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
  49 #include <mach/hardware.h>
  50
  51 #include "mux.h"
  52 #include "sdram-micron-mt46h32m32lf-6.h"
  53 #include "hsmmc.h"
  54
  55 #define CM_T35_GPIO_PENDOWN     57
  56
  57 #define CM_T35_SMSC911X_CS      5
  58 #define CM_T35_SMSC911X_GPIO    163
  59 #define SB_T35_SMSC911X_CS      4
  60 #define SB_T35_SMSC911X_GPIO    65
  61
  62 #define NAND_BLOCK_SIZE         SZ_128K
  63 #define GPMC_CS0_BASE           0x60
  64 #define GPMC_CS0_BASE_ADDR      (OMAP34XX_GPMC_VIRT + GPMC_CS0_BASE)
  65
  66 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
  67 #include <linux/smsc911x.h>
  68
  69 static struct smsc911x_platform_config cm_t35_smsc911x_config = {
  70         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  71         .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
  72         .flags          = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
  73         .phy_interface  = PHY_INTERFACE_MODE_MII,
  74 };
  75
  76 static struct resource cm_t35_smsc911x_resources[] = {
  77         {
  78                 .flags  = IORESOURCE_MEM,
  79         },
  80         {
  81                 .start  = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
  82                 .end    = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
  83                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
  84         },
  85 };
  86
  87 static struct platform_device cm_t35_smsc911x_device = {
  88         .name           = "smsc911x",
  89         .id             = 0,
  90         .num_resources  = ARRAY_SIZE(cm_t35_smsc911x_resources),
  91         .resource       = cm_t35_smsc911x_resources,
  92         .dev            = {
  93                 .platform_data = &cm_t35_smsc911x_config,
  94         },
  95 };
  96
  97 static struct resource sb_t35_smsc911x_resources[] = {
  98         {
  99                 .flags  = IORESOURCE_MEM,
 100         },
 101         {
 102                 .start  = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
 103                 .end    = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
 104                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 105         },
 106 };
 107
 108 static struct platform_device sb_t35_smsc911x_device = {
 109         .name           = "smsc911x",
 110         .id             = 1,
 111         .num_resources  = ARRAY_SIZE(sb_t35_smsc911x_resources),
 112         .resource       = sb_t35_smsc911x_resources,
 113         .dev            = {
 114                 .platform_data = &cm_t35_smsc911x_config,
 115         },
 116 };
 117
 118 static void __init cm_t35_init_smsc911x(struct platform_device *dev,
 119                                         int cs, int irq_gpio)
 120 {
 121         unsigned long cs_mem_base;
 122
 123         if (gpmc_cs_request(cs, SZ_16M, &cs_mem_base) < 0) {
 124                 pr_err("CM-T35: Failed request for GPMC mem for smsc911x\n");
 125                 return;
 126         }
 127
 128         dev->resource[0].start = cs_mem_base + 0x0;
 129         dev->resource[0].end   = cs_mem_base + 0xff;
 130
 131         if ((gpio_request(irq_gpio, "ETH IRQ") == 0) &&
 132             (gpio_direction_input(irq_gpio) == 0)) {
 133                 gpio_export(irq_gpio, 0);
 134         } else {
 135                 pr_err("CM-T35: could not obtain gpio for SMSC911X IRQ\n");
 136                 return;
 137         }
 138
 139         platform_device_register(dev);
 140 }
 141
 142 static void __init cm_t35_init_ethernet(void)
 143 {
 144         cm_t35_init_smsc911x(&cm_t35_smsc911x_device,
 145                              CM_T35_SMSC911X_CS, CM_T35_SMSC911X_GPIO);
 146         cm_t35_init_smsc911x(&sb_t35_smsc911x_device,
 147                              SB_T35_SMSC911X_CS, SB_T35_SMSC911X_GPIO);
 148 }
 149 #else
 150 static inline void __init cm_t35_init_ethernet(void) { return; }
 151 #endif
 152
 153 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 154 #include <linux/leds.h>
 155
 156 static struct gpio_led cm_t35_leds[] = {
 157         [0] = {
 158                 .gpio                   = 186,
 159                 .name                   = "cm-t35:green",
 160                 .default_trigger        = "heartbeat",
 161                 .active_low             = 0,
 162         },
 163 };
 164
