arch/arm/mach-omap2/board-4430sdp.c

   1 /*
   2  * Board support file for OMAP4430 SDP.
   3  *
   4  * Copyright (C) 2009 Texas Instruments
   5  *
   6  * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
   7  *
   8  * Based on mach-omap2/board-3430sdp.c
   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/io.h>
  19 #include <linux/gpio.h>
  20 #include <linux/usb/otg.h>
  21 #include <linux/spi/spi.h>
  22 #include <linux/i2c/twl.h>
  23 #include <linux/gpio_keys.h>
  24 #include <linux/regulator/machine.h>
  25 #include <linux/leds.h>
  26
  27 #include <mach/hardware.h>
  28 #include <mach/omap4-common.h>
  29 #include <asm/mach-types.h>
  30 #include <asm/mach/arch.h>
  31 #include <asm/mach/map.h>
  32
  33 #include <plat/board.h>
  34 #include <plat/common.h>
  35 #include <plat/control.h>
  36 #include <plat/timer-gp.h>
  37 #include <plat/usb.h>
  38 #include <plat/mmc.h>
  39 #include "hsmmc.h"
  40
  41 #define ETH_KS8851_IRQ                  34
  42 #define ETH_KS8851_POWER_ON             48
  43 #define ETH_KS8851_QUART                138
  44 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO        184
  45 #define OMAP4_SFH7741_ENABLE_GPIO               188
  46
  47 static struct gpio_led sdp4430_gpio_leds[] = {
  48         {
  49                 .name   = "omap4:green:debug0",
  50                 .gpio   = 61,
  51         },
  52         {
  53                 .name   = "omap4:green:debug1",
  54                 .gpio   = 30,
  55         },
  56         {
  57                 .name   = "omap4:green:debug2",
  58                 .gpio   = 7,
  59         },
  60         {
  61                 .name   = "omap4:green:debug3",
  62                 .gpio   = 8,
  63         },
  64         {
  65                 .name   = "omap4:green:debug4",
  66                 .gpio   = 50,
  67         },
  68         {
  69                 .name   = "omap4:blue:user",
  70                 .gpio   = 169,
  71         },
  72         {
  73                 .name   = "omap4:red:user",
  74                 .gpio   = 170,
  75         },
  76         {
  77                 .name   = "omap4:green:user",
  78                 .gpio   = 139,
  79         },
  80
  81 };
  82
  83 static struct gpio_keys_button sdp4430_gpio_keys[] = {
  84         {
  85                 .desc                   = "Proximity Sensor",
  86                 .type                   = EV_SW,
  87                 .code                   = SW_FRONT_PROXIMITY,
  88                 .gpio                   = OMAP4_SFH7741_SENSOR_OUTPUT_GPIO,
  89                 .active_low             = 0,
  90         }
  91 };
  92
  93 static struct gpio_led_platform_data sdp4430_led_data = {
  94         .leds   = sdp4430_gpio_leds,
  95         .num_leds       = ARRAY_SIZE(sdp4430_gpio_leds),
  96 };
  97
  98 static int omap_prox_activate(struct device *dev)
  99 {
 100         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1);
 101         return 0;
 102 }
 103
 104 static void omap_prox_deactivate(struct device *dev)
 105 {
 106         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0);
 107 }
 108
 109 static struct gpio_keys_platform_data sdp4430_gpio_keys_data = {
 110         .buttons        = sdp4430_gpio_keys,
 111         .nbuttons       = ARRAY_SIZE(sdp4430_gpio_keys),
 112         .enable         = omap_prox_activate,
 113         .disable        = omap_prox_deactivate,
 114 };
 115
 116 static struct platform_device sdp4430_gpio_keys_device = {
 117         .name   = "gpio-keys",
 118         .id     = -1,
 119         .dev    = {
 120                 .platform_data  = &sdp4430_gpio_keys_data,
 121         },
 122 };
 123
 124 static struct platform_device sdp4430_leds_gpio = {
 125         .name   = "leds-gpio",
 126         .id     = -1,
 127         .dev    = {
 128                 .platform_data = &sdp4430_led_data,
 129         },
 130 };
 131 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
 132         {
 133                 .modalias               = "ks8851",
 134                 .bus_num                = 1,
 135                 .chip_select            = 0,
 136                 .max_speed_hz           = 24000000,
 137                 .irq                    = ETH_KS8851_IRQ,
 138         },
 139 };
 140
 141 static int omap_ethernet_init(void)
 142 {
 143         int status;
 144
 145         /* Request of GPIO lines */
 146
 147         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
 148         if (status) {
 149                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
 150                 return status;
 151         }
 152
 153         status = gpio_request(ETH_KS8851_QUART, "quart");
 154         if (status) {
 155                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
 156                 goto error1;
 157         }
 158
 159         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
 160         if (status) {
 161                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
