arch/arm/mach-davinci/board-dm355-evm.c - kernel/msm-4.9 - Gitiles

 /*
  * TI DaVinci EVM board support
  *
  * Author: Kevin Hilman, Deep Root Systems, LLC
  *
  * 2007 (c) MontaVista Software, Inc. This file is licensed under
  * the terms of the GNU General Public License version 2. This program
  * is licensed "as is" without any warranty of any kind, whether express
  * or implied.
  */
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/err.h>
 #include <linux/platform_device.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/nand.h>
 #include <linux/i2c.h>
 #include <linux/gpio.h>
 #include <linux/clk.h>
 #include <linux/videodev2.h>
 #include <media/i2c/tvp514x.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/eeprom.h>
 #include <linux/platform_data/gpio-davinci.h>
 #include <linux/platform_data/i2c-davinci.h>
 #include <linux/platform_data/mtd-davinci.h>
 #include <linux/platform_data/mmc-davinci.h>
 #include <linux/platform_data/usb-davinci.h>

 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>

 #include <mach/serial.h>
 #include <mach/common.h>

 #include "davinci.h"

 /* NOTE:  this is geared for the standard config, with a socketed
  * 2 GByte Micron NAND (MT29F16G08FAA) using 128KB sectors.  If you
  * swap chips, maybe with a different block size, partitioning may
  * need to be changed.
  */
 #define NAND_BLOCK_SIZE		SZ_128K

 static struct mtd_partition davinci_nand_partitions[] = {
 	{
 		/* UBL (a few copies) plus U-Boot */
 		.name		= "bootloader",
 		.offset		= 0,
 		.size		= 15 * NAND_BLOCK_SIZE,
 		.mask_flags	= MTD_WRITEABLE, /* force read-only */
 	}, {
 		/* U-Boot environment */
 		.name		= "params",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= 1 * NAND_BLOCK_SIZE,
 		.mask_flags	= 0,
 	}, {
 		.name		= "kernel",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= SZ_4M,
 		.mask_flags	= 0,
 	}, {
 		.name		= "filesystem1",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= SZ_512M,
 		.mask_flags	= 0,
 	}, {
 		.name		= "filesystem2",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= MTDPART_SIZ_FULL,
 		.mask_flags	= 0,
 	}
 	/* two blocks with bad block table (and mirror) at the end */
 };

 static struct davinci_nand_pdata davinci_nand_data = {
 	.mask_chipsel		= BIT(14),
 	.parts			= davinci_nand_partitions,
 	.nr_parts		= ARRAY_SIZE(davinci_nand_partitions),
 	.ecc_mode		= NAND_ECC_HW,
 	.bbt_options		= NAND_BBT_USE_FLASH,
 	.ecc_bits		= 4,
 };

 static struct resource davinci_nand_resources[] = {
 	{
 		.start		= DM355_ASYNC_EMIF_DATA_CE0_BASE,
 		.end		= DM355_ASYNC_EMIF_DATA_CE0_BASE + SZ_32M - 1,
 		.flags		= IORESOURCE_MEM,
 	}, {
 		.start		= DM355_ASYNC_EMIF_CONTROL_BASE,
 		.end		= DM355_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
 		.flags		= IORESOURCE_MEM,
 	},
 };

 static struct platform_device davinci_nand_device = {
 	.name			= "davinci_nand",
 	.id			= 0,

 	.num_resources		= ARRAY_SIZE(davinci_nand_resources),
 	.resource		= davinci_nand_resources,

 	.dev			= {
 		.platform_data	= &davinci_nand_data,
 	},
 };

 static struct davinci_i2c_platform_data i2c_pdata = {
 	.bus_freq	= 400	/* kHz */,
 	.bus_delay	= 0	/* usec */,
 	.sda_pin        = 15,
 	.scl_pin        = 14,
 };

 static struct snd_platform_data dm355_evm_snd_data;

 static int dm355evm_mmc_gpios = -EINVAL;

 static void dm355evm_mmcsd_gpios(unsigned gpio)
 {
 	gpio_request(gpio + 0, "mmc0_ro");
 	gpio_request(gpio + 1, "mmc0_cd");
 	gpio_request(gpio + 2, "mmc1_ro");
 	gpio_request(gpio + 3, "mmc1_cd");

