arch/arm/mach-davinci/board-dm646x-evm.c - kernel/msm-4.9 - Gitiles

 /*
  * TI DaVinci DM646X EVM board
  *
  * Derived from: arch/arm/mach-davinci/board-evm.c
  * Copyright (C) 2006 Texas Instruments.
  *
  * (C) 2007-2008, 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.
  *
  */

 /**************************************************************************
  * Included Files
  **************************************************************************/

 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/leds.h>
 #include <linux/gpio.h>
 #include <linux/platform_device.h>
 #include <linux/i2c.h>
 #include <linux/i2c/at24.h>
 #include <linux/i2c/pcf857x.h>

 #include <media/tvp514x.h>
 #include <media/adv7343.h>

 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 #include <linux/clk.h>
 #include <linux/export.h>

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

 #include <mach/common.h>
 #include <mach/serial.h>
 #include <linux/platform_data/i2c-davinci.h>
 #include <linux/platform_data/mtd-davinci.h>
 #include <mach/clock.h>
 #include <mach/cdce949.h>
 #include <linux/platform_data/mtd-davinci-aemif.h>

 #include "davinci.h"
 #include "clock.h"

 #define NAND_BLOCK_SIZE		SZ_128K

 /* Note: We are setting first partition as 'bootloader' constituting UBL, U-Boot
  * and U-Boot environment this avoids dependency on any particular combination
  * of UBL, U-Boot or flashing tools etc.
  */
 static struct mtd_partition davinci_nand_partitions[] = {
 	{
 		/* UBL, U-Boot with environment */
 		.name		= "bootloader",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= 16 * NAND_BLOCK_SIZE,
 		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
 	}, {
 		.name		= "kernel",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= SZ_4M,
 		.mask_flags	= 0,
 	}, {
 		.name		= "filesystem",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= MTDPART_SIZ_FULL,
 		.mask_flags	= 0,
 	}
 };

 static struct davinci_aemif_timing dm6467tevm_nandflash_timing = {
 	.wsetup		= 29,
 	.wstrobe	= 24,
 	.whold		= 14,
 	.rsetup		= 19,
 	.rstrobe	= 33,
 	.rhold		= 0,
 	.ta		= 29,
 };

 static struct davinci_nand_pdata davinci_nand_data = {
 	.mask_cle 		= 0x80000,
 	.mask_ale 		= 0x40000,
 	.parts			= davinci_nand_partitions,
 	.nr_parts		= ARRAY_SIZE(davinci_nand_partitions),
 	.ecc_mode		= NAND_ECC_HW,
 	.options		= 0,
 };

 static struct resource davinci_nand_resources[] = {
 	{
 		.start		= DM646X_ASYNC_EMIF_CS2_SPACE_BASE,
 		.end		= DM646X_ASYNC_EMIF_CS2_SPACE_BASE + SZ_32M - 1,
 		.flags		= IORESOURCE_MEM,
 	}, {
 		.start		= DM646X_ASYNC_EMIF_CONTROL_BASE,
 		.end		= DM646X_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,
 	},
 };

 #define HAS_ATA		IS_ENABLED(CONFIG_BLK_DEV_PALMCHIP_BK3710)

 /* CPLD Register 0 bits to control ATA */
 #define DM646X_EVM_ATA_RST		BIT(0)
 #define DM646X_EVM_ATA_PWD		BIT(1)

 /* CPLD Register 0 Client: used for I/O Control */
 static int cpld_reg0_probe(struct i2c_client *client,
 			   const struct i2c_device_id *id)
 {
 	if (HAS_ATA) {
 		u8 data;
 		struct i2c_msg msg[2] = {
 			{
 				.addr = client->addr,
 				.flags = I2C_M_RD,
 				.len = 1,
 				.buf = &data,
 			},
 			{
 				.addr = client->addr,
 				.flags = 0,
 				.len = 1,
 				.buf = &data,
 			},
 		};

 		/* Clear ATA_RSTn and ATA_PWD bits to enable ATA operation. */
 		i2c_transfer(client->adapter, msg, 1);
 		data &= ~(DM646X_EVM_ATA_RST | DM646X_EVM_ATA_PWD);
 		i2c_transfer(client->adapter, msg + 1, 1);
 	}

 	return 0;
 }

 static const struct i2c_device_id cpld_reg_ids[] = {
 	{ "cpld_reg0", 0, },
 	{ },
 };

 static struct i2c_driver dm6467evm_cpld_driver = {
 	.driver.name	= "cpld_reg0",
 	.id_table	= cpld_reg_ids,
 	.probe		= cpld_reg0_probe,
 };

 /* LEDS */

 static struct gpio_led evm_leds[] = {
 	{ .name = "DS1", .active_low = 1, },
 	{ .name = "DS2", .active_low = 1, },
 	{ .name = "DS3", .active_low = 1, },
 	{ .name = "DS4", .active_low = 1, },
 };

 static const struct gpio_led_platform_data evm_led_data = {
 	.num_leds = ARRAY_SIZE(evm_leds),
 	.leds     = evm_leds,
 };

 static struct platform_device *evm_led_dev;

 static int evm_led_setup(struct i2c_client *client, int gpio,
 			unsigned int ngpio, void *c)
 {
 	struct gpio_led *leds = evm_leds;
 	int status;

 	while (ngpio--) {
 		leds->gpio = gpio++;
 		leds++;
 	}

 	evm_led_dev = platform_device_alloc("leds-gpio", 0);
 	platform_device_add_data(evm_led_dev, &evm_led_data,
 				sizeof(evm_led_data));

 	evm_led_dev->dev.parent = &client->dev;
 	status = platform_device_add(evm_led_dev);
 	if (status < 0) {
 		platform_device_put(evm_led_dev);
 		evm_led_dev = NULL;
 	}
 	return status;
 }

 static int evm_led_teardown(struct i2c_client *client, int gpio,
 				unsigned ngpio, void *c)
 {
 	if (evm_led_dev) {
 		platform_device_unregister(evm_led_dev);
 		evm_led_dev = NULL;
 	}
 	return 0;
 }

 static int evm_sw_gpio[4] = { -EINVAL, -EINVAL, -EINVAL, -EINVAL };

