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/spi/spi.h>
  28 #include <linux/spi/ads7846.h>
  29 #include <linux/i2c/twl.h>
  30 #include <linux/usb/otg.h>
  31 #include <linux/smsc911x.h>
  32
  33 #include <linux/wl12xx.h>
  34 #include <linux/regulator/fixed.h>
  35 #include <linux/regulator/machine.h>
  36 #include <linux/mmc/host.h>
  37
  38 #include <mach/hardware.h>
  39 #include <asm/mach-types.h>
  40 #include <asm/mach/arch.h>
  41 #include <asm/mach/map.h>
  42
  43 #include <plat/board.h>
  44 #include <plat/usb.h>
  45 #include <plat/common.h>
  46 #include <plat/mcspi.h>
  47 #include <plat/display.h>
  48 #include <plat/panel-generic-dpi.h>
  49
  50 #include "mux.h"
  51 #include "sdram-micron-mt46h32m32lf-6.h"
  52 #include "hsmmc.h"
  53 #include "common-board-devices.h"
  54
  55 #define OMAP3_EVM_TS_GPIO       175
  56 #define OMAP3_EVM_EHCI_VBUS     22
  57 #define OMAP3_EVM_EHCI_SELECT   61
  58
  59 #define OMAP3EVM_ETHR_START     0x2c000000
  60 #define OMAP3EVM_ETHR_SIZE      1024
  61 #define OMAP3EVM_ETHR_ID_REV    0x50
  62 #define OMAP3EVM_ETHR_GPIO_IRQ  176
  63 #define OMAP3EVM_SMSC911X_CS    5
  64 /*
  65  * Eth Reset signal
  66  *      64 = Generation 1 (<=RevD)
  67  *      7 = Generation 2 (>=RevE)
  68  */
  69 #define OMAP3EVM_GEN1_ETHR_GPIO_RST     64
  70 #define OMAP3EVM_GEN2_ETHR_GPIO_RST     7
  71
  72 static u8 omap3_evm_version;
  73
  74 u8 get_omap3_evm_rev(void)
  75 {
  76         return omap3_evm_version;
  77 }
  78 EXPORT_SYMBOL(get_omap3_evm_rev);
  79
  80 static void __init omap3_evm_get_revision(void)
  81 {
  82         void __iomem *ioaddr;
  83         unsigned int smsc_id;
  84
  85         /* Ethernet PHY ID is stored at ID_REV register */
  86         ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K);
  87         if (!ioaddr)
  88                 return;
  89         smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000;
  90         iounmap(ioaddr);
  91
  92         switch (smsc_id) {
  93         /*SMSC9115 chipset*/
  94         case 0x01150000:
  95                 omap3_evm_version = OMAP3EVM_BOARD_GEN_1;
  96                 break;
  97         /*SMSC 9220 chipset*/
  98         case 0x92200000:
  99         default:
 100                 omap3_evm_version = OMAP3EVM_BOARD_GEN_2;
 101         }
 102 }
 103
 104 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 105 #include <plat/gpmc-smsc911x.h>
 106
 107 static struct omap_smsc911x_platform_data smsc911x_cfg = {
 108         .cs             = OMAP3EVM_SMSC911X_CS,
 109         .gpio_irq       = OMAP3EVM_ETHR_GPIO_IRQ,
 110         .gpio_reset     = -EINVAL,
 111         .flags          = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
 112 };
 113
 114 static inline void __init omap3evm_init_smsc911x(void)
 115 {
 116         struct clk *l3ck;
 117         unsigned int rate;
 118
 119         l3ck = clk_get(NULL, "l3_ck");
 120         if (IS_ERR(l3ck))
 121                 rate = 100000000;
 122         else
 123                 rate = clk_get_rate(l3ck);
 124
 125         /* Configure ethernet controller reset gpio */
 126         if (cpu_is_omap3430()) {
 127                 if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1)
 128                         smsc911x_cfg.gpio_reset = OMAP3EVM_GEN1_ETHR_GPIO_RST;
 129                 else
 130                         smsc911x_cfg.gpio_reset = OMAP3EVM_GEN2_ETHR_GPIO_RST;
 131         }
 132
 133         gpmc_smsc911x_init(&smsc911x_cfg);
 134 }
 135
 136 #else
 137 static inline void __init omap3evm_init_smsc911x(void) { return; }
 138 #endif
 139
 140 /*
 141  * OMAP3EVM LCD Panel control signals
 142  */
 143 #define OMAP3EVM_LCD_PANEL_LR           2
 144 #define OMAP3EVM_LCD_PANEL_UD           3
 145 #define OMAP3EVM_LCD_PANEL_INI          152
 146 #define OMAP3EVM_LCD_PANEL_ENVDD        153
 147 #define OMAP3EVM_LCD_PANEL_QVGA         154
 148 #define OMAP3EVM_LCD_PANEL_RESB         155
 149 #define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210
 150 #define OMAP3EVM_DVI_PANEL_EN_GPIO      199
 151
 152 static int lcd_enabled;
 153 static int dvi_enabled;
 154
 155 static void __init omap3_evm_display_init(void)
 156 {
 157         int r;
 158
 159         r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb");
 160         if (r) {
 161                 printk(KERN_ERR "failed to get lcd_panel_resb\n");
 162                 return;
 163         }
 164         gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1);
 165
 166         r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini");
 167         if (r) {
