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                 ret = twl6030_mmc_card_detect_config();
 274                 if (ret)
 275                         pr_err("Failed configuring MMC1 card detect\n");
 276                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 277                                                 MMCDETECT_INTR_OFFSET;
 278                 pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 279         }
 280         return ret;
 281 }
 282
 283 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 284 {
 285         struct omap_mmc_platform_data *pdata;
 286
 287         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 288         if (!dev) {
 289                 pr_err("Failed %s\n", __func__);
 290                 return;
 291         }
 292         pdata = dev->platform_data;
 293         pdata->init =   omap4_twl6030_hsmmc_late_init;
 294 }
 295
 296 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 297 {
 298         struct omap2_hsmmc_info *c;
 299
 300         omap2_hsmmc_init(controllers);
 301         for (c = controllers; c->mmc; c++)
 302                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 303
 304         return 0;
 305 }
 306
 307 static struct regulator_init_data sdp4430_vaux1 = {
 308         .constraints = {
 309                 .min_uV                 = 1000000,
 310                 .max_uV                 = 3000000,
 311                 .apply_uV               = true,
 312                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 313                                         | REGULATOR_MODE_STANDBY,
 314                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 315                                         | REGULATOR_CHANGE_MODE
 316                                         | REGULATOR_CHANGE_STATUS,
 317         },
 318         .num_consumer_supplies  = 1,
 319         .consumer_supplies      = sdp4430_vaux_supply,
 320 };
 321
 322 static struct regulator_init_data sdp4430_vaux2 = {
 323         .constraints = {
 324                 .min_uV                 = 1200000,
 325                 .max_uV                 = 2800000,
 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 static struct regulator_init_data sdp4430_vaux3 = {
 336         .constraints = {
 337                 .min_uV                 = 1000000,
 338                 .max_uV                 = 3000000,
 339                 .apply_uV               = true,
 340                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 341                                         | REGULATOR_MODE_STANDBY,
 342                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 343                                         | REGULATOR_CHANGE_MODE
 344                                         | REGULATOR_CHANGE_STATUS,
 345         },
 346 };
 347
 348 /* VMMC1 for MMC1 card */
 349 static struct regulator_init_data sdp4430_vmmc = {
 350         .constraints = {
 351                 .min_uV                 = 1200000,
 352                 .max_uV                 = 3000000,
 353                 .apply_uV               = true,
 354                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 355                                         | REGULATOR_MODE_STANDBY,
 356                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 357                                         | REGULATOR_CHANGE_MODE
 358                                         | REGULATOR_CHANGE_STATUS,
 359         },
 360         .num_consumer_supplies  = 1,
 361         .consumer_supplies      = sdp4430_vmmc_supply,
 362 };
 363
 364 static struct regulator_init_data sdp4430_vpp = {
 365         .constraints = {
 366                 .min_uV                 = 1800000,
 367                 .max_uV                 = 2500000,
 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_vusim = {
 378         .constraints = {
 379                 .min_uV                 = 1200000,
 380                 .max_uV                 = 2900000,
 381                 .apply_uV               = true,
 382                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 383                                         | REGULATOR_MODE_STANDBY,
 384                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 385                                         | REGULATOR_CHANGE_MODE
 386                                         | REGULATOR_CHANGE_STATUS,
 387         },
 388 };
 389
 390 static struct regulator_init_data sdp4430_vana = {
 391         .constraints = {
 392                 .min_uV                 = 2100000,
 393                 .max_uV                 = 2100000,
 394                 .apply_uV               = true,
 395                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 396                                         | REGULATOR_MODE_STANDBY,
 397                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 398                                         | REGULATOR_CHANGE_STATUS,
 399         },
 400 };
 401
 402 static struct regulator_init_data sdp4430_vcxio = {
 403         .constraints = {
 404                 .min_uV                 = 1800000,
 405                 .max_uV                 = 1800000,
 406                 .apply_uV               = true,
 407                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 408                                         | REGULATOR_MODE_STANDBY,
