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 "mux.h"
  39 #include "hsmmc.h"
  40 #include "timer-gp.h"
  41 #include "control.h"
  42
  43 #define ETH_KS8851_IRQ                  34
  44 #define ETH_KS8851_POWER_ON             48
  45 #define ETH_KS8851_QUART                138
  46 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO        184
  47 #define OMAP4_SFH7741_ENABLE_GPIO               188
  48
  49 static struct gpio_led sdp4430_gpio_leds[] = {
  50         {
  51                 .name   = "omap4:green:debug0",
  52                 .gpio   = 61,
  53         },
  54         {
  55                 .name   = "omap4:green:debug1",
  56                 .gpio   = 30,
  57         },
  58         {
  59                 .name   = "omap4:green:debug2",
  60                 .gpio   = 7,
  61         },
  62         {
  63                 .name   = "omap4:green:debug3",
  64                 .gpio   = 8,
  65         },
  66         {
  67                 .name   = "omap4:green:debug4",
  68                 .gpio   = 50,
  69         },
  70         {
  71                 .name   = "omap4:blue:user",
  72                 .gpio   = 169,
  73         },
  74         {
  75                 .name   = "omap4:red:user",
  76                 .gpio   = 170,
  77         },
  78         {
  79                 .name   = "omap4:green:user",
  80                 .gpio   = 139,
  81         },
  82
  83 };
  84
  85 static struct gpio_keys_button sdp4430_gpio_keys[] = {
  86         {
  87                 .desc                   = "Proximity Sensor",
  88                 .type                   = EV_SW,
  89                 .code                   = SW_FRONT_PROXIMITY,
  90                 .gpio                   = OMAP4_SFH7741_SENSOR_OUTPUT_GPIO,
  91                 .active_low             = 0,
  92         }
  93 };
  94
  95 static struct gpio_led_platform_data sdp4430_led_data = {
  96         .leds   = sdp4430_gpio_leds,
  97         .num_leds       = ARRAY_SIZE(sdp4430_gpio_leds),
  98 };
  99
 100 static int omap_prox_activate(struct device *dev)
 101 {
 102         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1);
 103         return 0;
 104 }
 105
 106 static void omap_prox_deactivate(struct device *dev)
 107 {
 108         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0);
 109 }
 110
 111 static struct gpio_keys_platform_data sdp4430_gpio_keys_data = {
 112         .buttons        = sdp4430_gpio_keys,
 113         .nbuttons       = ARRAY_SIZE(sdp4430_gpio_keys),
 114         .enable         = omap_prox_activate,
 115         .disable        = omap_prox_deactivate,
 116 };
 117
 118 static struct platform_device sdp4430_gpio_keys_device = {
 119         .name   = "gpio-keys",
 120         .id     = -1,
 121         .dev    = {
 122                 .platform_data  = &sdp4430_gpio_keys_data,
 123         },
 124 };
 125
 126 static struct platform_device sdp4430_leds_gpio = {
 127         .name   = "leds-gpio",
 128         .id     = -1,
 129         .dev    = {
 130                 .platform_data = &sdp4430_led_data,
 131         },
 132 };
 133 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
 134         {
 135                 .modalias               = "ks8851",
 136                 .bus_num                = 1,
 137                 .chip_select            = 0,
 138                 .max_speed_hz           = 24000000,
 139                 .irq                    = ETH_KS8851_IRQ,
 140         },
 141 };
 142
 143 static int omap_ethernet_init(void)
 144 {
 145         int status;
 146
 147         /* Request of GPIO lines */
 148
 149         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
 150         if (status) {
 151                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
 152                 return status;
 153         }
 154
 155         status = gpio_request(ETH_KS8851_QUART, "quart");
 156         if (status) {
 157                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
 158                 goto error1;
 159         }
 160
 161         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
 162         if (status) {
 163                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
 164                 goto error2;
 165         }
 166
 167         /* Configuration of requested GPIO lines */
 168
 169         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
 170         if (status) {
 171                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
 172                 goto error3;
 173         }
 174
 175         status = gpio_direction_output(ETH_KS8851_QUART, 1);
 176         if (status) {
 177                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