 165 static struct gpio_led_platform_data cm_t35_led_pdata = {
 166         .num_leds       = ARRAY_SIZE(cm_t35_leds),
 167         .leds           = cm_t35_leds,
 168 };
 169
 170 static struct platform_device cm_t35_led_device = {
 171         .name           = "leds-gpio",
 172         .id             = -1,
 173         .dev            = {
 174                 .platform_data  = &cm_t35_led_pdata,
 175         },
 176 };
 177
 178 static void __init cm_t35_init_led(void)
 179 {
 180         platform_device_register(&cm_t35_led_device);
 181 }
 182 #else
 183 static inline void cm_t35_init_led(void) {}
 184 #endif
 185
 186 #if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
 187 #include <linux/mtd/mtd.h>
 188 #include <linux/mtd/nand.h>
 189 #include <linux/mtd/partitions.h>
 190
 191 static struct mtd_partition cm_t35_nand_partitions[] = {
 192         {
 193                 .name           = "xloader",
 194                 .offset         = 0,                    /* Offset = 0x00000 */
 195                 .size           = 4 * NAND_BLOCK_SIZE,
 196                 .mask_flags     = MTD_WRITEABLE
 197         },
 198         {
 199                 .name           = "uboot",
 200                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
 201                 .size           = 15 * NAND_BLOCK_SIZE,
 202         },
 203         {
 204                 .name           = "uboot environment",
 205                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x260000 */
 206                 .size           = 2 * NAND_BLOCK_SIZE,
 207         },
 208         {
 209                 .name           = "linux",
 210                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x280000 */
 211                 .size           = 32 * NAND_BLOCK_SIZE,
 212         },
 213         {
 214                 .name           = "rootfs",
 215                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x680000 */
 216                 .size           = MTDPART_SIZ_FULL,
 217         },
 218 };
 219
 220 static struct omap_nand_platform_data cm_t35_nand_data = {
 221         .parts                  = cm_t35_nand_partitions,
 222         .nr_parts               = ARRAY_SIZE(cm_t35_nand_partitions),
 223         .dma_channel            = -1,   /* disable DMA in OMAP NAND driver */
 224         .cs                     = 0,
 225         .gpmc_cs_baseaddr       = (void __iomem *)GPMC_CS0_BASE_ADDR,
 226         .gpmc_baseaddr          = (void __iomem *)OMAP34XX_GPMC_VIRT,
 227
 228 };
 229
 230 static struct resource cm_t35_nand_resource = {
 231         .flags          = IORESOURCE_MEM,
 232 };
 233
 234 static struct platform_device cm_t35_nand_device = {
 235         .name           = "omap2-nand",
 236         .id             = -1,
 237         .num_resources  = 1,
 238         .resource       = &cm_t35_nand_resource,
 239         .dev            = {
 240                 .platform_data  = &cm_t35_nand_data,
 241         },
 242 };
 243
 244 static void __init cm_t35_init_nand(void)
 245 {
 246         if (platform_device_register(&cm_t35_nand_device) < 0)
 247                 pr_err("CM-T35: Unable to register NAND device\n");
 248 }
 249 #else
 250 static inline void cm_t35_init_nand(void) {}
 251 #endif
 252
 253 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
 254         defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
 255 #include <linux/spi/ads7846.h>
 256
 257 #include <plat/mcspi.h>
 258
 259 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
 260         .turbo_mode     = 0,
 261         .single_channel = 1,    /* 0: slave, 1: master */
 262 };
 263
 264 static int ads7846_get_pendown_state(void)
 265 {
 266         return !gpio_get_value(CM_T35_GPIO_PENDOWN);
 267 }
 268
 269 static struct ads7846_platform_data ads7846_config = {
 270         .x_max                  = 0x0fff,
 271         .y_max                  = 0x0fff,
 272         .x_plate_ohms           = 180,
 273         .pressure_max           = 255,
 274         .debounce_max           = 10,
 275         .debounce_tol           = 3,
 276         .debounce_rep           = 1,
 277         .get_pendown_state      = ads7846_get_pendown_state,
 278         .keep_vref_on           = 1,
 279 };
 280
 281 static struct spi_board_info cm_t35_spi_board_info[] __initdata = {
 282         {
 283                 .modalias               = "ads7846",
