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 #include <linux/leds_pwm.h>
  27
  28 #include <mach/hardware.h>
  29 #include <mach/omap4-common.h>
  30 #include <asm/mach-types.h>
  31 #include <asm/mach/arch.h>
  32 #include <asm/mach/map.h>
  33
  34 #include <plat/board.h>
  35 #include <plat/common.h>
  36 #include <plat/usb.h>
  37 #include <plat/mmc.h>
  38
  39 #include "mux.h"
  40 #include "hsmmc.h"
  41 #include "timer-gp.h"
  42 #include "control.h"
  43
  44 #define ETH_KS8851_IRQ                  34
  45 #define ETH_KS8851_POWER_ON             48
  46 #define ETH_KS8851_QUART                138
  47 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO        184
  48 #define OMAP4_SFH7741_ENABLE_GPIO               188
  49
  50 static struct gpio_led sdp4430_gpio_leds[] = {
  51         {
  52                 .name   = "omap4:green:debug0",
  53                 .gpio   = 61,
  54         },
  55         {
  56                 .name   = "omap4:green:debug1",
  57                 .gpio   = 30,
  58         },
  59         {
  60                 .name   = "omap4:green:debug2",
  61                 .gpio   = 7,
  62         },
  63         {
  64                 .name   = "omap4:green:debug3",
  65                 .gpio   = 8,
  66         },
  67         {
  68                 .name   = "omap4:green:debug4",
  69                 .gpio   = 50,
  70         },
  71         {
  72                 .name   = "omap4:blue:user",
  73                 .gpio   = 169,
  74         },
  75         {
  76                 .name   = "omap4:red:user",
  77                 .gpio   = 170,
  78         },
  79         {
  80                 .name   = "omap4:green:user",
  81                 .gpio   = 139,
  82         },
  83
  84 };
  85
  86 static struct gpio_keys_button sdp4430_gpio_keys[] = {
  87         {
  88                 .desc                   = "Proximity Sensor",
  89                 .type                   = EV_SW,
  90                 .code                   = SW_FRONT_PROXIMITY,
  91                 .gpio                   = OMAP4_SFH7741_SENSOR_OUTPUT_GPIO,
  92                 .active_low             = 0,
  93         }
  94 };
  95
  96 static struct gpio_led_platform_data sdp4430_led_data = {
  97         .leds   = sdp4430_gpio_leds,
  98         .num_leds       = ARRAY_SIZE(sdp4430_gpio_leds),
  99 };
 100
 101 static struct led_pwm sdp4430_pwm_leds[] = {
 102         {
 103                 .name           = "omap4:green:chrg",
 104                 .pwm_id         = 1,
 105                 .max_brightness = 255,
 106                 .pwm_period_ns  = 7812500,
 107         },
 108 };
 109
 110 static struct led_pwm_platform_data sdp4430_pwm_data = {
 111         .num_leds       = ARRAY_SIZE(sdp4430_pwm_leds),
 112         .leds           = sdp4430_pwm_leds,
 113 };
 114
 115 static struct platform_device sdp4430_leds_pwm = {
 116         .name   = "leds_pwm",
 117         .id     = -1,
 118         .dev    = {
 119                 .platform_data = &sdp4430_pwm_data,
 120         },
 121 };
 122
 123 static int omap_prox_activate(struct device *dev)
 124 {
 125         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1);
 126         return 0;
 127 }
 128
 129 static void omap_prox_deactivate(struct device *dev)
 130 {
 131         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0);
 132 }
 133
 134 static struct gpio_keys_platform_data sdp4430_gpio_keys_data = {
 135         .buttons        = sdp4430_gpio_keys,
 136         .nbuttons       = ARRAY_SIZE(sdp4430_gpio_keys),
 137         .enable         = omap_prox_activate,
 138         .disable        = omap_prox_deactivate,
 139 };
 140
 141 static struct platform_device sdp4430_gpio_keys_device = {
 142         .name   = "gpio-keys",
 143         .id     = -1,
 144         .dev    = {
 145                 .platform_data  = &sdp4430_gpio_keys_data,
 146         },
 147 };
 148
 149 static struct platform_device sdp4430_leds_gpio = {
 150         .name   = "leds-gpio",
 151         .id     = -1,
 152         .dev    = {
 153                 .platform_data = &sdp4430_led_data,
 154         },
 155 };
 156 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
 157         {
 158                 .modalias               = "ks8851",
 159                 .bus_num                = 1,
 160                 .chip_select            = 0,
 161                 .max_speed_hz           = 24000000,
 162                 .irq                    = ETH_KS8851_IRQ,
 163         },
 164 };
 165
 166 static int omap_ethernet_init(void)
 167 {
 168         int status;
 169
 170         /* Request of GPIO lines */
 171
 172         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
 173         if (status) {
 174                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
 175                 return status;
 176         }
 177
 178         status = gpio_request(ETH_KS8851_QUART, "quart");
 179         if (status) {
 180                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
 181                 goto error1;
 182         }
 183
 184         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
 185         if (status) {
 186                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
 187                 goto error2;
