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/usb.h>
  36 #include <plat/mmc.h>
  37
  38 #include "hsmmc.h"
  39 #include "timer-gp.h"
  40 #include "control.h"
  41
  42 #define ETH_KS8851_IRQ                  34
  43 #define ETH_KS8851_POWER_ON             48
  44 #define ETH_KS8851_QUART                138
  45 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO        184
  46 #define OMAP4_SFH7741_ENABLE_GPIO               188
  47
  48 static struct gpio_led sdp4430_gpio_leds[] = {
  49         {
  50                 .name   = "omap4:green:debug0",
  51                 .gpio   = 61,
  52         },
  53         {
  54                 .name   = "omap4:green:debug1",
  55                 .gpio   = 30,
  56         },
  57         {
  58                 .name   = "omap4:green:debug2",
  59                 .gpio   = 7,
  60         },
  61         {
  62                 .name   = "omap4:green:debug3",
  63                 .gpio   = 8,
  64         },
  65         {
  66                 .name   = "omap4:green:debug4",
  67                 .gpio   = 50,
  68         },
  69         {
  70                 .name   = "omap4:blue:user",
  71                 .gpio   = 169,
  72         },
  73         {
  74                 .name   = "omap4:red:user",
  75                 .gpio   = 170,
  76         },
  77         {
  78                 .name   = "omap4:green:user",
  79                 .gpio   = 139,
  80         },
  81
  82 };
  83
  84 static struct gpio_keys_button sdp4430_gpio_keys[] = {
  85         {
  86                 .desc                   = "Proximity Sensor",
  87                 .type                   = EV_SW,
  88                 .code                   = SW_FRONT_PROXIMITY,
  89                 .gpio                   = OMAP4_SFH7741_SENSOR_OUTPUT_GPIO,
  90                 .active_low             = 0,
  91         }
  92 };
  93
  94 static struct gpio_led_platform_data sdp4430_led_data = {
  95         .leds   = sdp4430_gpio_leds,
  96         .num_leds       = ARRAY_SIZE(sdp4430_gpio_leds),
  97 };
  98
  99 static int omap_prox_activate(struct device *dev)
 100 {
 101         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1);
 102         return 0;
 103 }
 104
 105 static void omap_prox_deactivate(struct device *dev)
 106 {
 107         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0);
 108 }
 109
 110 static struct gpio_keys_platform_data sdp4430_gpio_keys_data = {
 111         .buttons        = sdp4430_gpio_keys,
 112         .nbuttons       = ARRAY_SIZE(sdp4430_gpio_keys),
 113         .enable         = omap_prox_activate,
 114         .disable        = omap_prox_deactivate,
 115 };
 116
 117 static struct platform_device sdp4430_gpio_keys_device = {
 118         .name   = "gpio-keys",
 119         .id     = -1,
 120         .dev    = {
 121                 .platform_data  = &sdp4430_gpio_keys_data,
 122         },
 123 };
 124
 125 static struct platform_device sdp4430_leds_gpio = {
 126         .name   = "leds-gpio",
 127         .id     = -1,
 128         .dev    = {
 129                 .platform_data = &sdp4430_led_data,
 130         },
 131 };
 132 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
 133         {
 134                 .modalias               = "ks8851",
 135                 .bus_num                = 1,
 136                 .chip_select            = 0,
 137                 .max_speed_hz           = 24000000,
 138                 .irq                    = ETH_KS8851_IRQ,
 139         },
 140 };
 141
 142 static int omap_ethernet_init(void)
 143 {
 144         int status;
 145
 146         /* Request of GPIO lines */
 147
 148         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
 149         if (status) {
 150                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
 151                 return status;
 152         }
 153
 154         status = gpio_request(ETH_KS8851_QUART, "quart");
 155         if (status) {
 156                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
 157                 goto error1;
 158         }
 159
 160         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
 161         if (status) {
 162                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
 163                 goto error2;
 164         }
 165
 166         /* Configuration of requested GPIO lines */
 167
 168         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
 169         if (status) {
 170                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
 171                 goto error3;
 172         }
 173
 174         status = gpio_direction_output(ETH_KS8851_QUART, 1);
 175         if (status) {
 176                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
 177                 goto error3;
 178         }
 179