 static int evm_sw_setup(struct i2c_client *client, int gpio,
 			unsigned ngpio, void *c)
 {
 	int status;
 	int i;
 	char label[10];

 	for (i = 0; i < 4; ++i) {
 		snprintf(label, 10, "user_sw%d", i);
 		status = gpio_request(gpio, label);
 		if (status)
 			goto out_free;
 		evm_sw_gpio[i] = gpio++;

 		status = gpio_direction_input(evm_sw_gpio[i]);
 		if (status) {
 			gpio_free(evm_sw_gpio[i]);
 			evm_sw_gpio[i] = -EINVAL;
 			goto out_free;
 		}

 		status = gpio_export(evm_sw_gpio[i], 0);
 		if (status) {
 			gpio_free(evm_sw_gpio[i]);
 			evm_sw_gpio[i] = -EINVAL;
 			goto out_free;
 		}
 	}
 	return status;
 out_free:
 	for (i = 0; i < 4; ++i) {
 		if (evm_sw_gpio[i] != -EINVAL) {
 			gpio_free(evm_sw_gpio[i]);
 			evm_sw_gpio[i] = -EINVAL;
 		}
 	}
 	return status;
 }

 static int evm_sw_teardown(struct i2c_client *client, int gpio,
 			unsigned ngpio, void *c)
 {
 	int i;

 	for (i = 0; i < 4; ++i) {
 		if (evm_sw_gpio[i] != -EINVAL) {
 			gpio_unexport(evm_sw_gpio[i]);
 			gpio_free(evm_sw_gpio[i]);
 			evm_sw_gpio[i] = -EINVAL;
 		}
 	}
 	return 0;
 }

 static int evm_pcf_setup(struct i2c_client *client, int gpio,
 			unsigned int ngpio, void *c)
 {
 	int status;

 	if (ngpio < 8)
 		return -EINVAL;

 	status = evm_sw_setup(client, gpio, 4, c);
 	if (status)
 		return status;

 	return evm_led_setup(client, gpio+4, 4, c);
 }

 static int evm_pcf_teardown(struct i2c_client *client, int gpio,
 			unsigned int ngpio, void *c)
 {
 	BUG_ON(ngpio < 8);

 	evm_sw_teardown(client, gpio, 4, c);
 	evm_led_teardown(client, gpio+4, 4, c);

 	return 0;
 }

 static struct pcf857x_platform_data pcf_data = {
 	.gpio_base	= DAVINCI_N_GPIO+1,
 	.setup		= evm_pcf_setup,
 	.teardown	= evm_pcf_teardown,
 };

 /* Most of this EEPROM is unused, but U-Boot uses some data:
  *  - 0x7f00, 6 bytes Ethernet Address
  *  - ... newer boards may have more
  */

 static struct at24_platform_data eeprom_info = {
 	.byte_len       = (256*1024) / 8,
 	.page_size      = 64,
 	.flags          = AT24_FLAG_ADDR16,
 	.setup          = davinci_get_mac_addr,
 	.context	= (void *)0x7f00,
 };

 static u8 dm646x_iis_serializer_direction[] = {
        TX_MODE, RX_MODE, INACTIVE_MODE, INACTIVE_MODE,
 };

 static u8 dm646x_dit_serializer_direction[] = {
        TX_MODE,
 };

 static struct snd_platform_data dm646x_evm_snd_data[] = {
 	{
 		.tx_dma_offset  = 0x400,
 		.rx_dma_offset  = 0x400,
 		.op_mode        = DAVINCI_MCASP_IIS_MODE,
 		.num_serializer = ARRAY_SIZE(dm646x_iis_serializer_direction),
 		.tdm_slots      = 2,
 		.serial_dir     = dm646x_iis_serializer_direction,
 		.asp_chan_q     = EVENTQ_0,
 	},
 	{
 		.tx_dma_offset  = 0x400,
 		.rx_dma_offset  = 0,
 		.op_mode        = DAVINCI_MCASP_DIT_MODE,
 		.num_serializer = ARRAY_SIZE(dm646x_dit_serializer_direction),
 		.tdm_slots      = 32,
 		.serial_dir     = dm646x_dit_serializer_direction,
 		.asp_chan_q     = EVENTQ_0,
 	},
 };

 static struct i2c_client *cpld_client;

 static int cpld_video_probe(struct i2c_client *client,
 			const struct i2c_device_id *id)
 {
 	cpld_client = client;
 	return 0;
 }

 static int cpld_video_remove(struct i2c_client *client)
 {
 	cpld_client = NULL;
 	return 0;
 }

 static const struct i2c_device_id cpld_video_id[] = {
 	{ "cpld_video", 0 },
 	{ }
 };

 static struct i2c_driver cpld_video_driver = {
 	.driver = {
 		.name	= "cpld_video",
 	},
 	.probe		= cpld_video_probe,
 	.remove		= cpld_video_remove,
 	.id_table	= cpld_video_id,
 };

 static void evm_init_cpld(void)
 {
 	i2c_add_driver(&cpld_video_driver);
 }

 static struct i2c_board_info __initdata i2c_info[] =  {
 	{
 		I2C_BOARD_INFO("24c256", 0x50),
 		.platform_data  = &eeprom_info,
 	},
 	{
 		I2C_BOARD_INFO("pcf8574a", 0x38),
 		.platform_data	= &pcf_data,
 	},
 	{
 		I2C_BOARD_INFO("cpld_reg0", 0x3a),
 	},
 	{
 		I2C_BOARD_INFO("tlv320aic33", 0x18),
 	},
 	{
 		I2C_BOARD_INFO("cpld_video", 0x3b),
 	},
 	{
 		I2C_BOARD_INFO("cdce949", 0x6c),
 	},
 };

 static struct davinci_i2c_platform_data i2c_pdata = {
 	.bus_freq       = 100 /* kHz */,
 	.bus_delay      = 0 /* usec */,
 };

 #define VCH2CLK_MASK		(BIT_MASK(10) | BIT_MASK(9) | BIT_MASK(8))
 #define VCH2CLK_SYSCLK8		(BIT(9))
 #define VCH2CLK_AUXCLK		(BIT(9) | BIT(8))
 #define VCH3CLK_MASK		(BIT_MASK(14) | BIT_MASK(13) | BIT_MASK(12))
 #define VCH3CLK_SYSCLK8		(BIT(13))
 #define VCH3CLK_AUXCLK		(BIT(14) | BIT(13))

