arch/arm/mach-mx3/mx31moboard.c

   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  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #include <linux/delay.h>
  20 #include <linux/dma-mapping.h>
  21 #include <linux/fsl_devices.h>
  22 #include <linux/gpio.h>
  23 #include <linux/init.h>
  24 #include <linux/interrupt.h>
  25 #include <linux/leds.h>
  26 #include <linux/memory.h>
  27 #include <linux/mtd/physmap.h>
  28 #include <linux/mtd/partitions.h>
  29 #include <linux/platform_device.h>
  30 #include <linux/regulator/machine.h>
  31 #include <linux/mfd/mc13783.h>
  32 #include <linux/spi/spi.h>
  33 #include <linux/types.h>
  34
  35 #include <linux/usb/otg.h>
  36 #include <linux/usb/ulpi.h>
  37
  38 #include <asm/mach-types.h>
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/time.h>
  41 #include <asm/mach/map.h>
  42 #include <mach/board-mx31moboard.h>
  43 #include <mach/common.h>
  44 #include <mach/hardware.h>
  45 #include <mach/imx-uart.h>
  46 #include <mach/iomux-mx3.h>
  47 #include <mach/ipu.h>
  48 #include <mach/i2c.h>
  49 #include <mach/mmc.h>
  50 #include <mach/mxc_ehci.h>
  51 #include <mach/mx3_camera.h>
  52 #include <mach/spi.h>
  53 #include <mach/ulpi.h>
  54
  55 #include "devices.h"
  56
  57 static unsigned int moboard_pins[] = {
  58         /* UART0 */
  59         MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
  60         MX31_PIN_CTS1__GPIO2_7,
  61         /* UART4 */
  62         MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
  63         MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
  64         /* I2C0 */
  65         MX31_PIN_I2C_DAT__I2C1_SDA, MX31_PIN_I2C_CLK__I2C1_SCL,
  66         /* I2C1 */
  67         MX31_PIN_DCD_DTE1__I2C2_SDA, MX31_PIN_RI_DTE1__I2C2_SCL,
  68         /* SDHC1 */
  69         MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2,
  70         MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0,
  71         MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD,
  72         MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27,
  73         /* USB reset */
  74         MX31_PIN_GPIO1_0__GPIO1_0,
  75         /* USB OTG */
  76         MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
  77         MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
  78         MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
  79         MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
  80         MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
  81         MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
  82         MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
  83         MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
  84         MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
  85         MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
  86         MX31_PIN_USB_OC__GPIO1_30,
  87         /* USB H2 */
  88         MX31_PIN_USBH2_DATA0__USBH2_DATA0,
  89         MX31_PIN_USBH2_DATA1__USBH2_DATA1,
  90         MX31_PIN_STXD3__USBH2_DATA2, MX31_PIN_SRXD3__USBH2_DATA3,
  91         MX31_PIN_SCK3__USBH2_DATA4, MX31_PIN_SFS3__USBH2_DATA5,
  92         MX31_PIN_STXD6__USBH2_DATA6, MX31_PIN_SRXD6__USBH2_DATA7,
  93         MX31_PIN_USBH2_CLK__USBH2_CLK, MX31_PIN_USBH2_DIR__USBH2_DIR,
  94         MX31_PIN_USBH2_NXT__USBH2_NXT, MX31_PIN_USBH2_STP__USBH2_STP,
  95         MX31_PIN_SCK6__GPIO1_25,
  96         /* LEDs */
  97         MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1,
  98         MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3,
  99         /* SEL */
 100         MX31_PIN_DTR_DCE1__GPIO2_8, MX31_PIN_DSR_DCE1__GPIO2_9,
 101         MX31_PIN_RI_DCE1__GPIO2_10, MX31_PIN_DCD_DCE1__GPIO2_11,
 102         /* SPI1 */
 103         MX31_PIN_CSPI2_MOSI__MOSI, MX31_PIN_CSPI2_MISO__MISO,
 104         MX31_PIN_CSPI2_SCLK__SCLK, MX31_PIN_CSPI2_SPI_RDY__SPI_RDY,
 105         MX31_PIN_CSPI2_SS0__SS0, MX31_PIN_CSPI2_SS2__SS2,
 106         /* Atlas IRQ */
 107         MX31_PIN_GPIO1_3__GPIO1_3,
 108         /* SPI2 */
 109         MX31_PIN_CSPI3_MOSI__MOSI, MX31_PIN_CSPI3_MISO__MISO,
