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 OMAP4SDP_MDM_PWR_EN_GPIO        157
  48 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO        184
  49 #define OMAP4_SFH7741_ENABLE_GPIO               188
  50
  51 static struct gpio_led sdp4430_gpio_leds[] = {
  52         {
  53                 .name   = "omap4:green:debug0",
  54                 .gpio   = 61,
  55         },
  56         {
  57                 .name   = "omap4:green:debug1",
  58                 .gpio   = 30,
  59         },
  60         {
  61                 .name   = "omap4:green:debug2",
  62                 .gpio   = 7,
  63         },
  64         {
  65                 .name   = "omap4:green:debug3",
  66                 .gpio   = 8,
  67         },
  68         {
  69                 .name   = "omap4:green:debug4",
  70                 .gpio   = 50,
  71         },
  72         {
  73                 .name   = "omap4:blue:user",
  74                 .gpio   = 169,
  75         },
  76         {
  77                 .name   = "omap4:red:user",
  78                 .gpio   = 170,
  79         },
  80         {
  81                 .name   = "omap4:green:user",
  82                 .gpio   = 139,
  83         },
  84
  85 };
  86
  87 static struct gpio_keys_button sdp4430_gpio_keys[] = {
  88         {
  89                 .desc                   = "Proximity Sensor",
  90                 .type                   = EV_SW,
  91                 .code                   = SW_FRONT_PROXIMITY,
  92                 .gpio                   = OMAP4_SFH7741_SENSOR_OUTPUT_GPIO,
  93                 .active_low             = 0,
  94         }
  95 };
  96
  97 static struct gpio_led_platform_data sdp4430_led_data = {
  98         .leds   = sdp4430_gpio_leds,
  99         .num_leds       = ARRAY_SIZE(sdp4430_gpio_leds),
 100 };
 101
 102 static struct led_pwm sdp4430_pwm_leds[] = {
 103         {
 104                 .name           = "omap4:green:chrg",
 105                 .pwm_id         = 1,
 106                 .max_brightness = 255,
 107                 .pwm_period_ns  = 7812500,
 108         },
 109 };
 110
 111 static struct led_pwm_platform_data sdp4430_pwm_data = {
 112         .num_leds       = ARRAY_SIZE(sdp4430_pwm_leds),
 113         .leds           = sdp4430_pwm_leds,
 114 };
 115
 116 static struct platform_device sdp4430_leds_pwm = {
 117         .name   = "leds_pwm",
 118         .id     = -1,
 119         .dev    = {
 120                 .platform_data = &sdp4430_pwm_data,
 121         },
 122 };
 123
 124 static int omap_prox_activate(struct device *dev)
 125 {
 126         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1);
 127         return 0;
 128 }
 129
 130 static void omap_prox_deactivate(struct device *dev)
 131 {
 132         gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0);
 133 }
 134
 135 static struct gpio_keys_platform_data sdp4430_gpio_keys_data = {
 136         .buttons        = sdp4430_gpio_keys,
 137         .nbuttons       = ARRAY_SIZE(sdp4430_gpio_keys),
 138         .enable         = omap_prox_activate,
 139         .disable        = omap_prox_deactivate,
 140 };
 141
 142 static struct platform_device sdp4430_gpio_keys_device = {
 143         .name   = "gpio-keys",
 144         .id     = -1,
 145         .dev    = {
 146                 .platform_data  = &sdp4430_gpio_keys_data,
 147         },
 148 };
 149
 150 static struct platform_device sdp4430_leds_gpio = {
 151         .name   = "leds-gpio",
 152         .id     = -1,
 153         .dev    = {
 154                 .platform_data = &sdp4430_led_data,
 155         },
 156 };
 157 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
 158         {
 159                 .modalias               = "ks8851",
 160                 .bus_num                = 1,
 161                 .chip_select            = 0,
 162                 .max_speed_hz           = 24000000,
 163                 .irq                    = ETH_KS8851_IRQ,
 164         },
 165 };
 166
 167 static int omap_ethernet_init(void)
 168 {
 169         int status;
 170
 171         /* Request of GPIO lines */
 172
 173         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
 174         if (status) {
 175                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
 176                 return status;
 177         }
 178
 179         status = gpio_request(ETH_KS8851_QUART, "quart");
 180         if (status) {
 181                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
 182                 goto error1;
 183         }
 184
 185         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
 186         if (status) {
 187                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
 188                 goto error2;
 189         }
 190
 191         /* Configuration of requested GPIO lines */
 192
 193         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
 194         if (status) {
 195                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
 196                 goto error3;
 197         }
 198