 #define VIDCH2CLK		(BIT(10))
 #define VIDCH3CLK		(BIT(11))
 #define VIDCH1CLK		(BIT(4))
 #define TVP7002_INPUT		(BIT(4))
 #define TVP5147_INPUT		(~BIT(4))
 #define VPIF_INPUT_ONE_CHANNEL	(BIT(5))
 #define VPIF_INPUT_TWO_CHANNEL	(~BIT(5))
 #define TVP5147_CH0		"tvp514x-0"
 #define TVP5147_CH1		"tvp514x-1"

 /* spin lock for updating above registers */
 static spinlock_t vpif_reg_lock;

 static int set_vpif_clock(int mux_mode, int hd)
 {
 	unsigned long flags;
 	unsigned int value;
 	int val = 0;
 	int err = 0;

 	if (!cpld_client)
 		return -ENXIO;

 	/* disable the clock */
 	spin_lock_irqsave(&vpif_reg_lock, flags);
 	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 	value |= (VIDCH3CLK | VIDCH2CLK);
 	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 	spin_unlock_irqrestore(&vpif_reg_lock, flags);

 	val = i2c_smbus_read_byte(cpld_client);
 	if (val < 0)
 		return val;

 	if (mux_mode == 1)
 		val &= ~0x40;
 	else
 		val |= 0x40;

 	err = i2c_smbus_write_byte(cpld_client, val);
 	if (err)
 		return err;

 	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
 	value &= ~(VCH2CLK_MASK);
 	value &= ~(VCH3CLK_MASK);

 	if (hd >= 1)
 		value |= (VCH2CLK_SYSCLK8 | VCH3CLK_SYSCLK8);
 	else
 		value |= (VCH2CLK_AUXCLK | VCH3CLK_AUXCLK);

 	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));

 	spin_lock_irqsave(&vpif_reg_lock, flags);
 	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 	/* enable the clock */
 	value &= ~(VIDCH3CLK | VIDCH2CLK);
 	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 	spin_unlock_irqrestore(&vpif_reg_lock, flags);

 	return 0;
 }

 static struct vpif_subdev_info dm646x_vpif_subdev[] = {
 	{
 		.name	= "adv7343",
 		.board_info = {
 			I2C_BOARD_INFO("adv7343", 0x2a),
 		},
 	},
 	{
 		.name	= "ths7303",
 		.board_info = {
 			I2C_BOARD_INFO("ths7303", 0x2c),
 		},
 	},
 };

 static const struct vpif_output dm6467_ch0_outputs[] = {
 	{
 		.output = {
 			.index = 0,
 			.name = "Composite",
 			.type = V4L2_OUTPUT_TYPE_ANALOG,
 			.capabilities = V4L2_OUT_CAP_STD,
 			.std = V4L2_STD_ALL,
 		},
 		.subdev_name = "adv7343",
 		.output_route = ADV7343_COMPOSITE_ID,
 	},
 	{
 		.output = {
 			.index = 1,
 			.name = "Component",
 			.type = V4L2_OUTPUT_TYPE_ANALOG,
 			.capabilities = V4L2_OUT_CAP_DV_TIMINGS,
 		},
 		.subdev_name = "adv7343",
 		.output_route = ADV7343_COMPONENT_ID,
 	},
 	{
 		.output = {
 			.index = 2,
 			.name = "S-Video",
 			.type = V4L2_OUTPUT_TYPE_ANALOG,
 			.capabilities = V4L2_OUT_CAP_STD,
 			.std = V4L2_STD_ALL,
 		},
 		.subdev_name = "adv7343",
 		.output_route = ADV7343_SVIDEO_ID,
 	},
 };

 static struct vpif_display_config dm646x_vpif_display_config = {
 	.set_clock	= set_vpif_clock,
 	.subdevinfo	= dm646x_vpif_subdev,
 	.subdev_count	= ARRAY_SIZE(dm646x_vpif_subdev),
 	.chan_config[0] = {
 		.outputs = dm6467_ch0_outputs,
 		.output_count = ARRAY_SIZE(dm6467_ch0_outputs),
 	},
 	.card_name	= "DM646x EVM",
 };

 /**
  * setup_vpif_input_path()
  * @channel: channel id (0 - CH0, 1 - CH1)
  * @sub_dev_name: ptr sub device name
  *
  * This will set vpif input to capture data from tvp514x or
  * tvp7002.
  */
 static int setup_vpif_input_path(int channel, const char *sub_dev_name)
 {
 	int err = 0;
 	int val;

 	/* for channel 1, we don't do anything */
 	if (channel != 0)
 		return 0;

 	if (!cpld_client)
 		return -ENXIO;

 	val = i2c_smbus_read_byte(cpld_client);
 	if (val < 0)
 		return val;

 	if (!strcmp(sub_dev_name, TVP5147_CH0) ||
 	    !strcmp(sub_dev_name, TVP5147_CH1))
 		val &= TVP5147_INPUT;
 	else
 		val |= TVP7002_INPUT;

 	err = i2c_smbus_write_byte(cpld_client, val);
 	if (err)
 		return err;
 	return 0;
 }

 /**
  * setup_vpif_input_channel_mode()
  * @mux_mode:  mux mode. 0 - 1 channel or (1) - 2 channel
  *
  * This will setup input mode to one channel (TVP7002) or 2 channel (TVP5147)
  */
 static int setup_vpif_input_channel_mode(int mux_mode)
 {
 	unsigned long flags;
 	int err = 0;
 	int val;
 	u32 value;

 	if (!cpld_client)
 		return -ENXIO;

 	val = i2c_smbus_read_byte(cpld_client);
 	if (val < 0)
 		return val;

 	spin_lock_irqsave(&vpif_reg_lock, flags);
 	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
 	if (mux_mode) {
 		val &= VPIF_INPUT_TWO_CHANNEL;
 		value |= VIDCH1CLK;
 	} else {
 		val |= VPIF_INPUT_ONE_CHANNEL;
 		value &= ~VIDCH1CLK;
 	}
 	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
 	spin_unlock_irqrestore(&vpif_reg_lock, flags);

