arch/arm/mach-omap2/board-omap3stalker.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-omap3evm.c
   3  *
   4  * Copyright (C) 2008 Guangzhou EMA-Tech
   5  *
   6  * Modified from mach-omap2/board-omap3evm.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/io.h>
  22 #include <linux/leds.h>
  23 #include <linux/gpio.h>
  24 #include <linux/input.h>
  25 #include <linux/gpio_keys.h>
  26
  27 #include <linux/regulator/fixed.h>
  28 #include <linux/regulator/machine.h>
  29 #include <linux/i2c/twl.h>
  30 #include <linux/mmc/host.h>
  31 #include <linux/input/matrix_keypad.h>
  32 #include <linux/spi/spi.h>
  33 #include <linux/interrupt.h>
  34 #include <linux/smsc911x.h>
  35 #include <linux/platform_data/at24.h>
  36 #include <linux/usb/phy.h>
  37
  38 #include <asm/mach-types.h>
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/map.h>
  41 #include <asm/mach/flash.h>
  42
  43 #include "common.h"
  44 #include "gpmc.h"
  45 #include <linux/platform_data/mtd-nand-omap2.h>
  46 #include <video/omapdss.h>
  47 #include <video/omap-panel-data.h>
  48
  49 #include <linux/platform_data/spi-omap2-mcspi.h>
  50
  51 #include "sdram-micron-mt46h32m32lf-6.h"
  52 #include "mux.h"
  53 #include "hsmmc.h"
  54 #include "common-board-devices.h"
  55
  56 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
  57 #include "gpmc-smsc911x.h"
  58
  59 #define OMAP3STALKER_ETHR_START 0x2c000000
  60 #define OMAP3STALKER_ETHR_SIZE  1024
  61 #define OMAP3STALKER_ETHR_GPIO_IRQ      19
  62 #define OMAP3STALKER_SMC911X_CS 5
  63
  64 static struct omap_smsc911x_platform_data smsc911x_cfg = {
  65         .cs             = OMAP3STALKER_SMC911X_CS,
  66         .gpio_irq       = OMAP3STALKER_ETHR_GPIO_IRQ,
  67         .gpio_reset     = -EINVAL,
  68         .flags          = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
  69 };
  70
  71 static inline void __init omap3stalker_init_eth(void)
  72 {
  73         omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP);
  74         gpmc_smsc911x_init(&smsc911x_cfg);
  75 }
  76
  77 #else
  78 static inline void __init omap3stalker_init_eth(void)
  79 {
  80         return;
  81 }
  82 #endif
  83
  84 /*
  85  * OMAP3 DSS control signals
  86  */
  87
  88 #define DSS_ENABLE_GPIO 199
  89 #define LCD_PANEL_BKLIGHT_GPIO  210
  90 #define ENABLE_VPLL2_DEV_GRP    0xE0
  91
  92 static void __init omap3_stalker_display_init(void)
  93 {
  94         return;
  95 }
  96 static struct connector_dvi_platform_data omap3stalker_dvi_connector_pdata = {
  97         .name                   = "dvi",
  98         .source                 = "tfp410.0",
  99         .i2c_bus_num            = -1,
 100 };
 101
 102 static struct platform_device omap3stalker_dvi_connector_device = {
 103         .name                   = "connector-dvi",
 104         .id                     = 0,
 105         .dev.platform_data      = &omap3stalker_dvi_connector_pdata,
 106 };
 107
 108 static struct encoder_tfp410_platform_data omap3stalker_tfp410_pdata = {
 109         .name                   = "tfp410.0",
 110         .source                 = "dpi.0",
 111         .data_lines             = 24,
 112         .power_down_gpio        = DSS_ENABLE_GPIO,
 113 };
 114
 115 static struct platform_device omap3stalker_tfp410_device = {
 116         .name                   = "tfp410",
 117         .id                     = 0,
 118         .dev.platform_data      = &omap3stalker_tfp410_pdata,
 119 };
 120
 121 static struct connector_atv_platform_data omap3stalker_tv_pdata = {
 122         .name = "tv",
 123         .source = "venc.0",
 124         .connector_type = OMAP_DSS_VENC_TYPE_COMPOSITE,
 125         .invert_polarity = false,
 126 };
 127
 128 static struct platform_device omap3stalker_tv_connector_device = {
 129         .name                   = "connector-analog-tv",
 130         .id                     = 0,
 131         .dev.platform_data      = &omap3stalker_tv_pdata,
 132 };
 133
 134 static struct omap_dss_board_info omap3_stalker_dss_data = {
 135         .default_display_name = "dvi",
 136 };
 137
 138 static struct regulator_consumer_supply omap3stalker_vmmc1_supply[] = {
 139         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
 140 };
 141
 142 static struct regulator_consumer_supply omap3stalker_vsim_supply[] = {