 	/* we "know" these are input-only so we don't
 	 * need to call gpio_direction_input()
 	 */

 	dm355evm_mmc_gpios = gpio;
 }

 static struct i2c_board_info dm355evm_i2c_info[] = {
 	{	I2C_BOARD_INFO("dm355evm_msp", 0x25),
 		.platform_data = dm355evm_mmcsd_gpios,
 	},
 	/* { plus irq  }, */
 	{ I2C_BOARD_INFO("tlv320aic33", 0x1b), },
 };

 static void __init evm_init_i2c(void)
 {
 	davinci_init_i2c(&i2c_pdata);

 	gpio_request(5, "dm355evm_msp");
 	gpio_direction_input(5);
 	dm355evm_i2c_info[0].irq = gpio_to_irq(5);

 	i2c_register_board_info(1, dm355evm_i2c_info,
 			ARRAY_SIZE(dm355evm_i2c_info));
 }

 static struct resource dm355evm_dm9000_rsrc[] = {
 	{
 		/* addr */
 		.start	= 0x04014000,
 		.end	= 0x04014001,
 		.flags	= IORESOURCE_MEM,
 	}, {
 		/* data */
 		.start	= 0x04014002,
 		.end	= 0x04014003,
 		.flags	= IORESOURCE_MEM,
 	}, {
 		.flags	= IORESOURCE_IRQ
 			| IORESOURCE_IRQ_HIGHEDGE /* rising (active high) */,
 	},
 };

 static struct platform_device dm355evm_dm9000 = {
 	.name		= "dm9000",
 	.id		= -1,
 	.resource	= dm355evm_dm9000_rsrc,
 	.num_resources	= ARRAY_SIZE(dm355evm_dm9000_rsrc),
 };

 static struct tvp514x_platform_data tvp5146_pdata = {
 	.clk_polarity = 0,
 	.hs_polarity = 1,
 	.vs_polarity = 1
 };

 #define TVP514X_STD_ALL	(V4L2_STD_NTSC | V4L2_STD_PAL)
 /* Inputs available at the TVP5146 */
 static struct v4l2_input tvp5146_inputs[] = {
 	{
 		.index = 0,
 		.name = "Composite",
 		.type = V4L2_INPUT_TYPE_CAMERA,
 		.std = TVP514X_STD_ALL,
 	},
 	{
 		.index = 1,
 		.name = "S-Video",
 		.type = V4L2_INPUT_TYPE_CAMERA,
 		.std = TVP514X_STD_ALL,
 	},
 };

 /*
  * this is the route info for connecting each input to decoder
  * ouput that goes to vpfe. There is a one to one correspondence
  * with tvp5146_inputs
  */
 static struct vpfe_route tvp5146_routes[] = {
 	{
 		.input = INPUT_CVBS_VI2B,
 		.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
 	},
 	{
 		.input = INPUT_SVIDEO_VI2C_VI1C,
 		.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
 	},
 };

 static struct vpfe_subdev_info vpfe_sub_devs[] = {
 	{
 		.name = "tvp5146",
 		.grp_id = 0,
 		.num_inputs = ARRAY_SIZE(tvp5146_inputs),
 		.inputs = tvp5146_inputs,
 		.routes = tvp5146_routes,
 		.can_route = 1,
 		.ccdc_if_params = {
 			.if_type = VPFE_BT656,
 			.hdpol = VPFE_PINPOL_POSITIVE,
 			.vdpol = VPFE_PINPOL_POSITIVE,
 		},
 		.board_info = {
 			I2C_BOARD_INFO("tvp5146", 0x5d),
 			.platform_data = &tvp5146_pdata,
 		},
 	}
 };

 static struct vpfe_config vpfe_cfg = {
 	.num_subdevs = ARRAY_SIZE(vpfe_sub_devs),
 	.i2c_adapter_id = 1,
 	.sub_devs = vpfe_sub_devs,
 	.card_name = "DM355 EVM",
 	.ccdc = "DM355 CCDC",
 };

