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/*
* 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/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 =
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