 168                 printk(KERN_ERR "failed to get lcd_panel_ini\n");
 169                 goto err_1;
 170         }
 171         gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1);
 172
 173         r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga");
 174         if (r) {
 175                 printk(KERN_ERR "failed to get lcd_panel_qvga\n");
 176                 goto err_2;
 177         }
 178         gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0);
 179
 180         r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr");
 181         if (r) {
 182                 printk(KERN_ERR "failed to get lcd_panel_lr\n");
 183                 goto err_3;
 184         }
 185         gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1);
 186
 187         r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud");
 188         if (r) {
 189                 printk(KERN_ERR "failed to get lcd_panel_ud\n");
 190                 goto err_4;
 191         }
 192         gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1);
 193
 194         r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd");
 195         if (r) {
 196                 printk(KERN_ERR "failed to get lcd_panel_envdd\n");
 197                 goto err_5;
 198         }
 199         gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0);
 200
 201         return;
 202
 203 err_5:
 204         gpio_free(OMAP3EVM_LCD_PANEL_UD);
 205 err_4:
 206         gpio_free(OMAP3EVM_LCD_PANEL_LR);
 207 err_3:
 208         gpio_free(OMAP3EVM_LCD_PANEL_QVGA);
 209 err_2:
 210         gpio_free(OMAP3EVM_LCD_PANEL_INI);
 211 err_1:
 212         gpio_free(OMAP3EVM_LCD_PANEL_RESB);
 213
 214 }
 215
 216 static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
 217 {
 218         if (dvi_enabled) {
 219                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 220                 return -EINVAL;
 221         }
 222         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
 223
 224         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 225                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 226         else
 227                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 228
 229         lcd_enabled = 1;
 230         return 0;
 231 }
 232
 233 static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
 234 {
 235         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
 236
 237         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 238                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 239         else
 240                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 241
 242         lcd_enabled = 0;
 243 }
 244
 245 static struct omap_dss_device omap3_evm_lcd_device = {
 246         .name                   = "lcd",
 247         .driver_name            = "sharp_ls_panel",
 248         .type                   = OMAP_DISPLAY_TYPE_DPI,
 249         .phy.dpi.data_lines     = 18,
 250         .platform_enable        = omap3_evm_enable_lcd,
 251         .platform_disable       = omap3_evm_disable_lcd,
 252 };
 253
 254 static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
 255 {
 256         return 0;
 257 }
 258
 259 static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
 260 {
 261 }
 262
 263 static struct omap_dss_device omap3_evm_tv_device = {
 264         .name                   = "tv",
 265         .driver_name            = "venc",
 266         .type                   = OMAP_DISPLAY_TYPE_VENC,
 267         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 268         .platform_enable        = omap3_evm_enable_tv,
 269         .platform_disable       = omap3_evm_disable_tv,
 270 };
 271
 272 static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
 273 {
 274         if (lcd_enabled) {
 275                 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
 276                 return -EINVAL;
 277         }
 278
 279         gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
 280
 281         dvi_enabled = 1;
 282         return 0;
 283 }
 284
 285 static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
 286 {
 287         gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
 288
 289         dvi_enabled = 0;
 290 }
 291
 292 static struct panel_generic_dpi_data dvi_panel = {
 293         .name                   = "generic",
 294         .platform_enable        = omap3_evm_enable_dvi,
 295         .platform_disable       = omap3_evm_disable_dvi,
 296 };
 297
 298 static struct omap_dss_device omap3_evm_dvi_device = {
 299         .name                   = "dvi",