 284                 .bus_num                = 1,
 285                 .chip_select            = 0,
 286                 .max_speed_hz           = 1500000,
 287                 .controller_data        = &ads7846_mcspi_config,
 288                 .irq                    = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN),
 289                 .platform_data          = &ads7846_config,
 290         },
 291 };
 292
 293 static void __init cm_t35_init_ads7846(void)
 294 {
 295         if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
 296             (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) {
 297                 gpio_export(CM_T35_GPIO_PENDOWN, 0);
 298         } else {
 299                 pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n");
 300                 return;
 301         }
 302
 303         spi_register_board_info(cm_t35_spi_board_info,
 304                                 ARRAY_SIZE(cm_t35_spi_board_info));
 305 }
 306 #else
 307 static inline void cm_t35_init_ads7846(void) {}
 308 #endif
 309
 310 #define CM_T35_LCD_EN_GPIO 157
 311 #define CM_T35_LCD_BL_GPIO 58
 312 #define CM_T35_DVI_EN_GPIO 54
 313
 314 static int lcd_bl_gpio;
 315 static int lcd_en_gpio;
 316 static int dvi_en_gpio;
 317
 318 static int lcd_enabled;
 319 static int dvi_enabled;
 320
 321 static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev)
 322 {
 323         if (dvi_enabled) {
 324                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
 325                 return -EINVAL;
 326         }
 327
 328         gpio_set_value(lcd_en_gpio, 1);
 329         gpio_set_value(lcd_bl_gpio, 1);
 330
 331         lcd_enabled = 1;
 332
 333         return 0;
 334 }
 335
 336 static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
 337 {
 338         lcd_enabled = 0;
 339
 340         gpio_set_value(lcd_bl_gpio, 0);
 341         gpio_set_value(lcd_en_gpio, 0);
 342 }
 343
 344 static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
 345 {
 346         if (lcd_enabled) {
 347                 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
 348                 return -EINVAL;
 349         }
 350
 351         gpio_set_value(dvi_en_gpio, 0);
 352         dvi_enabled = 1;
 353
 354         return 0;
 355 }
 356
 357 static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
 358 {
 359         gpio_set_value(dvi_en_gpio, 1);
 360         dvi_enabled = 0;
 361 }
 362
 363 static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev)
 364 {
 365         return 0;
 366 }
 367
 368 static void cm_t35_panel_disable_tv(struct omap_dss_device *dssdev)
 369 {
 370 }
 371
 372 static struct omap_dss_device cm_t35_lcd_device = {
 373         .name                   = "lcd",
 374         .driver_name            = "toppoly_tdo35s_panel",
 375         .type                   = OMAP_DISPLAY_TYPE_DPI,
 376         .phy.dpi.data_lines     = 18,
 377         .platform_enable        = cm_t35_panel_enable_lcd,
 378         .platform_disable       = cm_t35_panel_disable_lcd,
 379 };
 380
 381 static struct omap_dss_device cm_t35_dvi_device = {
 382         .name                   = "dvi",
 383         .driver_name            = "generic_panel",
 384         .type                   = OMAP_DISPLAY_TYPE_DPI,
 385         .phy.dpi.data_lines     = 24,
 386         .platform_enable        = cm_t35_panel_enable_dvi,
 387         .platform_disable       = cm_t35_panel_disable_dvi,
 388 };
 389
 390 static struct omap_dss_device cm_t35_tv_device = {
 391         .name                   = "tv",
 392         .driver_name            = "venc",
 393         .type                   = OMAP_DISPLAY_TYPE_VENC,
 394         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
 395         .platform_enable        = cm_t35_panel_enable_tv,
 396         .platform_disable       = cm_t35_panel_disable_tv,
 397 };
 398
 399 static struct omap_dss_device *cm_t35_dss_devices[] = {
 400         &cm_t35_lcd_device,
 401         &cm_t35_dvi_device,
 402         &cm_t35_tv_device,
 403 };
 404
 405 static struct omap_dss_board_info cm_t35_dss_data = {
 406         .num_devices    = ARRAY_SIZE(cm_t35_dss_devices),
 407         .devices        = cm_t35_dss_devices,
 408         .default_device = &cm_t35_dvi_device,
 409 };
 410
 411 static struct platform_device cm_t35_dss_device = {
 412         .name           = "omapdss",