 178                 goto error3;
 179         }
 180
 181         status = gpio_direction_input(ETH_KS8851_IRQ);
 182         if (status) {
 183                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
 184                 goto error3;
 185         }
 186
 187         return 0;
 188
 189 error3:
 190         gpio_free(ETH_KS8851_IRQ);
 191 error2:
 192         gpio_free(ETH_KS8851_QUART);
 193 error1:
 194         gpio_free(ETH_KS8851_POWER_ON);
 195         return status;
 196 }
 197
 198 static struct platform_device sdp4430_lcd_device = {
 199         .name           = "sdp4430_lcd",
 200         .id             = -1,
 201 };
 202
 203 static struct platform_device *sdp4430_devices[] __initdata = {
 204         &sdp4430_lcd_device,
 205         &sdp4430_gpio_keys_device,
 206         &sdp4430_leds_gpio,
 207 };
 208
 209 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 210         .ctrl_name      = "internal",
 211 };
 212
 213 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 214         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 215 };
 216
 217 static void __init omap_4430sdp_init_irq(void)
 218 {
 219         omap_board_config = sdp4430_config;
 220         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 221         omap2_init_common_hw(NULL, NULL);
 222 #ifdef CONFIG_OMAP_32K_TIMER
 223         omap2_gp_clockevent_set_gptimer(1);
 224 #endif
 225         gic_init_irq();
 226         omap_gpio_init();
 227 }
 228
 229 static struct omap_musb_board_data musb_board_data = {
 230         .interface_type         = MUSB_INTERFACE_UTMI,
 231         .mode                   = MUSB_PERIPHERAL,
 232         .power                  = 100,
 233 };
 234
 235 static struct omap2_hsmmc_info mmc[] = {
 236         {
 237                 .mmc            = 1,
 238                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 239                 .gpio_wp        = -EINVAL,
 240         },
 241         {
 242                 .mmc            = 2,
 243                 .caps           =  MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 244                 .gpio_cd        = -EINVAL,
 245                 .gpio_wp        = -EINVAL,
 246                 .nonremovable   = true,
 247                 .ocr_mask       = MMC_VDD_29_30,
 248         },
 249         {}      /* Terminator */
 250 };
 251
 252 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 253         {
 254                 .supply = "vmmc",
 255                 .dev_name = "mmci-omap-hs.1",
 256         },
 257 };
 258 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 259         {
 260                 .supply = "vmmc",
 261                 .dev_name = "mmci-omap-hs.0",
 262         },
 263 };
 264
 265 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 266 {
 267         int ret = 0;
 268         struct platform_device *pdev = container_of(dev,
 269                                 struct platform_device, dev);
 270         struct omap_mmc_platform_data *pdata = dev->platform_data;
 271
 272         /* Setting MMC1 Card detect Irq */
 273         if (pdev->id == 0) {
 274                 ret = twl6030_mmc_card_detect_config();
 275                 if (ret)
 276                         pr_err("Failed configuring MMC1 card detect\n");
 277                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 278                                                 MMCDETECT_INTR_OFFSET;
 279                 pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 280         }
 281         return ret;
 282 }
 283
 284 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 285 {
 286         struct omap_mmc_platform_data *pdata;
 287
 288         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 289         if (!dev) {
 290                 pr_err("Failed %s\n", __func__);
 291                 return;
 292         }
 293         pdata = dev->platform_data;
 294         pdata->init =   omap4_twl6030_hsmmc_late_init;
 295 }
 296
 297 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 298 {
 299         struct omap2_hsmmc_info *c;
 300
 301         omap2_hsmmc_init(controllers);
 302         for (c = controllers; c->mmc; c++)
 303                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 304
 305         return 0;
 306 }
 307
 308 static struct regulator_init_data sdp4430_vaux1 = {
 309         .constraints = {
 310                 .min_uV                 = 1000000,
 311                 .max_uV                 = 3000000,
 312                 .apply_uV               = true,
 313                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 314                                         | REGULATOR_MODE_STANDBY,