 110         MX31_PIN_CSPI3_SCLK__SCLK, MX31_PIN_CSPI3_SPI_RDY__SPI_RDY,
 111         MX31_PIN_CSPI2_SS1__CSPI3_SS1,
 112 };
 113
 114 static struct physmap_flash_data mx31moboard_flash_data = {
 115         .width          = 2,
 116 };
 117
 118 static struct resource mx31moboard_flash_resource = {
 119         .start  = 0xa0000000,
 120         .end    = 0xa1ffffff,
 121         .flags  = IORESOURCE_MEM,
 122 };
 123
 124 static struct platform_device mx31moboard_flash = {
 125         .name   = "physmap-flash",
 126         .id     = 0,
 127         .dev    = {
 128                 .platform_data  = &mx31moboard_flash_data,
 129         },
 130         .resource = &mx31moboard_flash_resource,
 131         .num_resources = 1,
 132 };
 133
 134 static int moboard_uart0_init(struct platform_device *pdev)
 135 {
 136         gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack");
 137         gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
 138         return 0;
 139 }
 140
 141 static struct imxuart_platform_data uart0_pdata = {
 142         .init = moboard_uart0_init,
 143 };
 144
 145 static struct imxuart_platform_data uart4_pdata = {
 146         .flags = IMXUART_HAVE_RTSCTS,
 147 };
 148
 149 static struct imxi2c_platform_data moboard_i2c0_pdata = {
 150         .bitrate = 400000,
 151 };
 152
 153 static struct imxi2c_platform_data moboard_i2c1_pdata = {
 154         .bitrate = 100000,
 155 };
 156
 157 static int moboard_spi1_cs[] = {
 158         MXC_SPI_CS(0),
 159         MXC_SPI_CS(2),
 160 };
 161
 162 static struct spi_imx_master moboard_spi1_master = {
 163         .chipselect     = moboard_spi1_cs,
 164         .num_chipselect = ARRAY_SIZE(moboard_spi1_cs),
 165 };
 166
 167 static struct regulator_consumer_supply sdhc_consumers[] = {
 168         {
 169                 .dev    = &mxcsdhc_device0.dev,
 170                 .supply = "sdhc0_vcc",
 171         },
 172         {
 173                 .dev    = &mxcsdhc_device1.dev,
 174                 .supply = "sdhc1_vcc",
 175         },
 176 };
 177
 178 static struct regulator_init_data sdhc_vreg_data = {
 179         .constraints = {
 180                 .min_uV = 2700000,
 181                 .max_uV = 3000000,
 182                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 183                         REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 184                 .valid_modes_mask = REGULATOR_MODE_NORMAL |
 185                         REGULATOR_MODE_FAST,
 186                 .always_on = 0,
 187                 .boot_on = 1,
 188         },
 189         .num_consumer_supplies = ARRAY_SIZE(sdhc_consumers),
 190         .consumer_supplies = sdhc_consumers,
 191 };
 192
 193 static struct regulator_consumer_supply cam_consumers[] = {
 194         {
 195                 .dev    = &mx3_camera.dev,
 196                 .supply = "cam_vcc",
 197         },
 198 };
 199
 200 static struct regulator_init_data cam_vreg_data = {
 201         .constraints = {
 202                 .min_uV = 2700000,
 203                 .max_uV = 3000000,
 204                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 205                         REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
 206                 .valid_modes_mask = REGULATOR_MODE_NORMAL |
 207                         REGULATOR_MODE_FAST,
 208                 .always_on = 0,
 209                 .boot_on = 1,
 210         },
 211         .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
 212         .consumer_supplies = cam_consumers,
 213 };
 214
 215 static struct mc13783_regulator_init_data moboard_regulators[] = {
 216         {
 217                 .id = MC13783_REGU_VMMC1,
 218                 .init_data = &sdhc_vreg_data,
 219         },
 220         {
 221                 .id = MC13783_REGU_VCAM,
 222                 .init_data = &cam_vreg_data,
 223         },
 224 };
 225
 226 static struct mc13783_platform_data moboard_pmic = {
 227         .regulators = moboard_regulators,
 228         .num_regulators = ARRAY_SIZE(moboard_regulators),
 229         .flags = MC13783_USE_REGULATOR | MC13783_USE_RTC |
 230                 MC13783_USE_ADC,
