arch/arm/mach-omap2/board-cm-t35.c

   1 /*
   2  * board-cm-t35.c (CompuLab CM-T35 module)
   3  *
   4  * Copyright (C) 2009 CompuLab, Ltd.
   5  * Author: Mike Rapoport <mike@compulab.co.il>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * version 2 as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  19  * 02110-1301 USA
  20  *
  21  */
  22
  23 #include <linux/kernel.h>
  24 #include <linux/init.h>
  25 #include <linux/platform_device.h>
  26 #include <linux/input.h>
  27 #include <linux/input/matrix_keypad.h>
  28 #include <linux/delay.h>
  29 #include <linux/gpio.h>
  30
  31 #include <linux/i2c/at24.h>
  32 #include <linux/i2c/twl.h>
  33 #include <linux/regulator/machine.h>
  34 #include <linux/mmc/host.h>
  35
  36 #include <linux/spi/spi.h>
  37 #include <linux/spi/tdo24m.h>
  38
  39 #include <asm/mach-types.h>
  40 #include <asm/mach/arch.h>
  41 #include <asm/mach/map.h>
  42
  43 #include <plat/board.h>
  44 #include <plat/common.h>
  45 #include <plat/nand.h>
  46 #include <plat/gpmc.h>
  47 #include <plat/usb.h>
  48 #include <plat/display.h>
  49 #include <plat/panel-generic-dpi.h>
  50 #include <plat/mcspi.h>
  51
  52 #include <mach/hardware.h>
  53
  54 #include "mux.h"
  55 #include "sdram-micron-mt46h32m32lf-6.h"
  56 #include "hsmmc.h"
  57
  58 #define CM_T35_GPIO_PENDOWN     57
  59
  60 #define CM_T35_SMSC911X_CS      5
  61 #define CM_T35_SMSC911X_GPIO    163
  62 #define SB_T35_SMSC911X_CS      4
  63 #define SB_T35_SMSC911X_GPIO    65
  64
  65 #define NAND_BLOCK_SIZE         SZ_128K
  66
  67 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
  68 #include <linux/smsc911x.h>
  69
  70 static struct smsc911x_platform_config cm_t35_smsc911x_config = {
  71         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  72         .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
  73         .flags          = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
  74         .phy_interface  = PHY_INTERFACE_MODE_MII,
  75 };
  76
  77 static struct resource cm_t35_smsc911x_resources[] = {
  78         {
  79                 .flags  = IORESOURCE_MEM,
  80         },
  81         {
  82                 .start  = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
  83                 .end    = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
  84                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
  85         },
  86 };
  87
  88 static struct platform_device cm_t35_smsc911x_device = {
  89         .name           = "smsc911x",
  90         .id             = 0,
  91         .num_resources  = ARRAY_SIZE(cm_t35_smsc911x_resources),
  92         .resource       = cm_t35_smsc911x_resources,
  93         .dev            = {
  94                 .platform_data = &cm_t35_smsc911x_config,
  95         },
  96 };
  97
  98 static struct resource sb_t35_smsc911x_resources[] = {
  99         {
 100                 .flags  = IORESOURCE_MEM,
 101         },
 102         {
 103                 .start  = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
 104                 .end    = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
 105                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 106         },
 107 };
 108
 109 static struct platform_device sb_t35_smsc911x_device = {
 110         .name           = "smsc911x",
 111         .id             = 1,
 112         .num_resources  = ARRAY_SIZE(sb_t35_smsc911x_resources),
 113         .resource       = sb_t35_smsc911x_resources,
 114         .dev            = {
 115                 .platform_data = &cm_t35_smsc911x_config,
 116         },
 117 };
 118
 119 static void __init cm_t35_init_smsc911x(struct platform_device *dev,
 120                                         int cs, int irq_gpio)
 121 {
 122         unsigned long cs_mem_base;
 123
 124         if (gpmc_cs_request(cs, SZ_16M, &cs_mem_base) < 0) {
 125                 pr_err("CM-T35: Failed request for GPMC mem for smsc911x\n");
 126                 return;
 127         }
 128
 129         dev->resource[0].start = cs_mem_base + 0x0;
 130         dev->resource[0].end   = cs_mem_base + 0xff;
 131
 132         if ((gpio_request(irq_gpio, "ETH IRQ") == 0) &&
 133             (gpio_direction_input(irq_gpio) == 0)) {
 134                 gpio_export(irq_gpio, 0);
 135         } else {
 136                 pr_err("CM-T35: could not obtain gpio for SMSC911X IRQ\n");
 137                 return;