 315                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 316                                         | REGULATOR_CHANGE_MODE
 317                                         | REGULATOR_CHANGE_STATUS,
 318         },
 319         .num_consumer_supplies  = 1,
 320         .consumer_supplies      = sdp4430_vaux_supply,
 321 };
 322
 323 static struct regulator_init_data sdp4430_vaux2 = {
 324         .constraints = {
 325                 .min_uV                 = 1200000,
 326                 .max_uV                 = 2800000,
 327                 .apply_uV               = true,
 328                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 329                                         | REGULATOR_MODE_STANDBY,
 330                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 331                                         | REGULATOR_CHANGE_MODE
 332                                         | REGULATOR_CHANGE_STATUS,
 333         },
 334 };
 335
 336 static struct regulator_init_data sdp4430_vaux3 = {
 337         .constraints = {
 338                 .min_uV                 = 1000000,
 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 };
 348
 349 /* VMMC1 for MMC1 card */
 350 static struct regulator_init_data sdp4430_vmmc = {
 351         .constraints = {
 352                 .min_uV                 = 1200000,
 353                 .max_uV                 = 3000000,
 354                 .apply_uV               = true,
 355                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 356                                         | REGULATOR_MODE_STANDBY,
 357                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 358                                         | REGULATOR_CHANGE_MODE
 359                                         | REGULATOR_CHANGE_STATUS,
 360         },
 361         .num_consumer_supplies  = 1,
 362         .consumer_supplies      = sdp4430_vmmc_supply,
 363 };
 364
 365 static struct regulator_init_data sdp4430_vpp = {
 366         .constraints = {
 367                 .min_uV                 = 1800000,
 368                 .max_uV                 = 2500000,
 369                 .apply_uV               = true,
 370                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 371                                         | REGULATOR_MODE_STANDBY,
 372                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 373                                         | REGULATOR_CHANGE_MODE
 374                                         | REGULATOR_CHANGE_STATUS,
 375         },
 376 };
 377
 378 static struct regulator_init_data sdp4430_vusim = {
 379         .constraints = {
 380                 .min_uV                 = 1200000,
 381                 .max_uV                 = 2900000,
 382                 .apply_uV               = true,
 383                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 384                                         | REGULATOR_MODE_STANDBY,
 385                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 386                                         | REGULATOR_CHANGE_MODE
 387                                         | REGULATOR_CHANGE_STATUS,
 388         },
 389 };
 390
 391 static struct regulator_init_data sdp4430_vana = {
 392         .constraints = {
 393                 .min_uV                 = 2100000,
 394                 .max_uV                 = 2100000,
 395                 .apply_uV               = true,
 396                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 397                                         | REGULATOR_MODE_STANDBY,
 398                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 399                                         | REGULATOR_CHANGE_STATUS,
 400         },
 401 };
 402
 403 static struct regulator_init_data sdp4430_vcxio = {
 404         .constraints = {
 405                 .min_uV                 = 1800000,
 406                 .max_uV                 = 1800000,
 407                 .apply_uV               = true,
 408                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 409                                         | REGULATOR_MODE_STANDBY,
 410                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 411                                         | REGULATOR_CHANGE_STATUS,
 412         },
 413 };
 414
 415 static struct regulator_init_data sdp4430_vdac = {
 416         .constraints = {
 417                 .min_uV                 = 1800000,
 418                 .max_uV                 = 1800000,
 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_vusb = {
 428         .constraints = {
 429                 .min_uV                 = 3300000,
