 192                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 193
 194         lcd_enabled = 1;
 195         return 0;
 196 }
 197
 198 static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
 199 {
 200         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
 201
 202         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 203                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 204         else
 205                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 206
 207         lcd_enabled = 0;
 208 }
 209
 210 static struct omap_dss_device omap3_evm_lcd_device = {
 211         .name                   = "lcd",
 212         .driver_name            = "sharp_ls_panel",
 213         .type                   = OMAP_DISPLAY_TYPE_DPI,
 214         .phy.dpi.data_lines     = 18,
 215         .platform_enable        = omap3_evm_enable_lcd,
 216         .platform_disable       = omap3_evm_disable_lcd,
 217 };
 218
 219 static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
 220 {
 221         return 0;
 222 }
 223
 224 static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
 225 {
 226 }
 227
 228 static struct omap_dss_device omap3_evm_tv_device = {
 229         .name                   = "tv",
 230         .driver_name            = "venc",
 231         .type                   = OMAP_DISPLAY_TYPE_VENC,
 232         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 233         .platform_enable        = omap3_evm_enable_tv,
 234         .platform_disable       = omap3_evm_disable_tv,
 235 };
 236
 237 static struct tfp410_platform_data dvi_panel = {
 238         .power_down_gpio        = OMAP3EVM_DVI_PANEL_EN_GPIO,
 239 };
 240
 241 static struct omap_dss_device omap3_evm_dvi_device = {
 242         .name                   = "dvi",
 243         .type                   = OMAP_DISPLAY_TYPE_DPI,
 244         .driver_name            = "tfp410",
 245         .data                   = &dvi_panel,
 246         .phy.dpi.data_lines     = 24,
 247 };
 248
 249 static struct omap_dss_device *omap3_evm_dss_devices[] = {
 250         &omap3_evm_lcd_device,
 251         &omap3_evm_tv_device,
 252         &omap3_evm_dvi_device,
 253 };
 254
 255 static struct omap_dss_board_info omap3_evm_dss_data = {
 256         .num_devices    = ARRAY_SIZE(omap3_evm_dss_devices),
 257         .devices        = omap3_evm_dss_devices,
 258         .default_device = &omap3_evm_lcd_device,
 259 };
 260
 261 static struct regulator_consumer_supply omap3evm_vmmc1_supply[] = {
 262         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
 263 };
 264
 265 static struct regulator_consumer_supply omap3evm_vsim_supply[] = {
 266         REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
 267 };
 268
 269 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 270 static struct regulator_init_data omap3evm_vmmc1 = {
 271         .constraints = {
 272                 .min_uV                 = 1850000,
 273                 .max_uV                 = 3150000,
 274                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 275                                         | REGULATOR_MODE_STANDBY,
 276                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 277                                         | REGULATOR_CHANGE_MODE
 278                                         | REGULATOR_CHANGE_STATUS,
 279         },
 280         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vmmc1_supply),
 281         .consumer_supplies      = omap3evm_vmmc1_supply,
 282 };
 283
 284 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 285 static struct regulator_init_data omap3evm_vsim = {
 286         .constraints = {
 287                 .min_uV                 = 1800000,
 288                 .max_uV                 = 3000000,
 289                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 290                                         | REGULATOR_MODE_STANDBY,
 291                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 292                                         | REGULATOR_CHANGE_MODE
 293                                         | REGULATOR_CHANGE_STATUS,
 294         },
 295         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vsim_supply),
 296         .consumer_supplies      = omap3evm_vsim_supply,
 297 };
 298
 299 static struct omap2_hsmmc_info mmc[] = {
 300         {
 301                 .mmc            = 1,
 302                 .caps           = MMC_CAP_4_BIT_DATA,
 303                 .gpio_cd        = -EINVAL,
 304                 .gpio_wp        = 63,
 305                 .deferred       = true,
 306         },
 307 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 308         {
