arch/arm/mach-mx3/pcm037.c

   1 /*
   2  *  Copyright (C) 2008 Sascha Hauer, Pengutronix
   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/types.h>
  20 #include <linux/init.h>
  21 #include <linux/dma-mapping.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/mtd/physmap.h>
  24 #include <linux/mtd/plat-ram.h>
  25 #include <linux/memory.h>
  26 #include <linux/gpio.h>
  27 #include <linux/smsc911x.h>
  28 #include <linux/interrupt.h>
  29 #include <linux/i2c.h>
  30 #include <linux/i2c/at24.h>
  31 #include <linux/delay.h>
  32 #include <linux/spi/spi.h>
  33 #include <linux/irq.h>
  34 #include <linux/fsl_devices.h>
  35
  36 #include <media/soc_camera.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-pcm037.h>
  43 #include <mach/common.h>
  44 #include <mach/hardware.h>
  45 #include <mach/i2c.h>
  46 #include <mach/imx-uart.h>
  47 #include <mach/iomux-mx3.h>
  48 #include <mach/ipu.h>
  49 #include <mach/mmc.h>
  50 #include <mach/mx3_camera.h>
  51 #include <mach/mx3fb.h>
  52 #include <mach/mxc_nand.h>
  53
  54 #include "devices.h"
  55 #include "pcm037.h"
  56
  57 static enum pcm037_board_variant pcm037_instance = PCM037_PCM970;
  58
  59 static int __init pcm037_variant_setup(char *str)
  60 {
  61         if (!strcmp("eet", str))
  62                 pcm037_instance = PCM037_EET;
  63         else if (strcmp("pcm970", str))
  64                 pr_warning("Unknown pcm037 baseboard variant %s\n", str);
  65
  66         return 1;
  67 }
  68
  69 /* Supported values: "pcm970" (default) and "eet" */
  70 __setup("pcm037_variant=", pcm037_variant_setup);
  71
  72 enum pcm037_board_variant pcm037_variant(void)
  73 {
  74         return pcm037_instance;
  75 }
  76
  77 /* UART1 with RTS/CTS handshake signals */
  78 static unsigned int pcm037_uart1_handshake_pins[] = {
  79         MX31_PIN_CTS1__CTS1,
  80         MX31_PIN_RTS1__RTS1,
  81         MX31_PIN_TXD1__TXD1,
  82         MX31_PIN_RXD1__RXD1,
  83 };
  84
  85 /* UART1 without RTS/CTS handshake signals */
  86 static unsigned int pcm037_uart1_pins[] = {
  87         MX31_PIN_TXD1__TXD1,
  88         MX31_PIN_RXD1__RXD1,
  89 };
  90
  91 static unsigned int pcm037_pins[] = {
  92         /* I2C */
  93         MX31_PIN_CSPI2_MOSI__SCL,
  94         MX31_PIN_CSPI2_MISO__SDA,
  95         MX31_PIN_CSPI2_SS2__I2C3_SDA,
  96         MX31_PIN_CSPI2_SCLK__I2C3_SCL,
  97         /* SDHC1 */
  98         MX31_PIN_SD1_DATA3__SD1_DATA3,
  99         MX31_PIN_SD1_DATA2__SD1_DATA2,
 100         MX31_PIN_SD1_DATA1__SD1_DATA1,
 101         MX31_PIN_SD1_DATA0__SD1_DATA0,
 102         MX31_PIN_SD1_CLK__SD1_CLK,
 103         MX31_PIN_SD1_CMD__SD1_CMD,
 104         IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO), /* card detect */
 105         IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), /* write protect */
 106         /* SPI1 */
 107         MX31_PIN_CSPI1_MOSI__MOSI,
 108         MX31_PIN_CSPI1_MISO__MISO,
 109         MX31_PIN_CSPI1_SCLK__SCLK,
 110         MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
 111         MX31_PIN_CSPI1_SS0__SS0,
 112         MX31_PIN_CSPI1_SS1__SS1,
 113         MX31_PIN_CSPI1_SS2__SS2,
 114         /* UART2 */
 115         MX31_PIN_TXD2__TXD2,
 116         MX31_PIN_RXD2__RXD2,
 117         MX31_PIN_CTS2__CTS2,
 118         MX31_PIN_RTS2__RTS2,
 119         /* UART3 */
 120         MX31_PIN_CSPI3_MOSI__RXD3,
 121         MX31_PIN_CSPI3_MISO__TXD3,
 122         MX31_PIN_CSPI3_SCLK__RTS3,
 123         MX31_PIN_CSPI3_SPI_RDY__CTS3,
 124         /* LAN9217 irq pin */
 125         IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
 126         /* Onewire */
 127         MX31_PIN_BATT_LINE__OWIRE,
 128         /* Framebuffer */
 129         MX31_PIN_LD0__LD0,
 130         MX31_PIN_LD1__LD1,
 131         MX31_PIN_LD2__LD2,
 132         MX31_PIN_LD3__LD3,
 133         MX31_PIN_LD4__LD4,
 134         MX31_PIN_LD5__LD5,
 135         MX31_PIN_LD6__LD6,
 136         MX31_PIN_LD7__LD7,
 137         MX31_PIN_LD8__LD8,
 138         MX31_PIN_LD9__LD9,
 139         MX31_PIN_LD10__LD10,
 140         MX31_PIN_LD11__LD11,
 141         MX31_PIN_LD12__LD12,
 142         MX31_PIN_LD13__LD13,
 143         MX31_PIN_LD14__LD14,
 144         MX31_PIN_LD15__LD15,
 145         MX31_PIN_LD16__LD16,
