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
  35 #include <linux/spi/spi.h>
  36 #include <linux/spi/tdo24m.h>
  37
  38 #include <asm/mach-types.h>
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/map.h>
  41
  42 #include <plat/board.h>
  43 #include <plat/common.h>
  44 #include <plat/nand.h>
  45 #include <plat/gpmc.h>
  46 #include <plat/usb.h>
  47 #include <plat/display.h>
  48 #include <plat/mcspi.h>
  49
  50 #include <mach/hardware.h>
  51
  52 #include "mux.h"
  53 #include "sdram-micron-mt46h32m32lf-6.h"
  54 #include "hsmmc.h"
  55
  56 #define CM_T35_GPIO_PENDOWN     57
  57
  58 #define CM_T35_SMSC911X_CS      5
  59 #define CM_T35_SMSC911X_GPIO    163
  60 #define SB_T35_SMSC911X_CS      4
  61 #define SB_T35_SMSC911X_GPIO    65
  62
  63 #define NAND_BLOCK_SIZE         SZ_128K
  64 #define GPMC_CS0_BASE           0x60
  65 #define GPMC_CS0_BASE_ADDR      (OMAP34XX_GPMC_VIRT + GPMC_CS0_BASE)
  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         .gpmc_cs_baseaddr       = (void __iomem *)GPMC_CS0_BASE_ADDR,
 227         .gpmc_baseaddr          = (void __iomem *)OMAP34XX_GPMC_VIRT,
 228
 229 };
 230
 231 static struct resource cm_t35_nand_resource = {
 232         .flags          = IORESOURCE_MEM,
 233 };
 234
 235 static struct platform_device cm_t35_nand_device = {
 236         .name           = "omap2-nand",
 237         .id             = -1,
 238         .num_resources  = 1,
 239         .resource       = &cm_t35_nand_resource,
 240         .dev            = {
 241                 .platform_data  = &cm_t35_nand_data,
 242         },
 243 };
 244
 245 static void __init cm_t35_init_nand(void)
 246 {
 247         if (platform_device_register(&cm_t35_nand_device) < 0)
 248                 pr_err("CM-T35: Unable to register NAND device\n");
 249 }
 250 #else
 251 static inline void cm_t35_init_nand(void) {}
 252 #endif
 253
 254 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
 255         defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
 256 #include <linux/spi/ads7846.h>
 257
 258 #include <plat/mcspi.h>
 259
 260 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 261         .turbo_mode     = 0,
 262         .single_channel = 1,    /* 0: slave, 1: master */
 263 };
 264
 265 static int ads7846_get_pendown_state(void)
 266 {
 267         return !gpio_get_value(CM_T35_GPIO_PENDOWN);
 268 }
 269
 270 static struct ads7846_platform_data ads7846_config = {
 271         .x_max                  = 0x0fff,
 272         .y_max                  = 0x0fff,
 273         .x_plate_ohms           = 180,
 274         .pressure_max           = 255,
 275         .debounce_max           = 10,
 276         .debounce_tol           = 3,
 277         .debounce_rep           = 1,
 278         .get_pendown_state      = ads7846_get_pendown_state,
 279         .keep_vref_on           = 1,
 280 };
 281
 282 static struct spi_board_info cm_t35_spi_board_info[] __initdata = {
 283         {
 284                 .modalias               = "ads7846",
 285                 .bus_num                = 1,
 286                 .chip_select            = 0,
 287                 .max_speed_hz           = 1500000,
 288                 .controller_data        = &ads7846_mcspi_config,
 289                 .irq                    = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN),
 290                 .platform_data          = &ads7846_config,
 291         },
 292 };
 293
 294 static void __init cm_t35_init_ads7846(void)
 295 {
 296         if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
 297             (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) {
 298                 gpio_export(CM_T35_GPIO_PENDOWN, 0);
 299         } else {
 300                 pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n");
 301                 return;
 302         }
 303
 304         spi_register_board_info(cm_t35_spi_board_info,
 305                                 ARRAY_SIZE(cm_t35_spi_board_info));
 306 }
 307 #else
 308 static inline void cm_t35_init_ads7846(void) {}
 309 #endif
 310
 311 #define CM_T35_LCD_EN_GPIO 157
 312 #define CM_T35_LCD_BL_GPIO 58
 313 #define CM_T35_DVI_EN_GPIO 54
 314
 315 static int lcd_bl_gpio;
 316 static int lcd_en_gpio;
 317 static int dvi_en_gpio;
 318
 319 static int lcd_enabled;
 320 static int dvi_enabled;
 321
 322 static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev)
 323 {
 324         if (dvi_enabled) {
 325                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 326                 return -EINVAL;
 327         }
 328
 329         gpio_set_value(lcd_en_gpio, 1);
 330         gpio_set_value(lcd_bl_gpio, 1);
 331
 332         lcd_enabled = 1;
 333
 334         return 0;
 335 }
 336
 337 static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
 338 {
 339         lcd_enabled = 0;
 340
 341         gpio_set_value(lcd_bl_gpio, 0);
 342         gpio_set_value(lcd_en_gpio, 0);
 343 }
 344
 345 static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