 188         }
 189
 190         /* Configuration of requested GPIO lines */
 191
 192         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
 193         if (status) {
 194                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
 195                 goto error3;
 196         }
 197
 198         status = gpio_direction_output(ETH_KS8851_QUART, 1);
 199         if (status) {
 200                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
 201                 goto error3;
 202         }
 203
 204         status = gpio_direction_input(ETH_KS8851_IRQ);
 205         if (status) {
 206                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
 207                 goto error3;
 208         }
 209
 210         return 0;
 211
 212 error3:
 213         gpio_free(ETH_KS8851_IRQ);
 214 error2:
 215         gpio_free(ETH_KS8851_QUART);
 216 error1:
 217         gpio_free(ETH_KS8851_POWER_ON);
 218         return status;
 219 }
 220
 221 static struct platform_device sdp4430_lcd_device = {
 222         .name           = "sdp4430_lcd",
 223         .id             = -1,
 224 };
 225
 226 static struct platform_device *sdp4430_devices[] __initdata = {
 227         &sdp4430_lcd_device,
 228         &sdp4430_gpio_keys_device,
 229         &sdp4430_leds_gpio,
 230         &sdp4430_leds_pwm,
 231 };
 232
 233 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 234         .ctrl_name      = "internal",
 235 };
 236
 237 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 238         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 239 };
 240
 241 static void __init omap_4430sdp_init_irq(void)
 242 {
 243         omap_board_config = sdp4430_config;
 244         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 245         omap2_init_common_infrastructure();
 246         omap2_init_common_devices(NULL, NULL);
 247 #ifdef CONFIG_OMAP_32K_TIMER
 248         omap2_gp_clockevent_set_gptimer(1);
 249 #endif
 250         gic_init_irq();
 251 }
 252
 253 static struct omap_musb_board_data musb_board_data = {
 254         .interface_type         = MUSB_INTERFACE_UTMI,
 255         .mode                   = MUSB_PERIPHERAL,
 256         .power                  = 100,
 257 };
 258
 259 static struct omap2_hsmmc_info mmc[] = {
 260         {
 261                 .mmc            = 1,
 262                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 263                 .gpio_wp        = -EINVAL,
 264         },
 265         {
 266                 .mmc            = 2,
 267                 .caps           =  MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 268                 .gpio_cd        = -EINVAL,
 269                 .gpio_wp        = -EINVAL,
 270                 .nonremovable   = true,
 271                 .ocr_mask       = MMC_VDD_29_30,
 272         },
 273         {}      /* Terminator */
 274 };
 275
 276 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 277         {
 278                 .supply = "vmmc",
 279                 .dev_name = "mmci-omap-hs.1",
 280         },
 281 };
 282 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 283         {
 284                 .supply = "vmmc",
 285                 .dev_name = "mmci-omap-hs.0",
 286         },
 287 };
 288
 289 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 290 {
 291         int ret = 0;
 292         struct platform_device *pdev = container_of(dev,
 293                                 struct platform_device, dev);
 294         struct omap_mmc_platform_data *pdata = dev->platform_data;
 295
 296         /* Setting MMC1 Card detect Irq */
 297         if (pdev->id == 0) {
 298                 ret = twl6030_mmc_card_detect_config();
 299                 if (ret)
 300                         pr_err("Failed configuring MMC1 card detect\n");
 301                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 302                                                 MMCDETECT_INTR_OFFSET;
 303                 pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 304         }
 305         return ret;
 306 }
 307
 308 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 309 {
 310         struct omap_mmc_platform_data *pdata;
 311
 312         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 313         if (!dev) {
 314                 pr_err("Failed %s\n", __func__);
 315                 return;
 316         }
 317         pdata = dev->platform_data;
 318         pdata->init =   omap4_twl6030_hsmmc_late_init;
 319 }
 320
 321 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 322 {
 323         struct omap2_hsmmc_info *c;
 324
 325         omap2_hsmmc_init(controllers);
 326         for (c = controllers; c->mmc; c++)
 327                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 328
 329         return 0;
 330 }
 331
 332 static struct regulator_init_data sdp4430_vaux1 = {
 333         .constraints = {
 334                 .min_uV                 = 1000000,
 335                 .max_uV                 = 3000000,
 336                 .apply_uV               = true,
 337                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 338                                         | REGULATOR_MODE_STANDBY,
 339                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 340                                         | REGULATOR_CHANGE_MODE