 /* venc standards timings */
 static struct vpbe_enc_mode_info dm355evm_enc_preset_timing[] = {
 	{
 		.name		= "ntsc",
 		.timings_type	= VPBE_ENC_STD,
 		.std_id		= V4L2_STD_NTSC,
 		.interlaced	= 1,
 		.xres		= 720,
 		.yres		= 480,
 		.aspect		= {11, 10},
 		.fps		= {30000, 1001},
 		.left_margin	= 0x79,
 		.upper_margin	= 0x10,
 	},
 	{
 		.name		= "pal",
 		.timings_type	= VPBE_ENC_STD,
 		.std_id		= V4L2_STD_PAL,
 		.interlaced	= 1,
 		.xres		= 720,
 		.yres		= 576,
 		.aspect		= {54, 59},
 		.fps		= {25, 1},
 		.left_margin	= 0x7E,
 		.upper_margin	= 0x16
 	},
 };

 #define VENC_STD_ALL	(V4L2_STD_NTSC | V4L2_STD_PAL)

 /*
  * The outputs available from VPBE + ecnoders. Keep the
  * the order same as that of encoders. First those from venc followed by that
  * from encoders. Index in the output refers to index on a particular encoder.
  * Driver uses this index to pass it to encoder when it supports more than
  * one output. Application uses index of the array to set an output.
  */
 static struct vpbe_output dm355evm_vpbe_outputs[] = {
 	{
 		.output		= {
 			.index		= 0,
 			.name		= "Composite",
 			.type		= V4L2_OUTPUT_TYPE_ANALOG,
 			.std		= VENC_STD_ALL,
 			.capabilities	= V4L2_OUT_CAP_STD,
 		},
 		.subdev_name	= DM355_VPBE_VENC_SUBDEV_NAME,
 		.default_mode	= "ntsc",
 		.num_modes	= ARRAY_SIZE(dm355evm_enc_preset_timing),
 		.modes		= dm355evm_enc_preset_timing,
 		.if_params	= MEDIA_BUS_FMT_FIXED,
 	},
 };

 static struct vpbe_config dm355evm_display_cfg = {
 	.module_name	= "dm355-vpbe-display",
 	.i2c_adapter_id	= 1,
 	.osd		= {
 		.module_name	= DM355_VPBE_OSD_SUBDEV_NAME,
 	},
 	.venc		= {
 		.module_name	= DM355_VPBE_VENC_SUBDEV_NAME,
 	},
 	.num_outputs	= ARRAY_SIZE(dm355evm_vpbe_outputs),
 	.outputs	= dm355evm_vpbe_outputs,
 };

 static struct platform_device *davinci_evm_devices[] __initdata = {
 	&dm355evm_dm9000,
 	&davinci_nand_device,
 };

 static void __init dm355_evm_map_io(void)
 {
 	dm355_init();
 }

 static int dm355evm_mmc_get_cd(int module)
 {
 	if (!gpio_is_valid(dm355evm_mmc_gpios))
 		return -ENXIO;
 	/* low == card present */
 	return !gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 1);
 }

 static int dm355evm_mmc_get_ro(int module)
 {
 	if (!gpio_is_valid(dm355evm_mmc_gpios))
 		return -ENXIO;
 	/* high == card's write protect switch active */
 	return gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 0);
 }

 static struct davinci_mmc_config dm355evm_mmc_config = {
 	.get_cd		= dm355evm_mmc_get_cd,
 	.get_ro		= dm355evm_mmc_get_ro,
 	.wires		= 4,
 	.max_freq       = 50000000,
 	.caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 };

 /* Don't connect anything to J10 unless you're only using USB host
  * mode *and* have to do so with some kind of gender-bender.  If
  * you have proper Mini-B or Mini-A cables (or Mini-A adapters)
  * the ID pin won't need any help.
  */
 #define USB_ID_VALUE	1	/* ID pulled low */

 static struct spi_eeprom at25640a = {
 	.byte_len	= SZ_64K / 8,
 	.name		= "at25640a",
 	.page_size	= 32,
 	.flags		= EE_ADDR2,
 };

 static struct spi_board_info dm355_evm_spi_info[] __initconst = {
 	{
 		.modalias	= "at25",
 		.platform_data	= &at25640a,
 		.max_speed_hz	= 10 * 1000 * 1000,	/* at 3v3 */
 		.bus_num	= 0,
 		.chip_select	= 0,
 		.mode		= SPI_MODE_0,
 	},
 };