 143         REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
 144 };
 145
 146 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 147 static struct regulator_init_data omap3stalker_vmmc1 = {
 148         .constraints            = {
 149                 .min_uV                 = 1850000,
 150                 .max_uV                 = 3150000,
 151                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 152                 | REGULATOR_MODE_STANDBY,
 153                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 154                 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 155         },
 156         .num_consumer_supplies  = ARRAY_SIZE(omap3stalker_vmmc1_supply),
 157         .consumer_supplies      = omap3stalker_vmmc1_supply,
 158 };
 159
 160 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 161 static struct regulator_init_data omap3stalker_vsim = {
 162         .constraints            = {
 163                 .min_uV                 = 1800000,
 164                 .max_uV                 = 3000000,
 165                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 166                 | REGULATOR_MODE_STANDBY,
 167                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 168                 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 169         },
 170         .num_consumer_supplies  = ARRAY_SIZE(omap3stalker_vsim_supply),
 171         .consumer_supplies      = omap3stalker_vsim_supply,
 172 };
 173
 174 static struct omap2_hsmmc_info mmc[] = {
 175         {
 176                 .mmc            = 1,
 177                 .caps           = MMC_CAP_4_BIT_DATA,
 178                 .gpio_cd        = -EINVAL,
 179                 .gpio_wp        = 23,
 180                 .deferred       = true,
 181          },
 182         {}                      /* Terminator */
 183 };
 184
 185 static struct gpio_keys_button gpio_buttons[] = {
 186         {
 187          .code          = BTN_EXTRA,
 188          .gpio          = 18,
 189          .desc          = "user",
 190          .wakeup        = 1,
 191          },
 192 };
 193
 194 static struct gpio_keys_platform_data gpio_key_info = {
 195         .buttons        = gpio_buttons,
 196         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 197 };
 198
 199 static struct platform_device keys_gpio = {
 200         .name           = "gpio-keys",
 201         .id             = -1,
 202         .dev            = {
 203                 .platform_data  = &gpio_key_info,
 204         },
 205 };
 206
 207 static struct gpio_led gpio_leds[] = {
 208         {
 209          .name                  = "stalker:D8:usr0",
 210          .default_trigger       = "default-on",
 211          .gpio                  = 126,
 212          },
 213         {
 214          .name                  = "stalker:D9:usr1",
 215          .default_trigger       = "default-on",
 216          .gpio                  = 127,
 217          },
 218         {
 219          .name                  = "stalker:D3:mmc0",
 220          .gpio                  = -EINVAL,      /* gets replaced */
 221          .active_low            = true,
 222          .default_trigger       = "mmc0",
 223          },
 224         {
 225          .name                  = "stalker:D4:heartbeat",
 226          .gpio                  = -EINVAL,      /* gets replaced */
 227          .active_low            = true,
 228          .default_trigger       = "heartbeat",
 229          },
 230 };
 231
 232 static struct gpio_led_platform_data gpio_led_info = {
 233         .leds           = gpio_leds,
 234         .num_leds       = ARRAY_SIZE(gpio_leds),
 235 };
 236
 237 static struct platform_device leds_gpio = {
 238         .name   = "leds-gpio",
 239         .id     = -1,
 240         .dev    = {
 241                 .platform_data  = &gpio_led_info,
 242         },
 243 };
 244
 245 static int
 246 omap3stalker_twl_gpio_setup(struct device *dev,
 247                             unsigned gpio, unsigned ngpio)
 248 {
 249         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 250         mmc[0].gpio_cd = gpio + 0;
 251         omap_hsmmc_late_init(mmc);
 252
 253         /*
 254          * Most GPIOs are for USB OTG.  Some are mostly sent to
 255          * the P2 connector; notably LEDA for the LCD backlight.