 199         status = gpio_direction_output(ETH_KS8851_QUART, 1);
 200         if (status) {
 201                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
 202                 goto error3;
 203         }
 204
 205         status = gpio_direction_input(ETH_KS8851_IRQ);
 206         if (status) {
 207                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
 208                 goto error3;
 209         }
 210
 211         return 0;
 212
 213 error3:
 214         gpio_free(ETH_KS8851_IRQ);
 215 error2:
 216         gpio_free(ETH_KS8851_QUART);
 217 error1:
 218         gpio_free(ETH_KS8851_POWER_ON);
 219         return status;
 220 }
 221
 222 static struct platform_device sdp4430_lcd_device = {
 223         .name           = "sdp4430_lcd",
 224         .id             = -1,
 225 };
 226
 227 static struct platform_device *sdp4430_devices[] __initdata = {
 228         &sdp4430_lcd_device,
 229         &sdp4430_gpio_keys_device,
 230         &sdp4430_leds_gpio,
 231         &sdp4430_leds_pwm,
 232 };
 233
 234 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 235         .ctrl_name      = "internal",
 236 };
 237
 238 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 239         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 240 };
 241
 242 static void __init omap_4430sdp_init_irq(void)
 243 {
 244         omap_board_config = sdp4430_config;
 245         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 246         omap2_init_common_infrastructure();
 247         omap2_init_common_devices(NULL, NULL);
 248 #ifdef CONFIG_OMAP_32K_TIMER
 249         omap2_gp_clockevent_set_gptimer(1);
 250 #endif
 251         gic_init_irq();
 252 }
 253
 254 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 255         .port_mode[0]   = EHCI_HCD_OMAP_MODE_PHY,
 256         .port_mode[1]   = EHCI_HCD_OMAP_MODE_UNKNOWN,
 257         .port_mode[2]   = EHCI_HCD_OMAP_MODE_UNKNOWN,
 258         .phy_reset      = false,
 259         .reset_gpio_port[0]  = -EINVAL,
 260         .reset_gpio_port[1]  = -EINVAL,
 261         .reset_gpio_port[2]  = -EINVAL,
 262 };
 263
 264 static struct omap_musb_board_data musb_board_data = {
 265         .interface_type         = MUSB_INTERFACE_UTMI,
 266         .mode                   = MUSB_OTG,
 267         .power                  = 100,
 268 };
 269
 270 static struct twl4030_usb_data omap4_usbphy_data = {
 271         .phy_init       = omap4430_phy_init,
 272         .phy_exit       = omap4430_phy_exit,
 273         .phy_power      = omap4430_phy_power,
 274         .phy_set_clock  = omap4430_phy_set_clk,
 275 };
 276
 277 static struct omap2_hsmmc_info mmc[] = {
 278         {
 279                 .mmc            = 1,
 280                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 281                 .gpio_wp        = -EINVAL,
 282         },
 283         {
 284                 .mmc            = 2,
 285                 .caps           =  MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 286                 .gpio_cd        = -EINVAL,
 287                 .gpio_wp        = -EINVAL,
 288                 .nonremovable   = true,
 289                 .ocr_mask       = MMC_VDD_29_30,
 290         },
 291         {}      /* Terminator */
 292 };
 293
 294 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 295         {
 296                 .supply = "vmmc",
 297                 .dev_name = "mmci-omap-hs.1",
 298         },
 299 };
 300 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 301         {
 302                 .supply = "vmmc",
 303                 .dev_name = "mmci-omap-hs.0",
 304         },
 305 };
 306
 307 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 308 {
 309         int ret = 0;
 310         struct platform_device *pdev = container_of(dev,
 311                                 struct platform_device, dev);
 312         struct omap_mmc_platform_data *pdata = dev->platform_data;
 313
 314         /* Setting MMC1 Card detect Irq */
 315         if (pdev->id == 0) {
 316                 ret = twl6030_mmc_card_detect_config();
 317                 if (ret)
 318                         pr_err("Failed configuring MMC1 card detect\n");
 319                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 320                                                 MMCDETECT_INTR_OFFSET;
 321                 pdata->slots[0].card_detect = twl6030_mmc_card_detect;
 322         }
 323         return ret;
 324 }
 325
 326 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 327 {
 328         struct omap_mmc_platform_data *pdata;
 329
 330         /* dev can be null if CONFIG_MMC_OMAP_HS is not set */
 331         if (!dev) {
 332                 pr_err("Failed %s\n", __func__);
 333                 return;
 334         }
 335         pdata = dev->platform_data;
 336         pdata->init =   omap4_twl6030_hsmmc_late_init;
 337 }
 338
 339 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 340 {
 341         struct omap2_hsmmc_info *c;
 342
 343         omap2_hsmmc_init(controllers);