 413         .id             = -1,
 414         .dev            = {
 415                 .platform_data = &cm_t35_dss_data,
 416         },
 417 };
 418
 419 static struct omap2_mcspi_device_config tdo24m_mcspi_config = {
 420         .turbo_mode     = 0,
 421         .single_channel = 1,    /* 0: slave, 1: master */
 422 };
 423
 424 static struct tdo24m_platform_data tdo24m_config = {
 425         .model = TDO35S,
 426 };
 427
 428 static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
 429         {
 430                 .modalias               = "tdo24m",
 431                 .bus_num                = 4,
 432                 .chip_select            = 0,
 433                 .max_speed_hz           = 1000000,
 434                 .controller_data        = &tdo24m_mcspi_config,
 435                 .platform_data          = &tdo24m_config,
 436         },
 437 };
 438
 439 static void __init cm_t35_init_display(void)
 440 {
 441         int err;
 442
 443         lcd_en_gpio = CM_T35_LCD_EN_GPIO;
 444         lcd_bl_gpio = CM_T35_LCD_BL_GPIO;
 445         dvi_en_gpio = CM_T35_DVI_EN_GPIO;
 446
 447         spi_register_board_info(cm_t35_lcd_spi_board_info,
 448                                 ARRAY_SIZE(cm_t35_lcd_spi_board_info));
 449
 450         err = gpio_request(lcd_en_gpio, "LCD RST");
 451         if (err) {
 452                 pr_err("CM-T35: failed to get LCD reset GPIO\n");
 453                 goto out;
 454         }
 455
 456         err = gpio_request(lcd_bl_gpio, "LCD BL");
 457         if (err) {
 458                 pr_err("CM-T35: failed to get LCD backlight control GPIO\n");
 459                 goto err_lcd_bl;
 460         }
 461
 462         err = gpio_request(dvi_en_gpio, "DVI EN");
 463         if (err) {
 464                 pr_err("CM-T35: failed to get DVI reset GPIO\n");
 465                 goto err_dvi_en;
 466         }
 467
 468         gpio_export(lcd_en_gpio, 0);
 469         gpio_export(lcd_bl_gpio, 0);
 470         gpio_export(dvi_en_gpio, 0);
 471         gpio_direction_output(lcd_en_gpio, 0);
 472         gpio_direction_output(lcd_bl_gpio, 0);
 473         gpio_direction_output(dvi_en_gpio, 1);
 474
 475         msleep(50);
 476         gpio_set_value(lcd_en_gpio, 1);
 477
 478         err = platform_device_register(&cm_t35_dss_device);
 479         if (err) {
 480                 pr_err("CM-T35: failed to register DSS device\n");
 481                 goto err_dev_reg;
 482         }
 483
 484         return;
 485
 486 err_dev_reg:
 487         gpio_free(dvi_en_gpio);
 488 err_dvi_en:
 489         gpio_free(lcd_bl_gpio);
 490 err_lcd_bl:
 491         gpio_free(lcd_en_gpio);
 492 out:
 493
 494         return;
 495 }
 496
 497 static struct regulator_consumer_supply cm_t35_vmmc1_supply = {
 498         .supply                 = "vmmc",
 499 };
 500
 501 static struct regulator_consumer_supply cm_t35_vsim_supply = {
 502         .supply                 = "vmmc_aux",
 503 };
 504
 505 static struct regulator_consumer_supply cm_t35_vdac_supply = {
 506         .supply         = "vdda_dac",
 507         .dev            = &cm_t35_dss_device.dev,
 508 };
 509
 510 static struct regulator_consumer_supply cm_t35_vdvi_supply = {
 511         .supply         = "vdvi",
 512         .dev            = &cm_t35_dss_device.dev,
 513 };
 514
 515 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 516 static struct regulator_init_data cm_t35_vmmc1 = {
 517         .constraints = {
 518                 .min_uV                 = 1850000,
 519                 .max_uV                 = 3150000,
 520                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 521                                         | REGULATOR_MODE_STANDBY,
 522                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 523                                         | REGULATOR_CHANGE_MODE
 524                                         | REGULATOR_CHANGE_STATUS,
 525         },
 526         .num_consumer_supplies  = 1,
 527         .consumer_supplies      = &cm_t35_vmmc1_supply,
 528 };
 529
 530 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
 531 static struct regulator_init_data cm_t35_vsim = {
 532         .constraints = {
 533                 .min_uV                 = 1800000,
 534                 .max_uV                 = 3000000,
 535                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 536                                         | REGULATOR_MODE_STANDBY,