 346 {
 347         if (lcd_enabled) {
 348                 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
 349                 return -EINVAL;
 350         }
 351
 352         gpio_set_value(dvi_en_gpio, 0);
 353         dvi_enabled = 1;
 354
 355         return 0;
 356 }
 357
 358 static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
 359 {
 360         gpio_set_value(dvi_en_gpio, 1);
 361         dvi_enabled = 0;
 362 }
 363
 364 static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev)
 365 {
 366         return 0;
 367 }
 368
 369 static void cm_t35_panel_disable_tv(struct omap_dss_device *dssdev)
 370 {
 371 }
 372
 373 static struct omap_dss_device cm_t35_lcd_device = {
 374         .name                   = "lcd",
 375         .driver_name            = "toppoly_tdo35s_panel",
 376         .type                   = OMAP_DISPLAY_TYPE_DPI,
 377         .phy.dpi.data_lines     = 18,
 378         .platform_enable        = cm_t35_panel_enable_lcd,
 379         .platform_disable       = cm_t35_panel_disable_lcd,
 380 };
 381
 382 static struct omap_dss_device cm_t35_dvi_device = {
 383         .name                   = "dvi",
 384         .driver_name            = "generic_panel",
 385         .type                   = OMAP_DISPLAY_TYPE_DPI,
 386         .phy.dpi.data_lines     = 24,
 387         .platform_enable        = cm_t35_panel_enable_dvi,
 388         .platform_disable       = cm_t35_panel_disable_dvi,
 389 };
 390
 391 static struct omap_dss_device cm_t35_tv_device = {
 392         .name                   = "tv",
 393         .driver_name            = "venc",
 394         .type                   = OMAP_DISPLAY_TYPE_VENC,
 395         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 396         .platform_enable        = cm_t35_panel_enable_tv,
 397         .platform_disable       = cm_t35_panel_disable_tv,
 398 };
 399
 400 static struct omap_dss_device *cm_t35_dss_devices[] = {
 401         &cm_t35_lcd_device,
 402         &cm_t35_dvi_device,
 403         &cm_t35_tv_device,
 404 };
 405
 406 static struct omap_dss_board_info cm_t35_dss_data = {
 407         .num_devices    = ARRAY_SIZE(cm_t35_dss_devices),
 408         .devices        = cm_t35_dss_devices,
 409         .default_device = &cm_t35_dvi_device,
 410 };
 411
 412 static struct platform_device cm_t35_dss_device = {
 413         .name           = "omapdss",
 414         .id             = -1,
 415         .dev            = {
 416                 .platform_data = &cm_t35_dss_data,
 417         },
 418 };
 419
 420 static struct omap2_mcspi_device_config tdo24m_mcspi_config = {
 421         .turbo_mode     = 0,
 422         .single_channel = 1,    /* 0: slave, 1: master */
 423 };
 424
 425 static struct tdo24m_platform_data tdo24m_config = {
 426         .model = TDO35S,
 427 };
 428
 429 static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
 430         {
 431                 .modalias               = "tdo24m",
 432                 .bus_num                = 4,
 433                 .chip_select            = 0,
 434                 .max_speed_hz           = 1000000,
 435                 .controller_data        = &tdo24m_mcspi_config,
 436                 .platform_data          = &tdo24m_config,
 437         },
 438 };
 439
 440 static void __init cm_t35_init_display(void)
 441 {
 442         int err;
 443
 444         lcd_en_gpio = CM_T35_LCD_EN_GPIO;
 445         lcd_bl_gpio = CM_T35_LCD_BL_GPIO;
 446         dvi_en_gpio = CM_T35_DVI_EN_GPIO;
 447
 448         spi_register_board_info(cm_t35_lcd_spi_board_info,
 449                                 ARRAY_SIZE(cm_t35_lcd_spi_board_info));
 450
 451         err = gpio_request(lcd_en_gpio, "LCD RST");
 452         if (err) {
 453                 pr_err("CM-T35: failed to get LCD reset GPIO\n");
 454                 goto out;
 455         }
 456
 457         err = gpio_request(lcd_bl_gpio, "LCD BL");
 458         if (err) {
 459                 pr_err("CM-T35: failed to get LCD backlight control GPIO\n");
 460                 goto err_lcd_bl;
 461         }
 462
 463         err = gpio_request(dvi_en_gpio, "DVI EN");
 464         if (err) {
 465                 pr_err("CM-T35: failed to get DVI reset GPIO\n");
 466                 goto err_dvi_en;
 467         }
 468
 469         gpio_export(lcd_en_gpio, 0);
 470         gpio_export(lcd_bl_gpio, 0);
 471         gpio_export(dvi_en_gpio, 0);
 472         gpio_direction_output(lcd_en_gpio, 0);
 473         gpio_direction_output(lcd_bl_gpio, 0);
 474         gpio_direction_output(dvi_en_gpio, 1);
 475
 476         msleep(50);
 477         gpio_set_value(lcd_en_gpio, 1);
 478
 479         err = platform_device_register(&cm_t35_dss_device);
 480         if (err) {
 481                 pr_err("CM-T35: failed to register DSS device\n");
 482                 goto err_dev_reg;
 483         }
 484
 485         return;
 486
 487 err_dev_reg:
 488         gpio_free(dvi_en_gpio);
 489 err_dvi_en:
 490         gpio_free(lcd_bl_gpio);
