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/regulator/machine.h>
  24 #include <linux/leds.h>
  25
  26 #include <mach/hardware.h>
  27 #include <mach/omap4-common.h>
  28 #include <asm/mach-types.h>
  29 #include <asm/mach/arch.h>
  30 #include <asm/mach/map.h>
  31
  32 #include <plat/board.h>
  33 #include <plat/common.h>
  34 #include <plat/control.h>
  35 #include <plat/timer-gp.h>
  36 #include <plat/usb.h>
  37 #include <plat/mmc.h>
  38 #include "hsmmc.h"
  39
  40 #define ETH_KS8851_IRQ                  34
  41 #define ETH_KS8851_POWER_ON             48
  42 #define ETH_KS8851_QUART                138
  43
  44 static struct gpio_led sdp4430_gpio_leds[] = {
  45         {
  46                 .name   = "omap4:green:debug0",
  47                 .gpio   = 61,
  48         },
  49         {
  50                 .name   = "omap4:green:debug1",
  51                 .gpio   = 30,
  52         },
  53         {
  54                 .name   = "omap4:green:debug2",
  55                 .gpio   = 7,
  56         },
  57         {
  58                 .name   = "omap4:green:debug3",
  59                 .gpio   = 8,
  60         },
  61         {
  62                 .name   = "omap4:green:debug4",
  63                 .gpio   = 50,
  64         },
  65         {
  66                 .name   = "omap4:blue:user",
  67                 .gpio   = 169,
  68         },
  69         {
  70                 .name   = "omap4:red:user",
  71                 .gpio   = 170,
  72         },
  73         {
  74                 .name   = "omap4:green:user",
  75                 .gpio   = 139,
  76         },
  77
  78 };
  79
  80 static struct gpio_led_platform_data sdp4430_led_data = {
  81         .leds   = sdp4430_gpio_leds,
  82         .num_leds       = ARRAY_SIZE(sdp4430_gpio_leds),
  83 };
  84
  85 static struct platform_device sdp4430_leds_gpio = {
  86         .name   = "leds-gpio",
  87         .id     = -1,
  88         .dev    = {
  89                 .platform_data = &sdp4430_led_data,
  90         },
  91 };
  92 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
  93         {
  94                 .modalias               = "ks8851",
  95                 .bus_num                = 1,
  96                 .chip_select            = 0,
  97                 .max_speed_hz           = 24000000,
  98                 .irq                    = ETH_KS8851_IRQ,
  99         },
 100 };
 101
 102 static int omap_ethernet_init(void)
 103 {
 104         int status;
 105
 106         /* Request of GPIO lines */
 107
 108         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
 109         if (status) {
 110                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
 111                 return status;
 112         }
 113
 114         status = gpio_request(ETH_KS8851_QUART, "quart");
 115         if (status) {
 116                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
 117                 goto error1;
 118         }
 119
 120         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
 121         if (status) {
 122                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
 123                 goto error2;
 124         }
 125
 126         /* Configuration of requested GPIO lines */
 127
 128         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
 129         if (status) {
 130                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
 131                 goto error3;
 132         }
 133
 134         status = gpio_direction_output(ETH_KS8851_QUART, 1);
 135         if (status) {
 136                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
 137                 goto error3;
 138         }
 139
 140         status = gpio_direction_input(ETH_KS8851_IRQ);
 141         if (status) {
 142                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
 143                 goto error3;
 144         }
 145
 146         return 0;
 147
 148 error3:
 149         gpio_free(ETH_KS8851_IRQ);
 150 error2:
 151         gpio_free(ETH_KS8851_QUART);
 152 error1:
 153         gpio_free(ETH_KS8851_POWER_ON);
 154         return status;
 155 }
 156
 157 static struct platform_device sdp4430_lcd_device = {
 158         .name           = "sdp4430_lcd",
 159         .id             = -1,
 160 };
 161
 162 static struct platform_device *sdp4430_devices[] __initdata = {
 163         &sdp4430_lcd_device,
 164         &sdp4430_leds_gpio,
 165 };
 166
 167 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 168         .ctrl_name      = "internal",
 169 };
 170
 171 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 172         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 173 };
 174
 175 static void __init omap_4430sdp_init_irq(void)
 176 {
 177         omap_board_config = sdp4430_config;
 178         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 179         omap2_init_common_hw(NULL, NULL);
 180 #ifdef CONFIG_OMAP_32K_TIMER
 181         omap2_gp_clockevent_set_gptimer(1);
 182 #endif
 183         gic_init_irq();
 184         omap_gpio_init();
 185 }
 186
 187 static struct omap_musb_board_data musb_board_data = {
 188         .interface_type         = MUSB_INTERFACE_UTMI,
 189         .mode                   = MUSB_PERIPHERAL,
 190         .power                  = 100,
 191 };
 192
 193 static struct omap2_hsmmc_info mmc[] = {
 194         {
 195                 .mmc            = 1,
 196                 .wires          = 8,
 197                 .gpio_wp        = -EINVAL,
 198         },
 199         {
 200                 .mmc            = 2,
 201                 .wires          = 8,