 300         .type                   = OMAP_DISPLAY_TYPE_DPI,
 301         .driver_name            = "generic_dpi_panel",
 302         .data                   = &dvi_panel,
 303         .phy.dpi.data_lines     = 24,
 304 };
 305
 306 static struct omap_dss_device *omap3_evm_dss_devices[] = {
 307         &omap3_evm_lcd_device,
 308         &omap3_evm_tv_device,
 309         &omap3_evm_dvi_device,
 310 };
 311
 312 static struct omap_dss_board_info omap3_evm_dss_data = {
 313         .num_devices    = ARRAY_SIZE(omap3_evm_dss_devices),
 314         .devices        = omap3_evm_dss_devices,
 315         .default_device = &omap3_evm_lcd_device,
 316 };
 317
 318 static struct regulator_consumer_supply omap3evm_vmmc1_supply = {
 319         .supply                 = "vmmc",
 320 };
 321
 322 static struct regulator_consumer_supply omap3evm_vsim_supply = {
 323         .supply                 = "vmmc_aux",
 324 };
 325
 326 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 327 static struct regulator_init_data omap3evm_vmmc1 = {
 328         .constraints = {
 329                 .min_uV                 = 1850000,
 330                 .max_uV                 = 3150000,
 331                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 332                                         | REGULATOR_MODE_STANDBY,
 333                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 334                                         | REGULATOR_CHANGE_MODE
 335                                         | REGULATOR_CHANGE_STATUS,
 336         },
 337         .num_consumer_supplies  = 1,
 338         .consumer_supplies      = &omap3evm_vmmc1_supply,
 339 };
 340
 341 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 342 static struct regulator_init_data omap3evm_vsim = {
 343         .constraints = {
 344                 .min_uV                 = 1800000,
 345                 .max_uV                 = 3000000,
 346                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 347                                         | REGULATOR_MODE_STANDBY,
 348                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 349                                         | REGULATOR_CHANGE_MODE
 350                                         | REGULATOR_CHANGE_STATUS,
 351         },
 352         .num_consumer_supplies  = 1,
 353         .consumer_supplies      = &omap3evm_vsim_supply,
 354 };
 355
 356 static struct omap2_hsmmc_info mmc[] = {
 357         {
 358                 .mmc            = 1,
 359                 .caps           = MMC_CAP_4_BIT_DATA,
 360                 .gpio_cd        = -EINVAL,
 361                 .gpio_wp        = 63,
 362         },
 363 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 364         {
 365                 .name           = "wl1271",
 366                 .mmc            = 2,
 367                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
 368                 .gpio_wp        = -EINVAL,
 369                 .gpio_cd        = -EINVAL,
 370                 .nonremovable   = true,
 371         },
 372 #endif
 373         {}      /* Terminator */
 374 };
 375
 376 static struct gpio_led gpio_leds[] = {
 377         {
 378                 .name                   = "omap3evm::ledb",
 379                 /* normally not visible (board underside) */
 380                 .default_trigger        = "default-on",
 381                 .gpio                   = -EINVAL,      /* gets replaced */
 382                 .active_low             = true,
 383         },
 384 };
 385
 386 static struct gpio_led_platform_data gpio_led_info = {
 387         .leds           = gpio_leds,
 388         .num_leds       = ARRAY_SIZE(gpio_leds),
 389 };
 390
 391 static struct platform_device leds_gpio = {
 392         .name   = "leds-gpio",
 393         .id     = -1,
 394         .dev    = {
 395                 .platform_data  = &gpio_led_info,
 396         },
 397 };
 398
 399
 400 static int omap3evm_twl_gpio_setup(struct device *dev,
 401                 unsigned gpio, unsigned ngpio)
 402 {
 403         int r;
 404
 405         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 406         omap_mux_init_gpio(63, OMAP_PIN_INPUT);
 407         mmc[0].gpio_cd = gpio + 0;
 408         omap2_hsmmc_init(mmc);
 409
 410         /* link regulators to MMC adapters */
 411         omap3evm_vmmc1_supply.dev = mmc[0].dev;
 412         omap3evm_vsim_supply.dev = mmc[0].dev;
 413
 414         /*
 415          * Most GPIOs are for USB OTG.  Some are mostly sent to
 416          * the P2 connector; notably LEDA for the LCD backlight.
