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 <video/omapdss.h>
  48 #include <video/omap-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 struct gpio omap3_evm_dss_gpios[] __initdata = {
 153         { OMAP3EVM_LCD_PANEL_RESB,  GPIOF_OUT_INIT_HIGH, "lcd_panel_resb"  },
 154         { OMAP3EVM_LCD_PANEL_INI,   GPIOF_OUT_INIT_HIGH, "lcd_panel_ini"   },
 155         { OMAP3EVM_LCD_PANEL_QVGA,  GPIOF_OUT_INIT_LOW,  "lcd_panel_qvga"  },
 156         { OMAP3EVM_LCD_PANEL_LR,    GPIOF_OUT_INIT_HIGH, "lcd_panel_lr"    },
 157         { OMAP3EVM_LCD_PANEL_UD,    GPIOF_OUT_INIT_HIGH, "lcd_panel_ud"    },
 158         { OMAP3EVM_LCD_PANEL_ENVDD, GPIOF_OUT_INIT_LOW,  "lcd_panel_envdd" },
 159 };
 160
 161 static int lcd_enabled;
 162 static int dvi_enabled;
 163
 164 static void __init omap3_evm_display_init(void)
 165 {
 166         int r;
 167
 168         r = gpio_request_array(omap3_evm_dss_gpios,
 169                                ARRAY_SIZE(omap3_evm_dss_gpios));
 170         if (r)
 171                 printk(KERN_ERR "failed to get lcd_panel_* gpios\n");
 172 }
 173
 174 static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
 175 {
 176         if (dvi_enabled) {
 177                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 178                 return -EINVAL;
 179         }
 180         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
 181
 182         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 183                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 184         else
 185                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 186
 187         lcd_enabled = 1;
 188         return 0;
 189 }
 190
 191 static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
 192 {
 193         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
 194
 195         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
 196                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 197         else
 198                 gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 199
 200         lcd_enabled = 0;
 201 }
 202
 203 static struct omap_dss_device omap3_evm_lcd_device = {
 204         .name                   = "lcd",
 205         .driver_name            = "sharp_ls_panel",
 206         .type                   = OMAP_DISPLAY_TYPE_DPI,
 207         .phy.dpi.data_lines     = 18,
 208         .platform_enable        = omap3_evm_enable_lcd,
 209         .platform_disable       = omap3_evm_disable_lcd,
 210 };
 211
 212 static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
 213 {
 214         return 0;
 215 }
 216
 217 static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
 218 {
 219 }
 220
 221 static struct omap_dss_device omap3_evm_tv_device = {
 222         .name                   = "tv",
 223         .driver_name            = "venc",
 224         .type                   = OMAP_DISPLAY_TYPE_VENC,
 225         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 226         .platform_enable        = omap3_evm_enable_tv,
 227         .platform_disable       = omap3_evm_disable_tv,
 228 };
 229
 230 static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
 231 {
 232         if (lcd_enabled) {
 233                 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
 234                 return -EINVAL;
 235         }
 236
 237         gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
 238
 239         dvi_enabled = 1;
 240         return 0;
 241 }
 242
 243 static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
 244 {
 245         gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
 246
 247         dvi_enabled = 0;
 248 }
 249
 250 static struct panel_generic_dpi_data dvi_panel = {
 251         .name                   = "generic",
 252         .platform_enable        = omap3_evm_enable_dvi,
 253         .platform_disable       = omap3_evm_disable_dvi,
 254 };
 255
 256 static struct omap_dss_device omap3_evm_dvi_device = {
 257         .name                   = "dvi",
 258         .type                   = OMAP_DISPLAY_TYPE_DPI,
 259         .driver_name            = "generic_dpi_panel",
 260         .data                   = &dvi_panel,
 261         .phy.dpi.data_lines     = 24,