 static __init void dm355_evm_init(void)
 {
 	struct clk *aemif;
 	int ret;

 	ret = dm355_gpio_register();
 	if (ret)
 		pr_warn("%s: GPIO init failed: %d\n", __func__, ret);

 	gpio_request(1, "dm9000");
 	gpio_direction_input(1);
 	dm355evm_dm9000_rsrc[2].start = gpio_to_irq(1);

 	aemif = clk_get(&dm355evm_dm9000.dev, "aemif");
 	if (!WARN(IS_ERR(aemif), "unable to get AEMIF clock\n"))
 		clk_prepare_enable(aemif);

 	platform_add_devices(davinci_evm_devices,
 			     ARRAY_SIZE(davinci_evm_devices));
 	evm_init_i2c();
 	davinci_serial_init(dm355_serial_device);

 	/* NOTE:  NAND flash timings set by the UBL are slower than
 	 * needed by MT29F16G08FAA chips ... EMIF.A1CR is 0x40400204
 	 * but could be 0x0400008c for about 25% faster page reads.
 	 */

 	gpio_request(2, "usb_id_toggle");
 	gpio_direction_output(2, USB_ID_VALUE);
 	/* irlml6401 switches over 1A in under 8 msec */
 	davinci_setup_usb(1000, 8);

 	davinci_setup_mmc(0, &dm355evm_mmc_config);
 	davinci_setup_mmc(1, &dm355evm_mmc_config);

 	dm355_init_video(&vpfe_cfg, &dm355evm_display_cfg);

 	dm355_init_spi0(BIT(0), dm355_evm_spi_info,
 			ARRAY_SIZE(dm355_evm_spi_info));

 	/* DM335 EVM uses ASP1; line-out is a stereo mini-jack */
 	dm355_init_asp1(ASP1_TX_EVT_EN | ASP1_RX_EVT_EN, &dm355_evm_snd_data);
 }

 MACHINE_START(DAVINCI_DM355_EVM, "DaVinci DM355 EVM")
 	.atag_offset  = 0x100,
 	.map_io	      = dm355_evm_map_io,
 	.init_irq     = davinci_irq_init,
 	.init_time	= davinci_timer_init,
 	.init_machine = dm355_evm_init,
 	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END
	/*
	* TI DaVinci EVM board support
	*
	* Author: Kevin Hilman, Deep Root Systems, LLC
	*
	* 2007 (c) MontaVista Software, Inc. This file is licensed under
	* the terms of the GNU General Public License version 2. This program
	* is licensed "as is" without any warranty of any kind, whether express
	* or implied.
	*/
	#include <linux/kernel.h>
	#include <linux/init.h>
	#include <linux/err.h>
	#include <linux/platform_device.h>
	#include <linux/mtd/mtd.h>
	#include <linux/mtd/partitions.h>
	#include <linux/mtd/nand.h>
	#include <linux/i2c.h>
	#include <linux/gpio.h>
	#include <linux/clk.h>
	#include <linux/videodev2.h>
	#include <media/i2c/tvp514x.h>
	#include <linux/spi/spi.h>
	#include <linux/spi/eeprom.h>
	#include <linux/platform_data/gpio-davinci.h>
	#include <linux/platform_data/i2c-davinci.h>
	#include <linux/platform_data/mtd-davinci.h>
	#include <linux/platform_data/mmc-davinci.h>
	#include <linux/platform_data/usb-davinci.h>

	#include <asm/mach-types.h>
	#include <asm/mach/arch.h>

	#include <mach/serial.h>
	#include <mach/common.h>

	#include "davinci.h"

	/* NOTE: this is geared for the standard config, with a socketed
	* 2 GByte Micron NAND (MT29F16G08FAA) using 128KB sectors. If you
	* swap chips, maybe with a different block size, partitioning may
	* need to be changed.
	*/
	#define NAND_BLOCK_SIZE SZ_128K