 138         }
 139
 140         platform_device_register(dev);
 141 }
 142
 143 static void __init cm_t35_init_ethernet(void)
 144 {
 145         cm_t35_init_smsc911x(&cm_t35_smsc911x_device,
 146                              CM_T35_SMSC911X_CS, CM_T35_SMSC911X_GPIO);
 147         cm_t35_init_smsc911x(&sb_t35_smsc911x_device,
 148                              SB_T35_SMSC911X_CS, SB_T35_SMSC911X_GPIO);
 149 }
 150 #else
 151 static inline void __init cm_t35_init_ethernet(void) { return; }
 152 #endif
 153
 154 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 155 #include <linux/leds.h>
 156
 157 static struct gpio_led cm_t35_leds[] = {
 158         [0] = {
 159                 .gpio                   = 186,
 160                 .name                   = "cm-t35:green",
 161                 .default_trigger        = "heartbeat",
 162                 .active_low             = 0,
 163         },
 164 };
 165
 166 static struct gpio_led_platform_data cm_t35_led_pdata = {
 167         .num_leds       = ARRAY_SIZE(cm_t35_leds),
 168         .leds           = cm_t35_leds,
 169 };
 170
 171 static struct platform_device cm_t35_led_device = {
 172         .name           = "leds-gpio",
 173         .id             = -1,
 174         .dev            = {
 175                 .platform_data  = &cm_t35_led_pdata,
 176         },
 177 };
 178
 179 static void __init cm_t35_init_led(void)
 180 {
 181         platform_device_register(&cm_t35_led_device);
 182 }
 183 #else
 184 static inline void cm_t35_init_led(void) {}
 185 #endif
 186
 187 #if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
 188 #include <linux/mtd/mtd.h>
 189 #include <linux/mtd/nand.h>
 190 #include <linux/mtd/partitions.h>
 191
 192 static struct mtd_partition cm_t35_nand_partitions[] = {
 193         {
 194                 .name           = "xloader",
 195                 .offset         = 0,                    /* Offset = 0x00000 */
 196                 .size           = 4 * NAND_BLOCK_SIZE,
 197                 .mask_flags     = MTD_WRITEABLE
 198         },
 199         {
 200                 .name           = "uboot",
 201                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
 202                 .size           = 15 * NAND_BLOCK_SIZE,
 203         },
 204         {
 205                 .name           = "uboot environment",
 206                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x260000 */
 207                 .size           = 2 * NAND_BLOCK_SIZE,
 208         },
 209         {
 210                 .name           = "linux",
 211                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x280000 */
 212                 .size           = 32 * NAND_BLOCK_SIZE,
 213         },
 214         {
 215                 .name           = "rootfs",
 216                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x680000 */
 217                 .size           = MTDPART_SIZ_FULL,
 218         },
 219 };
 220
 221 static struct omap_nand_platform_data cm_t35_nand_data = {
 222         .parts                  = cm_t35_nand_partitions,
 223         .nr_parts               = ARRAY_SIZE(cm_t35_nand_partitions),
 224         .dma_channel            = -1,   /* disable DMA in OMAP NAND driver */
 225         .cs                     = 0,
 226
 227 };
 228
 229 static void __init cm_t35_init_nand(void)
 230 {
 231         if (gpmc_nand_init(&cm_t35_nand_data) < 0)
 232                 pr_err("CM-T35: Unable to register NAND device\n");
 233 }
 234 #else
 235 static inline void cm_t35_init_nand(void) {}
 236 #endif
 237
 238 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
 239         defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
 240 #include <linux/spi/ads7846.h>
 241
 242 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 243         .turbo_mode     = 0,
 244         .single_channel = 1,    /* 0: slave, 1: master */
 245 };
 246
 247 static int ads7846_get_pendown_state(void)
 248 {
 249         return !gpio_get_value(CM_T35_GPIO_PENDOWN);
 250 }
 251
 252 static struct ads7846_platform_data ads7846_config = {
 253         .x_max                  = 0x0fff,
 254         .y_max                  = 0x0fff,
 255         .x_plate_ohms           = 180,
 256         .pressure_max           = 255,
 257         .debounce_max           = 10,
 258         .debounce_tol           = 3,
 259         .debounce_rep           = 1,
 260         .get_pendown_state      = ads7846_get_pendown_state,