 309                 .name           = "wl1271",
 310                 .mmc            = 2,
 311                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
 312                 .gpio_wp        = -EINVAL,
 313                 .gpio_cd        = -EINVAL,
 314                 .nonremovable   = true,
 315         },
 316 #endif
 317         {}      /* Terminator */
 318 };
 319
 320 static struct gpio_led gpio_leds[] = {
 321         {
 322                 .name                   = "omap3evm::ledb",
 323                 /* normally not visible (board underside) */
 324                 .default_trigger        = "default-on",
 325                 .gpio                   = -EINVAL,      /* gets replaced */
 326                 .active_low             = true,
 327         },
 328 };
 329
 330 static struct gpio_led_platform_data gpio_led_info = {
 331         .leds           = gpio_leds,
 332         .num_leds       = ARRAY_SIZE(gpio_leds),
 333 };
 334
 335 static struct platform_device leds_gpio = {
 336         .name   = "leds-gpio",
 337         .id     = -1,
 338         .dev    = {
 339                 .platform_data  = &gpio_led_info,
 340         },
 341 };
 342
 343
 344 static int omap3evm_twl_gpio_setup(struct device *dev,
 345                 unsigned gpio, unsigned ngpio)
 346 {
 347         int r, lcd_bl_en;
 348
 349         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 350         mmc[0].gpio_cd = gpio + 0;
 351         omap_hsmmc_late_init(mmc);
 352
 353         /*
 354          * Most GPIOs are for USB OTG.  Some are mostly sent to
 355          * the P2 connector; notably LEDA for the LCD backlight.
 356          */
 357
 358         /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
 359         lcd_bl_en = get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2 ?
 360                 GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW;
 361         r = gpio_request_one(gpio + TWL4030_GPIO_MAX, lcd_bl_en, "EN_LCD_BKL");
 362         if (r)
 363                 printk(KERN_ERR "failed to get/set lcd_bkl gpio\n");
 364
 365         /* gpio + 7 == DVI Enable */
 366         gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 367
 368         /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
 369         gpio_leds[0].gpio = gpio + TWL4030_GPIO_MAX + 1;
 370
 371         platform_device_register(&leds_gpio);
 372
 373         /* Enable VBUS switch by setting TWL4030.GPIO2DIR as output
 374          * for starting USB tranceiver
 375          */
 376 #ifdef CONFIG_TWL4030_CORE
 377         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
 378                 u8 val;
 379
 380                 twl_i2c_read_u8(TWL4030_MODULE_GPIO, &val, REG_GPIODATADIR1);
 381                 val |= 0x04; /* TWL4030.GPIO2DIR BIT at GPIODATADIR1(0x9B) */
 382                 twl_i2c_write_u8(TWL4030_MODULE_GPIO, val, REG_GPIODATADIR1);
 383         }
 384 #endif
 385
 386         return 0;
 387 }
 388
 389 static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
 390         .use_leds       = true,
 391         .setup          = omap3evm_twl_gpio_setup,
 392 };
 393
 394 static uint32_t board_keymap[] = {
 395         KEY(0, 0, KEY_LEFT),
 396         KEY(0, 1, KEY_DOWN),
 397         KEY(0, 2, KEY_ENTER),
 398         KEY(0, 3, KEY_M),
 399
 400         KEY(1, 0, KEY_RIGHT),
 401         KEY(1, 1, KEY_UP),
 402         KEY(1, 2, KEY_I),
 403         KEY(1, 3, KEY_N),
 404
 405         KEY(2, 0, KEY_A),
 406         KEY(2, 1, KEY_E),
 407         KEY(2, 2, KEY_J),
 408         KEY(2, 3, KEY_O),
 409
 410         KEY(3, 0, KEY_B),
 411         KEY(3, 1, KEY_F),
 412         KEY(3, 2, KEY_K),
 413         KEY(3, 3, KEY_P)
 414 };
 415
 416 static struct matrix_keymap_data board_map_data = {
 417         .keymap                 = board_keymap,
 418         .keymap_size            = ARRAY_SIZE(board_keymap),
 419 };
 420
 421 static struct twl4030_keypad_data omap3evm_kp_data = {
 422         .keymap_data    = &board_map_data,
 423         .rows           = 4,
 424         .cols           = 4,
 425         .rep            = 1,
 426 };
 427
 428 /* ads7846 on SPI */
 429 static struct regulator_consumer_supply omap3evm_vio_supply[] = {
 430         REGULATOR_SUPPLY("vcc", "spi1.0"),
 431 };
 432
 433 /* VIO for ads7846 */
 434 static struct regulator_init_data omap3evm_vio = {
 435         .constraints = {
 436                 .min_uV                 = 1800000,
 437                 .max_uV                 = 1800000,
 438                 .apply_uV               = true,
 439                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 440                                         | REGULATOR_MODE_STANDBY,