 262 };
 263
 264 static struct omap_dss_device *omap3_evm_dss_devices[] = {
 265         &omap3_evm_lcd_device,
 266         &omap3_evm_tv_device,
 267         &omap3_evm_dvi_device,
 268 };
 269
 270 static struct omap_dss_board_info omap3_evm_dss_data = {
 271         .num_devices    = ARRAY_SIZE(omap3_evm_dss_devices),
 272         .devices        = omap3_evm_dss_devices,
 273         .default_device = &omap3_evm_lcd_device,
 274 };
 275
 276 static struct regulator_consumer_supply omap3evm_vmmc1_supply = {
 277         .supply                 = "vmmc",
 278 };
 279
 280 static struct regulator_consumer_supply omap3evm_vsim_supply = {
 281         .supply                 = "vmmc_aux",
 282 };
 283
 284 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 285 static struct regulator_init_data omap3evm_vmmc1 = {
 286         .constraints = {
 287                 .min_uV                 = 1850000,
 288                 .max_uV                 = 3150000,
 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  = 1,
 296         .consumer_supplies      = &omap3evm_vmmc1_supply,
 297 };
 298
 299 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 300 static struct regulator_init_data omap3evm_vsim = {
 301         .constraints = {
 302                 .min_uV                 = 1800000,
 303                 .max_uV                 = 3000000,
 304                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 305                                         | REGULATOR_MODE_STANDBY,
 306                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 307                                         | REGULATOR_CHANGE_MODE
 308                                         | REGULATOR_CHANGE_STATUS,
 309         },
 310         .num_consumer_supplies  = 1,
 311         .consumer_supplies      = &omap3evm_vsim_supply,
 312 };
 313
 314 static struct omap2_hsmmc_info mmc[] = {
 315         {
 316                 .mmc            = 1,
 317                 .caps           = MMC_CAP_4_BIT_DATA,
 318                 .gpio_cd        = -EINVAL,
 319                 .gpio_wp        = 63,
 320         },
 321 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 322         {
 323                 .name           = "wl1271",
 324                 .mmc            = 2,
 325                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
 326                 .gpio_wp        = -EINVAL,
 327                 .gpio_cd        = -EINVAL,
 328                 .nonremovable   = true,
 329         },
 330 #endif
 331         {}      /* Terminator */
 332 };
 333
 334 static struct gpio_led gpio_leds[] = {
 335         {
 336                 .name                   = "omap3evm::ledb",
 337                 /* normally not visible (board underside) */
 338                 .default_trigger        = "default-on",
 339                 .gpio                   = -EINVAL,      /* gets replaced */
 340                 .active_low             = true,
 341         },
 342 };
 343
 344 static struct gpio_led_platform_data gpio_led_info = {
 345         .leds           = gpio_leds,
 346         .num_leds       = ARRAY_SIZE(gpio_leds),
 347 };
 348
 349 static struct platform_device leds_gpio = {
 350         .name   = "leds-gpio",
 351         .id     = -1,
 352         .dev    = {
 353                 .platform_data  = &gpio_led_info,
 354         },
 355 };
 356
 357
 358 static int omap3evm_twl_gpio_setup(struct device *dev,
 359                 unsigned gpio, unsigned ngpio)
 360 {
 361         int r, lcd_bl_en;
 362
 363         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 364         omap_mux_init_gpio(63, OMAP_PIN_INPUT);
 365         mmc[0].gpio_cd = gpio + 0;
 366         omap2_hsmmc_init(mmc);
 367
 368         /* link regulators to MMC adapters */
 369         omap3evm_vmmc1_supply.dev = mmc[0].dev;
 370         omap3evm_vsim_supply.dev = mmc[0].dev;
 371
 372         /*
 373          * Most GPIOs are for USB OTG.  Some are mostly sent to
 374          * the P2 connector; notably LEDA for the LCD backlight.
 375          */
 376
 377         /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
 378         lcd_bl_en = get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2 ?