 146         MX31_PIN_LD17__LD17,
 147         MX31_PIN_VSYNC3__VSYNC3,
 148         MX31_PIN_HSYNC__HSYNC,
 149         MX31_PIN_FPSHIFT__FPSHIFT,
 150         MX31_PIN_DRDY0__DRDY0,
 151         MX31_PIN_D3_REV__D3_REV,
 152         MX31_PIN_CONTRAST__CONTRAST,
 153         MX31_PIN_D3_SPL__D3_SPL,
 154         MX31_PIN_D3_CLS__D3_CLS,
 155         MX31_PIN_LCS0__GPI03_23,
 156         /* CSI */
 157         IOMUX_MODE(MX31_PIN_CSI_D5, IOMUX_CONFIG_GPIO),
 158         MX31_PIN_CSI_D6__CSI_D6,
 159         MX31_PIN_CSI_D7__CSI_D7,
 160         MX31_PIN_CSI_D8__CSI_D8,
 161         MX31_PIN_CSI_D9__CSI_D9,
 162         MX31_PIN_CSI_D10__CSI_D10,
 163         MX31_PIN_CSI_D11__CSI_D11,
 164         MX31_PIN_CSI_D12__CSI_D12,
 165         MX31_PIN_CSI_D13__CSI_D13,
 166         MX31_PIN_CSI_D14__CSI_D14,
 167         MX31_PIN_CSI_D15__CSI_D15,
 168         MX31_PIN_CSI_HSYNC__CSI_HSYNC,
 169         MX31_PIN_CSI_MCLK__CSI_MCLK,
 170         MX31_PIN_CSI_PIXCLK__CSI_PIXCLK,
 171         MX31_PIN_CSI_VSYNC__CSI_VSYNC,
 172 };
 173
 174 static struct physmap_flash_data pcm037_flash_data = {
 175         .width  = 2,
 176 };
 177
 178 static struct resource pcm037_flash_resource = {
 179         .start  = 0xa0000000,
 180         .end    = 0xa1ffffff,
 181         .flags  = IORESOURCE_MEM,
 182 };
 183
 184 static int usbotg_pins[] = {
 185         MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
 186         MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
 187         MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
 188         MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
 189         MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
 190         MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
 191         MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
 192         MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
 193         MX31_PIN_USBOTG_CLK__USBOTG_CLK,
 194         MX31_PIN_USBOTG_DIR__USBOTG_DIR,
 195         MX31_PIN_USBOTG_NXT__USBOTG_NXT,
 196         MX31_PIN_USBOTG_STP__USBOTG_STP,
 197 };
 198
 199 /* USB OTG HS port */
 200 static int __init gpio_usbotg_hs_activate(void)
 201 {
 202         int ret = mxc_iomux_setup_multiple_pins(usbotg_pins,
 203                                         ARRAY_SIZE(usbotg_pins), "usbotg");
 204
 205         if (ret < 0) {
 206                 printk(KERN_ERR "Cannot set up OTG pins\n");
 207                 return ret;
 208         }
 209
 210         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 211         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 212         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 213         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 214         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 215         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 216         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 217         mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 218         mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 219         mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 220         mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 221         mxc_iomux_set_pad(MX31_PIN_USBOTG_STP,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
 222
 223         return 0;
 224 }
 225
 226 /* OTG config */
 227 static struct fsl_usb2_platform_data usb_pdata = {
 228         .operating_mode = FSL_USB2_DR_DEVICE,
 229         .phy_mode       = FSL_USB2_PHY_ULPI,
 230 };
 231
 232 static struct platform_device pcm037_flash = {
 233         .name   = "physmap-flash",
 234         .id     = 0,
 235         .dev    = {
 236                 .platform_data  = &pcm037_flash_data,
 237         },
 238         .resource = &pcm037_flash_resource,
 239         .num_resources = 1,
 240 };
 241
 242 static struct imxuart_platform_data uart_pdata = {
 243         .flags = IMXUART_HAVE_RTSCTS,
 244 };
 245
 246 static struct resource smsc911x_resources[] = {
 247         [0] = {
 248                 .start          = CS1_BASE_ADDR + 0x300,
 249                 .end            = CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
 250                 .flags          = IORESOURCE_MEM,