 441                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 442                                         | REGULATOR_CHANGE_STATUS,
 443         },
 444         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vio_supply),
 445         .consumer_supplies      = omap3evm_vio_supply,
 446 };
 447
 448 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 449
 450 #define OMAP3EVM_WLAN_PMENA_GPIO        (150)
 451 #define OMAP3EVM_WLAN_IRQ_GPIO          (149)
 452
 453 static struct regulator_consumer_supply omap3evm_vmmc2_supply[] = {
 454         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
 455 };
 456
 457 /* VMMC2 for driving the WL12xx module */
 458 static struct regulator_init_data omap3evm_vmmc2 = {
 459         .constraints = {
 460                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 461         },
 462         .num_consumer_supplies  = ARRAY_SIZE(omap3evm_vmmc2_supply),
 463         .consumer_supplies      = omap3evm_vmmc2_supply,
 464 };
 465
 466 static struct fixed_voltage_config omap3evm_vwlan = {
 467         .supply_name            = "vwl1271",
 468         .microvolts             = 1800000, /* 1.80V */
 469         .gpio                   = OMAP3EVM_WLAN_PMENA_GPIO,
 470         .startup_delay          = 70000, /* 70ms */
 471         .enable_high            = 1,
 472         .enabled_at_boot        = 0,
 473         .init_data              = &omap3evm_vmmc2,
 474 };
 475
 476 static struct platform_device omap3evm_wlan_regulator = {
 477         .name           = "reg-fixed-voltage",
 478         .id             = 1,
 479         .dev = {
 480                 .platform_data  = &omap3evm_vwlan,
 481         },
 482 };
 483
 484 struct wl12xx_platform_data omap3evm_wlan_data __initdata = {
 485         .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */
 486 };
 487 #endif
 488
 489 /* VAUX2 for USB */
 490 static struct regulator_consumer_supply omap3evm_vaux2_supplies[] = {
 491         REGULATOR_SUPPLY("VDD_CSIPHY1", "omap3isp"),    /* OMAP ISP */
 492         REGULATOR_SUPPLY("VDD_CSIPHY2", "omap3isp"),    /* OMAP ISP */
 493         REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
 494         REGULATOR_SUPPLY("vaux2", NULL),
 495 };
 496
 497 static struct regulator_init_data omap3evm_vaux2 = {
 498         .constraints = {
 499                 .min_uV         = 2800000,
 500                 .max_uV         = 2800000,
 501                 .apply_uV       = true,
 502                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 503                                         | REGULATOR_MODE_STANDBY,
 504                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 505                                         | REGULATOR_CHANGE_STATUS,
 506         },
 507         .num_consumer_supplies          = ARRAY_SIZE(omap3evm_vaux2_supplies),
 508         .consumer_supplies              = omap3evm_vaux2_supplies,
 509 };
 510
 511 static struct twl4030_platform_data omap3evm_twldata = {
 512         /* platform_data for children goes here */
 513         .keypad         = &omap3evm_kp_data,
 514         .gpio           = &omap3evm_gpio_data,
 515         .vio            = &omap3evm_vio,
 516         .vmmc1          = &omap3evm_vmmc1,
 517         .vsim           = &omap3evm_vsim,
 518 };
 519
 520 static int __init omap3_evm_i2c_init(void)
 521 {
 522         omap3_pmic_get_config(&omap3evm_twldata,
 523                         TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
 524                         TWL_COMMON_PDATA_AUDIO,
 525                         TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
 526
 527         omap3evm_twldata.vdac->constraints.apply_uV = true;
 528         omap3evm_twldata.vpll2->constraints.apply_uV = true;
 529
 530         omap3_pmic_init("twl4030", &omap3evm_twldata);
 531         omap_register_i2c_bus(2, 400, NULL, 0);
 532         omap_register_i2c_bus(3, 400, NULL, 0);
 533         return 0;
 534 }
 535
 536 static struct usbhs_omap_board_data usbhs_bdata __initdata = {
 537
 538         .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
 539         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 540         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 541
 542         .phy_reset  = true,
 543         /* PHY reset GPIO will be runtime programmed based on EVM version */
 544         .reset_gpio_port[0]  = -EINVAL,
 545         .reset_gpio_port[1]  = -EINVAL,
 546         .reset_gpio_port[2]  = -EINVAL
 547 };
 548
 549 #ifdef CONFIG_OMAP_MUX
 550 static struct omap_board_mux omap35x_board_mux[] __initdata = {