 162                 goto error2;
 163         }
 164
 165         /* Configuration of requested GPIO lines */
 166
 167         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
 168         if (status) {
 169                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
 170                 goto error3;
 171         }
 172
 173         status = gpio_direction_output(ETH_KS8851_QUART, 1);
 174         if (status) {
 175                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
 176                 goto error3;
 177         }
 178
 179         status = gpio_direction_input(ETH_KS8851_IRQ);
 180         if (status) {
 181                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
 182                 goto error3;
 183         }
 184
 185         return 0;
 186
 187 error3:
 188         gpio_free(ETH_KS8851_IRQ);
 189 error2:
 190         gpio_free(ETH_KS8851_QUART);
 191 error1:
 192         gpio_free(ETH_KS8851_POWER_ON);
 193         return status;
 194 }
 195
 196 static struct platform_device sdp4430_lcd_device = {
 197         .name           = "sdp4430_lcd",
 198         .id             = -1,
 199 };
 200
 201 static struct platform_device *sdp4430_devices[] __initdata = {
 202         &sdp4430_lcd_device,
 203         &sdp4430_gpio_keys_device,
 204         &sdp4430_leds_gpio,
 205 };
 206
 207 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 208         .ctrl_name      = "internal",
 209 };
 210
 211 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 212         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 213 };
 214
 215 static void __init omap_4430sdp_init_irq(void)
 216 {
 217         omap_board_config = sdp4430_config;
 218         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 219         omap2_init_common_hw(NULL, NULL);
 220 #ifdef CONFIG_OMAP_32K_TIMER
 221         omap2_gp_clockevent_set_gptimer(1);
 222 #endif
 223         gic_init_irq();
 224         omap_gpio_init();
 225 }
 226
 227 static struct omap_musb_board_data musb_board_data = {
 228         .interface_type         = MUSB_INTERFACE_UTMI,
 229         .mode                   = MUSB_PERIPHERAL,
 230         .power                  = 100,
 231 };
 232
 233 static struct omap2_hsmmc_info mmc[] = {
 234         {
 235                 .mmc            = 1,
 236                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 237                 .gpio_wp        = -EINVAL,
 238         },
 239         {
 240                 .mmc            = 2,
 241                 .caps           =  MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 242                 .gpio_cd        = -EINVAL,
 243                 .gpio_wp        = -EINVAL,
 244                 .nonremovable   = true,
 245         },
 246         {}      /* Terminator */
 247 };
 248
 249 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 250         {
 251                 .supply = "vmmc",
 252                 .dev_name = "mmci-omap-hs.1",
 253         },
 254 };
 255 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 256         {
 257                 .supply = "vmmc",
 258                 .dev_name = "mmci-omap-hs.0",
 259         },
 260 };
 261
 262 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 263 {
 264         int ret = 0;
 265         struct platform_device *pdev = container_of(dev,
 266                                 struct platform_device, dev);
 267         struct omap_mmc_platform_data *pdata = dev->platform_data;
 268
 269         /* Setting MMC1 Card detect Irq */
 270         if (pdev->id == 0)
 271                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 272                                                 MMCDETECT_INTR_OFFSET;
 273         return ret;
 274 }
 275
 276 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 277 {
 278         struct omap_mmc_platform_data *pdata = dev->platform_data;
 279
 280         pdata->init =   omap4_twl6030_hsmmc_late_init;
 281 }
 282
 283 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 284 {
 285         struct omap2_hsmmc_info *c;
 286
 287         omap2_hsmmc_init(controllers);
 288         for (c = controllers; c->mmc; c++)
 289                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 290
 291         return 0;
 292 }
 293
 294 static struct regulator_init_data sdp4430_vaux1 = {
 295         .constraints = {
 296                 .min_uV                 = 1000000,
 297                 .max_uV                 = 3000000,
 298                 .apply_uV               = true,
 299                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 300                                         | REGULATOR_MODE_STANDBY,
 301                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 302                                         | REGULATOR_CHANGE_MODE
 303                                         | REGULATOR_CHANGE_STATUS,
 304         },
 305         .num_consumer_supplies  = 1,