 231 };
 232
 233 static struct spi_board_info moboard_spi_board_info[] __initdata = {
 234         {
 235                 .modalias = "mc13783",
 236                 .irq = IOMUX_TO_IRQ(MX31_PIN_GPIO1_3),
 237                 .max_speed_hz = 300000,
 238                 .bus_num = 1,
 239                 .chip_select = 0,
 240                 .platform_data = &moboard_pmic,
 241                 .mode = SPI_CS_HIGH,
 242         },
 243 };
 244
 245 static int moboard_spi2_cs[] = {
 246         MXC_SPI_CS(1),
 247 };
 248
 249 static struct spi_imx_master moboard_spi2_master = {
 250         .chipselect     = moboard_spi2_cs,
 251         .num_chipselect = ARRAY_SIZE(moboard_spi2_cs),
 252 };
 253
 254 #define SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_ATA_CS0)
 255 #define SDHC1_WP IOMUX_TO_GPIO(MX31_PIN_ATA_CS1)
 256
 257 static int moboard_sdhc1_get_ro(struct device *dev)
 258 {
 259         return !gpio_get_value(SDHC1_WP);
 260 }
 261
 262 static int moboard_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
 263                 void *data)
 264 {
 265         int ret;
 266
 267         ret = gpio_request(SDHC1_CD, "sdhc-detect");
 268         if (ret)
 269                 return ret;
 270
 271         gpio_direction_input(SDHC1_CD);
 272
 273         ret = gpio_request(SDHC1_WP, "sdhc-wp");
 274         if (ret)
 275                 goto err_gpio_free;
 276         gpio_direction_input(SDHC1_WP);
 277
 278         ret = request_irq(gpio_to_irq(SDHC1_CD), detect_irq,
 279                 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
 280                 "sdhc1-card-detect", data);
 281         if (ret)
 282                 goto err_gpio_free_2;
 283
 284         return 0;
 285
 286 err_gpio_free_2:
 287         gpio_free(SDHC1_WP);
 288 err_gpio_free:
 289         gpio_free(SDHC1_CD);
 290
 291         return ret;
 292 }
 293
 294 static void moboard_sdhc1_exit(struct device *dev, void *data)
 295 {
 296         free_irq(gpio_to_irq(SDHC1_CD), data);
 297         gpio_free(SDHC1_WP);
 298         gpio_free(SDHC1_CD);
 299 }
 300
 301 static struct imxmmc_platform_data sdhc1_pdata = {
 302         .get_ro = moboard_sdhc1_get_ro,
 303         .init   = moboard_sdhc1_init,
 304         .exit   = moboard_sdhc1_exit,
 305 };
 306
 307 /*
 308  * this pin is dedicated for all mx31moboard systems, so we do it here
 309  */
 310 #define USB_RESET_B     IOMUX_TO_GPIO(MX31_PIN_GPIO1_0)
 311
 312 static void usb_xcvr_reset(void)
 313 {
 314         gpio_request(USB_RESET_B, "usb-reset");
 315         gpio_direction_output(USB_RESET_B, 0);
 316         mdelay(1);
 317         gpio_set_value(USB_RESET_B, 1);
 318 }
 319
 320 #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
 321                         PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
 322
 323 #define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC)
 324
 325 static void moboard_usbotg_init(void)
 326 {
 327         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG);
 328         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG);
 329         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG);
 330         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG);
 331         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG);
 332         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG);
 333         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG);
 334         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG);
 335         mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG);
 336         mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG);
 337         mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG);
 338         mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG);
 339
 340         gpio_request(OTG_EN_B, "usb-udc-en");
 341         gpio_direction_output(OTG_EN_B, 0);
 342 }
 343
 344 static struct fsl_usb2_platform_data usb_pdata = {
 345         .operating_mode = FSL_USB2_DR_DEVICE,
 346         .phy_mode       = FSL_USB2_PHY_ULPI,
 347 };
 348
 349 #define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6)