 	err = i2c_smbus_write_byte(cpld_client, val);
 	if (err)
 		return err;

 	return 0;
 }

 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)

 static struct vpif_subdev_info vpif_capture_sdev_info[] = {
 	{
 		.name	= TVP5147_CH0,
 		.board_info = {
 			I2C_BOARD_INFO("tvp5146", 0x5d),
 			.platform_data = &tvp5146_pdata,
 		},
 	},
 	{
 		.name	= TVP5147_CH1,
 		.board_info = {
 			I2C_BOARD_INFO("tvp5146", 0x5c),
 			.platform_data = &tvp5146_pdata,
 		},
 	},
 };

 static const struct vpif_input dm6467_ch0_inputs[] = {
 	{
 		.input = {
 			.index = 0,
 			.name = "Composite",
 			.type = V4L2_INPUT_TYPE_CAMERA,
 			.capabilities = V4L2_IN_CAP_STD,
 			.std = TVP514X_STD_ALL,
 		},
 		.subdev_name = TVP5147_CH0,
 		.input_route = INPUT_CVBS_VI2B,
 		.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
 	},
 };

 static const struct vpif_input dm6467_ch1_inputs[] = {
        {
 		.input = {
 			.index = 0,
 			.name = "S-Video",
 			.type = V4L2_INPUT_TYPE_CAMERA,
 			.capabilities = V4L2_IN_CAP_STD,
 			.std = TVP514X_STD_ALL,
 		},
 		.subdev_name = TVP5147_CH1,
 		.input_route = INPUT_SVIDEO_VI2C_VI1C,
 		.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
 	},
 };

 static struct vpif_capture_config dm646x_vpif_capture_cfg = {
 	.setup_input_path = setup_vpif_input_path,
 	.setup_input_channel_mode = setup_vpif_input_channel_mode,
 	.subdev_info = vpif_capture_sdev_info,
 	.subdev_count = ARRAY_SIZE(vpif_capture_sdev_info),
 	.chan_config[0] = {
 		.inputs = dm6467_ch0_inputs,
 		.input_count = ARRAY_SIZE(dm6467_ch0_inputs),
 		.vpif_if = {
 			.if_type = VPIF_IF_BT656,
 			.hd_pol = 1,
 			.vd_pol = 1,
 			.fid_pol = 0,
 		},
 	},
 	.chan_config[1] = {
 		.inputs = dm6467_ch1_inputs,
 		.input_count = ARRAY_SIZE(dm6467_ch1_inputs),
 		.vpif_if = {
 			.if_type = VPIF_IF_BT656,
 			.hd_pol = 1,
 			.vd_pol = 1,
 			.fid_pol = 0,
 		},
 	},
 };

 static void __init evm_init_video(void)
 {
 	spin_lock_init(&vpif_reg_lock);

 	dm646x_setup_vpif(&dm646x_vpif_display_config,
 			  &dm646x_vpif_capture_cfg);
 }

 static void __init evm_init_i2c(void)
 {
 	davinci_init_i2c(&i2c_pdata);
 	i2c_add_driver(&dm6467evm_cpld_driver);
 	i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
 	evm_init_cpld();
 	evm_init_video();
 }

 #define CDCE949_XIN_RATE	27000000

 /* CDCE949 support - "lpsc" field is overridden to work as clock number */
 static struct clk cdce_clk_in = {
 	.name	= "cdce_xin",
 	.rate	= CDCE949_XIN_RATE,
 };

 static struct clk_lookup cdce_clks[] = {
 	CLK(NULL, "xin", &cdce_clk_in),
 	CLK(NULL, NULL, NULL),
 };

 static void __init cdce_clk_init(void)
 {
 	struct clk_lookup *c;
 	struct clk *clk;

 	for (c = cdce_clks; c->clk; c++) {
 		clk = c->clk;
 		clkdev_add(c);
 		clk_register(clk);
 	}
 }

 #define DM6467T_EVM_REF_FREQ		33000000

 static void __init davinci_map_io(void)
 {
 	dm646x_init();

 	if (machine_is_davinci_dm6467tevm())
 		davinci_set_refclk_rate(DM6467T_EVM_REF_FREQ);

 	cdce_clk_init();
 }

 static struct davinci_uart_config uart_config __initdata = {
 	.enabled_uarts = (1 << 0),
 };

 #define DM646X_EVM_PHY_ID		"davinci_mdio-0:01"
 /*
  * The following EDMA channels/slots are not being used by drivers (for
  * example: Timer, GPIO, UART events etc) on dm646x, hence they are being
  * reserved for codecs on the DSP side.
  */
 static const s16 dm646x_dma_rsv_chans[][2] = {
 	/* (offset, number) */
 	{ 0,  4},
 	{13,  3},
 	{24,  4},
 	{30,  2},
 	{54,  3},
 	{-1, -1}
 };

 static const s16 dm646x_dma_rsv_slots[][2] = {
 	/* (offset, number) */
 	{ 0,  4},
 	{13,  3},
 	{24,  4},
 	{30,  2},
 	{54,  3},
 	{128, 384},
 	{-1, -1}
 };

 static struct edma_rsv_info dm646x_edma_rsv[] = {
 	{
 		.rsv_chans	= dm646x_dma_rsv_chans,
 		.rsv_slots	= dm646x_dma_rsv_slots,
 	},
 };

 static __init void evm_init(void)
 {
 	struct davinci_soc_info *soc_info = &davinci_soc_info;

 	evm_init_i2c();
 	davinci_serial_init(&uart_config);
 	dm646x_init_mcasp0(&dm646x_evm_snd_data[0]);
 	dm646x_init_mcasp1(&dm646x_evm_snd_data[1]);

 	if (machine_is_davinci_dm6467tevm())
 		davinci_nand_data.timing = &dm6467tevm_nandflash_timing;

 	platform_device_register(&davinci_nand_device);

 	dm646x_init_edma(dm646x_edma_rsv);

 	if (HAS_ATA)
 		davinci_init_ide();

 	soc_info->emac_pdata->phy_id = DM646X_EVM_PHY_ID;
 }

 MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
 	.atag_offset  = 0x100,
 	.map_io       = davinci_map_io,
 	.init_irq     = davinci_irq_init,
 	.init_time	= davinci_timer_init,
 	.init_machine = evm_init,
 	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

 MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM")
 	.atag_offset  = 0x100,
 	.map_io       = davinci_map_io,
 	.init_irq     = davinci_irq_init,
 	.init_time	= davinci_timer_init,
 	.init_machine = evm_init,
 	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END
	/*
	* TI DaVinci DM646X EVM board
	*
	* Derived from: arch/arm/mach-davinci/board-evm.c
	* Copyright (C) 2006 Texas Instruments.
	*
	* (C) 2007-2008, 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.
	*
	*/

	/**************************************************************************
	* Included Files
	**************************************************************************/

	#include <linux/kernel.h>
	#include <linux/init.h>
	#include <linux/leds.h>
	#include <linux/gpio.h>
	#include <linux/platform_device.h>
	#include <linux/i2c.h>
	#include <linux/i2c/at24.h>
	#include <linux/i2c/pcf857x.h>

	#include <media/tvp514x.h>
	#include <media/adv7343.h>

	#include <linux/mtd/mtd.h>
	#include <linux/mtd/nand.h>
	#include <linux/mtd/partitions.h>
	#include <linux/clk.h>
	#include <linux/export.h>

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

	#include <mach/common.h>
	#include <mach/serial.h>
	#include <linux/platform_data/i2c-davinci.h>
	#include <linux/platform_data/mtd-davinci.h>
	#include <mach/clock.h>
	#include <mach/cdce949.h>
	#include <linux/platform_data/mtd-davinci-aemif.h>

	#include "davinci.h"
	#include "clock.h"

	#define NAND_BLOCK_SIZE SZ_128K

	/* Note: We are setting first partition as 'bootloader' constituting UBL, U-Boot
	* and U-Boot environment this avoids dependency on any particular combination
	* of UBL, U-Boot or flashing tools etc.
	*/
	static struct mtd_partition davinci_nand_partitions[] = {
	{
	/* UBL, U-Boot with environment */
	.name = "bootloader",
	.offset = MTDPART_OFS_APPEND,
	.size = 16 * NAND_BLOCK_SIZE,
	.mask_flags = MTD_WRITEABLE, /* force read-only */
	}, {
	.name = "kernel",
	.offset = MTDPART_OFS_APPEND,
	.size = SZ_4M,
	.mask_flags = 0,
	}, {
	.name = "filesystem",
	.offset = MTDPART_OFS_APPEND,
	.size = MTDPART_SIZ_FULL,
	.mask_flags = 0,
	}
	};

	static struct davinci_aemif_timing dm6467tevm_nandflash_timing = {
	.wsetup = 29,
	.wstrobe = 24,
	.whold = 14,
	.rsetup = 19,
	.rstrobe = 33,
	.rhold = 0,
	.ta = 29,
	};

	static struct davinci_nand_pdata davinci_nand_data = {
	.mask_cle = 0x80000,
	.mask_ale = 0x40000,
	.parts = davinci_nand_partitions,
	.nr_parts = ARRAY_SIZE(davinci_nand_partitions),
	.ecc_mode = NAND_ECC_HW,
	.options = 0,
	};

	static struct resource davinci_nand_resources[] = {
	{
	.start = DM646X_ASYNC_EMIF_CS2_SPACE_BASE,
	.end = DM646X_ASYNC_EMIF_CS2_SPACE_BASE + SZ_32M - 1,
	.flags = IORESOURCE_MEM,
	}, {
	.start = DM646X_ASYNC_EMIF_CONTROL_BASE,
	.end = DM646X_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,
	},
	};

	#define HAS_ATA IS_ENABLED(CONFIG_BLK_DEV_PALMCHIP_BK3710)

	/* CPLD Register 0 bits to control ATA */
	#define DM646X_EVM_ATA_RST BIT(0)
	#define DM646X_EVM_ATA_PWD BIT(1)

	/* CPLD Register 0 Client: used for I/O Control */
	static int cpld_reg0_probe(struct i2c_client *client,
	const struct i2c_device_id *id)
	{
	if (HAS_ATA) {
	u8 data;
	struct i2c_msg msg[2] = {
	{
	.addr = client->addr,
	.flags = I2C_M_RD,
	.len = 1,
	.buf = &data,
	},
	{
	.addr = client->addr,
	.flags = 0,
	.len = 1,
	.buf = &data,
	},
	};

	/* Clear ATA_RSTn and ATA_PWD bits to enable ATA operation. */
	i2c_transfer(client->adapter, msg, 1);
	data &= ~(DM646X_EVM_ATA_RST \| DM646X_EVM_ATA_PWD);
	i2c_transfer(client->adapter, msg + 1, 1);
	}

	return 0;
	}

	static const struct i2c_device_id cpld_reg_ids[] = {
	{ "cpld_reg0", 0, },
	{ },
	};

	static struct i2c_driver dm6467evm_cpld_driver = {
	.driver.name = "cpld_reg0",
	.id_table = cpld_reg_ids,
	.probe = cpld_reg0_probe,
	};

	/* LEDS */

	static struct gpio_led evm_leds[] = {
	{ .name = "DS1", .active_low = 1, },
	{ .name = "DS2", .active_low = 1, },
	{ .name = "DS3", .active_low = 1, },
	{ .name = "DS4", .active_low = 1, },
	};

	static const struct gpio_led_platform_data evm_led_data = {
	.num_leds = ARRAY_SIZE(evm_leds),
	.leds = evm_leds,
	};

	static struct platform_device *evm_led_dev;

	static int evm_led_setup(struct i2c_client *client, int gpio,
	unsigned int ngpio, void *c)
	{
	struct gpio_led *leds = evm_leds;
	int status;

	while (ngpio--) {
	leds->gpio = gpio++;
	leds++;
	}

	evm_led_dev = platform_device_alloc("leds-gpio", 0);
	platform_device_add_data(evm_led_dev, &evm_led_data,
	sizeof(evm_led_data));

	evm_led_dev->dev.parent = &client->dev;
	status = platform_device_add(evm_led_dev);
	if (status < 0) {
	platform_device_put(evm_led_dev);
	evm_led_dev = NULL;
	}
	return status;
	}

