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
  25 #include <mach/hardware.h>
  26 #include <mach/omap4-common.h>
  27 #include <asm/mach-types.h>
  28 #include <asm/mach/arch.h>
  29 #include <asm/mach/map.h>
  30
  31 #include <plat/board.h>
  32 #include <plat/common.h>
  33 #include <plat/control.h>
  34 #include <plat/timer-gp.h>
  35 #include <plat/usb.h>
  36 #include <plat/mmc.h>
  37 #include "hsmmc.h"
  38
  39 #define ETH_KS8851_IRQ                  34
  40 #define ETH_KS8851_POWER_ON             48
  41 #define ETH_KS8851_QUART                138
  42
  43 static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
  44         {
  45                 .modalias               = "ks8851",
  46                 .bus_num                = 1,
  47                 .chip_select            = 0,
  48                 .max_speed_hz           = 24000000,
  49                 .irq                    = ETH_KS8851_IRQ,
  50         },
  51 };
  52
  53 static int omap_ethernet_init(void)
  54 {
  55         int status;
  56
  57         /* Request of GPIO lines */
  58
  59         status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
  60         if (status) {
  61                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
  62                 return status;
  63         }
  64
  65         status = gpio_request(ETH_KS8851_QUART, "quart");
  66         if (status) {
  67                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
  68                 goto error1;
  69         }
  70
  71         status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
  72         if (status) {
  73                 pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
  74                 goto error2;
  75         }
  76
  77         /* Configuration of requested GPIO lines */
  78
  79         status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
  80         if (status) {
  81                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
  82                 goto error3;
  83         }
  84
  85         status = gpio_direction_output(ETH_KS8851_QUART, 1);
  86         if (status) {
  87                 pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
  88                 goto error3;
  89         }
  90
  91         status = gpio_direction_input(ETH_KS8851_IRQ);
  92         if (status) {
  93                 pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
  94                 goto error3;
  95         }
  96
  97         return 0;
  98
  99 error3:
 100         gpio_free(ETH_KS8851_IRQ);
 101 error2:
 102         gpio_free(ETH_KS8851_QUART);
 103 error1:
 104         gpio_free(ETH_KS8851_POWER_ON);
 105         return status;
 106 }
 107
 108 static struct platform_device sdp4430_lcd_device = {
 109         .name           = "sdp4430_lcd",
 110         .id             = -1,
 111 };
 112
 113 static struct platform_device *sdp4430_devices[] __initdata = {
 114         &sdp4430_lcd_device,
 115 };
 116
 117 static struct omap_lcd_config sdp4430_lcd_config __initdata = {
 118         .ctrl_name      = "internal",
 119 };
 120
 121 static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 122         { OMAP_TAG_LCD,         &sdp4430_lcd_config },
 123 };
 124
 125 static void __init omap_4430sdp_init_irq(void)
 126 {
 127         omap_board_config = sdp4430_config;
 128         omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 129         omap2_init_common_hw(NULL, NULL);
 130 #ifdef CONFIG_OMAP_32K_TIMER
 131         omap2_gp_clockevent_set_gptimer(1);
 132 #endif
 133         gic_init_irq();
 134         omap_gpio_init();
 135 }
 136
 137 static struct omap_musb_board_data musb_board_data = {
 138         .interface_type         = MUSB_INTERFACE_UTMI,
 139         .mode                   = MUSB_PERIPHERAL,
 140         .power                  = 100,
 141 };
 142
 143 static struct omap2_hsmmc_info mmc[] = {
 144         {
 145                 .mmc            = 1,
 146                 .wires          = 8,
 147                 .gpio_wp        = -EINVAL,
 148         },
 149         {
 150                 .mmc            = 2,
 151                 .wires          = 8,
 152                 .gpio_cd        = -EINVAL,
 153                 .gpio_wp        = -EINVAL,
 154                 .nonremovable   = true,
 155         },
 156         {}      /* Terminator */
 157 };
 158
 159 static struct regulator_consumer_supply sdp4430_vmmc_supply[] = {
 160         {
 161                 .supply = "vmmc",
 162                 .dev_name = "mmci-omap-hs.0",
 163         },
 164         {
 165                 .supply = "vmmc",
 166                 .dev_name = "mmci-omap-hs.1",
 167         },
 168 };
 169
 170 static int omap4_twl6030_hsmmc_late_init(struct device *dev)
 171 {
 172         int ret = 0;
 173         struct platform_device *pdev = container_of(dev,
 174                                 struct platform_device, dev);
 175         struct omap_mmc_platform_data *pdata = dev->platform_data;
 176