 409                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 410                                         | REGULATOR_CHANGE_STATUS,
 411         },
 412 };
 413
 414 static struct regulator_init_data sdp4430_vdac = {
 415         .constraints = {
 416                 .min_uV                 = 1800000,
 417                 .max_uV                 = 1800000,
 418                 .apply_uV               = true,
 419                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 420                                         | REGULATOR_MODE_STANDBY,
 421                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 422                                         | REGULATOR_CHANGE_STATUS,
 423         },
 424 };
 425
 426 static struct regulator_init_data sdp4430_vusb = {
 427         .constraints = {
 428                 .min_uV                 = 3300000,
 429                 .max_uV                 = 3300000,
 430                 .apply_uV               = true,
 431                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 432                                         | REGULATOR_MODE_STANDBY,
 433                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 434                                         | REGULATOR_CHANGE_STATUS,
 435         },
 436 };
 437
 438 static struct twl4030_platform_data sdp4430_twldata = {
 439         .irq_base       = TWL6030_IRQ_BASE,
 440         .irq_end        = TWL6030_IRQ_END,
 441
 442         /* Regulators */
 443         .vmmc           = &sdp4430_vmmc,
 444         .vpp            = &sdp4430_vpp,
 445         .vusim          = &sdp4430_vusim,
 446         .vana           = &sdp4430_vana,
 447         .vcxio          = &sdp4430_vcxio,
 448         .vdac           = &sdp4430_vdac,
 449         .vusb           = &sdp4430_vusb,
 450         .vaux1          = &sdp4430_vaux1,
 451         .vaux2          = &sdp4430_vaux2,
 452         .vaux3          = &sdp4430_vaux3,
 453 };
 454
 455 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 456         {
 457                 I2C_BOARD_INFO("twl6030", 0x48),
 458                 .flags = I2C_CLIENT_WAKE,
 459                 .irq = OMAP44XX_IRQ_SYS_1N,
 460                 .platform_data = &sdp4430_twldata,
 461         },
 462 };
 463 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 464         {
 465                 I2C_BOARD_INFO("tmp105", 0x48),
 466         },
 467 };
 468 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 469         {
 470                 I2C_BOARD_INFO("hmc5843", 0x1e),
 471         },
 472 };
 473 static int __init omap4_i2c_init(void)
 474 {
 475         /*
 476          * Phoenix Audio IC needs I2C1 to
 477          * start with 400 KHz or less
 478          */
 479         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 480                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 481         omap_register_i2c_bus(2, 400, NULL, 0);
 482         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 483                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 484         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 485                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 486         return 0;
 487 }
 488
 489 static void __init omap_sfh7741prox_init(void)
 490 {
 491         int  error;
 492
 493         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 494         if (error < 0) {
 495                 pr_err("%s:failed to request GPIO %d, error %d\n",
 496                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 497                 return;
 498         }
 499
 500         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 501         if (error < 0) {
 502                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 503                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 504                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 505         }
 506 }
 507
 508 static void __init omap_4430sdp_init(void)
 509 {
 510         int status;
 511
 512         omap4_i2c_init();
 513         omap_sfh7741prox_init();
 514         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 515         omap_serial_init();
 516         omap4_twl6030_hsmmc_init(mmc);
 517         /* OMAP4 SDP uses internal transceiver so register nop transceiver */
 518         usb_nop_xceiv_register();
 519         /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
 520         if (!cpu_is_omap44xx())
 521                 usb_musb_init(&musb_board_data);
 522
 523         status = omap_ethernet_init();
 524         if (status) {
 525                 pr_err("Ethernet initialization failed: %d\n", status);
 526         } else {
 527                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 528                 spi_register_board_info(sdp4430_spi_board_info,
 529                                 ARRAY_SIZE(sdp4430_spi_board_info));
 530         }
 531 }
 532
 533 static void __init omap_4430sdp_map_io(void)
 534 {
 535         omap2_set_globals_443x();
 536         omap44xx_map_common_io();
 537 }
 538
 539 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 540         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 541         .boot_params    = 0x80000100,
 542         .map_io         = omap_4430sdp_map_io,
 543         .reserve        = omap_reserve,
 544         .init_irq       = omap_4430sdp_init_irq,
 545         .init_machine   = omap_4430sdp_init,
 546         .timer          = &omap_timer,
 547 MACHINE_END