 551         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 552                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 553                                 OMAP_PIN_OFF_WAKEUPENABLE),
 554         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 555                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 556                                 OMAP_PIN_OFF_WAKEUPENABLE),
 557         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 558                                 OMAP_PIN_OFF_NONE),
 559         OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 560                                 OMAP_PIN_OFF_NONE),
 561 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 562         /* WLAN IRQ - GPIO 149 */
 563         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 564
 565         /* WLAN POWER ENABLE - GPIO 150 */
 566         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 567
 568         /* MMC2 SDIO pin muxes for WL12xx */
 569         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 570         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 571         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 572         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 573         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 574         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 575 #endif
 576         { .reg_offset = OMAP_MUX_TERMINATOR },
 577 };
 578
 579 static struct omap_board_mux omap36x_board_mux[] __initdata = {
 580         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 581                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 582                                 OMAP_PIN_OFF_WAKEUPENABLE),
 583         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 584                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 585                                 OMAP_PIN_OFF_WAKEUPENABLE),
 586         /* AM/DM37x EVM: DSS data bus muxed with sys_boot */
 587         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 588         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 589         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 590         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 591         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 592         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 593         OMAP3_MUX(SYS_BOOT0, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 594         OMAP3_MUX(SYS_BOOT1, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 595         OMAP3_MUX(SYS_BOOT3, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 596         OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 597         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 598         OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 599 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 600         /* WLAN IRQ - GPIO 149 */
 601         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 602
 603         /* WLAN POWER ENABLE - GPIO 150 */
 604         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 605
 606         /* MMC2 SDIO pin muxes for WL12xx */
 607         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 608         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 609         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 610         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 611         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 612         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 613 #endif
 614
 615         { .reg_offset = OMAP_MUX_TERMINATOR },
 616 };
 617 #else
 618 #define omap35x_board_mux       NULL
 619 #define omap36x_board_mux       NULL
 620 #endif
 621
 622 static struct omap_musb_board_data musb_board_data = {
 623         .interface_type         = MUSB_INTERFACE_ULPI,
 624         .mode                   = MUSB_OTG,
 625         .power                  = 100,
 626 };
 627
 628 static struct gpio omap3_evm_ehci_gpios[] __initdata = {
 629         { OMAP3_EVM_EHCI_VBUS,   GPIOF_OUT_INIT_HIGH,  "enable EHCI VBUS" },
 630         { OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW,   "select EHCI port" },
 631 };
 632
 633 static void __init omap3_evm_wl12xx_init(void)
 634 {
 635 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 636         int ret;
 637
 638         /* WL12xx WLAN Init */
 639         omap3evm_wlan_data.irq = gpio_to_irq(OMAP3EVM_WLAN_IRQ_GPIO);
 640         ret = wl12xx_set_platform_data(&omap3evm_wlan_data);
 641         if (ret)
 642                 pr_err("error setting wl12xx data: %d\n", ret);
 643         ret = platform_device_register(&omap3evm_wlan_regulator);