 180         status = gpio_direction_input(ETH_KS8851_IRQ);
 181         if (status) {
 182                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
 183                 goto error3;
 184         }
 185
 186         return 0;
 187
 188 error3:
 189         gpio_free(ETH_KS8851_IRQ);
 190 error2:
 191         gpio_free(ETH_KS8851_QUART);
 192 error1:
 193         gpio_free(ETH_KS8851_POWER_ON);
 194         return status;
 195 }
 196
 197 static struct platform_device sdp4430_lcd_device = {
 198         .name           = "sdp4430_lcd",
 199         .id             = -1,
 200 };
 201
 202 static struct platform_device *sdp4430_devices[] __initdata = {
 203         &sdp4430_lcd_device,
 204         &sdp4430_gpio_keys_device,
 205         &sdp4430_leds_gpio,
 206 };
 207
 208 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 209         .ctrl_name      = "internal",
 210 };
 211
 212 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 213         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 214 };
 215
 216 static void __init omap_4430sdp_init_irq(void)
 217 {
 218         omap_board_config = sdp4430_config;
 219         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 220         omap2_init_common_hw(NULL, NULL);
 221 #ifdef CONFIG_OMAP_32K_TIMER
 222         omap2_gp_clockevent_set_gptimer(1);
 223 #endif
 224         gic_init_irq();
 225         omap_gpio_init();
 226 }
 227
 228 static struct omap_musb_board_data musb_board_data = {
 229         .interface_type         = MUSB_INTERFACE_UTMI,
 230         .mode                   = MUSB_PERIPHERAL,
 231         .power                  = 100,
 232 };
 233
 234 static struct omap2_hsmmc_info mmc[] = {
 235         {
 236                 .mmc            = 1,
 237                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 238                 .gpio_wp        = -EINVAL,
 239         },
 240         {
 241                 .mmc            = 2,
 242                 .caps           =  MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 243                 .gpio_cd        = -EINVAL,
 244                 .gpio_wp        = -EINVAL,
 245                 .nonremovable   = true,
 246                 .ocr_mask       = MMC_VDD_29_30,
 247         },
 248         {}      /* Terminator */
 249 };
 250
 251 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 252         {
 253                 .supply = "vmmc",
 254                 .dev_name = "mmci-omap-hs.1",
 255         },
 256 };
 257 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 258         {
 259                 .supply = "vmmc",
 260                 .dev_name = "mmci-omap-hs.0",
 261         },
 262 };
 263
 264 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 265 {
 266         int ret = 0;
 267         struct platform_device *pdev = container_of(dev,
 268                                 struct platform_device, dev);
 269         struct omap_mmc_platform_data *pdata = dev->platform_data;
 270
 271         /* Setting MMC1 Card detect Irq */
 272         if (pdev->id == 0)
 273                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 274                                                 MMCDETECT_INTR_OFFSET;
 275         return ret;
 276 }
 277
 278 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 279 {
 280         struct omap_mmc_platform_data *pdata;
 281
 282         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 283         if (!dev) {
 284                 pr_err("Failed %s\n", __func__);
 285                 return;
 286         }
 287         pdata = dev->platform_data;
 288         pdata->init =   omap4_twl6030_hsmmc_late_init;
 289 }
 290
 291 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 292 {
 293         struct omap2_hsmmc_info *c;
 294
 295         omap2_hsmmc_init(controllers);
 296         for (c = controllers; c->mmc; c++)
 297                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 298
 299         return 0;
 300 }
 301
 302 static struct regulator_init_data sdp4430_vaux1 = {
 303         .constraints = {
 304                 .min_uV                 = 1000000,
 305                 .max_uV                 = 3000000,
 306                 .apply_uV               = true,
 307                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 308                                         | REGULATOR_MODE_STANDBY,
 309                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 310                                         | REGULATOR_CHANGE_MODE
 311                                         | REGULATOR_CHANGE_STATUS,
 312         },
 313         .num_consumer_supplies  = 1,
 314         .consumer_supplies      = sdp4430_vaux_supply,
 315 };
 316
 317 static struct regulator_init_data sdp4430_vaux2 = {
 318         .constraints = {
 319                 .min_uV                 = 1200000,