 251         },
 252         [1] = {
 253                 .start          = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
 254                 .end            = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
 255                 .flags          = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 256         },
 257 };
 258
 259 static struct smsc911x_platform_config smsc911x_info = {
 260         .flags          = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY |
 261                           SMSC911X_SAVE_MAC_ADDRESS,
 262         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 263         .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
 264         .phy_interface  = PHY_INTERFACE_MODE_MII,
 265 };
 266
 267 static struct platform_device pcm037_eth = {
 268         .name           = "smsc911x",
 269         .id             = -1,
 270         .num_resources  = ARRAY_SIZE(smsc911x_resources),
 271         .resource       = smsc911x_resources,
 272         .dev            = {
 273                 .platform_data = &smsc911x_info,
 274         },
 275 };
 276
 277 static struct platdata_mtd_ram pcm038_sram_data = {
 278         .bankwidth = 2,
 279 };
 280
 281 static struct resource pcm038_sram_resource = {
 282         .start = CS4_BASE_ADDR,
 283         .end   = CS4_BASE_ADDR + 512 * 1024 - 1,
 284         .flags = IORESOURCE_MEM,
 285 };
 286
 287 static struct platform_device pcm037_sram_device = {
 288         .name = "mtd-ram",
 289         .id = 0,
 290         .dev = {
 291                 .platform_data = &pcm038_sram_data,
 292         },
 293         .num_resources = 1,
 294         .resource = &pcm038_sram_resource,
 295 };
 296
 297 static struct mxc_nand_platform_data pcm037_nand_board_info = {
 298         .width = 1,
 299         .hw_ecc = 1,
 300 };
 301
 302 static struct imxi2c_platform_data pcm037_i2c_1_data = {
 303         .bitrate = 100000,
 304 };
 305
 306 static struct imxi2c_platform_data pcm037_i2c_2_data = {
 307         .bitrate = 20000,
 308 };
 309
 310 static struct at24_platform_data board_eeprom = {
 311         .byte_len = 4096,
 312         .page_size = 32,
 313         .flags = AT24_FLAG_ADDR16,
 314 };
 315
 316 static int pcm037_camera_power(struct device *dev, int on)
 317 {
 318         /* disable or enable the camera in X7 or X8 PCM970 connector */
 319         gpio_set_value(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), !on);
 320         return 0;
 321 }
 322
 323 static struct i2c_board_info pcm037_i2c_2_devices[] = {
 324         {
 325                 I2C_BOARD_INFO("mt9t031", 0x5d),
 326         },
 327 };
 328
 329 static struct soc_camera_link iclink = {
 330         .bus_id         = 0,            /* Must match with the camera ID */
 331         .power          = pcm037_camera_power,
 332         .board_info     = &pcm037_i2c_2_devices[0],
 333         .i2c_adapter_id = 2,
 334         .module_name    = "mt9t031",
 335 };
 336
 337 static struct i2c_board_info pcm037_i2c_devices[] = {
 338         {
 339                 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
 340                 .platform_data = &board_eeprom,
 341         }, {
 342                 I2C_BOARD_INFO("rtc-pcf8563", 0x51),
 343                 .type = "pcf8563",
 344         }
 345 };
 346
 347 static struct platform_device pcm037_camera = {
 348         .name   = "soc-camera-pdrv",
 349         .id     = 0,
 350         .dev    = {
 351                 .platform_data = &iclink,
 352         },
 353 };
 354
 355 /* Not connected by default */
 356 #ifdef PCM970_SDHC_RW_SWITCH
 357 static int pcm970_sdhc1_get_ro(struct device *dev)
 358 {
 359         return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_SFS6));
 360 }
 361 #endif
 362
 363 #define SDHC1_GPIO_WP   IOMUX_TO_GPIO(MX31_PIN_SFS6)
 364 #define SDHC1_GPIO_DET  IOMUX_TO_GPIO(MX31_PIN_SCK6)
 365
 366 static int pcm970_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
 367                 void *data)
 368 {
 369         int ret;
 370
 371         ret = gpio_request(SDHC1_GPIO_DET, "sdhc-detect");
 372         if (ret)
 373                 return ret;
 374
 375         gpio_direction_input(SDHC1_GPIO_DET);
 376
 377 #ifdef PCM970_SDHC_RW_SWITCH