 417          */
 418
 419         /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
 420         r = gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
 421         if (!r)
 422                 r = gpio_direction_output(gpio + TWL4030_GPIO_MAX,
 423                         (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) ? 1 : 0);
 424         if (r)
 425                 printk(KERN_ERR "failed to get/set lcd_bkl gpio\n");
 426
 427         /* gpio + 7 == DVI Enable */
 428         gpio_request(gpio + 7, "EN_DVI");
 429         gpio_direction_output(gpio + 7, 0);
 430
 431         /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
 432         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 433
 434         platform_device_register(&leds_gpio);
 435
 436         return 0;
 437 }
 438
 439 static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
 440         .gpio_base      = OMAP_MAX_GPIO_LINES,
 441         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 442         .irq_end        = TWL4030_GPIO_IRQ_END,
 443         .use_leds       = true,
 444         .setup          = omap3evm_twl_gpio_setup,
 445 };
 446
 447 static struct twl4030_usb_data omap3evm_usb_data = {
 448         .usb_mode       = T2_USB_MODE_ULPI,
 449 };
 450
 451 static uint32_t board_keymap[] = {
 452         KEY(0, 0, KEY_LEFT),
 453         KEY(0, 1, KEY_DOWN),
 454         KEY(0, 2, KEY_ENTER),
 455         KEY(0, 3, KEY_M),
 456
 457         KEY(1, 0, KEY_RIGHT),
 458         KEY(1, 1, KEY_UP),
 459         KEY(1, 2, KEY_I),
 460         KEY(1, 3, KEY_N),
 461
 462         KEY(2, 0, KEY_A),
 463         KEY(2, 1, KEY_E),
 464         KEY(2, 2, KEY_J),
 465         KEY(2, 3, KEY_O),
 466
 467         KEY(3, 0, KEY_B),
 468         KEY(3, 1, KEY_F),
 469         KEY(3, 2, KEY_K),
 470         KEY(3, 3, KEY_P)
 471 };
 472
 473 static struct matrix_keymap_data board_map_data = {
 474         .keymap                 = board_keymap,
 475         .keymap_size            = ARRAY_SIZE(board_keymap),
 476 };
 477
 478 static struct twl4030_keypad_data omap3evm_kp_data = {
 479         .keymap_data    = &board_map_data,
 480         .rows           = 4,
 481         .cols           = 4,
 482         .rep            = 1,
 483 };
 484
 485 static struct twl4030_madc_platform_data omap3evm_madc_data = {
 486         .irq_line       = 1,
 487 };
 488
 489 static struct twl4030_codec_audio_data omap3evm_audio_data;
 490
 491 static struct twl4030_codec_data omap3evm_codec_data = {
 492         .audio_mclk = 26000000,
 493         .audio = &omap3evm_audio_data,
 494 };
 495
 496 static struct regulator_consumer_supply omap3_evm_vdda_dac_supply =
 497         REGULATOR_SUPPLY("vdda_dac", "omapdss_venc");
 498
 499 /* VDAC for DSS driving S-Video */
 500 static struct regulator_init_data omap3_evm_vdac = {
 501         .constraints = {
 502                 .min_uV                 = 1800000,
 503                 .max_uV                 = 1800000,
 504                 .apply_uV               = true,
 505                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 506                                         | REGULATOR_MODE_STANDBY,
 507                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 508                                         | REGULATOR_CHANGE_STATUS,
 509         },
 510         .num_consumer_supplies  = 1,
 511         .consumer_supplies      = &omap3_evm_vdda_dac_supply,
 512 };
 513
 514 /* VPLL2 for digital video outputs */
 515 static struct regulator_consumer_supply omap3_evm_vpll2_supplies[] = {
 516         REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
 517         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
 518 };
 519
 520 static struct regulator_init_data omap3_evm_vpll2 = {
 521         .constraints = {
 522                 .min_uV                 = 1800000,
 523                 .max_uV                 = 1800000,
 524                 .apply_uV               = true,
 525                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 526                                         | REGULATOR_MODE_STANDBY,
 527                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 528                                         | REGULATOR_CHANGE_STATUS,
 529         },
 530         .num_consumer_supplies  = ARRAY_SIZE(omap3_evm_vpll2_supplies),
 531         .consumer_supplies      = omap3_evm_vpll2_supplies,
 532 };
 533
 534 /* ads7846 on SPI */
 535 static struct regulator_consumer_supply omap3evm_vio_supply =
 536         REGULATOR_SUPPLY("vcc", "spi1.0");
 537
 538 /* VIO for ads7846 */
 539 static struct regulator_init_data omap3evm_vio = {
 540         .constraints = {
 541                 .min_uV                 = 1800000,
 542                 .max_uV                 = 1800000,
 543                 .apply_uV               = true,
 544                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 545                                         | REGULATOR_MODE_STANDBY,
 546                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 547                                         | REGULATOR_CHANGE_STATUS,
 548         },
 549         .num_consumer_supplies  = 1,
 550         .consumer_supplies      = &omap3evm_vio_supply,