 306         .consumer_supplies      = sdp4430_vaux_supply,
 307 };
 308
 309 static struct regulator_init_data sdp4430_vaux2 = {
 310         .constraints = {
 311                 .min_uV                 = 1200000,
 312                 .max_uV                 = 2800000,
 313                 .apply_uV               = true,
 314                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 315                                         | REGULATOR_MODE_STANDBY,
 316                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 317                                         | REGULATOR_CHANGE_MODE
 318                                         | REGULATOR_CHANGE_STATUS,
 319         },
 320 };
 321
 322 static struct regulator_init_data sdp4430_vaux3 = {
 323         .constraints = {
 324                 .min_uV                 = 1000000,
 325                 .max_uV                 = 3000000,
 326                 .apply_uV               = true,
 327                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 328                                         | REGULATOR_MODE_STANDBY,
 329                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 330                                         | REGULATOR_CHANGE_MODE
 331                                         | REGULATOR_CHANGE_STATUS,
 332         },
 333 };
 334
 335 /* VMMC1 for MMC1 card */
 336 static struct regulator_init_data sdp4430_vmmc = {
 337         .constraints = {
 338                 .min_uV                 = 1200000,
 339                 .max_uV                 = 3000000,
 340                 .apply_uV               = true,
 341                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 342                                         | REGULATOR_MODE_STANDBY,
 343                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 344                                         | REGULATOR_CHANGE_MODE
 345                                         | REGULATOR_CHANGE_STATUS,
 346         },
 347         .num_consumer_supplies  = 1,
 348         .consumer_supplies      = sdp4430_vmmc_supply,
 349 };
 350
 351 static struct regulator_init_data sdp4430_vpp = {
 352         .constraints = {
 353                 .min_uV                 = 1800000,
 354                 .max_uV                 = 2500000,
 355                 .apply_uV               = true,
 356                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 357                                         | REGULATOR_MODE_STANDBY,
 358                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 359                                         | REGULATOR_CHANGE_MODE
 360                                         | REGULATOR_CHANGE_STATUS,
 361         },
 362 };
 363
 364 static struct regulator_init_data sdp4430_vusim = {
 365         .constraints = {
 366                 .min_uV                 = 1200000,
 367                 .max_uV                 = 2900000,
 368                 .apply_uV               = true,
 369                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 370                                         | REGULATOR_MODE_STANDBY,
 371                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 372                                         | REGULATOR_CHANGE_MODE
 373                                         | REGULATOR_CHANGE_STATUS,
 374         },
 375 };
 376
 377 static struct regulator_init_data sdp4430_vana = {
 378         .constraints = {
 379                 .min_uV                 = 2100000,
 380                 .max_uV                 = 2100000,
 381                 .apply_uV               = true,
 382                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 383                                         | REGULATOR_MODE_STANDBY,
 384                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 385                                         | REGULATOR_CHANGE_STATUS,
 386         },
 387 };
 388
 389 static struct regulator_init_data sdp4430_vcxio = {
 390         .constraints = {
 391                 .min_uV                 = 1800000,
 392                 .max_uV                 = 1800000,
 393                 .apply_uV               = true,
 394                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 395                                         | REGULATOR_MODE_STANDBY,
 396                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 397                                         | REGULATOR_CHANGE_STATUS,
 398         },
 399 };
 400
 401 static struct regulator_init_data sdp4430_vdac = {
 402         .constraints = {
 403                 .min_uV                 = 1800000,
 404                 .max_uV                 = 1800000,
 405                 .apply_uV               = true,
 406                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 407                                         | REGULATOR_MODE_STANDBY,
 408                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 409                                         | REGULATOR_CHANGE_STATUS,