 491 err_lcd_bl:
 492         gpio_free(lcd_en_gpio);
 493 out:
 494
 495         return;
 496 }
 497
 498 static struct regulator_consumer_supply cm_t35_vmmc1_supply = {
 499         .supply                 = "vmmc",
 500 };
 501
 502 static struct regulator_consumer_supply cm_t35_vsim_supply = {
 503         .supply                 = "vmmc_aux",
 504 };
 505
 506 static struct regulator_consumer_supply cm_t35_vdac_supply = {
 507         .supply         = "vdda_dac",
 508         .dev            = &cm_t35_dss_device.dev,
 509 };
 510
 511 static struct regulator_consumer_supply cm_t35_vdvi_supply = {
 512         .supply         = "vdvi",
 513         .dev            = &cm_t35_dss_device.dev,
 514 };
 515
 516 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 517 static struct regulator_init_data cm_t35_vmmc1 = {
 518         .constraints = {
 519                 .min_uV                 = 1850000,
 520                 .max_uV                 = 3150000,
 521                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 522                                         | REGULATOR_MODE_STANDBY,
 523                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 524                                         | REGULATOR_CHANGE_MODE
 525                                         | REGULATOR_CHANGE_STATUS,
 526         },
 527         .num_consumer_supplies  = 1,
 528         .consumer_supplies      = &cm_t35_vmmc1_supply,
 529 };
 530
 531 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 532 static struct regulator_init_data cm_t35_vsim = {
 533         .constraints = {
 534                 .min_uV                 = 1800000,
 535                 .max_uV                 = 3000000,
 536                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 537                                         | REGULATOR_MODE_STANDBY,
 538                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 539                                         | REGULATOR_CHANGE_MODE
 540                                         | REGULATOR_CHANGE_STATUS,
 541         },
 542         .num_consumer_supplies  = 1,
 543         .consumer_supplies      = &cm_t35_vsim_supply,
 544 };
 545
 546 /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
 547 static struct regulator_init_data cm_t35_vdac = {
 548         .constraints = {
 549                 .min_uV                 = 1800000,
 550                 .max_uV                 = 1800000,
 551                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 552                                         | REGULATOR_MODE_STANDBY,
 553                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 554                                         | REGULATOR_CHANGE_STATUS,
 555         },
 556         .num_consumer_supplies  = 1,
 557         .consumer_supplies      = &cm_t35_vdac_supply,
 558 };
 559
 560 /* VPLL2 for digital video outputs */
 561 static struct regulator_init_data cm_t35_vpll2 = {
 562         .constraints = {
 563                 .name                   = "VDVI",
 564                 .min_uV                 = 1800000,
 565                 .max_uV                 = 1800000,
 566                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 567                                         | REGULATOR_MODE_STANDBY,
 568                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 569                                         | REGULATOR_CHANGE_STATUS,
 570         },
 571         .num_consumer_supplies  = 1,
 572         .consumer_supplies      = &cm_t35_vdvi_supply,
 573 };
 574
 575 static struct twl4030_usb_data cm_t35_usb_data = {
 576         .usb_mode       = T2_USB_MODE_ULPI,
 577 };
 578
 579 static int cm_t35_keymap[] = {
 580         KEY(0, 0, KEY_A),       KEY(0, 1, KEY_B),       KEY(0, 2, KEY_LEFT),
 581         KEY(1, 0, KEY_UP),      KEY(1, 1, KEY_ENTER),   KEY(1, 2, KEY_DOWN),
 582         KEY(2, 0, KEY_RIGHT),   KEY(2, 1, KEY_C),       KEY(2, 2, KEY_D),
 583 };
 584
 585 static struct matrix_keymap_data cm_t35_keymap_data = {
 586         .keymap                 = cm_t35_keymap,
 587         .keymap_size            = ARRAY_SIZE(cm_t35_keymap),
 588 };
 589
 590 static struct twl4030_keypad_data cm_t35_kp_data = {
 591         .keymap_data    = &cm_t35_keymap_data,
 592         .rows           = 3,
 593         .cols           = 3,
 594         .rep            = 1,
 595 };
 596
 597 static struct omap2_hsmmc_info mmc[] = {
 598         {
 599                 .mmc            = 1,
 600                 .wires          = 4,
 601                 .gpio_cd        = -EINVAL,
 602                 .gpio_wp        = -EINVAL,
 603
 604         },
 605         {
 606                 .mmc            = 2,
 607                 .wires          = 4,
 608                 .transceiver    = 1,
 609                 .gpio_cd        = -EINVAL,
 610                 .gpio_wp        = -EINVAL,
 611                 .ocr_mask       = 0x00100000,   /* 3.3V */
 612         },