 379                 GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW;
 380         r = gpio_request_one(gpio + TWL4030_GPIO_MAX, lcd_bl_en, "EN_LCD_BKL");
 381         if (r)
 382                 printk(KERN_ERR "failed to get/set lcd_bkl gpio\n");
 383
 384         /* gpio + 7 == DVI Enable */
 385         gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 386
 387         /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
 388         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 389
 390         platform_device_register(&leds_gpio);
 391
 392         return 0;
 393 }
 394
 395 static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
 396         .gpio_base      = OMAP_MAX_GPIO_LINES,
 397         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 398         .irq_end        = TWL4030_GPIO_IRQ_END,
 399         .use_leds       = true,
 400         .setup          = omap3evm_twl_gpio_setup,
 401 };
 402
 403 static struct twl4030_usb_data omap3evm_usb_data = {
 404         .usb_mode       = T2_USB_MODE_ULPI,
 405 };
 406
 407 static uint32_t board_keymap[] = {
 408         KEY(0, 0, KEY_LEFT),
 409         KEY(0, 1, KEY_DOWN),
 410         KEY(0, 2, KEY_ENTER),
 411         KEY(0, 3, KEY_M),
 412
 413         KEY(1, 0, KEY_RIGHT),
 414         KEY(1, 1, KEY_UP),
 415         KEY(1, 2, KEY_I),
 416         KEY(1, 3, KEY_N),
 417
 418         KEY(2, 0, KEY_A),
 419         KEY(2, 1, KEY_E),
 420         KEY(2, 2, KEY_J),
 421         KEY(2, 3, KEY_O),
 422
 423         KEY(3, 0, KEY_B),
 424         KEY(3, 1, KEY_F),
 425         KEY(3, 2, KEY_K),
 426         KEY(3, 3, KEY_P)
 427 };
 428
 429 static struct matrix_keymap_data board_map_data = {
 430         .keymap                 = board_keymap,
 431         .keymap_size            = ARRAY_SIZE(board_keymap),
 432 };
 433
 434 static struct twl4030_keypad_data omap3evm_kp_data = {
 435         .keymap_data    = &board_map_data,
 436         .rows           = 4,
 437         .cols           = 4,
 438         .rep            = 1,
 439 };
 440
 441 static struct twl4030_madc_platform_data omap3evm_madc_data = {
 442         .irq_line       = 1,
 443 };
 444
 445 static struct twl4030_codec_audio_data omap3evm_audio_data;
 446
 447 static struct twl4030_codec_data omap3evm_codec_data = {
 448         .audio_mclk = 26000000,
 449         .audio = &omap3evm_audio_data,
 450 };
 451
 452 static struct regulator_consumer_supply omap3_evm_vdda_dac_supply =
 453         REGULATOR_SUPPLY("vdda_dac", "omapdss_venc");
 454
 455 /* VDAC for DSS driving S-Video */
 456 static struct regulator_init_data omap3_evm_vdac = {
 457         .constraints = {
 458                 .min_uV                 = 1800000,
 459                 .max_uV                 = 1800000,
 460                 .apply_uV               = true,
 461                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 462                                         | REGULATOR_MODE_STANDBY,
 463                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 464                                         | REGULATOR_CHANGE_STATUS,
 465         },
 466         .num_consumer_supplies  = 1,
 467         .consumer_supplies      = &omap3_evm_vdda_dac_supply,
 468 };
 469
 470 /* VPLL2 for digital video outputs */
 471 static struct regulator_consumer_supply omap3_evm_vpll2_supplies[] = {
 472         REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
 473         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
 474 };
 475
 476 static struct regulator_init_data omap3_evm_vpll2 = {
 477         .constraints = {
 478                 .min_uV                 = 1800000,
 479                 .max_uV                 = 1800000,
 480                 .apply_uV               = true,
 481                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 482                                         | REGULATOR_MODE_STANDBY,
 483                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 484                                         | REGULATOR_CHANGE_STATUS,
 485         },
 486         .num_consumer_supplies  = ARRAY_SIZE(omap3_evm_vpll2_supplies),
 487         .consumer_supplies      = omap3_evm_vpll2_supplies,
 488 };
 489
 490 /* ads7846 on SPI */
 491 static struct regulator_consumer_supply omap3evm_vio_supply =
 492         REGULATOR_SUPPLY("vcc", "spi1.0");
 493
 494 /* VIO for ads7846 */
 495 static struct regulator_init_data omap3evm_vio = {
 496         .constraints = {
 497                 .min_uV                 = 1800000,
 498                 .max_uV                 = 1800000,
 499                 .apply_uV               = true,
 500                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 501                                         | REGULATOR_MODE_STANDBY,
 502                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 503                                         | REGULATOR_CHANGE_STATUS,
 504         },
 505         .num_consumer_supplies  = 1,
 506         .consumer_supplies      = &omap3evm_vio_supply,
 507 };
 508
 509 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 510
 511 #define OMAP3EVM_WLAN_PMENA_GPIO        (150)