 341                                         | REGULATOR_CHANGE_STATUS,
 342         },
 343         .num_consumer_supplies  = 1,
 344         .consumer_supplies      = sdp4430_vaux_supply,
 345 };
 346
 347 static struct regulator_init_data sdp4430_vaux2 = {
 348         .constraints = {
 349                 .min_uV                 = 1200000,
 350                 .max_uV                 = 2800000,
 351                 .apply_uV               = true,
 352                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 353                                         | REGULATOR_MODE_STANDBY,
 354                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 355                                         | REGULATOR_CHANGE_MODE
 356                                         | REGULATOR_CHANGE_STATUS,
 357         },
 358 };
 359
 360 static struct regulator_init_data sdp4430_vaux3 = {
 361         .constraints = {
 362                 .min_uV                 = 1000000,
 363                 .max_uV                 = 3000000,
 364                 .apply_uV               = true,
 365                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 366                                         | REGULATOR_MODE_STANDBY,
 367                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 368                                         | REGULATOR_CHANGE_MODE
 369                                         | REGULATOR_CHANGE_STATUS,
 370         },
 371 };
 372
 373 /* VMMC1 for MMC1 card */
 374 static struct regulator_init_data sdp4430_vmmc = {
 375         .constraints = {
 376                 .min_uV                 = 1200000,
 377                 .max_uV                 = 3000000,
 378                 .apply_uV               = true,
 379                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 380                                         | REGULATOR_MODE_STANDBY,
 381                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 382                                         | REGULATOR_CHANGE_MODE
 383                                         | REGULATOR_CHANGE_STATUS,
 384         },
 385         .num_consumer_supplies  = 1,
 386         .consumer_supplies      = sdp4430_vmmc_supply,
 387 };
 388
 389 static struct regulator_init_data sdp4430_vpp = {
 390         .constraints = {
 391                 .min_uV                 = 1800000,
 392                 .max_uV                 = 2500000,
 393                 .apply_uV               = true,
 394                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 395                                         | REGULATOR_MODE_STANDBY,
 396                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 397                                         | REGULATOR_CHANGE_MODE
 398                                         | REGULATOR_CHANGE_STATUS,
 399         },
 400 };
 401
 402 static struct regulator_init_data sdp4430_vusim = {
 403         .constraints = {
 404                 .min_uV                 = 1200000,
 405                 .max_uV                 = 2900000,
 406                 .apply_uV               = true,
 407                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 408                                         | REGULATOR_MODE_STANDBY,
 409                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 410                                         | REGULATOR_CHANGE_MODE
 411                                         | REGULATOR_CHANGE_STATUS,
 412         },
 413 };
 414
 415 static struct regulator_init_data sdp4430_vana = {
 416         .constraints = {
 417                 .min_uV                 = 2100000,
 418                 .max_uV                 = 2100000,
 419                 .apply_uV               = true,
 420                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 421                                         | REGULATOR_MODE_STANDBY,
 422                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 423                                         | REGULATOR_CHANGE_STATUS,
 424         },
 425 };
 426
 427 static struct regulator_init_data sdp4430_vcxio = {
 428         .constraints = {
 429                 .min_uV                 = 1800000,
 430                 .max_uV                 = 1800000,
 431                 .apply_uV               = true,
 432                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 433                                         | REGULATOR_MODE_STANDBY,
 434                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 435                                         | REGULATOR_CHANGE_STATUS,
 436         },
 437 };
 438
 439 static struct regulator_init_data sdp4430_vdac = {
 440         .constraints = {
 441                 .min_uV                 = 1800000,
 442                 .max_uV                 = 1800000,
 443                 .apply_uV               = true,
 444                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 445                                         | REGULATOR_MODE_STANDBY,
 446                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 447                                         | REGULATOR_CHANGE_STATUS,
 448         },
 449 };
 450