 613         {}      /* Terminator */
 614 };
 615
 616 static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
 617         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 618         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
 619         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 620
 621         .phy_reset  = true,
 622         .reset_gpio_port[0]  = -EINVAL,
 623         .reset_gpio_port[1]  = -EINVAL,
 624         .reset_gpio_port[2]  = -EINVAL
 625 };
 626
 627 static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
 628                                  unsigned ngpio)
 629 {
 630         int wlan_rst = gpio + 2;
 631
 632         if ((gpio_request(wlan_rst, "WLAN RST") == 0) &&
 633             (gpio_direction_output(wlan_rst, 1) == 0)) {
 634                 gpio_export(wlan_rst, 0);
 635
 636                 udelay(10);
 637                 gpio_set_value(wlan_rst, 0);
 638                 udelay(10);
 639                 gpio_set_value(wlan_rst, 1);
 640         } else {
 641                 pr_err("CM-T35: could not obtain gpio for WiFi reset\n");
 642         }
 643
 644         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 645         mmc[0].gpio_cd = gpio + 0;
 646         omap2_hsmmc_init(mmc);
 647
 648         /* link regulators to MMC adapters */
 649         cm_t35_vmmc1_supply.dev = mmc[0].dev;
 650         cm_t35_vsim_supply.dev = mmc[0].dev;
 651
 652         /* setup USB with proper PHY reset GPIOs */
 653         ehci_pdata.reset_gpio_port[0] = gpio + 6;
 654         ehci_pdata.reset_gpio_port[1] = gpio + 7;
 655
 656         usb_ehci_init(&ehci_pdata);
 657
 658         return 0;
 659 }
 660
 661 static struct twl4030_gpio_platform_data cm_t35_gpio_data = {
 662         .gpio_base      = OMAP_MAX_GPIO_LINES,
 663         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 664         .irq_end        = TWL4030_GPIO_IRQ_END,
 665         .setup          = cm_t35_twl_gpio_setup,
 666 };
 667
 668 static struct twl4030_platform_data cm_t35_twldata = {
 669         .irq_base       = TWL4030_IRQ_BASE,
 670         .irq_end        = TWL4030_IRQ_END,
 671
 672         /* platform_data for children goes here */
 673         .keypad         = &cm_t35_kp_data,
 674         .usb            = &cm_t35_usb_data,
 675         .gpio           = &cm_t35_gpio_data,
 676         .vmmc1          = &cm_t35_vmmc1,
 677         .vsim           = &cm_t35_vsim,
 678         .vdac           = &cm_t35_vdac,
 679         .vpll2          = &cm_t35_vpll2,
 680 };
 681
 682 static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = {
 683         {
 684                 I2C_BOARD_INFO("tps65930", 0x48),
 685                 .flags          = I2C_CLIENT_WAKE,
 686                 .irq            = INT_34XX_SYS_NIRQ,
 687                 .platform_data  = &cm_t35_twldata,
 688         },
 689 };
 690
 691 static void __init cm_t35_init_i2c(void)
 692 {
 693         omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo,
 694                               ARRAY_SIZE(cm_t35_i2c_boardinfo));
 695 }
 696
 697 static struct omap_board_config_kernel cm_t35_config[] __initdata = {
 698 };
 699
 700 static void __init cm_t35_init_irq(void)
 701 {
 702         omap_board_config = cm_t35_config;
 703         omap_board_config_size = ARRAY_SIZE(cm_t35_config);
 704
 705         omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
 706                              mt46h32m32lf6_sdrc_params);
 707         omap_init_irq();
 708         omap_gpio_init();
 709 }
 710
 711 static void __init cm_t35_map_io(void)
 712 {
 713         omap2_set_globals_343x();
 714         omap34xx_map_common_io();
 715 }
 716
 717 static struct omap_board_mux board_mux[] __initdata = {
 718         /* nCS and IRQ for CM-T35 ethernet */
 719         OMAP3_MUX(GPMC_NCS5, OMAP_MUX_MODE0),
 720         OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 721
 722         /* nCS and IRQ for SB-T35 ethernet */
 723         OMAP3_MUX(GPMC_NCS4, OMAP_MUX_MODE0),
 724         OMAP3_MUX(GPMC_WAIT3, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 725
 726         /* PENDOWN GPIO */
 727         OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 728
 729         /* mUSB */
 730         OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 731         OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 732         OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 733         OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 734         OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 735         OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 736         OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 737         OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 738         OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 739         OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 740         OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 741         OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 742