 344         for (c = controllers; c->mmc; c++)
 345                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 346
 347         return 0;
 348 }
 349
 350 static struct regulator_init_data sdp4430_vaux1 = {
 351         .constraints = {
 352                 .min_uV                 = 1000000,
 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_vaux_supply,
 363 };
 364
 365 static struct regulator_init_data sdp4430_vaux2 = {
 366         .constraints = {
 367                 .min_uV                 = 1200000,
 368                 .max_uV                 = 2800000,
 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_vaux3 = {
 379         .constraints = {
 380                 .min_uV                 = 1000000,
 381                 .max_uV                 = 3000000,
 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 /* VMMC1 for MMC1 card */
 392 static struct regulator_init_data sdp4430_vmmc = {
 393         .constraints = {
 394                 .min_uV                 = 1200000,
 395                 .max_uV                 = 3000000,
 396                 .apply_uV               = true,
 397                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 398                                         | REGULATOR_MODE_STANDBY,
 399                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 400                                         | REGULATOR_CHANGE_MODE
 401                                         | REGULATOR_CHANGE_STATUS,
 402         },
 403         .num_consumer_supplies  = 1,
 404         .consumer_supplies      = sdp4430_vmmc_supply,
 405 };
 406
 407 static struct regulator_init_data sdp4430_vpp = {
 408         .constraints = {
 409                 .min_uV                 = 1800000,
 410                 .max_uV                 = 2500000,
 411                 .apply_uV               = true,
 412                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 413                                         | REGULATOR_MODE_STANDBY,
 414                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 415                                         | REGULATOR_CHANGE_MODE
 416                                         | REGULATOR_CHANGE_STATUS,
 417         },
 418 };
 419
 420 static struct regulator_init_data sdp4430_vusim = {
 421         .constraints = {
 422                 .min_uV                 = 1200000,
 423                 .max_uV                 = 2900000,
 424                 .apply_uV               = true,
 425                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 426                                         | REGULATOR_MODE_STANDBY,
 427                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 428                                         | REGULATOR_CHANGE_MODE
 429                                         | REGULATOR_CHANGE_STATUS,
 430         },
 431 };
 432
 433 static struct regulator_init_data sdp4430_vana = {
 434         .constraints = {
 435                 .min_uV                 = 2100000,
 436                 .max_uV                 = 2100000,
 437                 .apply_uV               = true,
 438                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 439                                         | REGULATOR_MODE_STANDBY,
 440                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 441                                         | REGULATOR_CHANGE_STATUS,
 442         },
 443 };
 444
 445 static struct regulator_init_data sdp4430_vcxio = {
 446         .constraints = {
 447                 .min_uV                 = 1800000,
 448                 .max_uV                 = 1800000,
 449                 .apply_uV               = true,
 450                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 451                                         | REGULATOR_MODE_STANDBY,
 452                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 453                                         | REGULATOR_CHANGE_STATUS,
 454         },
 455 };
 456
 457 static struct regulator_init_data sdp4430_vdac = {
 458         .constraints = {
 459                 .min_uV                 = 1800000,
 460                 .max_uV                 = 1800000,
 461                 .apply_uV               = true,
 462                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 463                                         | REGULATOR_MODE_STANDBY,
 464                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 465                                         | REGULATOR_CHANGE_STATUS,
 466         },
 467 };
 468
 469 static struct regulator_init_data sdp4430_vusb = {
 470         .constraints = {
 471                 .min_uV                 = 3300000,
 472                 .max_uV                 = 3300000,
 473                 .apply_uV               = true,
 474                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 475                                         | REGULATOR_MODE_STANDBY,
 476                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 477                                         | REGULATOR_CHANGE_STATUS,