 350
 351 static int moboard_usbh2_hw_init(struct platform_device *pdev)
 352 {
 353         int ret = gpio_request(USBH2_EN_B, "usbh2-en");
 354         if (ret)
 355                 return ret;
 356
 357         mxc_iomux_set_gpr(MUX_PGP_UH2, true);
 358
 359         mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG);
 360         mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG);
 361         mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG);
 362         mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG);
 363         mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG);
 364         mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG);
 365         mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG);
 366         mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG);
 367         mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG);
 368         mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG);
 369         mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG);
 370         mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG);
 371
 372         gpio_direction_output(USBH2_EN_B, 0);
 373
 374         return 0;
 375 }
 376
 377 static int moboard_usbh2_hw_exit(struct platform_device *pdev)
 378 {
 379         gpio_free(USBH2_EN_B);
 380         return 0;
 381 }
 382
 383 static struct mxc_usbh_platform_data usbh2_pdata = {
 384         .init   = moboard_usbh2_hw_init,
 385         .exit   = moboard_usbh2_hw_exit,
 386         .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
 387         .flags  = MXC_EHCI_POWER_PINS_ENABLED,
 388 };
 389
 390 static int __init moboard_usbh2_init(void)
 391 {
 392         usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
 393                         USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
 394
 395         return mxc_register_device(&mx31_usbh2, &usbh2_pdata);
 396 }
 397
 398
 399 static struct gpio_led mx31moboard_leds[] = {
 400         {
 401                 .name   = "coreboard-led-0:red:running",
 402                 .default_trigger = "heartbeat",
 403                 .gpio   = IOMUX_TO_GPIO(MX31_PIN_SVEN0),
 404         }, {
 405                 .name   = "coreboard-led-1:red",
 406                 .gpio   = IOMUX_TO_GPIO(MX31_PIN_STX0),
 407         }, {
 408                 .name   = "coreboard-led-2:red",
 409                 .gpio   = IOMUX_TO_GPIO(MX31_PIN_SRX0),
 410         }, {
 411                 .name   = "coreboard-led-3:red",
 412                 .gpio   = IOMUX_TO_GPIO(MX31_PIN_SIMPD0),
 413         },
 414 };
 415
 416 static struct gpio_led_platform_data mx31moboard_led_pdata = {
 417         .num_leds       = ARRAY_SIZE(mx31moboard_leds),
 418         .leds           = mx31moboard_leds,
 419 };
 420
 421 static struct platform_device mx31moboard_leds_device = {
 422         .name   = "leds-gpio",
 423         .id     = -1,
 424         .dev    = {
 425                 .platform_data = &mx31moboard_led_pdata,
 426         },
 427 };
 428
 429 #define SEL0 IOMUX_TO_GPIO(MX31_PIN_DTR_DCE1)
 430 #define SEL1 IOMUX_TO_GPIO(MX31_PIN_DSR_DCE1)
 431 #define SEL2 IOMUX_TO_GPIO(MX31_PIN_RI_DCE1)
 432 #define SEL3 IOMUX_TO_GPIO(MX31_PIN_DCD_DCE1)
 433
 434 static void mx31moboard_init_sel_gpios(void)
 435 {
 436         if (!gpio_request(SEL0, "sel0")) {
 437                 gpio_direction_input(SEL0);
 438                 gpio_export(SEL0, true);
 439         }
 440
 441         if (!gpio_request(SEL1, "sel1")) {
 442                 gpio_direction_input(SEL1);
 443                 gpio_export(SEL1, true);
 444         }
 445
 446         if (!gpio_request(SEL2, "sel2")) {
 447                 gpio_direction_input(SEL2);
 448                 gpio_export(SEL2, true);
 449         }
 450
 451         if (!gpio_request(SEL3, "sel3")) {
 452                 gpio_direction_input(SEL3);
 453                 gpio_export(SEL3, true);
 454         }
 455 }
 456
 457 static struct ipu_platform_data mx3_ipu_data = {
 458         .irq_base = MXC_IPU_IRQ_START,
 459 };
 460
 461 static struct platform_device *devices[] __initdata = {