 378         ret = gpio_request(SDHC1_GPIO_WP, "sdhc-wp");
 379         if (ret)
 380                 goto err_gpio_free;
 381         gpio_direction_input(SDHC1_GPIO_WP);
 382 #endif
 383
 384         ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), detect_irq,
 385                         IRQF_DISABLED | IRQF_TRIGGER_FALLING,
 386                                 "sdhc-detect", data);
 387         if (ret)
 388                 goto err_gpio_free_2;
 389
 390         return 0;
 391
 392 err_gpio_free_2:
 393 #ifdef PCM970_SDHC_RW_SWITCH
 394         gpio_free(SDHC1_GPIO_WP);
 395 err_gpio_free:
 396 #endif
 397         gpio_free(SDHC1_GPIO_DET);
 398
 399         return ret;
 400 }
 401
 402 static void pcm970_sdhc1_exit(struct device *dev, void *data)
 403 {
 404         free_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), data);
 405         gpio_free(SDHC1_GPIO_DET);
 406         gpio_free(SDHC1_GPIO_WP);
 407 }
 408
 409 static struct imxmmc_platform_data sdhc_pdata = {
 410 #ifdef PCM970_SDHC_RW_SWITCH
 411         .get_ro = pcm970_sdhc1_get_ro,
 412 #endif
 413         .init = pcm970_sdhc1_init,
 414         .exit = pcm970_sdhc1_exit,
 415 };
 416
 417 struct mx3_camera_pdata camera_pdata = {
 418         .dma_dev        = &mx3_ipu.dev,
 419         .flags          = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
 420         .mclk_10khz     = 2000,
 421 };
 422
 423 static int __init pcm037_camera_alloc_dma(const size_t buf_size)
 424 {
 425         dma_addr_t dma_handle;
 426         void *buf;
 427         int dma;
 428
 429         if (buf_size < 2 * 1024 * 1024)
 430                 return -EINVAL;
 431
 432         buf = dma_alloc_coherent(NULL, buf_size, &dma_handle, GFP_KERNEL);
 433         if (!buf) {
 434                 pr_err("%s: cannot allocate camera buffer-memory\n", __func__);
 435                 return -ENOMEM;
 436         }
 437
 438         memset(buf, 0, buf_size);
 439
 440         dma = dma_declare_coherent_memory(&mx3_camera.dev,
 441                                         dma_handle, dma_handle, buf_size,
 442                                         DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
 443
 444         /* The way we call dma_declare_coherent_memory only a malloc can fail */
 445         return dma & DMA_MEMORY_MAP ? 0 : -ENOMEM;
 446 }
 447
 448 static struct platform_device *devices[] __initdata = {
 449         &pcm037_flash,
 450         &pcm037_sram_device,
 451         &pcm037_camera,
 452 };
 453
 454 static struct ipu_platform_data mx3_ipu_data = {
 455         .irq_base = MXC_IPU_IRQ_START,
 456 };
 457
 458 static const struct fb_videomode fb_modedb[] = {
 459         {
 460                 /* 240x320 @ 60 Hz Sharp */
 461                 .name           = "Sharp-LQ035Q7DH06-QVGA",
 462                 .refresh        = 60,
 463                 .xres           = 240,
 464                 .yres           = 320,
 465                 .pixclock       = 185925,
 466                 .left_margin    = 9,
 467                 .right_margin   = 16,
 468                 .upper_margin   = 7,
 469                 .lower_margin   = 9,
 470                 .hsync_len      = 1,
 471                 .vsync_len      = 1,
 472                 .sync           = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE |
 473                                   FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
 474                 .vmode          = FB_VMODE_NONINTERLACED,
 475                 .flag           = 0,
 476         }, {
 477                 /* 240x320 @ 60 Hz */
 478                 .name           = "TX090",
 479                 .refresh        = 60,
 480                 .xres           = 240,
 481                 .yres           = 320,
 482                 .pixclock       = 38255,
 483                 .left_margin    = 144,
 484                 .right_margin   = 0,
 485                 .upper_margin   = 7,
 486                 .lower_margin   = 40,
 487                 .hsync_len      = 96,
 488                 .vsync_len      = 1,
 489                 .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
 490                 .vmode          = FB_VMODE_NONINTERLACED,
 491                 .flag           = 0,