 202                 .gpio_cd        = -EINVAL,
 203                 .gpio_wp        = -EINVAL,
 204                 .nonremovable   = true,
 205         },
 206         {}      /* Terminator */
 207 };
 208
 209 static struct regulator_consumer_supply sdp4430_vaux_supply[] = {
 210         {
 211                 .supply = "vmmc",
 212                 .dev_name = "mmci-omap-hs.1",
 213         },
 214 };
 215 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 216         {
 217                 .supply = "vmmc",
 218                 .dev_name = "mmci-omap-hs.0",
 219         },
 220 };
 221
 222 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 223 {
 224         int ret = 0;
 225         struct platform_device *pdev = container_of(dev,
 226                                 struct platform_device, dev);
 227         struct omap_mmc_platform_data *pdata = dev->platform_data;
 228
 229         /* Setting MMC1 Card detect Irq */
 230         if (pdev->id == 0)
 231                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 232                                                 MMCDETECT_INTR_OFFSET;
 233         return ret;
 234 }
 235
 236 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 237 {
 238         struct omap_mmc_platform_data *pdata = dev->platform_data;
 239
 240         pdata->init =   omap4_twl6030_hsmmc_late_init;
 241 }
 242
 243 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 244 {
 245         struct omap2_hsmmc_info *c;
 246
 247         omap2_hsmmc_init(controllers);
 248         for (c = controllers; c->mmc; c++)
 249                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 250
 251         return 0;
 252 }
 253
 254 static struct regulator_init_data sdp4430_vaux1 = {
 255         .constraints = {
 256                 .min_uV                 = 1000000,
 257                 .max_uV                 = 3000000,
 258                 .apply_uV               = true,
 259                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 260                                         | REGULATOR_MODE_STANDBY,
 261                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 262                                         | REGULATOR_CHANGE_MODE
 263                                         | REGULATOR_CHANGE_STATUS,
 264         },
 265         .num_consumer_supplies  = 1,
 266         .consumer_supplies      = sdp4430_vaux_supply,
 267 };
 268
 269 static struct regulator_init_data sdp4430_vaux2 = {
 270         .constraints = {
 271                 .min_uV                 = 1200000,
 272                 .max_uV                 = 2800000,
 273                 .apply_uV               = true,
 274                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 275                                         | REGULATOR_MODE_STANDBY,
 276                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 277                                         | REGULATOR_CHANGE_MODE
 278                                         | REGULATOR_CHANGE_STATUS,
 279         },
 280 };
 281
 282 static struct regulator_init_data sdp4430_vaux3 = {
 283         .constraints = {
 284                 .min_uV                 = 1000000,
 285                 .max_uV                 = 3000000,
 286                 .apply_uV               = true,
 287                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 288                                         | REGULATOR_MODE_STANDBY,
 289                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 290                                         | REGULATOR_CHANGE_MODE
 291                                         | REGULATOR_CHANGE_STATUS,
 292         },
 293 };
 294
 295 /* VMMC1 for MMC1 card */
 296 static struct regulator_init_data sdp4430_vmmc = {
 297         .constraints = {
 298                 .min_uV                 = 1200000,
 299                 .max_uV                 = 3000000,
 300                 .apply_uV               = true,
 301                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 302                                         | REGULATOR_MODE_STANDBY,
 303                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 304                                         | REGULATOR_CHANGE_MODE
 305                                         | REGULATOR_CHANGE_STATUS,
 306         },
 307         .num_consumer_supplies  = 1,
 308         .consumer_supplies      = sdp4430_vmmc_supply,
 309 };
 310
 311 static struct regulator_init_data sdp4430_vpp = {
 312         .constraints = {
 313                 .min_uV                 = 1800000,
 314                 .max_uV                 = 2500000,
 315                 .apply_uV               = true,
 316                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 317                                         | REGULATOR_MODE_STANDBY,
 318                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 319                                         | REGULATOR_CHANGE_MODE
 320                                         | REGULATOR_CHANGE_STATUS,
 321         },
 322 };
 323
 324 static struct regulator_init_data sdp4430_vusim = {
 325         .constraints = {
 326                 .min_uV                 = 1200000,
 327                 .max_uV                 = 2900000,
 328                 .apply_uV               = true,
 329                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 330                                         | REGULATOR_MODE_STANDBY,
 331                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 332                                         | REGULATOR_CHANGE_MODE