 177         /* Setting MMC1 Card detect Irq */
 178         if (pdev->id == 0)
 179                 pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
 180                                                 MMCDETECT_INTR_OFFSET;
 181         return ret;
 182 }
 183
 184 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 185 {
 186         struct omap_mmc_platform_data *pdata = dev->platform_data;
 187
 188         pdata->init =   omap4_twl6030_hsmmc_late_init;
 189 }
 190
 191 static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
 192 {
 193         struct omap2_hsmmc_info *c;
 194
 195         omap2_hsmmc_init(controllers);
 196         for (c = controllers; c->mmc; c++)
 197                 omap4_twl6030_hsmmc_set_late_init(c->dev);
 198
 199         return 0;
 200 }
 201
 202 static struct regulator_init_data sdp4430_vaux1 = {
 203         .constraints = {
 204                 .min_uV                 = 1000000,
 205                 .max_uV                 = 3000000,
 206                 .apply_uV               = true,
 207                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 208                                         | REGULATOR_MODE_STANDBY,
 209                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 210                                         | REGULATOR_CHANGE_MODE
 211                                         | REGULATOR_CHANGE_STATUS,
 212         },
 213 };
 214
 215 static struct regulator_init_data sdp4430_vaux2 = {
 216         .constraints = {
 217                 .min_uV                 = 1200000,
 218                 .max_uV                 = 2800000,
 219                 .apply_uV               = true,
 220                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 221                                         | REGULATOR_MODE_STANDBY,
 222                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 223                                         | REGULATOR_CHANGE_MODE
 224                                         | REGULATOR_CHANGE_STATUS,
 225         },
 226 };
 227
 228 static struct regulator_init_data sdp4430_vaux3 = {
 229         .constraints = {
 230                 .min_uV                 = 1000000,
 231                 .max_uV                 = 3000000,
 232                 .apply_uV               = true,
 233                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 234                                         | REGULATOR_MODE_STANDBY,
 235                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 236                                         | REGULATOR_CHANGE_MODE
 237                                         | REGULATOR_CHANGE_STATUS,
 238         },
 239 };
 240
 241 /* VMMC1 for MMC1 card */
 242 static struct regulator_init_data sdp4430_vmmc = {
 243         .constraints = {
 244                 .min_uV                 = 1200000,
 245                 .max_uV                 = 3000000,
 246                 .apply_uV               = true,
 247                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 248                                         | REGULATOR_MODE_STANDBY,
 249                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 250                                         | REGULATOR_CHANGE_MODE
 251                                         | REGULATOR_CHANGE_STATUS,
 252         },
 253         .num_consumer_supplies  = 2,
 254         .consumer_supplies      = sdp4430_vmmc_supply,
 255 };
 256
 257 static struct regulator_init_data sdp4430_vpp = {
 258         .constraints = {
 259                 .min_uV                 = 1800000,
 260                 .max_uV                 = 2500000,
 261                 .apply_uV               = true,
 262                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 263                                         | REGULATOR_MODE_STANDBY,
 264                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 265                                         | REGULATOR_CHANGE_MODE
 266                                         | REGULATOR_CHANGE_STATUS,
 267         },
 268 };
 269
 270 static struct regulator_init_data sdp4430_vusim = {
 271         .constraints = {
 272                 .min_uV                 = 1200000,
 273                 .max_uV                 = 2900000,
 274                 .apply_uV               = true,
 275                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 276                                         | REGULATOR_MODE_STANDBY,
 277                 .valid_ops_mask  = REGULATOR_CHANGE_VOLTAGE
 278                                         | REGULATOR_CHANGE_MODE
 279                                         | REGULATOR_CHANGE_STATUS,
 280         },
 281 };
 282
 283 static struct regulator_init_data sdp4430_vana = {
 284         .constraints = {
 285                 .min_uV                 = 2100000,
 286                 .max_uV                 = 2100000,
 287                 .apply_uV               = true,