	static struct mtd_partition davinci_nand_partitions[] = {
	{
	/* UBL (a few copies) plus U-Boot */
	.name = "bootloader",
	.offset = 0,
	.size = 15 * NAND_BLOCK_SIZE,
	.mask_flags = MTD_WRITEABLE, /* force read-only */
	}, {
	/* U-Boot environment */
	.name = "params",
	.offset = MTDPART_OFS_APPEND,
	.size = 1 * NAND_BLOCK_SIZE,
	.mask_flags = 0,
	}, {
	.name = "kernel",
	.offset = MTDPART_OFS_APPEND,
	.size = SZ_4M,
	.mask_flags = 0,
	}, {
	.name = "filesystem1",
	.offset = MTDPART_OFS_APPEND,
	.size = SZ_512M,
	.mask_flags = 0,
	}, {
	.name = "filesystem2",
	.offset = MTDPART_OFS_APPEND,
	.size = MTDPART_SIZ_FULL,
	.mask_flags = 0,
	}
	/* two blocks with bad block table (and mirror) at the end */
	};

	static struct davinci_nand_pdata davinci_nand_data = {
	.mask_chipsel = BIT(14),
	.parts = davinci_nand_partitions,
	.nr_parts = ARRAY_SIZE(davinci_nand_partitions),
	.ecc_mode = NAND_ECC_HW,
	.bbt_options = NAND_BBT_USE_FLASH,
	.ecc_bits = 4,
	};

	static struct resource davinci_nand_resources[] = {
	{
	.start = DM355_ASYNC_EMIF_DATA_CE0_BASE,
	.end = DM355_ASYNC_EMIF_DATA_CE0_BASE + SZ_32M - 1,
	.flags = IORESOURCE_MEM,
	}, {
	.start = DM355_ASYNC_EMIF_CONTROL_BASE,
	.end = DM355_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
	.flags = IORESOURCE_MEM,
	},
	};

	static struct platform_device davinci_nand_device = {
	.name = "davinci_nand",
	.id = 0,

	.num_resources = ARRAY_SIZE(davinci_nand_resources),
	.resource = davinci_nand_resources,

	.dev = {
	.platform_data = &davinci_nand_data,
	},
	};

	static struct davinci_i2c_platform_data i2c_pdata = {
	.bus_freq = 400 /* kHz */,
	.bus_delay = 0 /* usec */,
	.sda_pin = 15,
	.scl_pin = 14,
	};

	static struct snd_platform_data dm355_evm_snd_data;

	static int dm355evm_mmc_gpios = -EINVAL;

	static void dm355evm_mmcsd_gpios(unsigned gpio)
	{
	gpio_request(gpio + 0, "mmc0_ro");
	gpio_request(gpio + 1, "mmc0_cd");
	gpio_request(gpio + 2, "mmc1_ro");
	gpio_request(gpio + 3, "mmc1_cd");

	/* we "know" these are input-only so we don't
	* need to call gpio_direction_input()
	*/

	dm355evm_mmc_gpios = gpio;
	}

	static struct i2c_board_info dm355evm_i2c_info[] = {
	{ I2C_BOARD_INFO("dm355evm_msp", 0x25),
	.platform_data = dm355evm_mmcsd_gpios,
	},
	/* { plus irq }, */
	{ I2C_BOARD_INFO("tlv320aic33", 0x1b), },
	};

	static void __init evm_init_i2c(void)
	{
	davinci_init_i2c(&i2c_pdata);

	gpio_request(5, "dm355evm_msp");
	gpio_direction_input(5);
	dm355evm_i2c_info[0].irq = gpio_to_irq(5);

	i2c_register_board_info(1, dm355evm_i2c_info,
	ARRAY_SIZE(dm355evm_i2c_info));
	}

	static struct resource dm355evm_dm9000_rsrc[] = {
	{
	/* addr */
	.start = 0x04014000,
	.end = 0x04014001,
	.flags = IORESOURCE_MEM,
	}, {
	/* data */
	.start = 0x04014002,
	.end = 0x04014003,
	.flags = IORESOURCE_MEM,
	}, {
	.flags = IORESOURCE_IRQ
	\| IORESOURCE_IRQ_HIGHEDGE /* rising (active high) */,
	},
	};

	static struct platform_device dm355evm_dm9000 = {
	.name = "dm9000",
	.id = -1,
	.resource = dm355evm_dm9000_rsrc,
	.num_resources = ARRAY_SIZE(dm355evm_dm9000_rsrc),
	};

	static struct tvp514x_platform_data tvp5146_pdata = {
	.clk_polarity = 0,
	.hs_polarity = 1,
	.vs_polarity = 1
	};