	static int evm_led_teardown(struct i2c_client *client, int gpio,
	unsigned ngpio, void *c)
	{
	if (evm_led_dev) {
	platform_device_unregister(evm_led_dev);
	evm_led_dev = NULL;
	}
	return 0;
	}

	static int evm_sw_gpio[4] = { -EINVAL, -EINVAL, -EINVAL, -EINVAL };

	static int evm_sw_setup(struct i2c_client *client, int gpio,
	unsigned ngpio, void *c)
	{
	int status;
	int i;
	char label[10];

	for (i = 0; i < 4; ++i) {
	snprintf(label, 10, "user_sw%d", i);
	status = gpio_request(gpio, label);
	if (status)
	goto out_free;
	evm_sw_gpio[i] = gpio++;

	status = gpio_direction_input(evm_sw_gpio[i]);
	if (status) {
	gpio_free(evm_sw_gpio[i]);
	evm_sw_gpio[i] = -EINVAL;
	goto out_free;
	}

	status = gpio_export(evm_sw_gpio[i], 0);
	if (status) {
	gpio_free(evm_sw_gpio[i]);
	evm_sw_gpio[i] = -EINVAL;
	goto out_free;
	}
	}
	return status;
	out_free:
	for (i = 0; i < 4; ++i) {
	if (evm_sw_gpio[i] != -EINVAL) {
	gpio_free(evm_sw_gpio[i]);
	evm_sw_gpio[i] = -EINVAL;
	}
	}
	return status;
	}

	static int evm_sw_teardown(struct i2c_client *client, int gpio,
	unsigned ngpio, void *c)
	{
	int i;

	for (i = 0; i < 4; ++i) {
	if (evm_sw_gpio[i] != -EINVAL) {
	gpio_unexport(evm_sw_gpio[i]);
	gpio_free(evm_sw_gpio[i]);
	evm_sw_gpio[i] = -EINVAL;
	}
	}
	return 0;
	}

	static int evm_pcf_setup(struct i2c_client *client, int gpio,
	unsigned int ngpio, void *c)
	{
	int status;

	if (ngpio < 8)
	return -EINVAL;

	status = evm_sw_setup(client, gpio, 4, c);
	if (status)
	return status;

	return evm_led_setup(client, gpio+4, 4, c);
	}

	static int evm_pcf_teardown(struct i2c_client *client, int gpio,
	unsigned int ngpio, void *c)
	{
	BUG_ON(ngpio < 8);

	evm_sw_teardown(client, gpio, 4, c);
	evm_led_teardown(client, gpio+4, 4, c);

	return 0;
	}

	static struct pcf857x_platform_data pcf_data = {
	.gpio_base = DAVINCI_N_GPIO+1,
	.setup = evm_pcf_setup,
	.teardown = evm_pcf_teardown,
	};

	/* Most of this EEPROM is unused, but U-Boot uses some data:
	* - 0x7f00, 6 bytes Ethernet Address
	* - ... newer boards may have more
	*/

	static struct at24_platform_data eeprom_info = {
	.byte_len = (256*1024) / 8,
	.page_size = 64,
	.flags = AT24_FLAG_ADDR16,
	.setup = davinci_get_mac_addr,
	.context = (void *)0x7f00,
	};

	static u8 dm646x_iis_serializer_direction[] = {
	TX_MODE, RX_MODE, INACTIVE_MODE, INACTIVE_MODE,
	};

	static u8 dm646x_dit_serializer_direction[] = {
	TX_MODE,
	};

	static struct snd_platform_data dm646x_evm_snd_data[] = {
	{
	.tx_dma_offset = 0x400,
	.rx_dma_offset = 0x400,
	.op_mode = DAVINCI_MCASP_IIS_MODE,
	.num_serializer = ARRAY_SIZE(dm646x_iis_serializer_direction),
	.tdm_slots = 2,
	.serial_dir = dm646x_iis_serializer_direction,
	.asp_chan_q = EVENTQ_0,
	},
	{
	.tx_dma_offset = 0x400,
	.rx_dma_offset = 0,
	.op_mode = DAVINCI_MCASP_DIT_MODE,
	.num_serializer = ARRAY_SIZE(dm646x_dit_serializer_direction),
	.tdm_slots = 32,
	.serial_dir = dm646x_dit_serializer_direction,
	.asp_chan_q = EVENTQ_0,
	},
	};

	static struct i2c_client *cpld_client;

	static int cpld_video_probe(struct i2c_client *client,
	const struct i2c_device_id *id)
	{
	cpld_client = client;
	return 0;
	}

	static int cpld_video_remove(struct i2c_client *client)
	{
	cpld_client = NULL;
	return 0;
	}

	static const struct i2c_device_id cpld_video_id[] = {
	{ "cpld_video", 0 },
	{ }
	};

	static struct i2c_driver cpld_video_driver = {
	.driver = {
	.name = "cpld_video",
	},
	.probe = cpld_video_probe,
	.remove = cpld_video_remove,
	.id_table = cpld_video_id,
	};

	static void evm_init_cpld(void)
	{
	i2c_add_driver(&cpld_video_driver);
	}

	static struct i2c_board_info __initdata i2c_info[] = {
	{
	I2C_BOARD_INFO("24c256", 0x50),
	.platform_data = &eeprom_info,
	},
	{
	I2C_BOARD_INFO("pcf8574a", 0x38),
	.platform_data = &pcf_data,
	},
	{
	I2C_BOARD_INFO("cpld_reg0", 0x3a),
	},
	{
	I2C_BOARD_INFO("tlv320aic33", 0x18),
	},
	{
	I2C_BOARD_INFO("cpld_video", 0x3b),
	},
	{
	I2C_BOARD_INFO("cdce949", 0x6c),
	},
	};

	static struct davinci_i2c_platform_data i2c_pdata = {
	.bus_freq = 100 /* kHz */,
	.bus_delay = 0 /* usec */,
	};

	#define VCH2CLK_MASK (BIT_MASK(10) \| BIT_MASK(9) \| BIT_MASK(8))
	#define VCH2CLK_SYSCLK8 (BIT(9))
	#define VCH2CLK_AUXCLK (BIT(9) \| BIT(8))
	#define VCH3CLK_MASK (BIT_MASK(14) \| BIT_MASK(13) \| BIT_MASK(12))
	#define VCH3CLK_SYSCLK8 (BIT(13))
	#define VCH3CLK_AUXCLK (BIT(14) \| BIT(13))