 430                 .max_uV                 = 3300000,
 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 twl4030_platform_data sdp4430_twldata = {
 440         .irq_base       = TWL6030_IRQ_BASE,
 441         .irq_end        = TWL6030_IRQ_END,
 442
 443         /* Regulators */
 444         .vmmc           = &sdp4430_vmmc,
 445         .vpp            = &sdp4430_vpp,
 446         .vusim          = &sdp4430_vusim,
 447         .vana           = &sdp4430_vana,
 448         .vcxio          = &sdp4430_vcxio,
 449         .vdac           = &sdp4430_vdac,
 450         .vusb           = &sdp4430_vusb,
 451         .vaux1          = &sdp4430_vaux1,
 452         .vaux2          = &sdp4430_vaux2,
 453         .vaux3          = &sdp4430_vaux3,
 454 };
 455
 456 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 457         {
 458                 I2C_BOARD_INFO("twl6030", 0x48),
 459                 .flags = I2C_CLIENT_WAKE,
 460                 .irq = OMAP44XX_IRQ_SYS_1N,
 461                 .platform_data = &sdp4430_twldata,
 462         },
 463 };
 464 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 465         {
 466                 I2C_BOARD_INFO("tmp105", 0x48),
 467         },
 468 };
 469 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 470         {
 471                 I2C_BOARD_INFO("hmc5843", 0x1e),
 472         },
 473 };
 474 static int __init omap4_i2c_init(void)
 475 {
 476         /*
 477          * Phoenix Audio IC needs I2C1 to
 478          * start with 400 KHz or less
 479          */
 480         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 481                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 482         omap_register_i2c_bus(2, 400, NULL, 0);
 483         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 484                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 485         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 486                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 487         return 0;
 488 }
 489
 490 static void __init omap_sfh7741prox_init(void)
 491 {
 492         int  error;
 493
 494         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 495         if (error < 0) {
 496                 pr_err("%s:failed to request GPIO %d, error %d\n",
 497                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 498                 return;
 499         }
 500
 501         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 502         if (error < 0) {
 503                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 504                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 505                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 506         }
 507 }
 508
 509 #ifdef CONFIG_OMAP_MUX
 510 static struct omap_board_mux board_mux[] __initdata = {
 511         { .reg_offset = OMAP_MUX_TERMINATOR },
 512 };
 513 #else
 514 #define board_mux       NULL
 515 #endif
 516
 517 static void __init omap_4430sdp_init(void)
 518 {
 519         int status;
 520         int package = OMAP_PACKAGE_CBS;
 521
 522         if (omap_rev() == OMAP4430_REV_ES1_0)
 523                 package = OMAP_PACKAGE_CBL;
 524         omap4_mux_init(board_mux, package);
 525
 526         omap4_i2c_init();
 527         omap_sfh7741prox_init();
 528         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 529         omap_serial_init();
 530         omap4_twl6030_hsmmc_init(mmc);
 531         /* OMAP4 SDP uses internal transceiver so register nop transceiver */
 532         usb_nop_xceiv_register();
 533         /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
 534         if (!cpu_is_omap44xx())
 535                 usb_musb_init(&musb_board_data);
 536
 537         status = omap_ethernet_init();
 538         if (status) {
 539                 pr_err("Ethernet initialization failed: %d\n", status);
 540         } else {
 541                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 542                 spi_register_board_info(sdp4430_spi_board_info,
 543                                 ARRAY_SIZE(sdp4430_spi_board_info));
 544         }
 545 }
 546
 547 static void __init omap_4430sdp_map_io(void)
 548 {
 549         omap2_set_globals_443x();
 550         omap44xx_map_common_io();
 551 }
 552
 553 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 554         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 555         .boot_params    = 0x80000100,
 556         .map_io         = omap_4430sdp_map_io,
 557         .reserve        = omap_reserve,
 558         .init_irq       = omap_4430sdp_init_irq,
 559         .init_machine   = omap_4430sdp_init,
 560         .timer          = &omap_timer,
 561 MACHINE_END