 451 static struct regulator_init_data sdp4430_vusb = {
 452         .constraints = {
 453                 .min_uV                 = 3300000,
 454                 .max_uV                 = 3300000,
 455                 .apply_uV               = true,
 456                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 457                                         | REGULATOR_MODE_STANDBY,
 458                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 459                                         | REGULATOR_CHANGE_STATUS,
 460         },
 461 };
 462
 463 static struct twl4030_platform_data sdp4430_twldata = {
 464         .irq_base       = TWL6030_IRQ_BASE,
 465         .irq_end        = TWL6030_IRQ_END,
 466
 467         /* Regulators */
 468         .vmmc           = &sdp4430_vmmc,
 469         .vpp            = &sdp4430_vpp,
 470         .vusim          = &sdp4430_vusim,
 471         .vana           = &sdp4430_vana,
 472         .vcxio          = &sdp4430_vcxio,
 473         .vdac           = &sdp4430_vdac,
 474         .vusb           = &sdp4430_vusb,
 475         .vaux1          = &sdp4430_vaux1,
 476         .vaux2          = &sdp4430_vaux2,
 477         .vaux3          = &sdp4430_vaux3,
 478 };
 479
 480 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 481         {
 482                 I2C_BOARD_INFO("twl6030", 0x48),
 483                 .flags = I2C_CLIENT_WAKE,
 484                 .irq = OMAP44XX_IRQ_SYS_1N,
 485                 .platform_data = &sdp4430_twldata,
 486         },
 487 };
 488 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 489         {
 490                 I2C_BOARD_INFO("tmp105", 0x48),
 491         },
 492         {
 493                 I2C_BOARD_INFO("bh1780", 0x29),
 494         },
 495 };
 496 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 497         {
 498                 I2C_BOARD_INFO("hmc5843", 0x1e),
 499         },
 500 };
 501 static int __init omap4_i2c_init(void)
 502 {
 503         /*
 504          * Phoenix Audio IC needs I2C1 to
 505          * start with 400 KHz or less
 506          */
 507         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 508                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 509         omap_register_i2c_bus(2, 400, NULL, 0);
 510         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 511                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 512         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 513                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 514         return 0;
 515 }
 516
 517 static void __init omap_sfh7741prox_init(void)
 518 {
 519         int  error;
 520
 521         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 522         if (error < 0) {
 523                 pr_err("%s:failed to request GPIO %d, error %d\n",
 524                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 525                 return;
 526         }
 527
 528         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 529         if (error < 0) {
 530                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 531                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 532                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 533         }
 534 }
 535
 536 #ifdef CONFIG_OMAP_MUX
 537 static struct omap_board_mux board_mux[] __initdata = {
 538         { .reg_offset = OMAP_MUX_TERMINATOR },
 539 };
 540 #else
 541 #define board_mux       NULL
 542 #endif
 543
 544 static void __init omap_4430sdp_init(void)
 545 {
 546         int status;
 547         int package = OMAP_PACKAGE_CBS;
 548
 549         if (omap_rev() == OMAP4430_REV_ES1_0)
 550                 package = OMAP_PACKAGE_CBL;
 551         omap4_mux_init(board_mux, package);
 552
 553         omap4_i2c_init();
 554         omap_sfh7741prox_init();
 555         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 556         omap_serial_init();
 557         omap4_twl6030_hsmmc_init(mmc);
 558         /* OMAP4 SDP uses internal transceiver so register nop transceiver */
 559         usb_nop_xceiv_register();
 560         /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
 561         if (!cpu_is_omap44xx())
 562                 usb_musb_init(&musb_board_data);
 563
 564         status = omap_ethernet_init();
 565         if (status) {
 566                 pr_err("Ethernet initialization failed: %d\n", status);
 567         } else {
 568                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 569                 spi_register_board_info(sdp4430_spi_board_info,
 570                                 ARRAY_SIZE(sdp4430_spi_board_info));
 571         }
 572 }
 573
 574 static void __init omap_4430sdp_map_io(void)
 575 {
 576         omap2_set_globals_443x();
 577         omap44xx_map_common_io();
 578 }
 579
 580 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 581         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 582         .boot_params    = 0x80000100,
 583         .map_io         = omap_4430sdp_map_io,
 584         .reserve        = omap_reserve,
 585         .init_irq       = omap_4430sdp_init_irq,
 586         .init_machine   = omap_4430sdp_init,
 587         .timer          = &omap_timer,
 588 MACHINE_END