	#define VIDCH2CLK (BIT(10))
	#define VIDCH3CLK (BIT(11))
	#define VIDCH1CLK (BIT(4))
	#define TVP7002_INPUT (BIT(4))
	#define TVP5147_INPUT (~BIT(4))
	#define VPIF_INPUT_ONE_CHANNEL (BIT(5))
	#define VPIF_INPUT_TWO_CHANNEL (~BIT(5))
	#define TVP5147_CH0 "tvp514x-0"
	#define TVP5147_CH1 "tvp514x-1"

	/* spin lock for updating above registers */
	static spinlock_t vpif_reg_lock;

	static int set_vpif_clock(int mux_mode, int hd)
	{
	unsigned long flags;
	unsigned int value;
	int val = 0;
	int err = 0;

	if (!cpld_client)
	return -ENXIO;

	/* disable the clock */
	spin_lock_irqsave(&vpif_reg_lock, flags);
	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
	value \|= (VIDCH3CLK \| VIDCH2CLK);
	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
	spin_unlock_irqrestore(&vpif_reg_lock, flags);

	val = i2c_smbus_read_byte(cpld_client);
	if (val < 0)
	return val;

	if (mux_mode == 1)
	val &= ~0x40;
	else
	val \|= 0x40;

	err = i2c_smbus_write_byte(cpld_client, val);
	if (err)
	return err;

	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
	value &= ~(VCH2CLK_MASK);
	value &= ~(VCH3CLK_MASK);

	if (hd >= 1)
	value \|= (VCH2CLK_SYSCLK8 \| VCH3CLK_SYSCLK8);
	else
	value \|= (VCH2CLK_AUXCLK \| VCH3CLK_AUXCLK);

	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));

	spin_lock_irqsave(&vpif_reg_lock, flags);
	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
	/* enable the clock */
	value &= ~(VIDCH3CLK \| VIDCH2CLK);
	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
	spin_unlock_irqrestore(&vpif_reg_lock, flags);

	return 0;
	}

	static struct vpif_subdev_info dm646x_vpif_subdev[] = {
	{
	.name = "adv7343",
	.board_info = {
	I2C_BOARD_INFO("adv7343", 0x2a),
	},
	},
	{
	.name = "ths7303",
	.board_info = {
	I2C_BOARD_INFO("ths7303", 0x2c),
	},
	},
	};

	static const struct vpif_output dm6467_ch0_outputs[] = {
	{
	.output = {
	.index = 0,
	.name = "Composite",
	.type = V4L2_OUTPUT_TYPE_ANALOG,
	.capabilities = V4L2_OUT_CAP_STD,
	.std = V4L2_STD_ALL,
	},
	.subdev_name = "adv7343",
	.output_route = ADV7343_COMPOSITE_ID,
	},
	{
	.output = {
	.index = 1,
	.name = "Component",
	.type = V4L2_OUTPUT_TYPE_ANALOG,
	.capabilities = V4L2_OUT_CAP_DV_TIMINGS,
	},
	.subdev_name = "adv7343",
	.output_route = ADV7343_COMPONENT_ID,
	},
	{
	.output = {
	.index = 2,
	.name = "S-Video",
	.type = V4L2_OUTPUT_TYPE_ANALOG,
	.capabilities = V4L2_OUT_CAP_STD,
	.std = V4L2_STD_ALL,
	},
	.subdev_name = "adv7343",
	.output_route = ADV7343_SVIDEO_ID,
	},
	};

	static struct vpif_display_config dm646x_vpif_display_config = {
	.set_clock = set_vpif_clock,
	.subdevinfo = dm646x_vpif_subdev,
	.subdev_count = ARRAY_SIZE(dm646x_vpif_subdev),
	.chan_config[0] = {
	.outputs = dm6467_ch0_outputs,
	.output_count = ARRAY_SIZE(dm6467_ch0_outputs),
	},
	.card_name = "DM646x EVM",
	};

	/**
	* setup_vpif_input_path()
	* @channel: channel id (0 - CH0, 1 - CH1)
	* @sub_dev_name: ptr sub device name
	*
	* This will set vpif input to capture data from tvp514x or
	* tvp7002.
	*/
	static int setup_vpif_input_path(int channel, const char *sub_dev_name)
	{
	int err = 0;
	int val;

	/* for channel 1, we don't do anything */
	if (channel != 0)
	return 0;

	if (!cpld_client)
	return -ENXIO;

	val = i2c_smbus_read_byte(cpld_client);
	if (val < 0)
	return val;

	if (!strcmp(sub_dev_name, TVP5147_CH0) \|\|
	!strcmp(sub_dev_name, TVP5147_CH1))
	val &= TVP5147_INPUT;
	else
	val \|= TVP7002_INPUT;

	err = i2c_smbus_write_byte(cpld_client, val);
	if (err)
	return err;
	return 0;
	}

	/**
	* setup_vpif_input_channel_mode()
	* @mux_mode: mux mode. 0 - 1 channel or (1) - 2 channel
	*
	* This will setup input mode to one channel (TVP7002) or 2 channel (TVP5147)
	*/
	static int setup_vpif_input_channel_mode(int mux_mode)
	{
	unsigned long flags;
	int err = 0;
	int val;
	u32 value;

	if (!cpld_client)
	return -ENXIO;

	val = i2c_smbus_read_byte(cpld_client);
	if (val < 0)
	return val;

	spin_lock_irqsave(&vpif_reg_lock, flags);
	value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
	if (mux_mode) {
	val &= VPIF_INPUT_TWO_CHANNEL;
	value \|= VIDCH1CLK;
	} else {
	val \|= VPIF_INPUT_ONE_CHANNEL;
	value &= ~VIDCH1CLK;
	}
	__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
	spin_unlock_irqrestore(&vpif_reg_lock, flags);

	err = i2c_smbus_write_byte(cpld_client, val);
	if (err)
	return err;

	return 0;
	}

	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)