 512 #define OMAP3EVM_WLAN_IRQ_GPIO          (149)
 513
 514 static struct regulator_consumer_supply omap3evm_vmmc2_supply =
 515         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
 516
 517 /* VMMC2 for driving the WL12xx module */
 518 static struct regulator_init_data omap3evm_vmmc2 = {
 519         .constraints = {
 520                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 521         },
 522         .num_consumer_supplies  = 1,
 523         .consumer_supplies = &omap3evm_vmmc2_supply,
 524 };
 525
 526 static struct fixed_voltage_config omap3evm_vwlan = {
 527         .supply_name            = "vwl1271",
 528         .microvolts             = 1800000, /* 1.80V */
 529         .gpio                   = OMAP3EVM_WLAN_PMENA_GPIO,
 530         .startup_delay          = 70000, /* 70ms */
 531         .enable_high            = 1,
 532         .enabled_at_boot        = 0,
 533         .init_data              = &omap3evm_vmmc2,
 534 };
 535
 536 static struct platform_device omap3evm_wlan_regulator = {
 537         .name           = "reg-fixed-voltage",
 538         .id             = 1,
 539         .dev = {
 540                 .platform_data  = &omap3evm_vwlan,
 541         },
 542 };
 543
 544 struct wl12xx_platform_data omap3evm_wlan_data __initdata = {
 545         .irq = OMAP_GPIO_IRQ(OMAP3EVM_WLAN_IRQ_GPIO),
 546         .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */
 547 };
 548 #endif
 549
 550 static struct twl4030_platform_data omap3evm_twldata = {
 551         .irq_base       = TWL4030_IRQ_BASE,
 552         .irq_end        = TWL4030_IRQ_END,
 553
 554         /* platform_data for children goes here */
 555         .keypad         = &omap3evm_kp_data,
 556         .madc           = &omap3evm_madc_data,
 557         .usb            = &omap3evm_usb_data,
 558         .gpio           = &omap3evm_gpio_data,
 559         .codec          = &omap3evm_codec_data,
 560         .vdac           = &omap3_evm_vdac,
 561         .vpll2          = &omap3_evm_vpll2,
 562         .vio            = &omap3evm_vio,
 563         .vmmc1          = &omap3evm_vmmc1,
 564         .vsim           = &omap3evm_vsim,
 565 };
 566
 567 static int __init omap3_evm_i2c_init(void)
 568 {
 569         omap3_pmic_init("twl4030", &omap3evm_twldata);
 570         omap_register_i2c_bus(2, 400, NULL, 0);
 571         omap_register_i2c_bus(3, 400, NULL, 0);
 572         return 0;
 573 }
 574
 575 static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
 576 };
 577
 578 static void __init omap3_evm_init_early(void)
 579 {
 580         omap2_init_common_infrastructure();
 581         omap2_init_common_devices(mt46h32m32lf6_sdrc_params, NULL);
 582 }
 583
 584 static struct usbhs_omap_board_data usbhs_bdata __initdata = {
 585
 586         .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
 587         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 588         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 589
 590         .phy_reset  = true,
 591         /* PHY reset GPIO will be runtime programmed based on EVM version */
 592         .reset_gpio_port[0]  = -EINVAL,
 593         .reset_gpio_port[1]  = -EINVAL,
 594         .reset_gpio_port[2]  = -EINVAL
 595 };
 596
 597 #ifdef CONFIG_OMAP_MUX
 598 static struct omap_board_mux omap35x_board_mux[] __initdata = {
 599         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 600                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 601                                 OMAP_PIN_OFF_WAKEUPENABLE),
 602         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 603                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 604                                 OMAP_PIN_OFF_WAKEUPENABLE),
 605         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 606                                 OMAP_PIN_OFF_NONE),
 607         OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 608                                 OMAP_PIN_OFF_NONE),
 609 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 610         /* WLAN IRQ - GPIO 149 */
 611         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 612
 613         /* WLAN POWER ENABLE - GPIO 150 */
 614         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 615
 616         /* MMC2 SDIO pin muxes for WL12xx */
 617         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 618         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 619         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 620         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 621         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 622         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 623 #endif
 624         { .reg_offset = OMAP_MUX_TERMINATOR },
 625 };
 626
 627 static struct omap_board_mux omap36x_board_mux[] __initdata = {
 628         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 629                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 630                                 OMAP_PIN_OFF_WAKEUPENABLE),
 631         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 632                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