 462         &mx31moboard_flash,
 463         &mx31moboard_leds_device,
 464 };
 465
 466 static struct mx3_camera_pdata camera_pdata = {
 467         .dma_dev        = &mx3_ipu.dev,
 468         .flags          = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
 469         .mclk_10khz     = 4800,
 470 };
 471
 472 #define CAMERA_BUF_SIZE (4*1024*1024)
 473
 474 static int __init mx31moboard_cam_alloc_dma(const size_t buf_size)
 475 {
 476         dma_addr_t dma_handle;
 477         void *buf;
 478         int dma;
 479
 480         if (buf_size < 2 * 1024 * 1024)
 481                 return -EINVAL;
 482
 483         buf = dma_alloc_coherent(NULL, buf_size, &dma_handle, GFP_KERNEL);
 484         if (!buf) {
 485                 pr_err("%s: cannot allocate camera buffer-memory\n", __func__);
 486                 return -ENOMEM;
 487         }
 488
 489         memset(buf, 0, buf_size);
 490
 491         dma = dma_declare_coherent_memory(&mx3_camera.dev,
 492                                         dma_handle, dma_handle, buf_size,
 493                                         DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
 494
 495         /* The way we call dma_declare_coherent_memory only a malloc can fail */
 496         return dma & DMA_MEMORY_MAP ? 0 : -ENOMEM;
 497 }
 498
 499 static int mx31moboard_baseboard;
 500 core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
 501
 502 /*
 503  * Board specific initialization.
 504  */
 505 static void __init mxc_board_init(void)
 506 {
 507         mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins),
 508                 "moboard");
 509
 510         platform_add_devices(devices, ARRAY_SIZE(devices));
 511
 512         mxc_register_device(&mxc_uart_device0, &uart0_pdata);
 513
 514         mxc_register_device(&mxc_uart_device4, &uart4_pdata);
 515
 516         mx31moboard_init_sel_gpios();
 517
 518         mxc_register_device(&mxc_i2c_device0, &moboard_i2c0_pdata);
 519         mxc_register_device(&mxc_i2c_device1, &moboard_i2c1_pdata);
 520
 521         mxc_register_device(&mxc_spi_device1, &moboard_spi1_master);
 522         mxc_register_device(&mxc_spi_device2, &moboard_spi2_master);
 523
 524         gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq");
 525         gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
 526         spi_register_board_info(moboard_spi_board_info,
 527                 ARRAY_SIZE(moboard_spi_board_info));
 528
 529         mxc_register_device(&mxcsdhc_device0, &sdhc1_pdata);
 530
 531         mxc_register_device(&mx3_ipu, &mx3_ipu_data);
 532         if (!mx31moboard_cam_alloc_dma(CAMERA_BUF_SIZE))
 533                 mxc_register_device(&mx3_camera, &camera_pdata);
 534
 535         usb_xcvr_reset();
 536
 537         moboard_usbotg_init();
 538         mxc_register_device(&mxc_otg_udc_device, &usb_pdata);
 539         moboard_usbh2_init();
 540
 541         switch (mx31moboard_baseboard) {
 542         case MX31NOBOARD:
 543                 break;
 544         case MX31DEVBOARD:
 545                 mx31moboard_devboard_init();
 546                 break;
 547         case MX31MARXBOT:
 548                 mx31moboard_marxbot_init();
 549                 break;
 550         default:
 551                 printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n",
 552                         mx31moboard_baseboard);
 553         }
 554 }
 555
 556 static void __init mx31moboard_timer_init(void)
 557 {
 558         mx31_clocks_init(26000000);
 559 }
 560
 561 struct sys_timer mx31moboard_timer = {
 562         .init   = mx31moboard_timer_init,
 563 };
 564
 565 MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
 566         /* Maintainer: Valentin Longchamp, EPFL Mobots group */
 567         .phys_io        = AIPS1_BASE_ADDR,
 568         .io_pg_offst    = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
 569         .boot_params    = PHYS_OFFSET + 0x100,
 570         .map_io         = mx31_map_io,
 571         .init_irq       = mx31_init_irq,
 572         .init_machine   = mxc_board_init,
 573         .timer          = &mx31moboard_timer,
 574 MACHINE_END
 575