 551 };
 552
 553 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 554
 555 #define OMAP3EVM_WLAN_PMENA_GPIO        (150)
 556 #define OMAP3EVM_WLAN_IRQ_GPIO          (149)
 557
 558 static struct regulator_consumer_supply omap3evm_vmmc2_supply =
 559         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
 560
 561 /* VMMC2 for driving the WL12xx module */
 562 static struct regulator_init_data omap3evm_vmmc2 = {
 563         .constraints = {
 564                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 565         },
 566         .num_consumer_supplies  = 1,
 567         .consumer_supplies = &omap3evm_vmmc2_supply,
 568 };
 569
 570 static struct fixed_voltage_config omap3evm_vwlan = {
 571         .supply_name            = "vwl1271",
 572         .microvolts             = 1800000, /* 1.80V */
 573         .gpio                   = OMAP3EVM_WLAN_PMENA_GPIO,
 574         .startup_delay          = 70000, /* 70ms */
 575         .enable_high            = 1,
 576         .enabled_at_boot        = 0,
 577         .init_data              = &omap3evm_vmmc2,
 578 };
 579
 580 static struct platform_device omap3evm_wlan_regulator = {
 581         .name           = "reg-fixed-voltage",
 582         .id             = 1,
 583         .dev = {
 584                 .platform_data  = &omap3evm_vwlan,
 585         },
 586 };
 587
 588 struct wl12xx_platform_data omap3evm_wlan_data __initdata = {
 589         .irq = OMAP_GPIO_IRQ(OMAP3EVM_WLAN_IRQ_GPIO),
 590         .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */
 591 };
 592 #endif
 593
 594 static struct twl4030_platform_data omap3evm_twldata = {
 595         .irq_base       = TWL4030_IRQ_BASE,
 596         .irq_end        = TWL4030_IRQ_END,
 597
 598         /* platform_data for children goes here */
 599         .keypad         = &omap3evm_kp_data,
 600         .madc           = &omap3evm_madc_data,
 601         .usb            = &omap3evm_usb_data,
 602         .gpio           = &omap3evm_gpio_data,
 603         .codec          = &omap3evm_codec_data,
 604         .vdac           = &omap3_evm_vdac,
 605         .vpll2          = &omap3_evm_vpll2,
 606         .vio            = &omap3evm_vio,
 607         .vmmc1          = &omap3evm_vmmc1,
 608         .vsim           = &omap3evm_vsim,
 609 };
 610
 611 static int __init omap3_evm_i2c_init(void)
 612 {
 613         omap3_pmic_init("twl4030", &omap3evm_twldata);
 614         omap_register_i2c_bus(2, 400, NULL, 0);
 615         omap_register_i2c_bus(3, 400, NULL, 0);
 616         return 0;
 617 }
 618
 619 static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
 620 };
 621
 622 static void __init omap3_evm_init_early(void)
 623 {
 624         omap2_init_common_infrastructure();
 625         omap2_init_common_devices(mt46h32m32lf6_sdrc_params, NULL);
 626 }
 627
 628 static struct usbhs_omap_board_data usbhs_bdata __initdata = {
 629
 630         .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
 631         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 632         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 633
 634         .phy_reset  = true,
 635         /* PHY reset GPIO will be runtime programmed based on EVM version */
 636         .reset_gpio_port[0]  = -EINVAL,
 637         .reset_gpio_port[1]  = -EINVAL,
 638         .reset_gpio_port[2]  = -EINVAL
 639 };
 640
 641 #ifdef CONFIG_OMAP_MUX
 642 static struct omap_board_mux omap35x_board_mux[] __initdata = {
 643         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 644                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 645                                 OMAP_PIN_OFF_WAKEUPENABLE),
 646         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 647                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 648                                 OMAP_PIN_OFF_WAKEUPENABLE),
 649         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 650                                 OMAP_PIN_OFF_NONE),
 651         OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 652                                 OMAP_PIN_OFF_NONE),
 653 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 654         /* WLAN IRQ - GPIO 149 */
 655         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 656
 657         /* WLAN POWER ENABLE - GPIO 150 */
 658         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 659
 660         /* MMC2 SDIO pin muxes for WL12xx */
 661         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 662         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 663         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 664         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 665         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 666         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 667 #endif
 668         { .reg_offset = OMAP_MUX_TERMINATOR },
 669 };
 670
 671 static struct omap_board_mux omap36x_board_mux[] __initdata = {
 672         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 673                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 674                                 OMAP_PIN_OFF_WAKEUPENABLE),