 261         .keep_vref_on           = 1,
 262 };
 263
 264 static struct spi_board_info cm_t35_spi_board_info[] __initdata = {
 265         {
 266                 .modalias               = "ads7846",
 267                 .bus_num                = 1,
 268                 .chip_select            = 0,
 269                 .max_speed_hz           = 1500000,
 270                 .controller_data        = &ads7846_mcspi_config,
 271                 .irq                    = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN),
 272                 .platform_data          = &ads7846_config,
 273         },
 274 };
 275
 276 static void __init cm_t35_init_ads7846(void)
 277 {
 278         if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
 279             (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) {
 280                 gpio_export(CM_T35_GPIO_PENDOWN, 0);
 281         } else {
 282                 pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n");
 283                 return;
 284         }
 285
 286         spi_register_board_info(cm_t35_spi_board_info,
 287                                 ARRAY_SIZE(cm_t35_spi_board_info));
 288 }
 289 #else
 290 static inline void cm_t35_init_ads7846(void) {}
 291 #endif
 292
 293 #define CM_T35_LCD_EN_GPIO 157
 294 #define CM_T35_LCD_BL_GPIO 58
 295 #define CM_T35_DVI_EN_GPIO 54
 296
 297 static int lcd_bl_gpio;
 298 static int lcd_en_gpio;
 299 static int dvi_en_gpio;
 300
 301 static int lcd_enabled;
 302 static int dvi_enabled;
 303
 304 static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev)
 305 {
 306         if (dvi_enabled) {
 307                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 308                 return -EINVAL;
 309         }
 310
 311         gpio_set_value(lcd_en_gpio, 1);
 312         gpio_set_value(lcd_bl_gpio, 1);
 313
 314         lcd_enabled = 1;
 315
 316         return 0;
 317 }
 318
 319 static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
 320 {
 321         lcd_enabled = 0;
 322
 323         gpio_set_value(lcd_bl_gpio, 0);
 324         gpio_set_value(lcd_en_gpio, 0);
 325 }
 326
 327 static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
 328 {
 329         if (lcd_enabled) {
 330                 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
 331                 return -EINVAL;
 332         }
 333
 334         gpio_set_value(dvi_en_gpio, 0);
 335         dvi_enabled = 1;
 336
 337         return 0;
 338 }
 339
 340 static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
 341 {
 342         gpio_set_value(dvi_en_gpio, 1);
 343         dvi_enabled = 0;
 344 }
 345
 346 static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev)
 347 {
 348         return 0;
 349 }
 350
 351 static void cm_t35_panel_disable_tv(struct omap_dss_device *dssdev)
 352 {
 353 }
 354
 355 static struct panel_generic_dpi_data lcd_panel = {
 356         .name                   = "toppoly_tdo35s",
 357         .platform_enable        = cm_t35_panel_enable_lcd,
 358         .platform_disable       = cm_t35_panel_disable_lcd,
 359 };
 360
 361 static struct omap_dss_device cm_t35_lcd_device = {
 362         .name                   = "lcd",
 363         .type                   = OMAP_DISPLAY_TYPE_DPI,
 364         .driver_name            = "generic_dpi_panel",
 365         .data                   = &lcd_panel,
 366         .phy.dpi.data_lines     = 18,
 367 };
 368
 369 static struct panel_generic_dpi_data dvi_panel = {
 370         .name                   = "generic",
 371         .platform_enable        = cm_t35_panel_enable_dvi,
 372         .platform_disable       = cm_t35_panel_disable_dvi,
 373 };
 374
 375 static struct omap_dss_device cm_t35_dvi_device = {
 376         .name                   = "dvi",
 377         .type                   = OMAP_DISPLAY_TYPE_DPI,
 378         .driver_name            = "generic_dpi_panel",
 379         .data                   = &dvi_panel,
 380         .phy.dpi.data_lines     = 24,
 381 };
 382
 383 static struct omap_dss_device cm_t35_tv_device = {
 384         .name                   = "tv",
 385         .driver_name            = "venc",
 386         .type                   = OMAP_DISPLAY_TYPE_VENC,
 387         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 388         .platform_enable        = cm_t35_panel_enable_tv,
 389         .platform_disable       = cm_t35_panel_disable_tv,
 390 };
 391