 537                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 538                                         | REGULATOR_CHANGE_MODE
 539                                         | REGULATOR_CHANGE_STATUS,
 540         },
 541         .num_consumer_supplies  = 1,
 542         .consumer_supplies      = &cm_t35_vsim_supply,
 543 };
 544
 545 /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
 546 static struct regulator_init_data cm_t35_vdac = {
 547         .constraints = {
 548                 .min_uV                 = 1800000,
 549                 .max_uV                 = 1800000,
 550                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 551                                         | REGULATOR_MODE_STANDBY,
 552                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 553                                         | REGULATOR_CHANGE_STATUS,
 554         },
 555         .num_consumer_supplies  = 1,
 556         .consumer_supplies      = &cm_t35_vdac_supply,
 557 };
 558
 559 /* VPLL2 for digital video outputs */
 560 static struct regulator_init_data cm_t35_vpll2 = {
 561         .constraints = {
 562                 .name                   = "VDVI",
 563                 .min_uV                 = 1800000,
 564                 .max_uV                 = 1800000,
 565                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 566                                         | REGULATOR_MODE_STANDBY,
 567                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 568                                         | REGULATOR_CHANGE_STATUS,
 569         },
 570         .num_consumer_supplies  = 1,
 571         .consumer_supplies      = &cm_t35_vdvi_supply,
 572 };
 573
 574 static struct twl4030_usb_data cm_t35_usb_data = {
 575         .usb_mode       = T2_USB_MODE_ULPI,
 576 };
 577
 578 static int cm_t35_keymap[] = {
 579         KEY(0, 0, KEY_A),       KEY(0, 1, KEY_B),       KEY(0, 2, KEY_LEFT),
 580         KEY(1, 0, KEY_UP),      KEY(1, 1, KEY_ENTER),   KEY(1, 2, KEY_DOWN),
 581         KEY(2, 0, KEY_RIGHT),   KEY(2, 1, KEY_C),       KEY(2, 2, KEY_D),
 582 };
 583
 584 static struct matrix_keymap_data cm_t35_keymap_data = {
 585         .keymap                 = cm_t35_keymap,
 586         .keymap_size            = ARRAY_SIZE(cm_t35_keymap),
 587 };
 588
 589 static struct twl4030_keypad_data cm_t35_kp_data = {
 590         .keymap_data    = &cm_t35_keymap_data,
 591         .rows           = 3,
 592         .cols           = 3,
 593         .rep            = 1,
 594 };
 595
 596 static struct omap2_hsmmc_info mmc[] = {
 597         {
 598                 .mmc            = 1,
 599                 .wires          = 4,
 600                 .gpio_cd        = -EINVAL,
 601                 .gpio_wp        = -EINVAL,
 602
 603         },
 604         {
 605                 .mmc            = 2,
 606                 .wires          = 4,
 607                 .transceiver    = 1,
 608                 .gpio_cd        = -EINVAL,
 609                 .gpio_wp        = -EINVAL,
 610                 .ocr_mask       = 0x00100000,   /* 3.3V */
 611         },
 612         {}      /* Terminator */
 613 };
 614
 615 static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
 616         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 617         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
 618         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 619
 620         .phy_reset  = true,
 621         .reset_gpio_port[0]  = -EINVAL,
 622         .reset_gpio_port[1]  = -EINVAL,
 623         .reset_gpio_port[2]  = -EINVAL
 624 };
 625
 626 static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
 627                                  unsigned ngpio)
 628 {
 629         int wlan_rst = gpio + 2;
 630
 631         if ((gpio_request(wlan_rst, "WLAN RST") == 0) &&
 632             (gpio_direction_output(wlan_rst, 1) == 0)) {
 633                 gpio_export(wlan_rst, 0);
 634
 635                 udelay(10);
 636                 gpio_set_value(wlan_rst, 0);
 637                 udelay(10);
 638                 gpio_set_value(wlan_rst, 1);
 639         } else {
 640                 pr_err("CM-T35: could not obtain gpio for WiFi reset\n");
 641         }
 642