	static struct vpif_subdev_info vpif_capture_sdev_info[] = {
	{
	.name = TVP5147_CH0,
	.board_info = {
	I2C_BOARD_INFO("tvp5146", 0x5d),
	.platform_data = &tvp5146_pdata,
	},
	},
	{
	.name = TVP5147_CH1,
	.board_info = {
	I2C_BOARD_INFO("tvp5146", 0x5c),
	.platform_data = &tvp5146_pdata,
	},
	},
	};

	static const struct vpif_input dm6467_ch0_inputs[] = {
	{
	.input = {
	.index = 0,
	.name = "Composite",
	.type = V4L2_INPUT_TYPE_CAMERA,
	.capabilities = V4L2_IN_CAP_STD,
	.std = TVP514X_STD_ALL,
	},
	.subdev_name = TVP5147_CH0,
	.input_route = INPUT_CVBS_VI2B,
	.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
	},
	};

	static const struct vpif_input dm6467_ch1_inputs[] = {
	{
	.input = {
	.index = 0,
	.name = "S-Video",
	.type = V4L2_INPUT_TYPE_CAMERA,
	.capabilities = V4L2_IN_CAP_STD,
	.std = TVP514X_STD_ALL,
	},
	.subdev_name = TVP5147_CH1,
	.input_route = INPUT_SVIDEO_VI2C_VI1C,
	.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
	},
	};

	static struct vpif_capture_config dm646x_vpif_capture_cfg = {
	.setup_input_path = setup_vpif_input_path,
	.setup_input_channel_mode = setup_vpif_input_channel_mode,
	.subdev_info = vpif_capture_sdev_info,
	.subdev_count = ARRAY_SIZE(vpif_capture_sdev_info),
	.chan_config[0] = {
	.inputs = dm6467_ch0_inputs,
	.input_count = ARRAY_SIZE(dm6467_ch0_inputs),
	.vpif_if = {
	.if_type = VPIF_IF_BT656,
	.hd_pol = 1,
	.vd_pol = 1,
	.fid_pol = 0,
	},
	},
	.chan_config[1] = {
	.inputs = dm6467_ch1_inputs,
	.input_count = ARRAY_SIZE(dm6467_ch1_inputs),
	.vpif_if = {
	.if_type = VPIF_IF_BT656,
	.hd_pol = 1,
	.vd_pol = 1,
	.fid_pol = 0,
	},
	},
	};

	static void __init evm_init_video(void)
	{
	spin_lock_init(&vpif_reg_lock);

	dm646x_setup_vpif(&dm646x_vpif_display_config,
	&dm646x_vpif_capture_cfg);
	}

	static void __init evm_init_i2c(void)
	{
	davinci_init_i2c(&i2c_pdata);
	i2c_add_driver(&dm6467evm_cpld_driver);
	i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
	evm_init_cpld();
	evm_init_video();
	}

	#define CDCE949_XIN_RATE 27000000

	/* CDCE949 support - "lpsc" field is overridden to work as clock number */
	static struct clk cdce_clk_in = {
	.name = "cdce_xin",
	.rate = CDCE949_XIN_RATE,
	};

	static struct clk_lookup cdce_clks[] = {
	CLK(NULL, "xin", &cdce_clk_in),
	CLK(NULL, NULL, NULL),
	};

	static void __init cdce_clk_init(void)
	{
	struct clk_lookup *c;
	struct clk *clk;

	for (c = cdce_clks; c->clk; c++) {
	clk = c->clk;
	clkdev_add(c);
	clk_register(clk);
	}
	}

	#define DM6467T_EVM_REF_FREQ 33000000

	static void __init davinci_map_io(void)
	{
	dm646x_init();

	if (machine_is_davinci_dm6467tevm())
	davinci_set_refclk_rate(DM6467T_EVM_REF_FREQ);

	cdce_clk_init();
	}

	static struct davinci_uart_config uart_config __initdata = {
	.enabled_uarts = (1 << 0),
	};

	#define DM646X_EVM_PHY_ID "davinci_mdio-0:01"
	/*
	* The following EDMA channels/slots are not being used by drivers (for
	* example: Timer, GPIO, UART events etc) on dm646x, hence they are being
	* reserved for codecs on the DSP side.
	*/
	static const s16 dm646x_dma_rsv_chans[][2] = {
	/* (offset, number) */
	{ 0, 4},
	{13, 3},
	{24, 4},
	{30, 2},
	{54, 3},
	{-1, -1}
	};

	static const s16 dm646x_dma_rsv_slots[][2] = {
	/* (offset, number) */
	{ 0, 4},
	{13, 3},
	{24, 4},
	{30, 2},
	{54, 3},
	{128, 384},
	{-1, -1}
	};

	static struct edma_rsv_info dm646x_edma_rsv[] = {
	{
	.rsv_chans = dm646x_dma_rsv_chans,
	.rsv_slots = dm646x_dma_rsv_slots,
	},
	};

	static __init void evm_init(void)
	{
	struct davinci_soc_info *soc_info = &davinci_soc_info;

	evm_init_i2c();
	davinci_serial_init(&uart_config);
	dm646x_init_mcasp0(&dm646x_evm_snd_data[0]);
	dm646x_init_mcasp1(&dm646x_evm_snd_data[1]);

	if (machine_is_davinci_dm6467tevm())
	davinci_nand_data.timing = &dm6467tevm_nandflash_timing;

	platform_device_register(&davinci_nand_device);

	dm646x_init_edma(dm646x_edma_rsv);

	if (HAS_ATA)
	davinci_init_ide();

	soc_info->emac_pdata->phy_id = DM646X_EVM_PHY_ID;
	}

	MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
	.atag_offset = 0x100,
	.map_io = davinci_map_io,
	.init_irq = davinci_irq_init,
	.init_time = davinci_timer_init,
	.init_machine = evm_init,
	.init_late = davinci_init_late,
	.dma_zone_size = SZ_128M,
	.restart = davinci_restart,
	MACHINE_END

	MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM")
	.atag_offset = 0x100,
	.map_io = davinci_map_io,
	.init_irq = davinci_irq_init,
	.init_time = davinci_timer_init,
	.init_machine = evm_init,
	.init_late = davinci_init_late,
	.dma_zone_size = SZ_128M,
	.restart = davinci_restart,
	MACHINE_END