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 OMAP4SDP_MDM_PWR_EN_GPIO        157
  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 const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 230         .port_mode[0]   = EHCI_HCD_OMAP_MODE_PHY,
 231         .port_mode[1]   = EHCI_HCD_OMAP_MODE_UNKNOWN,
 232         .port_mode[2]   = EHCI_HCD_OMAP_MODE_UNKNOWN,
 233         .phy_reset      = false,
 234         .reset_gpio_port[0]  = -EINVAL,
 235         .reset_gpio_port[1]  = -EINVAL,
 236         .reset_gpio_port[2]  = -EINVAL,
 237 };
 238
 239 static struct omap_musb_board_data musb_board_data = {
 240         .interface_type         = MUSB_INTERFACE_UTMI,
 241         .mode                   = MUSB_PERIPHERAL,
 242         .power                  = 100,
 243 };
 244
 245 static struct twl4030_usb_data omap4_usbphy_data = {
 246         .phy_init       = omap4430_phy_init,
 247         .phy_exit       = omap4430_phy_exit,
 248         .phy_power      = omap4430_phy_power,
 249         .phy_set_clock  = omap4430_phy_set_clk,
 250 };
 251
 252 static struct omap2_hsmmc_info mmc[] = {
 253         {
 254                 .mmc            = 1,
 255                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 256                 .gpio_wp        = -EINVAL,
 257         },
 258         {
 259                 .mmc            = 2,
 260                 .caps           =  MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 261                 .gpio_cd        = -EINVAL,
 262                 .gpio_wp        = -EINVAL,
 263                 .nonremovable   = true,
 264                 .ocr_mask       = MMC_VDD_29_30,
 265         },
 266         {}      /* Terminator */
 267 };
 268
 269 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 270         {
 271                 .supply = "vmmc",
 272                 .dev_name = "mmci-omap-hs.1",
 273         },
 274 };
 275 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 276         {
 277                 .supply = "vmmc",
 278                 .dev_name = "mmci-omap-hs.0",
 279         },
 280 };
 281
 282 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 283 {
 284         int ret = 0;
 285         struct platform_device *pdev = container_of(dev,
 286                                 struct platform_device, dev);
 287         struct omap_mmc_platform_data *pdata = dev->platform_data;
 288
 289         /* Setting MMC1 Card detect Irq */
 290         if (pdev->id == 0) {
 291                 ret = twl6030_mmc_card_detect_config();
 292                 if (ret)
 293                         pr_err("Failed configuring MMC1 card detect\n");
 294                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 295                                                 MMCDETECT_INTR_OFFSET;
 296                 pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 297         }
 298         return ret;
 299 }
 300
 301 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 302 {
 303         struct omap_mmc_platform_data *pdata;
 304
 305         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 306         if (!dev) {
 307                 pr_err("Failed %s\n", __func__);
 308                 return;
 309         }
 310         pdata = dev->platform_data;
 311         pdata->init =   omap4_twl6030_hsmmc_late_init;
 312 }
 313
 314 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 315 {
 316         struct omap2_hsmmc_info *c;
 317
 318         omap2_hsmmc_init(controllers);
 319         for (c = controllers; c->mmc; c++)
 320                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 321
 322         return 0;
 323 }
 324
 325 static struct regulator_init_data sdp4430_vaux1 = {
 326         .constraints = {
 327                 .min_uV                 = 1000000,
 328                 .max_uV                 = 3000000,
 329                 .apply_uV               = true,
 330                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 331                                         | REGULATOR_MODE_STANDBY,
 332                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 333                                         | REGULATOR_CHANGE_MODE
 334                                         | REGULATOR_CHANGE_STATUS,
 335         },
 336         .num_consumer_supplies  = 1,
 337         .consumer_supplies      = sdp4430_vaux_supply,
 338 };
 339
 340 static struct regulator_init_data sdp4430_vaux2 = {
 341         .constraints = {
 342                 .min_uV                 = 1200000,
 343                 .max_uV                 = 2800000,
 344                 .apply_uV               = true,
 345                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 346                                         | REGULATOR_MODE_STANDBY,
 347                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 348                                         | REGULATOR_CHANGE_MODE
 349                                         | REGULATOR_CHANGE_STATUS,
 350         },
 351 };
 352
 353 static struct regulator_init_data sdp4430_vaux3 = {
 354         .constraints = {
 355                 .min_uV                 = 1000000,
 356                 .max_uV                 = 3000000,
 357                 .apply_uV               = true,
 358                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 359                                         | REGULATOR_MODE_STANDBY,
 360                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 361                                         | REGULATOR_CHANGE_MODE
 362                                         | REGULATOR_CHANGE_STATUS,
 363         },
 364 };
 365
 366 /* VMMC1 for MMC1 card */
 367 static struct regulator_init_data sdp4430_vmmc = {
 368         .constraints = {
 369                 .min_uV                 = 1200000,
 370                 .max_uV                 = 3000000,
 371                 .apply_uV               = true,
 372                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 373                                         | REGULATOR_MODE_STANDBY,
 374                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 375                                         | REGULATOR_CHANGE_MODE
 376                                         | REGULATOR_CHANGE_STATUS,
 377         },
 378         .num_consumer_supplies  = 1,
 379         .consumer_supplies      = sdp4430_vmmc_supply,
 380 };
 381
 382 static struct regulator_init_data sdp4430_vpp = {
 383         .constraints = {
 384                 .min_uV                 = 1800000,
 385                 .max_uV                 = 2500000,
 386                 .apply_uV               = true,
 387                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 388                                         | REGULATOR_MODE_STANDBY,
 389                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 390                                         | REGULATOR_CHANGE_MODE
 391                                         | REGULATOR_CHANGE_STATUS,
 392         },
 393 };
 394
 395 static struct regulator_init_data sdp4430_vusim = {
 396         .constraints = {
 397                 .min_uV                 = 1200000,