 643         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 644         mmc[0].gpio_cd = gpio + 0;
 645         omap2_hsmmc_init(mmc);
 646
 647         /* link regulators to MMC adapters */
 648         cm_t35_vmmc1_supply.dev = mmc[0].dev;
 649         cm_t35_vsim_supply.dev = mmc[0].dev;
 650
 651         /* setup USB with proper PHY reset GPIOs */
 652         ehci_pdata.reset_gpio_port[0] = gpio + 6;
 653         ehci_pdata.reset_gpio_port[1] = gpio + 7;
 654
 655         usb_ehci_init(&ehci_pdata);
 656
 657         return 0;
 658 }
 659
 660 static struct twl4030_gpio_platform_data cm_t35_gpio_data = {
 661         .gpio_base      = OMAP_MAX_GPIO_LINES,
 662         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 663         .irq_end        = TWL4030_GPIO_IRQ_END,
 664         .setup          = cm_t35_twl_gpio_setup,
 665 };
 666
 667 static struct twl4030_platform_data cm_t35_twldata = {
 668         .irq_base       = TWL4030_IRQ_BASE,
 669         .irq_end        = TWL4030_IRQ_END,
 670
 671         /* platform_data for children goes here */
 672         .keypad         = &cm_t35_kp_data,
 673         .usb            = &cm_t35_usb_data,
 674         .gpio           = &cm_t35_gpio_data,
 675         .vmmc1          = &cm_t35_vmmc1,
 676         .vsim           = &cm_t35_vsim,
 677         .vdac           = &cm_t35_vdac,
 678         .vpll2          = &cm_t35_vpll2,
 679 };
 680
 681 static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = {
 682         {
 683                 I2C_BOARD_INFO("tps65930", 0x48),
 684                 .flags          = I2C_CLIENT_WAKE,
 685                 .irq            = INT_34XX_SYS_NIRQ,
 686                 .platform_data  = &cm_t35_twldata,
 687         },
 688 };
 689
 690 static void __init cm_t35_init_i2c(void)
 691 {
 692         omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo,
 693                               ARRAY_SIZE(cm_t35_i2c_boardinfo));
 694 }
 695
 696 static struct omap_board_config_kernel cm_t35_config[] __initdata = {
 697 };
 698
 699 static void __init cm_t35_init_irq(void)
 700 {
 701         omap_board_config = cm_t35_config;
 702         omap_board_config_size = ARRAY_SIZE(cm_t35_config);
 703
 704         omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
 705                              mt46h32m32lf6_sdrc_params);
 706         omap_init_irq();
 707         omap_gpio_init();
 708 }
 709
 710 static void __init cm_t35_map_io(void)
 711 {
 712         omap2_set_globals_343x();
 713         omap34xx_map_common_io();
 714 }
 715
 716 static struct omap_board_mux board_mux[] __initdata = {
 717         /* nCS and IRQ for CM-T35 ethernet */
 718         OMAP3_MUX(GPMC_NCS5, OMAP_MUX_MODE0),
 719         OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 720
 721         /* nCS and IRQ for SB-T35 ethernet */
 722         OMAP3_MUX(GPMC_NCS4, OMAP_MUX_MODE0),
 723         OMAP3_MUX(GPMC_WAIT3, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
 724
 725         /* PENDOWN GPIO */
 726         OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 727
 728         /* mUSB */
 729         OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 730         OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 731         OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 732         OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 733         OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 734         OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 735         OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 736         OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 737         OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 738         OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 739         OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 740         OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 741
 742         /* MMC 2 */
 743         OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 744         OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 745         OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 746         OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 747
 748         /* McSPI 1 */
 749         OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 750         OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 751         OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 752         OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