 392 static struct omap_dss_device *cm_t35_dss_devices[] = {
 393         &cm_t35_lcd_device,
 394         &cm_t35_dvi_device,
 395         &cm_t35_tv_device,
 396 };
 397
 398 static struct omap_dss_board_info cm_t35_dss_data = {
 399         .num_devices    = ARRAY_SIZE(cm_t35_dss_devices),
 400         .devices        = cm_t35_dss_devices,
 401         .default_device = &cm_t35_dvi_device,
 402 };
 403
 404 static struct platform_device cm_t35_dss_device = {
 405         .name           = "omapdss",
 406         .id             = -1,
 407         .dev            = {
 408                 .platform_data = &cm_t35_dss_data,
 409         },
 410 };
 411
 412 static struct omap2_mcspi_device_config tdo24m_mcspi_config = {
 413         .turbo_mode     = 0,
 414         .single_channel = 1,    /* 0: slave, 1: master */
 415 };
 416
 417 static struct tdo24m_platform_data tdo24m_config = {
 418         .model = TDO35S,
 419 };
 420
 421 static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
 422         {
 423                 .modalias               = "tdo24m",
 424                 .bus_num                = 4,
 425                 .chip_select            = 0,
 426                 .max_speed_hz           = 1000000,
 427                 .controller_data        = &tdo24m_mcspi_config,
 428                 .platform_data          = &tdo24m_config,
 429         },
 430 };
 431
 432 static void __init cm_t35_init_display(void)
 433 {
 434         int err;
 435
 436         lcd_en_gpio = CM_T35_LCD_EN_GPIO;
 437         lcd_bl_gpio = CM_T35_LCD_BL_GPIO;
 438         dvi_en_gpio = CM_T35_DVI_EN_GPIO;
 439
 440         spi_register_board_info(cm_t35_lcd_spi_board_info,
 441                                 ARRAY_SIZE(cm_t35_lcd_spi_board_info));
 442
 443         err = gpio_request(lcd_en_gpio, "LCD RST");
 444         if (err) {
 445                 pr_err("CM-T35: failed to get LCD reset GPIO\n");
 446                 goto out;
 447         }
 448
 449         err = gpio_request(lcd_bl_gpio, "LCD BL");
 450         if (err) {
 451                 pr_err("CM-T35: failed to get LCD backlight control GPIO\n");
 452                 goto err_lcd_bl;
 453         }
 454
 455         err = gpio_request(dvi_en_gpio, "DVI EN");
 456         if (err) {
 457                 pr_err("CM-T35: failed to get DVI reset GPIO\n");
 458                 goto err_dvi_en;
 459         }
 460
 461         gpio_export(lcd_en_gpio, 0);
 462         gpio_export(lcd_bl_gpio, 0);
 463         gpio_export(dvi_en_gpio, 0);
 464         gpio_direction_output(lcd_en_gpio, 0);
 465         gpio_direction_output(lcd_bl_gpio, 0);
 466         gpio_direction_output(dvi_en_gpio, 1);
 467
 468         msleep(50);
 469         gpio_set_value(lcd_en_gpio, 1);
 470
 471         err = platform_device_register(&cm_t35_dss_device);
 472         if (err) {
 473                 pr_err("CM-T35: failed to register DSS device\n");
 474                 goto err_dev_reg;
 475         }
 476
 477         return;
 478
 479 err_dev_reg:
 480         gpio_free(dvi_en_gpio);
 481 err_dvi_en:
 482         gpio_free(lcd_bl_gpio);
 483 err_lcd_bl:
 484         gpio_free(lcd_en_gpio);
 485 out:
 486
 487         return;
 488 }
 489
 490 static struct regulator_consumer_supply cm_t35_vmmc1_supply = {
 491         .supply                 = "vmmc",
 492 };
 493
 494 static struct regulator_consumer_supply cm_t35_vsim_supply = {
 495         .supply                 = "vmmc_aux",
 496 };
 497
 498 static struct regulator_consumer_supply cm_t35_vdac_supply = {
 499         .supply         = "vdda_dac",
 500         .dev            = &cm_t35_dss_device.dev,
 501 };
 502
 503 static struct regulator_consumer_supply cm_t35_vdvi_supply = {
 504         .supply         = "vdvi",
 505         .dev            = &cm_t35_dss_device.dev,
 506 };
 507
 508 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 509 static struct regulator_init_data cm_t35_vmmc1 = {
 510         .constraints = {
 511                 .min_uV                 = 1850000,
 512                 .max_uV                 = 3150000,
 513                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 514                                         | REGULATOR_MODE_STANDBY,
 515                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 516                                         | REGULATOR_CHANGE_MODE
 517                                         | REGULATOR_CHANGE_STATUS,
 518         },