 743         /* MMC 2 */
 744         OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 745         OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 746         OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 747         OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 748
 749         /* McSPI 1 */
 750         OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 751         OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 752         OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 753         OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
 754
 755         /* McSPI 4 */
 756         OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 757         OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 758         OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 759         OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP),
 760
 761         /* McBSP 2 */
 762         OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 763         OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 764         OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 765         OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 766
 767         /* serial ports */
 768         OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 769         OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 770         OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 771         OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 772
 773         /* DSS */
 774         OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 775         OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 776         OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 777         OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 778         OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 779         OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 780         OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 781         OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 782         OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 783         OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 784         OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 785         OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 786         OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 787         OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 788         OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 789         OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 790         OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 791         OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 792         OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 793         OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 794         OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 795         OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 796         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 797         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 798         OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 799         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 800         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 801         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 802
 803         /* display controls */
 804         OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 805         OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 806         OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 807
 808         /* TPS IRQ */
 809         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
 810                   OMAP_PIN_INPUT_PULLUP),
 811
 812         { .reg_offset = OMAP_MUX_TERMINATOR },
 813 };
 814
 815 static struct omap_musb_board_data musb_board_data = {
 816         .interface_type         = MUSB_INTERFACE_ULPI,
 817         .mode                   = MUSB_OTG,
 818         .power                  = 100,
 819 };
 820
 821 static void __init cm_t35_init(void)
 822 {
 823         omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
 824         omap_serial_init();
 825         cm_t35_init_i2c();
 826         cm_t35_init_nand();
 827         cm_t35_init_ads7846();
 828         cm_t35_init_ethernet();
 829         cm_t35_init_led();
 830         cm_t35_init_display();
 831
 832         usb_musb_init(&musb_board_data);
 833 }
 834
 835 MACHINE_START(CM_T35, "Compulab CM-T35")
 836         .phys_io        = 0x48000000,
 837         .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
 838         .boot_params    = 0x80000100,
 839         .map_io         = cm_t35_map_io,
 840         .reserve        = omap_reserve,
 841         .init_irq       = cm_t35_init_irq,
 842         .init_machine   = cm_t35_init,
 843         .timer          = &omap_timer,
 844 MACHINE_END