linux/arch/arm/mach-imx/mach-mx31moboard.c
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   1/*
   2 *  Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License as published by
   6 * the Free Software Foundation; either version 2 of the License, or
   7 * (at your option) any later version.
   8 *
   9 * This program is distributed in the hope that it will be useful,
  10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 * GNU General Public License for more details.
  13 */
  14
  15#include <linux/delay.h>
  16#include <linux/dma-mapping.h>
  17#include <linux/gfp.h>
  18#include <linux/gpio.h>
  19#include <linux/init.h>
  20#include <linux/interrupt.h>
  21#include <linux/moduleparam.h>
  22#include <linux/leds.h>
  23#include <linux/memory.h>
  24#include <linux/mtd/physmap.h>
  25#include <linux/mtd/partitions.h>
  26#include <linux/platform_device.h>
  27#include <linux/regulator/machine.h>
  28#include <linux/mfd/mc13783.h>
  29#include <linux/spi/spi.h>
  30#include <linux/types.h>
  31#include <linux/memblock.h>
  32#include <linux/clk.h>
  33#include <linux/io.h>
  34#include <linux/err.h>
  35#include <linux/input.h>
  36
  37#include <linux/usb/otg.h>
  38#include <linux/usb/ulpi.h>
  39
  40#include <asm/mach-types.h>
  41#include <asm/mach/arch.h>
  42#include <asm/mach/time.h>
  43#include <asm/mach/map.h>
  44#include <asm/memblock.h>
  45#include <linux/platform_data/asoc-imx-ssi.h>
  46
  47#include "board-mx31moboard.h"
  48#include "common.h"
  49#include "devices-imx31.h"
  50#include "ehci.h"
  51#include "hardware.h"
  52#include "iomux-mx3.h"
  53#include "ulpi.h"
  54
  55static unsigned int moboard_pins[] = {
  56        /* UART0 */
  57        MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
  58        MX31_PIN_CTS1__GPIO2_7,
  59        /* UART4 */
  60        MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
  61        MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
  62        /* I2C0 */
  63        MX31_PIN_I2C_DAT__I2C1_SDA, MX31_PIN_I2C_CLK__I2C1_SCL,
  64        /* I2C1 */
  65        MX31_PIN_DCD_DTE1__I2C2_SDA, MX31_PIN_RI_DTE1__I2C2_SCL,
  66        /* SDHC1 */
  67        MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2,
  68        MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0,
  69        MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD,
  70        MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27,
  71        /* USB reset */
  72        MX31_PIN_GPIO1_0__GPIO1_0,
  73        /* USB OTG */
  74        MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
  75        MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
  76        MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
  77        MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
  78        MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
  79        MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
  80        MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
  81        MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
  82        MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
  83        MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
  84        MX31_PIN_USB_OC__GPIO1_30,
  85        /* USB H2 */
  86        MX31_PIN_USBH2_DATA0__USBH2_DATA0,
  87        MX31_PIN_USBH2_DATA1__USBH2_DATA1,
  88        MX31_PIN_STXD3__USBH2_DATA2, MX31_PIN_SRXD3__USBH2_DATA3,
  89        MX31_PIN_SCK3__USBH2_DATA4, MX31_PIN_SFS3__USBH2_DATA5,
  90        MX31_PIN_STXD6__USBH2_DATA6, MX31_PIN_SRXD6__USBH2_DATA7,
  91        MX31_PIN_USBH2_CLK__USBH2_CLK, MX31_PIN_USBH2_DIR__USBH2_DIR,
  92        MX31_PIN_USBH2_NXT__USBH2_NXT, MX31_PIN_USBH2_STP__USBH2_STP,
  93        MX31_PIN_SCK6__GPIO1_25,
  94        /* LEDs */
  95        MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1,
  96        MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3,
  97        /* SPI1 */
  98        MX31_PIN_CSPI2_MOSI__MOSI, MX31_PIN_CSPI2_MISO__MISO,
  99        MX31_PIN_CSPI2_SCLK__SCLK, MX31_PIN_CSPI2_SPI_RDY__SPI_RDY,
 100        MX31_PIN_CSPI2_SS0__SS0, MX31_PIN_CSPI2_SS2__SS2,
 101        /* Atlas IRQ */
 102        MX31_PIN_GPIO1_3__GPIO1_3,
 103        /* SPI2 */
 104        MX31_PIN_CSPI3_MOSI__MOSI, MX31_PIN_CSPI3_MISO__MISO,
 105        MX31_PIN_CSPI3_SCLK__SCLK, MX31_PIN_CSPI3_SPI_RDY__SPI_RDY,
 106        MX31_PIN_CSPI2_SS1__CSPI3_SS1,
 107        /* SSI */