 753
 754         /* McSPI 4 */
 755         OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 756         OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 757         OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 758         OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP),
 759
 760         /* McBSP 2 */
 761         OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 762         OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 763         OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 764         OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 765
 766         /* serial ports */
 767         OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 768         OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 769         OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 770         OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
 771
 772         /* DSS */
 773         OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 774         OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 775         OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 776         OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 777         OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 778         OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 779         OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 780         OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 781         OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 782         OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 783         OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 784         OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 785         OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 786         OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 787         OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 788         OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 789         OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 790         OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 791         OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 792         OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 793         OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 794         OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 795         OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 796         OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 797         OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 798         OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 799         OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 800         OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
 801
 802         /* display controls */
 803         OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 804         OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 805         OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
 806
 807         /* TPS IRQ */
 808         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
 809                   OMAP_PIN_INPUT_PULLUP),
 810
 811         { .reg_offset = OMAP_MUX_TERMINATOR },
 812 };
 813
 814 static struct omap_musb_board_data musb_board_data = {
 815         .interface_type         = MUSB_INTERFACE_ULPI,
 816         .mode                   = MUSB_OTG,
 817         .power                  = 100,
 818 };
 819
 820 static void __init cm_t35_init(void)
 821 {
 822         omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
 823         omap_serial_init();
 824         cm_t35_init_i2c();
 825         cm_t35_init_nand();
 826         cm_t35_init_ads7846();
 827         cm_t35_init_ethernet();
 828         cm_t35_init_led();
 829         cm_t35_init_display();
 830
 831         usb_musb_init(&musb_board_data);
 832 }
 833
 834 MACHINE_START(CM_T35, "Compulab CM-T35")
 835         .phys_io        = 0x48000000,
 836         .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
 837         .boot_params    = 0x80000100,
 838         .map_io         = cm_t35_map_io,
 839         .init_irq       = cm_t35_init_irq,
 840         .init_machine   = cm_t35_init,
 841         .timer          = &omap_timer,
 842 MACHINE_END