 492         }, {
 493                 /* 240x320 @ 60 Hz */
 494                 .name           = "CMEL-OLED",
 495                 .refresh        = 60,
 496                 .xres           = 240,
 497                 .yres           = 320,
 498                 .pixclock       = 185925,
 499                 .left_margin    = 9,
 500                 .right_margin   = 16,
 501                 .upper_margin   = 7,
 502                 .lower_margin   = 9,
 503                 .hsync_len      = 1,
 504                 .vsync_len      = 1,
 505                 .sync           = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT,
 506                 .vmode          = FB_VMODE_NONINTERLACED,
 507                 .flag           = 0,
 508         },
 509 };
 510
 511 static struct mx3fb_platform_data mx3fb_pdata = {
 512         .dma_dev        = &mx3_ipu.dev,
 513         .name           = "Sharp-LQ035Q7DH06-QVGA",
 514         .mode           = fb_modedb,
 515         .num_modes      = ARRAY_SIZE(fb_modedb),
 516 };
 517
 518 /*
 519  * Board specific initialization.
 520  */
 521 static void __init mxc_board_init(void)
 522 {
 523         int ret;
 524
 525         mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins),
 526                         "pcm037");
 527
 528         if (pcm037_variant() == PCM037_EET)
 529                 mxc_iomux_setup_multiple_pins(pcm037_uart1_pins,
 530                         ARRAY_SIZE(pcm037_uart1_pins), "pcm037_uart1");
 531         else
 532                 mxc_iomux_setup_multiple_pins(pcm037_uart1_handshake_pins,
 533                         ARRAY_SIZE(pcm037_uart1_handshake_pins),
 534                         "pcm037_uart1");
 535
 536         platform_add_devices(devices, ARRAY_SIZE(devices));
 537
 538         mxc_register_device(&mxc_uart_device0, &uart_pdata);
 539         mxc_register_device(&mxc_uart_device1, &uart_pdata);
 540         mxc_register_device(&mxc_uart_device2, &uart_pdata);
 541
 542         mxc_register_device(&mxc_w1_master_device, NULL);
 543
 544         /* LAN9217 IRQ pin */
 545         ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");
 546         if (ret)
 547                 pr_warning("could not get LAN irq gpio\n");
 548         else {
 549                 gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
 550                 platform_device_register(&pcm037_eth);
 551         }
 552
 553
 554         /* I2C adapters and devices */
 555         i2c_register_board_info(1, pcm037_i2c_devices,
 556                         ARRAY_SIZE(pcm037_i2c_devices));
 557
 558         mxc_register_device(&mxc_i2c_device1, &pcm037_i2c_1_data);
 559         mxc_register_device(&mxc_i2c_device2, &pcm037_i2c_2_data);
 560
 561         mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
 562         mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);
 563         mxc_register_device(&mx3_ipu, &mx3_ipu_data);
 564         mxc_register_device(&mx3_fb, &mx3fb_pdata);
 565         if (!gpio_usbotg_hs_activate())
 566                 mxc_register_device(&mxc_otg_udc_device, &usb_pdata);
 567
 568         /* CSI */
 569         /* Camera power: default - off */
 570         ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), "mt9t031-power");
 571         if (!ret)
 572                 gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), 1);
 573         else
 574                 iclink.power = NULL;
 575
 576         if (!pcm037_camera_alloc_dma(4 * 1024 * 1024))
 577                 mxc_register_device(&mx3_camera, &camera_pdata);
 578 }
 579
 580 static void __init pcm037_timer_init(void)
 581 {
 582         mx31_clocks_init(26000000);
 583 }
 584
 585 struct sys_timer pcm037_timer = {
 586         .init   = pcm037_timer_init,
 587 };
 588
 589 MACHINE_START(PCM037, "Phytec Phycore pcm037")
 590         /* Maintainer: Pengutronix */
 591         .phys_io        = AIPS1_BASE_ADDR,
 592         .io_pg_offst    = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
 593         .boot_params    = PHYS_OFFSET + 0x100,
 594         .map_io         = mx31_map_io,
 595         .init_irq       = mxc_init_irq,
 596         .init_machine   = mxc_board_init,
 597         .timer          = &pcm037_timer,
 598 MACHINE_END