 478         },
 479 };
 480
 481 static struct twl4030_platform_data sdp4430_twldata = {
 482         .irq_base       = TWL6030_IRQ_BASE,
 483         .irq_end        = TWL6030_IRQ_END,
 484
 485         /* Regulators */
 486         .vmmc           = &sdp4430_vmmc,
 487         .vpp            = &sdp4430_vpp,
 488         .vusim          = &sdp4430_vusim,
 489         .vana           = &sdp4430_vana,
 490         .vcxio          = &sdp4430_vcxio,
 491         .vdac           = &sdp4430_vdac,
 492         .vusb           = &sdp4430_vusb,
 493         .vaux1          = &sdp4430_vaux1,
 494         .vaux2          = &sdp4430_vaux2,
 495         .vaux3          = &sdp4430_vaux3,
 496         .usb            = &omap4_usbphy_data
 497 };
 498
 499 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 500         {
 501                 I2C_BOARD_INFO("twl6030", 0x48),
 502                 .flags = I2C_CLIENT_WAKE,
 503                 .irq = OMAP44XX_IRQ_SYS_1N,
 504                 .platform_data = &sdp4430_twldata,
 505         },
 506 };
 507 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 508         {
 509                 I2C_BOARD_INFO("tmp105", 0x48),
 510         },
 511         {
 512                 I2C_BOARD_INFO("bh1780", 0x29),
 513         },
 514 };
 515 static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 516         {
 517                 I2C_BOARD_INFO("hmc5843", 0x1e),
 518         },
 519 };
 520 static int __init omap4_i2c_init(void)
 521 {
 522         /*
 523          * Phoenix Audio IC needs I2C1 to
 524          * start with 400 KHz or less
 525          */
 526         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 527                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 528         omap_register_i2c_bus(2, 400, NULL, 0);
 529         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 530                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 531         omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo,
 532                                 ARRAY_SIZE(sdp4430_i2c_4_boardinfo));
 533         return 0;
 534 }
 535
 536 static void __init omap_sfh7741prox_init(void)
 537 {
 538         int  error;
 539
 540         error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
 541         if (error < 0) {
 542                 pr_err("%s:failed to request GPIO %d, error %d\n",
 543                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 544                 return;
 545         }
 546
 547         error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
 548         if (error < 0) {
 549                 pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
 550                          __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 551                 gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
 552         }
 553 }
 554
 555 #ifdef CONFIG_OMAP_MUX
 556 static struct omap_board_mux board_mux[] __initdata = {
 557         { .reg_offset = OMAP_MUX_TERMINATOR },
 558 };
 559 #else
 560 #define board_mux       NULL
 561 #endif
 562
 563 static void __init omap_4430sdp_init(void)
 564 {
 565         int status;
 566         int package = OMAP_PACKAGE_CBS;
 567
 568         if (omap_rev() == OMAP4430_REV_ES1_0)
 569                 package = OMAP_PACKAGE_CBL;
 570         omap4_mux_init(board_mux, package);
 571
 572         omap4_i2c_init();
 573         omap_sfh7741prox_init();
 574         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 575         omap_serial_init();
 576         omap4_twl6030_hsmmc_init(mmc);
 577
 578         /* Power on the ULPI PHY */
 579         if (gpio_is_valid(OMAP4SDP_MDM_PWR_EN_GPIO)) {
 580                 /* FIXME: Assumes pad is already muxed for GPIO mode */
 581                 gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY VMDM_3V3");
 582                 gpio_direction_output(OMAP4SDP_MDM_PWR_EN_GPIO, 1);
 583         }
 584         usb_ehci_init(&ehci_pdata);
 585         usb_musb_init(&musb_board_data);
 586
 587         status = omap_ethernet_init();
 588         if (status) {
 589                 pr_err("Ethernet initialization failed: %d\n", status);
 590         } else {
 591                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 592                 spi_register_board_info(sdp4430_spi_board_info,
 593                                 ARRAY_SIZE(sdp4430_spi_board_info));
 594         }
 595 }
 596
 597 static void __init omap_4430sdp_map_io(void)
 598 {
 599         omap2_set_globals_443x();
 600         omap44xx_map_common_io();
 601 }
 602
 603 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 604         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 605         .boot_params    = 0x80000100,
 606         .map_io         = omap_4430sdp_map_io,
 607         .reserve        = omap_reserve,
 608         .init_irq       = omap_4430sdp_init_irq,
 609         .init_machine   = omap_4430sdp_init,
 610         .timer          = &omap_timer,
 611 MACHINE_END