	#define TVP514X_STD_ALL (V4L2_STD_NTSC \| V4L2_STD_PAL)
	/* Inputs available at the TVP5146 */
	static struct v4l2_input tvp5146_inputs[] = {
	{
	.index = 0,
	.name = "Composite",
	.type = V4L2_INPUT_TYPE_CAMERA,
	.std = TVP514X_STD_ALL,
	},
	{
	.index = 1,
	.name = "S-Video",
	.type = V4L2_INPUT_TYPE_CAMERA,
	.std = TVP514X_STD_ALL,
	},
	};

	/*
	* this is the route info for connecting each input to decoder
	* ouput that goes to vpfe. There is a one to one correspondence
	* with tvp5146_inputs
	*/
	static struct vpfe_route tvp5146_routes[] = {
	{
	.input = INPUT_CVBS_VI2B,
	.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
	},
	{
	.input = INPUT_SVIDEO_VI2C_VI1C,
	.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
	},
	};

	static struct vpfe_subdev_info vpfe_sub_devs[] = {
	{
	.name = "tvp5146",
	.grp_id = 0,
	.num_inputs = ARRAY_SIZE(tvp5146_inputs),
	.inputs = tvp5146_inputs,
	.routes = tvp5146_routes,
	.can_route = 1,
	.ccdc_if_params = {
	.if_type = VPFE_BT656,
	.hdpol = VPFE_PINPOL_POSITIVE,
	.vdpol = VPFE_PINPOL_POSITIVE,
	},
	.board_info = {
	I2C_BOARD_INFO("tvp5146", 0x5d),
	.platform_data = &tvp5146_pdata,
	},
	}
	};

	static struct vpfe_config vpfe_cfg = {
	.num_subdevs = ARRAY_SIZE(vpfe_sub_devs),
	.i2c_adapter_id = 1,
	.sub_devs = vpfe_sub_devs,
	.card_name = "DM355 EVM",
	.ccdc = "DM355 CCDC",
	};

	/* venc standards timings */
	static struct vpbe_enc_mode_info dm355evm_enc_preset_timing[] = {
	{
	.name = "ntsc",
	.timings_type = VPBE_ENC_STD,
	.std_id = V4L2_STD_NTSC,
	.interlaced = 1,
	.xres = 720,
	.yres = 480,
	.aspect = {11, 10},
	.fps = {30000, 1001},
	.left_margin = 0x79,
	.upper_margin = 0x10,
	},
	{
	.name = "pal",
	.timings_type = VPBE_ENC_STD,
	.std_id = V4L2_STD_PAL,
	.interlaced = 1,
	.xres = 720,
	.yres = 576,
	.aspect = {54, 59},
	.fps = {25, 1},
	.left_margin = 0x7E,
	.upper_margin = 0x16
	},
	};

	#define VENC_STD_ALL (V4L2_STD_NTSC \| V4L2_STD_PAL)

	/*
	* The outputs available from VPBE + ecnoders. Keep the
	* the order same as that of encoders. First those from venc followed by that
	* from encoders. Index in the output refers to index on a particular encoder.
	* Driver uses this index to pass it to encoder when it supports more than
	* one output. Application uses index of the array to set an output.
	*/
	static struct vpbe_output dm355evm_vpbe_outputs[] = {
	{
	.output = {
	.index = 0,
	.name = "Composite",
	.type = V4L2_OUTPUT_TYPE_ANALOG,
	.std = VENC_STD_ALL,
	.capabilities = V4L2_OUT_CAP_STD,
	},
	.subdev_name = DM355_VPBE_VENC_SUBDEV_NAME,
	.default_mode = "ntsc",
	.num_modes = ARRAY_SIZE(dm355evm_enc_preset_timing),
	.modes = dm355evm_enc_preset_timing,
	.if_params = MEDIA_BUS_FMT_FIXED,
	},
	};

	static struct vpbe_config dm355evm_display_cfg = {
	.module_name = "dm355-vpbe-display",
	.i2c_adapter_id = 1,
	.osd = {
	.module_name = DM355_VPBE_OSD_SUBDEV_NAME,
	},
	.venc = {
	.module_name = DM355_VPBE_VENC_SUBDEV_NAME,
	},
	.num_outputs = ARRAY_SIZE(dm355evm_vpbe_outputs),
	.outputs = dm355evm_vpbe_outputs,
	};