 108        MX31_PIN_STXD4__STXD4, MX31_PIN_SRXD4__SRXD4,
 109        MX31_PIN_SCK4__SCK4, MX31_PIN_SFS4__SFS4,
 110};
 111
 112static struct physmap_flash_data mx31moboard_flash_data = {
 113        .width  = 2,
 114};
 115
 116static struct resource mx31moboard_flash_resource = {
 117        .start  = 0xa0000000,
 118        .end    = 0xa1ffffff,
 119        .flags  = IORESOURCE_MEM,
 120};
 121
 122static struct platform_device mx31moboard_flash = {
 123        .name   = "physmap-flash",
 124        .id     = 0,
 125        .dev    = {
 126                .platform_data  = &mx31moboard_flash_data,
 127        },
 128        .resource = &mx31moboard_flash_resource,
 129        .num_resources = 1,
 130};
 131
 132static void __init moboard_uart0_init(void)
 133{
 134        if (!gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack")) {
 135                gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
 136                gpio_free(IOMUX_TO_GPIO(MX31_PIN_CTS1));
 137        }
 138}
 139
 140static const struct imxuart_platform_data uart0_pdata __initconst = {
 141};
 142
 143static const struct imxuart_platform_data uart4_pdata __initconst = {
 144        .flags = IMXUART_HAVE_RTSCTS,
 145};
 146
 147static const struct imxi2c_platform_data moboard_i2c0_data __initconst = {
 148        .bitrate = 400000,
 149};
 150
 151static const struct imxi2c_platform_data moboard_i2c1_data __initconst = {
 152        .bitrate = 100000,
 153};
 154
 155static const struct spi_imx_master moboard_spi1_pdata __initconst = {
 156        .num_chipselect = 3,
 157};
 158
 159static struct regulator_consumer_supply sdhc_consumers[] = {
 160        {
 161                .dev_name = "imx31-mmc.0",
 162                .supply = "sdhc0_vcc",
 163        },
 164        {
 165                .dev_name = "imx31-mmc.1",
 166                .supply = "sdhc1_vcc",
 167        },
 168};
 169
 170static struct regulator_init_data sdhc_vreg_data = {
 171        .constraints = {
 172                .min_uV = 2700000,
 173                .max_uV = 3000000,
 174                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 175                        REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 176                .valid_modes_mask = REGULATOR_MODE_NORMAL |
 177                        REGULATOR_MODE_FAST,
 178                .always_on = 0,
 179                .boot_on = 1,
 180        },
 181        .num_consumer_supplies = ARRAY_SIZE(sdhc_consumers),
 182        .consumer_supplies = sdhc_consumers,
 183};
 184
 185static struct regulator_consumer_supply cam_consumers[] = {
 186        {
 187                .dev_name = "mx3_camera.0",
 188                .supply = "cam_vcc",
 189        },
 190};
 191
 192static struct regulator_init_data cam_vreg_data = {
 193        .constraints = {
 194                .min_uV = 2700000,
 195                .max_uV = 3000000,
 196                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 197                        REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 198                .valid_modes_mask = REGULATOR_MODE_NORMAL |
 199                        REGULATOR_MODE_FAST,
 200                .always_on = 0,
 201                .boot_on = 1,
 202        },
 203        .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
 204        .consumer_supplies = cam_consumers,
 205};
 206
 207static struct mc13xxx_regulator_init_data moboard_regulators[] = {
 208        {
 209                .id = MC13783_REG_VMMC1,
 210                .init_data = &sdhc_vreg_data,
 211        },
 212        {
 213                .id = MC13783_REG_VCAM,
 214                .init_data = &cam_vreg_data,
 215        },
 216};
 217
 218static struct mc13xxx_led_platform_data moboard_led[] = {
 219        {
 220                .id = MC13783_LED_R1,
 221                .name = "coreboard-led-4:red",
 222        },
 223        {
 224                .id = MC13783_LED_G1,
 225                .name = "coreboard-led-4:green",
 226        },
 227        {
 228                .id = MC13783_LED_B1,
 229                .name = "coreboard-led-4:blue",
 230        },
 231        {
 232                .id = MC13783_LED_R2,
 233                .name = "coreboard-led-5:red",
 234        },
 235        {
 236                .id = MC13783_LED_G2,
 237                .name = "coreboard-led-5:green",
 238        },
 239        {