 333                                         | REGULATOR_CHANGE_STATUS,
 334         },
 335 };
 336
 337 static struct regulator_init_data sdp4430_vana = {
 338         .constraints = {
 339                 .min_uV                 = 2100000,
 340                 .max_uV                 = 2100000,
 341                 .apply_uV               = true,
 342                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 343                                         | REGULATOR_MODE_STANDBY,
 344                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 345                                         | REGULATOR_CHANGE_STATUS,
 346         },
 347 };
 348
 349 static struct regulator_init_data sdp4430_vcxio = {
 350         .constraints = {
 351                 .min_uV                 = 1800000,
 352                 .max_uV                 = 1800000,
 353                 .apply_uV               = true,
 354                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 355                                         | REGULATOR_MODE_STANDBY,
 356                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 357                                         | REGULATOR_CHANGE_STATUS,
 358         },
 359 };
 360
 361 static struct regulator_init_data sdp4430_vdac = {
 362         .constraints = {
 363                 .min_uV                 = 1800000,
 364                 .max_uV                 = 1800000,
 365                 .apply_uV               = true,
 366                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 367                                         | REGULATOR_MODE_STANDBY,
 368                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 369                                         | REGULATOR_CHANGE_STATUS,
 370         },
 371 };
 372
 373 static struct regulator_init_data sdp4430_vusb = {
 374         .constraints = {
 375                 .min_uV                 = 3300000,
 376                 .max_uV                 = 3300000,
 377                 .apply_uV               = true,
 378                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 379                                         | REGULATOR_MODE_STANDBY,
 380                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 381                                         | REGULATOR_CHANGE_STATUS,
 382         },
 383 };
 384
 385 static struct twl4030_platform_data sdp4430_twldata = {
 386         .irq_base       = TWL6030_IRQ_BASE,
 387         .irq_end        = TWL6030_IRQ_END,
 388
 389         /* Regulators */
 390         .vmmc           = &sdp4430_vmmc,
 391         .vpp            = &sdp4430_vpp,
 392         .vusim          = &sdp4430_vusim,
 393         .vana           = &sdp4430_vana,
 394         .vcxio          = &sdp4430_vcxio,
 395         .vdac           = &sdp4430_vdac,
 396         .vusb           = &sdp4430_vusb,
 397         .vaux1          = &sdp4430_vaux1,
 398         .vaux2          = &sdp4430_vaux2,
 399         .vaux3          = &sdp4430_vaux3,
 400 };
 401
 402 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 403         {
 404                 I2C_BOARD_INFO("twl6030", 0x48),
 405                 .flags = I2C_CLIENT_WAKE,
 406                 .irq = OMAP44XX_IRQ_SYS_1N,
 407                 .platform_data = &sdp4430_twldata,
 408         },
 409 };
 410 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 411         {
 412                 I2C_BOARD_INFO("tmp105", 0x48),
 413         },
 414 };
 415 static int __init omap4_i2c_init(void)
 416 {
 417         /*
 418          * Phoenix Audio IC needs I2C1 to
 419          * start with 400 KHz or less
 420          */
 421         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 422                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 423         omap_register_i2c_bus(2, 400, NULL, 0);
 424         omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 425                                 ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
 426         omap_register_i2c_bus(4, 400, NULL, 0);
 427         return 0;
 428 }
 429 static void __init omap_4430sdp_init(void)
 430 {
 431         int status;
 432
 433         omap4_i2c_init();
 434         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 435         omap_serial_init();
 436         omap4_twl6030_hsmmc_init(mmc);
 437         /* OMAP4 SDP uses internal transceiver so register nop transceiver */
 438         usb_nop_xceiv_register();
 439         /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
 440         if (!cpu_is_omap44xx())
 441                 usb_musb_init(&musb_board_data);
 442
 443         status = omap_ethernet_init();
 444         if (status) {
 445                 pr_err("Ethernet initialization failed: %d\n", status);
 446         } else {
 447                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 448                 spi_register_board_info(sdp4430_spi_board_info,
 449                                 ARRAY_SIZE(sdp4430_spi_board_info));
 450         }
 451 }
 452
 453 static void __init omap_4430sdp_map_io(void)
 454 {
 455         omap2_set_globals_443x();
 456         omap44xx_map_common_io();
 457 }
 458
 459 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 460         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 461         .boot_params    = 0x80000100,
 462         .map_io         = omap_4430sdp_map_io,
 463         .reserve        = omap_reserve,
 464         .init_irq       = omap_4430sdp_init_irq,
 465         .init_machine   = omap_4430sdp_init,
 466         .timer          = &omap_timer,
 467 MACHINE_END