	static struct platform_device *davinci_evm_devices[] __initdata = {
	&dm355evm_dm9000,
	&davinci_nand_device,
	};

	static void __init dm355_evm_map_io(void)
	{
	dm355_init();
	}

	static int dm355evm_mmc_get_cd(int module)
	{
	if (!gpio_is_valid(dm355evm_mmc_gpios))
	return -ENXIO;
	/* low == card present */
	return !gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 1);
	}

	static int dm355evm_mmc_get_ro(int module)
	{
	if (!gpio_is_valid(dm355evm_mmc_gpios))
	return -ENXIO;
	/* high == card's write protect switch active */
	return gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 0);
	}

	static struct davinci_mmc_config dm355evm_mmc_config = {
	.get_cd = dm355evm_mmc_get_cd,
	.get_ro = dm355evm_mmc_get_ro,
	.wires = 4,
	.max_freq = 50000000,
	.caps = MMC_CAP_MMC_HIGHSPEED \| MMC_CAP_SD_HIGHSPEED,
	};

	/* Don't connect anything to J10 unless you're only using USB host
	* mode and have to do so with some kind of gender-bender. If
	* you have proper Mini-B or Mini-A cables (or Mini-A adapters)
	* the ID pin won't need any help.
	*/
	#define USB_ID_VALUE 1 /* ID pulled low */

	static struct spi_eeprom at25640a = {
	.byte_len = SZ_64K / 8,
	.name = "at25640a",
	.page_size = 32,
	.flags = EE_ADDR2,
	};

	static struct spi_board_info dm355_evm_spi_info[] __initconst = {
	{
	.modalias = "at25",
	.platform_data = &at25640a,
	.max_speed_hz = 10 * 1000 * 1000, /* at 3v3 */
	.bus_num = 0,
	.chip_select = 0,
	.mode = SPI_MODE_0,
	},
	};

	static __init void dm355_evm_init(void)
	{
	struct clk *aemif;
	int ret;

	ret = dm355_gpio_register();
	if (ret)
	pr_warn("%s: GPIO init failed: %d\n", __func__, ret);

	gpio_request(1, "dm9000");
	gpio_direction_input(1);
	dm355evm_dm9000_rsrc[2].start = gpio_to_irq(1);

	aemif = clk_get(&dm355evm_dm9000.dev, "aemif");
	if (!WARN(IS_ERR(aemif), "unable to get AEMIF clock\n"))
	clk_prepare_enable(aemif);

	platform_add_devices(davinci_evm_devices,
	ARRAY_SIZE(davinci_evm_devices));
	evm_init_i2c();
	davinci_serial_init(dm355_serial_device);

	/* NOTE: NAND flash timings set by the UBL are slower than
	* needed by MT29F16G08FAA chips ... EMIF.A1CR is 0x40400204
	* but could be 0x0400008c for about 25% faster page reads.
	*/

	gpio_request(2, "usb_id_toggle");
	gpio_direction_output(2, USB_ID_VALUE);
	/* irlml6401 switches over 1A in under 8 msec */
	davinci_setup_usb(1000, 8);

	davinci_setup_mmc(0, &dm355evm_mmc_config);
	davinci_setup_mmc(1, &dm355evm_mmc_config);

	dm355_init_video(&vpfe_cfg, &dm355evm_display_cfg);

	dm355_init_spi0(BIT(0), dm355_evm_spi_info,
	ARRAY_SIZE(dm355_evm_spi_info));

	/* DM335 EVM uses ASP1; line-out is a stereo mini-jack */
	dm355_init_asp1(ASP1_TX_EVT_EN \| ASP1_RX_EVT_EN, &dm355_evm_snd_data);
	}

	MACHINE_START(DAVINCI_DM355_EVM, "DaVinci DM355 EVM")
	.atag_offset = 0x100,
	.map_io = dm355_evm_map_io,
	.init_irq = davinci_irq_init,
	.init_time = davinci_timer_init,
	.init_machine = dm355_evm_init,
	.init_late = davinci_init_late,
	.dma_zone_size = SZ_128M,
	.restart = davinci_restart,
	MACHINE_END