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