 288                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 289                                         | REGULATOR_MODE_STANDBY,
 290                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 291                                         | REGULATOR_CHANGE_STATUS,
 292         },
 293 };
 294
 295 static struct regulator_init_data sdp4430_vcxio = {
 296         .constraints = {
 297                 .min_uV                 = 1800000,
 298                 .max_uV                 = 1800000,
 299                 .apply_uV               = true,
 300                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 301                                         | REGULATOR_MODE_STANDBY,
 302                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 303                                         | REGULATOR_CHANGE_STATUS,
 304         },
 305 };
 306
 307 static struct regulator_init_data sdp4430_vdac = {
 308         .constraints = {
 309                 .min_uV                 = 1800000,
 310                 .max_uV                 = 1800000,
 311                 .apply_uV               = true,
 312                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 313                                         | REGULATOR_MODE_STANDBY,
 314                 .valid_ops_mask  = REGULATOR_CHANGE_MODE
 315                                         | REGULATOR_CHANGE_STATUS,
 316         },
 317 };
 318
 319 static struct regulator_init_data sdp4430_vusb = {
 320         .constraints = {
 321                 .min_uV                 = 3300000,
 322                 .max_uV                 = 3300000,
 323                 .apply_uV               = true,
 324                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 325                                         | REGULATOR_MODE_STANDBY,
 326                 .valid_ops_mask  =      REGULATOR_CHANGE_MODE
 327                                         | REGULATOR_CHANGE_STATUS,
 328         },
 329 };
 330
 331 static struct twl4030_platform_data sdp4430_twldata = {
 332         .irq_base       = TWL6030_IRQ_BASE,
 333         .irq_end        = TWL6030_IRQ_END,
 334
 335         /* Regulators */
 336         .vmmc           = &sdp4430_vmmc,
 337         .vpp            = &sdp4430_vpp,
 338         .vusim          = &sdp4430_vusim,
 339         .vana           = &sdp4430_vana,
 340         .vcxio          = &sdp4430_vcxio,
 341         .vdac           = &sdp4430_vdac,
 342         .vusb           = &sdp4430_vusb,
 343         .vaux1          = &sdp4430_vaux1,
 344         .vaux2          = &sdp4430_vaux2,
 345         .vaux3          = &sdp4430_vaux3,
 346 };
 347
 348 static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
 349         {
 350                 I2C_BOARD_INFO("twl6030", 0x48),
 351                 .flags = I2C_CLIENT_WAKE,
 352                 .irq = OMAP44XX_IRQ_SYS_1N,
 353                 .platform_data = &sdp4430_twldata,
 354         },
 355 };
 356 static int __init omap4_i2c_init(void)
 357 {
 358         /*
 359          * Phoenix Audio IC needs I2C1 to
 360          * start with 400 KHz or less
 361          */
 362         omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
 363                         ARRAY_SIZE(sdp4430_i2c_boardinfo));
 364         omap_register_i2c_bus(2, 400, NULL, 0);
 365         omap_register_i2c_bus(3, 400, NULL, 0);
 366         omap_register_i2c_bus(4, 400, NULL, 0);
 367         return 0;
 368 }
 369 static void __init omap_4430sdp_init(void)
 370 {
 371         int status;
 372
 373         omap4_i2c_init();
 374         platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 375         omap_serial_init();
 376         omap4_twl6030_hsmmc_init(mmc);
 377         /* OMAP4 SDP uses internal transceiver so register nop transceiver */
 378         usb_nop_xceiv_register();
 379         /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
 380         if (!cpu_is_omap44xx())
 381                 usb_musb_init(&musb_board_data);
 382
 383         status = omap_ethernet_init();
 384         if (status) {
 385                 pr_err("Ethernet initialization failed: %d\n", status);
 386         } else {
 387                 sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
 388                 spi_register_board_info(sdp4430_spi_board_info,
 389                                 ARRAY_SIZE(sdp4430_spi_board_info));
 390         }
 391 }
 392
 393 static void __init omap_4430sdp_map_io(void)
 394 {
 395         omap2_set_globals_443x();
 396         omap44xx_map_common_io();
 397 }
 398
 399 MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
 400         /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
 401         .phys_io        = 0x48000000,
 402         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
 403         .boot_params    = 0x80000100,
 404         .map_io         = omap_4430sdp_map_io,
 405         .init_irq       = omap_4430sdp_init_irq,
 406         .init_machine   = omap_4430sdp_init,
 407         .timer          = &omap_timer,
 408 MACHINE_END