 320                 .max_uV                 = 2800000,
 321                 .apply_uV               = true,
 322                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 323                                         | REGULATOR_MODE_STANDBY,
 324                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 325                                         | REGULATOR_CHANGE_MODE
 326                                         | REGULATOR_CHANGE_STATUS,
 327         },
 328 };
 329
 330 static struct regulator_init_data sdp4430_vaux3 = {
 331         .constraints = {
 332                 .min_uV                 = 1000000,
 333                 .max_uV                 = 3000000,
 334                 .apply_uV               = true,
 335                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 336                                         | REGULATOR_MODE_STANDBY,
 337                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 338                                         | REGULATOR_CHANGE_MODE
 339                                         | REGULATOR_CHANGE_STATUS,
 340         },
 341 };
 342
 343 /* VMMC1 for MMC1 card */
 344 static struct regulator_init_data sdp4430_vmmc = {
 345         .constraints = {
 346                 .min_uV                 = 1200000,
 347                 .max_uV                 = 3000000,
 348                 .apply_uV               = true,
 349                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 350                                         | REGULATOR_MODE_STANDBY,
 351                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 352                                         | REGULATOR_CHANGE_MODE
 353                                         | REGULATOR_CHANGE_STATUS,
 354         },
 355         .num_consumer_supplies  = 1,
 356         .consumer_supplies      = sdp4430_vmmc_supply,
 357 };
 358
 359 static struct regulator_init_data sdp4430_vpp = {
 360         .constraints = {
 361                 .min_uV                 = 1800000,
 362                 .max_uV                 = 2500000,
 363                 .apply_uV               = true,
 364                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 365                                         | REGULATOR_MODE_STANDBY,
 366                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 367                                         | REGULATOR_CHANGE_MODE
 368                                         | REGULATOR_CHANGE_STATUS,
 369         },
 370 };
 371
 372 static struct regulator_init_data sdp4430_vusim = {
 373         .constraints = {
 374                 .min_uV                 = 1200000,
 375                 .max_uV                 = 2900000,
 376                 .apply_uV               = true,
 377                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 378                                         | REGULATOR_MODE_STANDBY,
 379                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 380                                         | REGULATOR_CHANGE_MODE
 381                                         | REGULATOR_CHANGE_STATUS,
 382         },
 383 };
 384
 385 static struct regulator_init_data sdp4430_vana = {
 386         .constraints = {
 387                 .min_uV                 = 2100000,
 388                 .max_uV                 = 2100000,
 389                 .apply_uV               = true,
 390                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 391                                         | REGULATOR_MODE_STANDBY,
 392                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 393                                         | REGULATOR_CHANGE_STATUS,
 394         },
 395 };
 396
 397 static struct regulator_init_data sdp4430_vcxio = {
 398         .constraints = {
 399                 .min_uV                 = 1800000,
 400                 .max_uV                 = 1800000,
 401                 .apply_uV               = true,
 402                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 403                                         | REGULATOR_MODE_STANDBY,
 404                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 405                                         | REGULATOR_CHANGE_STATUS,
 406         },
 407 };
 408
 409 static struct regulator_init_data sdp4430_vdac = {
 410         .constraints = {
 411                 .min_uV                 = 1800000,
 412                 .max_uV                 = 1800000,
 413                 .apply_uV               = true,
 414                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 415                                         | REGULATOR_MODE_STANDBY,
 416                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 417                                         | REGULATOR_CHANGE_STATUS,