 240                .id = MC13783_LED_B2,
 241                .name = "coreboard-led-5:blue",
 242        },
 243};
 244
 245static struct mc13xxx_leds_platform_data moboard_leds = {
 246        .num_leds = ARRAY_SIZE(moboard_led),
 247        .led = moboard_led,
 248        .led_control[0] = MC13783_LED_C0_ENABLE | MC13783_LED_C0_ABMODE(0),
 249        .led_control[1] = MC13783_LED_C1_SLEWLIM,
 250        .led_control[2] = MC13783_LED_C2_SLEWLIM,
 251        .led_control[3] = MC13783_LED_C3_PERIOD(0) |
 252                          MC13783_LED_C3_CURRENT_R1(2) |
 253                          MC13783_LED_C3_CURRENT_G1(2) |
 254                          MC13783_LED_C3_CURRENT_B1(2),
 255        .led_control[4] = MC13783_LED_C4_PERIOD(0) |
 256                          MC13783_LED_C4_CURRENT_R2(3) |
 257                          MC13783_LED_C4_CURRENT_G2(3) |
 258                          MC13783_LED_C4_CURRENT_B2(3),
 259};
 260
 261static struct mc13xxx_buttons_platform_data moboard_buttons = {
 262        .b1on_flags = MC13783_BUTTON_DBNC_750MS | MC13783_BUTTON_ENABLE |
 263                        MC13783_BUTTON_POL_INVERT,
 264        .b1on_key = KEY_POWER,
 265};
 266
 267static struct mc13xxx_codec_platform_data moboard_codec = {
 268        .dac_ssi_port = MC13783_SSI1_PORT,
 269        .adc_ssi_port = MC13783_SSI1_PORT,
 270};
 271
 272static struct mc13xxx_platform_data moboard_pmic = {
 273        .regulators = {
 274                .regulators = moboard_regulators,
 275                .num_regulators = ARRAY_SIZE(moboard_regulators),
 276        },
 277        .leds = &moboard_leds,
 278        .buttons = &moboard_buttons,
 279        .codec = &moboard_codec,
 280        .flags = MC13XXX_USE_RTC | MC13XXX_USE_ADC | MC13XXX_USE_CODEC,
 281};
 282
 283static struct imx_ssi_platform_data moboard_ssi_pdata = {
 284        .flags = IMX_SSI_DMA | IMX_SSI_NET,
 285};
 286
 287static struct spi_board_info moboard_spi_board_info[] __initdata = {
 288        {
 289                .modalias = "mc13783",
 290                /* irq number is run-time assigned */
 291                .max_speed_hz = 300000,
 292                .bus_num = 1,
 293                .chip_select = 0,
 294                .platform_data = &moboard_pmic,
 295                .mode = SPI_CS_HIGH,
 296        },
 297};
 298
 299static const struct spi_imx_master moboard_spi2_pdata __initconst = {
 300        .num_chipselect = 2,
 301};
 302
 303#define SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_ATA_CS0)
 304#define SDHC1_WP IOMUX_TO_GPIO(MX31_PIN_ATA_CS1)
 305
 306static int moboard_sdhc1_get_ro(struct device *dev)
 307{
 308        return !gpio_get_value(SDHC1_WP);
 309}
 310
 311static int moboard_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
 312                void *data)
 313{
 314        int ret;
 315
 316        ret = gpio_request(SDHC1_CD, "sdhc-detect");
 317        if (ret)
 318                return ret;
 319
 320        gpio_direction_input(SDHC1_CD);
 321
 322        ret = gpio_request(SDHC1_WP, "sdhc-wp");
 323        if (ret)
 324                goto err_gpio_free;
 325        gpio_direction_input(SDHC1_WP);
 326
 327        ret = request_irq(gpio_to_irq(SDHC1_CD), detect_irq,
 328                IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
 329                "sdhc1-card-detect", data);
 330        if (ret)
 331                goto err_gpio_free_2;
 332
 333        return 0;
 334
 335err_gpio_free_2:
 336        gpio_free(SDHC1_WP);
 337err_gpio_free:
 338        gpio_free(SDHC1_CD);
 339
 340        return ret;
 341}
 342
 343static void moboard_sdhc1_exit(struct device *dev, void *data)
 344{
 345        free_irq(gpio_to_irq(SDHC1_CD), data);
 346        gpio_free(SDHC1_WP);
 347        gpio_free(SDHC1_CD);
 348}
 349
 350static const struct imxmmc_platform_data sdhc1_pdata __initconst = {
 351        .get_ro = moboard_sdhc1_get_ro,
 352        .init   = moboard_sdhc1_init,
 353        .exit   = moboard_sdhc1_exit,
 354};
 355
 356/*
 357 * this pin is dedicated for all mx31moboard systems, so we do it here
 358 */
 359#define USB_RESET_B     IOMUX_TO_GPIO(MX31_PIN_GPIO1_0)
 360#define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
 361                      PAD_CTL_ODE_CMOS)
 362
 363#define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC)
 364#define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6)
 365
 366static void usb_xcvr_reset(void)