 410         },
 411 };
 412
 413 static struct regulator_init_data sdp4430_vusb = {
 414         .constraints = {
 415                 .min_uV                 = 3300000,
 416                 .max_uV                 = 3300000,
 417                 .apply_uV               = true,
 418                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 419                                         | REGULATOR_MODE_STANDBY,
 420                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 421                                         | REGULATOR_CHANGE_STATUS,
 422         },
 423 };
 424
 425 static struct twl4030_platform_data sdp4430_twldata = {
 426         .irq_base       = TWL6030_IRQ_BASE,
 427         .irq_end        = TWL6030_IRQ_END,
 428
 429         /* Regulators */
 430         .vmmc           = &sdp4430_vmmc,
 431         .vpp            = &sdp4430_vpp,
 432         .vusim          = &sdp4430_vusim,
 433         .vana           = &sdp4430_vana,
 434         .vcxio          = &sdp4430_vcxio,
 435         .vdac           = &sdp4430_vdac,
 436         .vusb           = &sdp4430_vusb,
 437         .vaux1          = &sdp4430_vaux1,
 438         .vaux2          = &sdp4430_vaux2,
 439         .vaux3          = &sdp4430_vaux3,
 440 };
 441
 442 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 443         {
 444                 I2C_BOARD_INFO("twl6030", 0x48),
 445                 .flags = I2C_CLIENT_WAKE,
 446                 .irq = OMAP44XX_IRQ_SYS_1N,
 447                 .platform_data = &sdp4430_twldata,
 448         },
 449 };
 450 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 451         {
 452                 I2C_BOARD_INFO("tmp105", 0x48),
 453         },
 454 };
 455 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 456         {
 457                 I2C_BOARD_INFO("hmc5843", 0x1e),
 458         },
 459 };
 460 static int __init omap4_i2c_init(void)
 461 {
 462         /*
 463          * Phoenix Audio IC needs I2C1 to
 464          * start with 400 KHz or less
 465          */
 466         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 467                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 468         omap_register_i2c_bus(2, 400, NULL, 0);
 469         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 470                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 471         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 472                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 473         return 0;
 474 }
 475
 476 static void __init omap_sfh7741prox_init(void)
 477 {
 478         int  error;
 479
 480         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 481         if (error < 0) {
 482                 pr_err("%s:failed to request GPIO %d, error %d\n",
 483                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 484                 return;
 485         }
 486
 487         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 488         if (error < 0) {
 489                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 490                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 491                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 492         }
 493 }
 494
 495 static void __init omap_4430sdp_init(void)
 496 {
 497         int status;
 498
 499         omap4_i2c_init();
 500         omap_sfh7741prox_init();
 501         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 502         omap_serial_init();
 503         omap4_twl6030_hsmmc_init(mmc);
 504         /* OMAP4 SDP uses internal transceiver so register nop transceiver */
 505         usb_nop_xceiv_register();
 506         /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
 507         if (!cpu_is_omap44xx())
 508                 usb_musb_init(&musb_board_data);
 509
 510         status = omap_ethernet_init();
 511         if (status) {
 512                 pr_err("Ethernet initialization failed: %d\n", status);
 513         } else {
 514                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 515                 spi_register_board_info(sdp4430_spi_board_info,
 516                                 ARRAY_SIZE(sdp4430_spi_board_info));
 517         }
 518 }
 519
 520 static void __init omap_4430sdp_map_io(void)
 521 {
 522         omap2_set_globals_443x();
 523         omap44xx_map_common_io();
 524 }
 525
 526 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 527         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 528         .phys_io        = 0x48000000,
 529         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
 530         .boot_params    = 0x80000100,
 531         .map_io         = omap_4430sdp_map_io,
 532         .reserve        = omap_reserve,
 533         .init_irq       = omap_4430sdp_init_irq,
 534         .init_machine   = omap_4430sdp_init,
 535         .timer          = &omap_timer,
 536 MACHINE_END