 633                                 OMAP_PIN_OFF_WAKEUPENABLE),
 634         /* AM/DM37x EVM: DSS data bus muxed with sys_boot */
 635         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 636         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 637         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 638         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 639         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 640         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 641         OMAP3_MUX(SYS_BOOT0, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 642         OMAP3_MUX(SYS_BOOT1, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 643         OMAP3_MUX(SYS_BOOT3, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 644         OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 645         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 646         OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
 647 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 648         /* WLAN IRQ - GPIO 149 */
 649         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 650
 651         /* WLAN POWER ENABLE - GPIO 150 */
 652         OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 653
 654         /* MMC2 SDIO pin muxes for WL12xx */
 655         OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 656         OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 657         OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 658         OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 659         OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 660         OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
 661 #endif
 662
 663         { .reg_offset = OMAP_MUX_TERMINATOR },
 664 };
 665 #else
 666 #define omap35x_board_mux       NULL
 667 #define omap36x_board_mux       NULL
 668 #endif
 669
 670 static struct omap_musb_board_data musb_board_data = {
 671         .interface_type         = MUSB_INTERFACE_ULPI,
 672         .mode                   = MUSB_OTG,
 673         .power                  = 100,
 674 };
 675
 676 static struct gpio omap3_evm_ehci_gpios[] __initdata = {
 677         { OMAP3_EVM_EHCI_VBUS,   GPIOF_OUT_INIT_HIGH,  "enable EHCI VBUS" },
 678         { OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW,   "select EHCI port" },
 679 };
 680
 681 static void __init omap3_evm_init(void)
 682 {
 683         omap3_evm_get_revision();
 684
 685         if (cpu_is_omap3630())
 686                 omap3_mux_init(omap36x_board_mux, OMAP_PACKAGE_CBB);
 687         else
 688                 omap3_mux_init(omap35x_board_mux, OMAP_PACKAGE_CBB);
 689
 690         omap_board_config = omap3_evm_config;
 691         omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
 692
 693         omap3_evm_i2c_init();
 694
 695         omap_display_init(&omap3_evm_dss_data);
 696
 697         omap_serial_init();
 698
 699         /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
 700         usb_nop_xceiv_register();
 701
 702         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
 703                 /* enable EHCI VBUS using GPIO22 */
 704                 omap_mux_init_gpio(OMAP3_EVM_EHCI_VBUS, OMAP_PIN_INPUT_PULLUP);
 705                 /* Select EHCI port on main board */
 706                 omap_mux_init_gpio(OMAP3_EVM_EHCI_SELECT,
 707                                    OMAP_PIN_INPUT_PULLUP);
 708                 gpio_request_array(omap3_evm_ehci_gpios,
 709                                    ARRAY_SIZE(omap3_evm_ehci_gpios));
 710
 711                 /* setup EHCI phy reset config */
 712                 omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
 713                 usbhs_bdata.reset_gpio_port[1] = 21;
 714
 715                 /* EVM REV >= E can supply 500mA with EXTVBUS programming */
 716                 musb_board_data.power = 500;
 717                 musb_board_data.extvbus = 1;
 718         } else {
 719                 /* setup EHCI phy reset on MDC */
 720                 omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
 721                 usbhs_bdata.reset_gpio_port[1] = 135;
 722         }
 723         usb_musb_init(&musb_board_data);
 724         usbhs_init(&usbhs_bdata);
 725         omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
 726         omap3evm_init_smsc911x();
 727         omap3_evm_display_init();
 728
 729 #ifdef CONFIG_WL12XX_PLATFORM_DATA
 730         /* WL12xx WLAN Init */
 731         if (wl12xx_set_platform_data(&omap3evm_wlan_data))
 732                 pr_err("error setting wl12xx data\n");
 733         platform_device_register(&omap3evm_wlan_regulator);
 734 #endif
 735 }
 736
 737 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
 738         /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
 739         .boot_params    = 0x80000100,
 740         .reserve        = omap_reserve,
 741         .map_io         = omap3_map_io,
 742         .init_early     = omap3_evm_init_early,
 743         .init_irq       = omap_init_irq,
 744         .init_machine   = omap3_evm_init,
 745         .timer          = &omap_timer,
 746 MACHINE_END