 398                 .max_uV                 = 2900000,
 399                 .apply_uV               = true,
 400                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 401                                         | REGULATOR_MODE_STANDBY,
 402                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 403                                         | REGULATOR_CHANGE_MODE
 404                                         | REGULATOR_CHANGE_STATUS,
 405         },
 406 };
 407
 408 static struct regulator_init_data sdp4430_vana = {
 409         .constraints = {
 410                 .min_uV                 = 2100000,
 411                 .max_uV                 = 2100000,
 412                 .apply_uV               = true,
 413                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 414                                         | REGULATOR_MODE_STANDBY,
 415                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 416                                         | REGULATOR_CHANGE_STATUS,
 417         },
 418 };
 419
 420 static struct regulator_init_data sdp4430_vcxio = {
 421         .constraints = {
 422                 .min_uV                 = 1800000,
 423                 .max_uV                 = 1800000,
 424                 .apply_uV               = true,
 425                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 426                                         | REGULATOR_MODE_STANDBY,
 427                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 428                                         | REGULATOR_CHANGE_STATUS,
 429         },
 430 };
 431
 432 static struct regulator_init_data sdp4430_vdac = {
 433         .constraints = {
 434                 .min_uV                 = 1800000,
 435                 .max_uV                 = 1800000,
 436                 .apply_uV               = true,
 437                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 438                                         | REGULATOR_MODE_STANDBY,
 439                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 440                                         | REGULATOR_CHANGE_STATUS,
 441         },
 442 };
 443
 444 static struct regulator_init_data sdp4430_vusb = {
 445         .constraints = {
 446                 .min_uV                 = 3300000,
 447                 .max_uV                 = 3300000,
 448                 .apply_uV               = true,
 449                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 450                                         | REGULATOR_MODE_STANDBY,
 451                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 452                                         | REGULATOR_CHANGE_STATUS,
 453         },
 454 };
 455
 456 static struct twl4030_platform_data sdp4430_twldata = {
 457         .irq_base       = TWL6030_IRQ_BASE,
 458         .irq_end        = TWL6030_IRQ_END,
 459
 460         /* Regulators */
 461         .vmmc           = &sdp4430_vmmc,
 462         .vpp            = &sdp4430_vpp,
 463         .vusim          = &sdp4430_vusim,
 464         .vana           = &sdp4430_vana,
 465         .vcxio          = &sdp4430_vcxio,
 466         .vdac           = &sdp4430_vdac,
 467         .vusb           = &sdp4430_vusb,
 468         .vaux1          = &sdp4430_vaux1,
 469         .vaux2          = &sdp4430_vaux2,
 470         .vaux3          = &sdp4430_vaux3,
 471         .usb            = &omap4_usbphy_data
 472 };
 473
 474 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 475         {
 476                 I2C_BOARD_INFO("twl6030", 0x48),
 477                 .flags = I2C_CLIENT_WAKE,
 478                 .irq = OMAP44XX_IRQ_SYS_1N,
 479                 .platform_data = &sdp4430_twldata,
 480         },
 481 };
 482 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 483         {
 484                 I2C_BOARD_INFO("tmp105", 0x48),
 485         },
 486 };
 487 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 488         {
 489                 I2C_BOARD_INFO("hmc5843", 0x1e),
 490         },
 491 };
 492 static int __init omap4_i2c_init(void)
 493 {
 494         /*
 495          * Phoenix Audio IC needs I2C1 to
 496          * start with 400 KHz or less
 497          */
 498         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 499                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 500         omap_register_i2c_bus(2, 400, NULL, 0);
 501         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 502                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 503         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 504                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 505         return 0;
 506 }
 507
 508 static void __init omap_sfh7741prox_init(void)
 509 {
 510         int  error;
 511
 512         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 513         if (error < 0) {
 514                 pr_err("%s:failed to request GPIO %d, error %d\n",
 515                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 516                 return;
 517         }
 518
 519         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 520         if (error < 0) {
 521                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 522                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 523                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 524         }
 525 }
 526
 527 static void __init omap_4430sdp_init(void)
 528 {
 529         int status;
 530
 531         omap4_i2c_init();
 532         omap_sfh7741prox_init();
 533         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 534         omap_serial_init();
 535         omap4_twl6030_hsmmc_init(mmc);
 536
 537         /* Power on the ULPI PHY */
 538         if (gpio_is_valid(OMAP4SDP_MDM_PWR_EN_GPIO)) {
 539                 /* FIXME: Assumes pad is already muxed for GPIO mode */
 540                 gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY VMDM_3V3");
 541                 gpio_direction_output(OMAP4SDP_MDM_PWR_EN_GPIO, 1);
 542         }
 543         usb_ehci_init(&ehci_pdata);
 544         usb_musb_init(&musb_board_data);
 545
 546         status = omap_ethernet_init();
 547         if (status) {
 548                 pr_err("Ethernet initialization failed: %d\n", status);
 549         } else {
 550                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 551                 spi_register_board_info(sdp4430_spi_board_info,
 552                                 ARRAY_SIZE(sdp4430_spi_board_info));
 553         }
 554 }
 555
 556 static void __init omap_4430sdp_map_io(void)
 557 {
 558         omap2_set_globals_443x();
 559         omap44xx_map_common_io();
 560 }
 561
 562 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 563         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 564         .boot_params    = 0x80000100,
 565         .map_io         = omap_4430sdp_map_io,
 566         .reserve        = omap_reserve,
 567         .init_irq       = omap_4430sdp_init_irq,
 568         .init_machine   = omap_4430sdp_init,
 569         .timer          = &omap_timer,
 570 MACHINE_END