 519         .num_consumer_supplies  = 1,
 520         .consumer_supplies      = &cm_t35_vmmc1_supply,
 521 };
 522
 523 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 524 static struct regulator_init_data cm_t35_vsim = {
 525         .constraints = {
 526                 .min_uV                 = 1800000,
 527                 .max_uV                 = 3000000,
 528                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 529                                         | REGULATOR_MODE_STANDBY,
 530                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 531                                         | REGULATOR_CHANGE_MODE
 532                                         | REGULATOR_CHANGE_STATUS,
 533         },
 534         .num_consumer_supplies  = 1,
 535         .consumer_supplies      = &cm_t35_vsim_supply,
 536 };
 537
 538 /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
 539 static struct regulator_init_data cm_t35_vdac = {
 540         .constraints = {
 541                 .min_uV                 = 1800000,
 542                 .max_uV                 = 1800000,
 543                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 544                                         | REGULATOR_MODE_STANDBY,
 545                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 546                                         | REGULATOR_CHANGE_STATUS,
 547         },
 548         .num_consumer_supplies  = 1,
 549         .consumer_supplies      = &cm_t35_vdac_supply,
 550 };
 551
 552 /* VPLL2 for digital video outputs */
 553 static struct regulator_init_data cm_t35_vpll2 = {
 554         .constraints = {
 555                 .name                   = "VDVI",
 556                 .min_uV                 = 1800000,
 557                 .max_uV                 = 1800000,
 558                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 559                                         | REGULATOR_MODE_STANDBY,
 560                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 561                                         | REGULATOR_CHANGE_STATUS,
 562         },
 563         .num_consumer_supplies  = 1,
 564         .consumer_supplies      = &cm_t35_vdvi_supply,
 565 };
 566
 567 static struct twl4030_usb_data cm_t35_usb_data = {
 568         .usb_mode       = T2_USB_MODE_ULPI,
 569 };
 570
 571 static uint32_t cm_t35_keymap[] = {
 572         KEY(0, 0, KEY_A),       KEY(0, 1, KEY_B),       KEY(0, 2, KEY_LEFT),
 573         KEY(1, 0, KEY_UP),      KEY(1, 1, KEY_ENTER),   KEY(1, 2, KEY_DOWN),
 574         KEY(2, 0, KEY_RIGHT),   KEY(2, 1, KEY_C),       KEY(2, 2, KEY_D),
 575 };
 576
 577 static struct matrix_keymap_data cm_t35_keymap_data = {
 578         .keymap                 = cm_t35_keymap,
 579         .keymap_size            = ARRAY_SIZE(cm_t35_keymap),
 580 };
 581
 582 static struct twl4030_keypad_data cm_t35_kp_data = {
 583         .keymap_data    = &cm_t35_keymap_data,
 584         .rows           = 3,
 585         .cols           = 3,
 586         .rep            = 1,
 587 };
 588
 589 static struct omap2_hsmmc_info mmc[] = {
 590         {
 591                 .mmc            = 1,
 592                 .caps           = MMC_CAP_4_BIT_DATA,
 593                 .gpio_cd        = -EINVAL,
 594                 .gpio_wp        = -EINVAL,
 595
 596         },
 597         {
 598                 .mmc            = 2,
 599                 .caps           = MMC_CAP_4_BIT_DATA,
 600                 .transceiver    = 1,
 601                 .gpio_cd        = -EINVAL,
 602                 .gpio_wp        = -EINVAL,
 603                 .ocr_mask       = 0x00100000,   /* 3.3V */
 604         },
 605         {}      /* Terminator */
 606 };
 607
 608 static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
 609         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 610         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
 611         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 612
 613         .phy_reset  = true,
 614         .reset_gpio_port[0]  = OMAP_MAX_GPIO_LINES + 6,
 615         .reset_gpio_port[1]  = OMAP_MAX_GPIO_LINES + 7,
 616         .reset_gpio_port[2]  = -EINVAL
 617 };
 618
 619 static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
 620                                  unsigned ngpio)
 621 {
 622         int wlan_rst = gpio + 2;
 623
 624         if ((gpio_request(wlan_rst, "WLAN RST") == 0) &&