 367{
 368        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD);
 369        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD);
 370        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG | PAD_CTL_100K_PD);
 371        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG | PAD_CTL_100K_PD);
 372        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG | PAD_CTL_100K_PD);
 373        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG | PAD_CTL_100K_PD);
 374        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG | PAD_CTL_100K_PD);
 375        mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG | PAD_CTL_100K_PD);
 376        mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG | PAD_CTL_100K_PU);
 377        mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG | PAD_CTL_100K_PU);
 378        mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG | PAD_CTL_100K_PU);
 379        mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG | PAD_CTL_100K_PU);
 380
 381        mxc_iomux_set_gpr(MUX_PGP_UH2, true);
 382        mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG | PAD_CTL_100K_PU);
 383        mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG | PAD_CTL_100K_PU);
 384        mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG | PAD_CTL_100K_PU);
 385        mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG | PAD_CTL_100K_PU);
 386        mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD);
 387        mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD);
 388        mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG | PAD_CTL_100K_PD);
 389        mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG | PAD_CTL_100K_PD);
 390        mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG | PAD_CTL_100K_PD);
 391        mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG | PAD_CTL_100K_PD);
 392        mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG | PAD_CTL_100K_PD);
 393        mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG | PAD_CTL_100K_PD);
 394
 395        gpio_request(OTG_EN_B, "usb-udc-en");
 396        gpio_direction_output(OTG_EN_B, 0);
 397        gpio_request(USBH2_EN_B, "usbh2-en");
 398        gpio_direction_output(USBH2_EN_B, 0);
 399
 400        gpio_request(USB_RESET_B, "usb-reset");
 401        gpio_direction_output(USB_RESET_B, 0);
 402        mdelay(1);
 403        gpio_set_value(USB_RESET_B, 1);
 404        mdelay(1);
 405}
 406
 407static int moboard_usbh2_init_hw(struct platform_device *pdev)
 408{
 409        return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
 410}
 411
 412static struct mxc_usbh_platform_data usbh2_pdata __initdata = {
 413        .init   = moboard_usbh2_init_hw,
 414        .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
 415};
 416
 417static int __init moboard_usbh2_init(void)
 418{
 419        struct platform_device *pdev;
 420
 421        usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
 422                        ULPI_OTG_DRVVBUS_EXT);
 423        if (!usbh2_pdata.otg)
 424                return -ENODEV;
 425
 426        pdev = imx31_add_mxc_ehci_hs(2, &usbh2_pdata);
 427
 428        return PTR_ERR_OR_ZERO(pdev);
 429}
 430
 431static const struct gpio_led mx31moboard_leds[] __initconst = {
 432        {
 433                .name   = "coreboard-led-0:red:running",
 434                .default_trigger = "heartbeat",
 435                .gpio   = IOMUX_TO_GPIO(MX31_PIN_SVEN0),
 436        }, {
 437                .name   = "coreboard-led-1:red",
 438                .gpio   = IOMUX_TO_GPIO(MX31_PIN_STX0),
 439        }, {
 440                .name   = "coreboard-led-2:red",
 441                .gpio   = IOMUX_TO_GPIO(MX31_PIN_SRX0),
 442        }, {
 443                .name   = "coreboard-led-3:red",
 444                .gpio   = IOMUX_TO_GPIO(MX31_PIN_SIMPD0),
 445        },
 446};
 447
 448static const struct gpio_led_platform_data mx31moboard_led_pdata __initconst = {
 449        .num_leds       = ARRAY_SIZE(mx31moboard_leds),
 450        .leds           = mx31moboard_leds,
 451};
 452
 453static struct platform_device *devices[] __initdata = {
 454        &mx31moboard_flash,
 455};
 456
 457static struct mx3_camera_pdata camera_pdata __initdata = {
 458        .flags          = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
 459        .mclk_10khz     = 4800,