 418         },
 419 };
 420
 421 static struct regulator_init_data sdp4430_vusb = {
 422         .constraints = {
 423                 .min_uV                 = 3300000,
 424                 .max_uV                 = 3300000,
 425                 .apply_uV               = true,
 426                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 427                                         | REGULATOR_MODE_STANDBY,
 428                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 429                                         | REGULATOR_CHANGE_STATUS,
 430         },
 431 };
 432
 433 static struct twl4030_platform_data sdp4430_twldata = {
 434         .irq_base       = TWL6030_IRQ_BASE,
 435         .irq_end        = TWL6030_IRQ_END,
 436
 437         /* Regulators */
 438         .vmmc           = &sdp4430_vmmc,
 439         .vpp            = &sdp4430_vpp,
 440         .vusim          = &sdp4430_vusim,
 441         .vana           = &sdp4430_vana,
 442         .vcxio          = &sdp4430_vcxio,
 443         .vdac           = &sdp4430_vdac,
 444         .vusb           = &sdp4430_vusb,
 445         .vaux1          = &sdp4430_vaux1,
 446         .vaux2          = &sdp4430_vaux2,
 447         .vaux3          = &sdp4430_vaux3,
 448 };
 449
 450 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 451         {
 452                 I2C_BOARD_INFO("twl6030", 0x48),
 453                 .flags = I2C_CLIENT_WAKE,
 454                 .irq = OMAP44XX_IRQ_SYS_1N,
 455                 .platform_data = &sdp4430_twldata,
 456         },
 457 };
 458 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 459         {
 460                 I2C_BOARD_INFO("tmp105", 0x48),
 461         },
 462 };
 463 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 464         {
 465                 I2C_BOARD_INFO("hmc5843", 0x1e),
 466         },
 467 };
 468 static int __init omap4_i2c_init(void)
 469 {
 470         /*
 471          * Phoenix Audio IC needs I2C1 to
 472          * start with 400 KHz or less
 473          */
 474         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 475                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 476         omap_register_i2c_bus(2, 400, NULL, 0);
 477         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 478                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 479         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 480                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 481         return 0;
 482 }
 483
 484 static void __init omap_sfh7741prox_init(void)
 485 {
 486         int  error;
 487
 488         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 489         if (error < 0) {
 490                 pr_err("%s:failed to request GPIO %d, error %d\n",
 491                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 492                 return;
 493         }
 494
 495         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 496         if (error < 0) {
 497                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 498                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 499                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 500         }
 501 }
 502
 503 static void __init omap_4430sdp_init(void)
 504 {
 505         int status;
 506
 507         omap4_i2c_init();
 508         omap_sfh7741prox_init();
 509         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 510         omap_serial_init();
 511         omap4_twl6030_hsmmc_init(mmc);
 512         /* OMAP4 SDP uses internal transceiver so register nop transceiver */
 513         usb_nop_xceiv_register();
 514         /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
 515         if (!cpu_is_omap44xx())
 516                 usb_musb_init(&musb_board_data);
 517
 518         status = omap_ethernet_init();
 519         if (status) {
 520                 pr_err("Ethernet initialization failed: %d\n", status);
 521         } else {
 522                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 523                 spi_register_board_info(sdp4430_spi_board_info,
 524                                 ARRAY_SIZE(sdp4430_spi_board_info));
 525         }
 526 }
 527
 528 static void __init omap_4430sdp_map_io(void)
 529 {
 530         omap2_set_globals_443x();
 531         omap44xx_map_common_io();
 532 }
 533
 534 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 535         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 536         .boot_params    = 0x80000100,
 537         .map_io         = omap_4430sdp_map_io,
 538         .reserve        = omap_reserve,
 539         .init_irq       = omap_4430sdp_init_irq,
 540         .init_machine   = omap_4430sdp_init,
 541         .timer          = &omap_timer,
 542 MACHINE_END