 625             (gpio_direction_output(wlan_rst, 1) == 0)) {
 626                 gpio_export(wlan_rst, 0);
 627
 628                 udelay(10);
 629                 gpio_set_value(wlan_rst, 0);
 630                 udelay(10);
 631                 gpio_set_value(wlan_rst, 1);
 632         } else {
 633                 pr_err("CM-T35: could not obtain gpio for WiFi reset\n");
 634         }
 635
 636         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 637         mmc[0].gpio_cd = gpio + 0;
 638         omap2_hsmmc_init(mmc);
 639
 640         /* link regulators to MMC adapters */
 641         cm_t35_vmmc1_supply.dev = mmc[0].dev;
 642         cm_t35_vsim_supply.dev = mmc[0].dev;
 643
 644         return 0;
 645 }
 646
 647 static struct twl4030_gpio_platform_data cm_t35_gpio_data = {
 648         .gpio_base      = OMAP_MAX_GPIO_LINES,
 649         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 650         .irq_end        = TWL4030_GPIO_IRQ_END,
 651         .setup          = cm_t35_twl_gpio_setup,
 652 };
 653
 654 static struct twl4030_platform_data cm_t35_twldata = {
 655         .irq_base       = TWL4030_IRQ_BASE,
 656         .irq_end        = TWL4030_IRQ_END,
 657
 658         /* platform_data for children goes here */
 659         .keypad         = &cm_t35_kp_data,
 660         .usb            = &cm_t35_usb_data,
 661         .gpio           = &cm_t35_gpio_data,
 662         .vmmc1          = &cm_t35_vmmc1,
 663         .vsim           = &cm_t35_vsim,
 664         .vdac           = &cm_t35_vdac,
 665         .vpll2          = &cm_t35_vpll2,
 666 };
 667
 668 static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = {
 669         {
 670                 I2C_BOARD_INFO("tps65930", 0x48),
 671                 .flags          = I2C_CLIENT_WAKE,
 672                 .irq            = INT_34XX_SYS_NIRQ,
 673                 .platform_data  = &cm_t35_twldata,
 674         },
 675 };
 676
 677 static void __init cm_t35_init_i2c(void)
 678 {
 679         omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo,
 680                               ARRAY_SIZE(cm_t35_i2c_boardinfo));
 681 }
 682
 683 static struct omap_board_config_kernel cm_t35_config[] __initdata = {
 684 };
 685
 686 static void __init cm_t35_init_early(void)
 687 {
 688         omap_board_config = cm_t35_config;
 689         omap_board_config_size = ARRAY_SIZE(cm_t35_config);
 690
 691         omap2_init_common_infrastructure();
 692         omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
 693                              mt46h32m32lf6_sdrc_params);
 694 }
 695
 696 static struct omap_board_mux board_mux[] __initdata = {
 697         /* nCS and IRQ for CM-T35 ethernet */
 698         OMAP3_MUX(GPMC_NCS5, OMAP_MUX_MODE0),
 699         OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 700
 701         /* nCS and IRQ for SB-T35 ethernet */
 702         OMAP3_MUX(GPMC_NCS4, OMAP_MUX_MODE0),
 703         OMAP3_MUX(GPMC_WAIT3, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 704
 705         /* PENDOWN GPIO */
 706         OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 707
 708         /* mUSB */
 709         OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 710         OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 711         OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 712         OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 713         OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 714         OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 715         OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 716         OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 717         OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 718         OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 719         OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 720         OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 721
 722         /* MMC 2 */
 723         OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 724         OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 725         OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 726         OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 727
 728         /* McSPI 1 */
 729         OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 730         OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 731         OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 732         OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