 460};
 461
 462static phys_addr_t mx3_camera_base __initdata;
 463#define MX3_CAMERA_BUF_SIZE SZ_4M
 464
 465static int __init mx31moboard_init_cam(void)
 466{
 467        int ret;
 468        struct platform_device *pdev;
 469
 470        imx31_add_ipu_core();
 471
 472        pdev = imx31_alloc_mx3_camera(&camera_pdata);
 473        if (IS_ERR(pdev))
 474                return PTR_ERR(pdev);
 475
 476        ret = dma_declare_coherent_memory(&pdev->dev,
 477                                          mx3_camera_base, mx3_camera_base,
 478                                          MX3_CAMERA_BUF_SIZE);
 479        if (ret)
 480                goto err;
 481
 482        ret = platform_device_add(pdev);
 483        if (ret)
 484err:
 485                platform_device_put(pdev);
 486
 487        return ret;
 488
 489}
 490
 491static void mx31moboard_poweroff(void)
 492{
 493        struct clk *clk = clk_get_sys("imx2-wdt.0", NULL);
 494
 495        if (!IS_ERR(clk))
 496                clk_prepare_enable(clk);
 497
 498        mxc_iomux_mode(MX31_PIN_WATCHDOG_RST__WATCHDOG_RST);
 499
 500        imx_writew(1 << 6 | 1 << 2, MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
 501}
 502
 503static int mx31moboard_baseboard;
 504core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
 505
 506/*
 507 * Board specific initialization.
 508 */
 509static void __init mx31moboard_init(void)
 510{
 511        imx31_soc_init();
 512
 513        mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins),
 514                "moboard");
 515
 516        platform_add_devices(devices, ARRAY_SIZE(devices));
 517
 518        imx31_add_imx2_wdt();
 519
 520        imx31_add_imx_uart0(&uart0_pdata);
 521        imx31_add_imx_uart4(&uart4_pdata);
 522
 523        imx31_add_imx_i2c0(&moboard_i2c0_data);
 524        imx31_add_imx_i2c1(&moboard_i2c1_data);
 525
 526        imx31_add_spi_imx1(&moboard_spi1_pdata);
 527        imx31_add_spi_imx2(&moboard_spi2_pdata);
 528
 529        mx31moboard_init_cam();
 530
 531        imx31_add_imx_ssi(0, &moboard_ssi_pdata);
 532
 533        pm_power_off = mx31moboard_poweroff;
 534}
 535
 536static void __init mx31moboard_late(void)
 537{
 538        gpio_led_register_device(-1, &mx31moboard_led_pdata);
 539
 540        moboard_uart0_init();
 541
 542        gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq");
 543        gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
 544        moboard_spi_board_info[0].irq =
 545                        gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
 546        spi_register_board_info(moboard_spi_board_info,
 547                ARRAY_SIZE(moboard_spi_board_info));
 548
 549        imx31_add_mxc_mmc(0, &sdhc1_pdata);
 550
 551        usb_xcvr_reset();
 552        moboard_usbh2_init();
 553
 554        imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0);
 555
 556        switch (mx31moboard_baseboard) {
 557        case MX31NOBOARD:
 558                break;
 559        case MX31DEVBOARD:
 560                mx31moboard_devboard_init();
 561                break;
 562        case MX31MARXBOT:
 563                mx31moboard_marxbot_init();
 564                break;
 565        case MX31SMARTBOT:
 566        case MX31EYEBOT:
 567                mx31moboard_smartbot_init(mx31moboard_baseboard);
 568                break;
 569        default:
 570                printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n",
 571                        mx31moboard_baseboard);
 572        }
 573}
 574
 575static void __init mx31moboard_timer_init(void)
 576{
 577        mx31_clocks_init(26000000);
 578}
 579
 580static void __init mx31moboard_reserve(void)
 581{
 582        /* reserve 4 MiB for mx3-camera */
 583        mx3_camera_base = arm_memblock_steal(MX3_CAMERA_BUF_SIZE,
 584                        MX3_CAMERA_BUF_SIZE);
 585}
 586
 587MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
 588        /* Maintainer: Philippe Retornaz, EPFL Mobots group */
 589        .atag_offset = 0x100,
 590        .reserve = mx31moboard_reserve,
 591        .map_io = mx31_map_io,
 592        .init_early = imx31_init_early,
 593        .init_irq = mx31_init_irq,
 594        .init_time      = mx31moboard_timer_init,
 595        .init_machine = mx31moboard_init,
 596        .init_late      = mx31moboard_late,
 597        .restart        = mxc_restart,
 598MACHINE_END
 599