 644         if (ret)
 645                 pr_err("error registering wl12xx device: %d\n", ret);
 646 #endif
 647 }
 648
 649 static struct regulator_consumer_supply dummy_supplies[] = {
 650         REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
 651         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
 652 };
 653
 654 static struct mtd_partition omap3evm_nand_partitions[] = {
 655         /* All the partition sizes are listed in terms of NAND block size */
 656         {
 657                 .name           = "X-Loader",
 658                 .offset         = 0,
 659                 .size           = 4*(SZ_128K),
 660                 .mask_flags     = MTD_WRITEABLE
 661         },
 662         {
 663                 .name           = "U-Boot",
 664                 .offset         = MTDPART_OFS_APPEND,
 665                 .size           = 14*(SZ_128K),
 666                 .mask_flags     = MTD_WRITEABLE
 667         },
 668         {
 669                 .name           = "U-Boot Env",
 670                 .offset         = MTDPART_OFS_APPEND,
 671                 .size           = 2*(SZ_128K)
 672         },
 673         {
 674                 .name           = "Kernel",
 675                 .offset         = MTDPART_OFS_APPEND,
 676                 .size           = 40*(SZ_128K)
 677         },
 678         {
 679                 .name           = "File system",
 680                 .size           = MTDPART_SIZ_FULL,
 681                 .offset         = MTDPART_OFS_APPEND,
 682         },
 683 };
 684
 685 static void __init omap3_evm_init(void)
 686 {
 687         struct omap_board_mux *obm;
 688
 689         omap3_evm_get_revision();
 690         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 691
 692         obm = (cpu_is_omap3630()) ? omap36x_board_mux : omap35x_board_mux;
 693         omap3_mux_init(obm, OMAP_PACKAGE_CBB);
 694
 695         omap_mux_init_gpio(63, OMAP_PIN_INPUT);
 696         omap_hsmmc_init(mmc);
 697
 698         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 699                 omap3evm_twldata.vaux2 = &omap3evm_vaux2;
 700
 701         omap3_evm_i2c_init();
 702
 703         omap_display_init(&omap3_evm_dss_data);
 704
 705         omap_serial_init();
 706         omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL);
 707
 708         /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
 709         usb_nop_xceiv_register();
 710
 711         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
 712                 /* enable EHCI VBUS using GPIO22 */
 713                 omap_mux_init_gpio(OMAP3_EVM_EHCI_VBUS, OMAP_PIN_INPUT_PULLUP);
 714                 /* Select EHCI port on main board */
 715                 omap_mux_init_gpio(OMAP3_EVM_EHCI_SELECT,
 716                                    OMAP_PIN_INPUT_PULLUP);
 717                 gpio_request_array(omap3_evm_ehci_gpios,
 718                                    ARRAY_SIZE(omap3_evm_ehci_gpios));
 719
 720                 /* setup EHCI phy reset config */
 721                 omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
 722                 usbhs_bdata.reset_gpio_port[1] = 21;
 723
 724                 /* EVM REV >= E can supply 500mA with EXTVBUS programming */
 725                 musb_board_data.power = 500;
 726                 musb_board_data.extvbus = 1;
 727         } else {
 728                 /* setup EHCI phy reset on MDC */
 729                 omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
 730                 usbhs_bdata.reset_gpio_port[1] = 135;
 731         }
 732         usb_musb_init(&musb_board_data);
 733         usbhs_init(&usbhs_bdata);
 734         omap_nand_flash_init(NAND_BUSWIDTH_16, omap3evm_nand_partitions,
 735                              ARRAY_SIZE(omap3evm_nand_partitions));
 736
 737         omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
 738         omap3evm_init_smsc911x();
 739         omap3_evm_display_init();
 740         omap3_evm_wl12xx_init();
 741         omap_twl4030_audio_init("omap3evm");
 742 }
 743
 744 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
 745         /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
 746         .atag_offset    = 0x100,
 747         .reserve        = omap_reserve,
 748         .map_io         = omap3_map_io,
 749         .init_early     = omap35xx_init_early,
 750         .init_irq       = omap3_init_irq,
 751         .handle_irq     = omap3_intc_handle_irq,
 752         .init_machine   = omap3_evm_init,
 753         .init_late      = omap35xx_init_late,
 754         .timer          = &omap3_timer,
 755         .restart        = omap_prcm_restart,
 756 MACHINE_END