 733
 734         /* McSPI 4 */
 735         OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 736         OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 737         OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 738         OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP),
 739
 740         /* McBSP 2 */
 741         OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 742         OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 743         OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 744         OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 745
 746         /* serial ports */
 747         OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 748         OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 749         OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 750         OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 751
 752         /* DSS */
 753         OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 754         OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 755         OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 756         OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 757         OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 758         OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 759         OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 760         OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 761         OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 762         OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 763         OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 764         OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 765         OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 766         OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 767         OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 768         OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 769         OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 770         OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 771         OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 772         OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 773         OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 774         OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 775         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 776         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 777         OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 778         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 779         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 780         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 781
 782         /* display controls */
 783         OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 784         OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 785         OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 786
 787         /* TPS IRQ */
 788         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
 789                   OMAP_PIN_INPUT_PULLUP),
 790
 791         { .reg_offset = OMAP_MUX_TERMINATOR },
 792 };
 793
 794 static struct omap_musb_board_data musb_board_data = {
 795         .interface_type         = MUSB_INTERFACE_ULPI,
 796         .mode                   = MUSB_OTG,
 797         .power                  = 100,
 798 };
 799
 800 static void __init cm_t35_init(void)
 801 {
 802         omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
 803         omap_serial_init();
 804         cm_t35_init_i2c();
 805         cm_t35_init_nand();
 806         cm_t35_init_ads7846();
 807         cm_t35_init_ethernet();
 808         cm_t35_init_led();
 809         cm_t35_init_display();
 810
 811         usb_musb_init(&musb_board_data);
 812         usb_ehci_init(&ehci_pdata);
 813 }
 814
 815 MACHINE_START(CM_T35, "Compulab CM-T35")
 816         .boot_params    = 0x80000100,
 817         .reserve        = omap_reserve,
 818         .map_io         = omap3_map_io,
 819         .init_early     = cm_t35_init_early,
 820         .init_irq       = omap_init_irq,
 821         .init_machine   = cm_t35_init,
 822         .timer          = &omap_timer,
 823 MACHINE_END