 256          */
 257
 258         /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
 259         gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
 260                          "EN_LCD_BKL");
 261
 262         /* gpio + 7 == DVI Enable */
 263         gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 264
 265         /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
 266         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
 267         /* GPIO + 13 == ledsync (out, heartbeat) */
 268         gpio_leds[3].gpio = gpio + 13;
 269
 270         platform_device_register(&leds_gpio);
 271         return 0;
 272 }
 273
 274 static struct twl4030_gpio_platform_data omap3stalker_gpio_data = {
 275         .use_leds       = true,
 276         .setup          = omap3stalker_twl_gpio_setup,
 277 };
 278
 279 static uint32_t board_keymap[] = {
 280         KEY(0, 0, KEY_LEFT),
 281         KEY(0, 1, KEY_DOWN),
 282         KEY(0, 2, KEY_ENTER),
 283         KEY(0, 3, KEY_M),
 284
 285         KEY(1, 0, KEY_RIGHT),
 286         KEY(1, 1, KEY_UP),
 287         KEY(1, 2, KEY_I),
 288         KEY(1, 3, KEY_N),
 289
 290         KEY(2, 0, KEY_A),
 291         KEY(2, 1, KEY_E),
 292         KEY(2, 2, KEY_J),
 293         KEY(2, 3, KEY_O),
 294
 295         KEY(3, 0, KEY_B),
 296         KEY(3, 1, KEY_F),
 297         KEY(3, 2, KEY_K),
 298         KEY(3, 3, KEY_P)
 299 };
 300
 301 static struct matrix_keymap_data board_map_data = {
 302         .keymap         = board_keymap,
 303         .keymap_size    = ARRAY_SIZE(board_keymap),
 304 };
 305
 306 static struct twl4030_keypad_data omap3stalker_kp_data = {
 307         .keymap_data    = &board_map_data,
 308         .rows           = 4,
 309         .cols           = 4,
 310         .rep            = 1,
 311 };
 312
 313 static struct twl4030_platform_data omap3stalker_twldata = {
 314         /* platform_data for children goes here */
 315         .keypad         = &omap3stalker_kp_data,
 316         .gpio           = &omap3stalker_gpio_data,
 317         .vmmc1          = &omap3stalker_vmmc1,
 318         .vsim           = &omap3stalker_vsim,
 319 };
 320
 321 static struct at24_platform_data fram_info = {
 322         .byte_len       = (64 * 1024) / 8,
 323         .page_size      = 8192,
 324         .flags          = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO,
 325 };
 326
 327 static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
 328         {
 329          I2C_BOARD_INFO("24c64", 0x50),
 330          .flags         = I2C_CLIENT_WAKE,
 331          .platform_data = &fram_info,
 332          },
 333 };
 334
 335 static int __init omap3_stalker_i2c_init(void)
 336 {
 337         omap3_pmic_get_config(&omap3stalker_twldata,
 338                         TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
 339                         TWL_COMMON_PDATA_AUDIO,
 340                         TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
 341
 342         omap3stalker_twldata.vdac->constraints.apply_uV = true;
 343         omap3stalker_twldata.vpll2->constraints.apply_uV = true;
 344         omap3stalker_twldata.vpll2->constraints.name = "VDVI";
 345
 346         omap3_pmic_init("twl4030", &omap3stalker_twldata);
 347         omap_register_i2c_bus(2, 400, NULL, 0);
 348         omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
 349                               ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
 350         return 0;
 351 }
 352
 353 #define OMAP3_STALKER_TS_GPIO   175
 354
 355 static struct usbhs_phy_data phy_data[] __initdata = {
 356         {
 357                 .port = 2,
 358                 .reset_gpio = 21,
 359                 .vcc_gpio = -EINVAL,
 360         },
 361 };
 362
 363 static struct platform_device *omap3_stalker_devices[] __initdata = {
 364         &keys_gpio,
 365         &omap3stalker_tfp410_device,
 366         &omap3stalker_dvi_connector_device,
 367         &omap3stalker_tv_connector_device,
 368 };
 369
 370 static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
 371         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 372 };
 373
 374 #ifdef CONFIG_OMAP_MUX
 375 static struct omap_board_mux board_mux[] __initdata = {
 376         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
 377                   OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
 378         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
 379                   OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
 380         {.reg_offset = OMAP_MUX_TERMINATOR},
 381 };
 382 #endif
 383
 384 static struct regulator_consumer_supply dummy_supplies[] = {
 385         REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
 386         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
 387 };
 388
 389 static void __init omap3_stalker_init(void)
 390 {
 391         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 392         omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
 393
 394         omap_mux_init_gpio(23, OMAP_PIN_INPUT);
 395         omap_hsmmc_init(mmc);
 396
 397         omap3_stalker_i2c_init();
 398
 399         platform_add_devices(omap3_stalker_devices,
 400                              ARRAY_SIZE(omap3_stalker_devices));
 401
 402         omap_display_init(&omap3_stalker_dss_data);
 403
 404         omap_serial_init();
 405         omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL);
 406         usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
 407         usb_musb_init(NULL);
 408
 409         usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
 410         usbhs_init(&usbhs_bdata);
 411         omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL);
 412
 413         omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
 414         omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);
 415
 416         omap3stalker_init_eth();
 417         omap3_stalker_display_init();
 418 /* Ensure SDRC pins are mux'd for self-refresh */
 419         omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
 420         omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
 421 }
 422
 423 MACHINE_START(SBC3530, "OMAP3 STALKER")
 424         /* Maintainer: Jason Lam -lzg@ema-tech.com */
 425         .atag_offset            = 0x100,
 426         .map_io                 = omap3_map_io,
 427         .init_early             = omap35xx_init_early,
 428         .init_irq               = omap3_init_irq,
 429         .init_machine           = omap3_stalker_init,
 430         .init_late              = omap35xx_init_late,
 431         .init_time              = omap3_secure_sync32k_timer_init,
 432         .restart                = omap3xxx_restart,
 433 MACHINE_END