 675         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 676                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 677                                 OMAP_PIN_OFF_WAKEUPENABLE),
 678         /* AM/DM37x EVM: DSS data bus muxed with sys_boot */
 679         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 680         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 681         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 682         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 683         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 684         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 685         OMAP3_MUX(SYS_BOOT0, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 686         OMAP3_MUX(SYS_BOOT1, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 687         OMAP3_MUX(SYS_BOOT3, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 688         OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 689         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 690         OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 691 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 692         /* WLAN IRQ - GPIO 149 */
 693         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 694
 695         /* WLAN POWER ENABLE - GPIO 150 */
 696         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 697
 698         /* MMC2 SDIO pin muxes for WL12xx */
 699         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 700         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 701         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 702         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 703         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 704         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 705 #endif
 706
 707         { .reg_offset = OMAP_MUX_TERMINATOR },
 708 };
 709 #else
 710 #define omap35x_board_mux       NULL
 711 #define omap36x_board_mux       NULL
 712 #endif
 713
 714 static struct omap_musb_board_data musb_board_data = {
 715         .interface_type         = MUSB_INTERFACE_ULPI,
 716         .mode                   = MUSB_OTG,
 717         .power                  = 100,
 718 };
 719
 720 static void __init omap3_evm_init(void)
 721 {
 722         omap3_evm_get_revision();
 723
 724         if (cpu_is_omap3630())
 725                 omap3_mux_init(omap36x_board_mux, OMAP_PACKAGE_CBB);
 726         else
 727                 omap3_mux_init(omap35x_board_mux, OMAP_PACKAGE_CBB);
 728
 729         omap_board_config = omap3_evm_config;
 730         omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
 731
 732         omap3_evm_i2c_init();
 733
 734         omap_display_init(&omap3_evm_dss_data);
 735
 736         omap_serial_init();
 737
 738         /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
 739         usb_nop_xceiv_register();
 740
 741         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
 742                 /* enable EHCI VBUS using GPIO22 */
 743                 omap_mux_init_gpio(22, OMAP_PIN_INPUT_PULLUP);
 744                 gpio_request(OMAP3_EVM_EHCI_VBUS, "enable EHCI VBUS");
 745                 gpio_direction_output(OMAP3_EVM_EHCI_VBUS, 0);
 746                 gpio_set_value(OMAP3_EVM_EHCI_VBUS, 1);
 747
 748                 /* Select EHCI port on main board */
 749                 omap_mux_init_gpio(61, OMAP_PIN_INPUT_PULLUP);
 750                 gpio_request(OMAP3_EVM_EHCI_SELECT, "select EHCI port");
 751                 gpio_direction_output(OMAP3_EVM_EHCI_SELECT, 0);
 752                 gpio_set_value(OMAP3_EVM_EHCI_SELECT, 0);
 753
 754                 /* setup EHCI phy reset config */
 755                 omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
 756                 usbhs_bdata.reset_gpio_port[1] = 21;
 757
 758                 /* EVM REV >= E can supply 500mA with EXTVBUS programming */
 759                 musb_board_data.power = 500;
 760                 musb_board_data.extvbus = 1;
 761         } else {
 762                 /* setup EHCI phy reset on MDC */
 763                 omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
 764                 usbhs_bdata.reset_gpio_port[1] = 135;
 765         }
 766         usb_musb_init(&musb_board_data);
 767         usbhs_init(&usbhs_bdata);
 768         omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
 769         omap3evm_init_smsc911x();
 770         omap3_evm_display_init();
 771
 772 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 773         /* WL12xx WLAN Init */
 774         if (wl12xx_set_platform_data(&omap3evm_wlan_data))
 775                 pr_err("error setting wl12xx data\n");
 776         platform_device_register(&omap3evm_wlan_regulator);
 777 #endif
 778 }
 779
 780 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
 781         /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
 782         .boot_params    = 0x80000100,
 783         .reserve        = omap_reserve,
 784         .map_io         = omap3_map_io,
 785         .init_early     = omap3_evm_init_early,
 786         .init_irq       = omap_init_irq,
 787         .init_machine   = omap3_evm_init,
 788         .timer          = &omap_timer,
 789 MACHINE_END