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ARM: davinci: dm644x evm: add support for VPBE display 

This patch adds support for V4L2 video display to DM6446 EVM.

Support for SD and ED modes is provided, along with composite
and component outputs.

Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Manjunath Hadli 2012-02-23 15:17:46 +05:30 committed by Sekhar Nori
parent af946f2699
commit d5be5f549c
1 changed files with 108 additions and 1 deletions
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109
arch/arm/mach-davinci/board-dm644x-evm.c
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@ -613,6 +613,113 @@ static void __init evm_init_i2c(void)
i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
}
#define VENC_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
/* venc standard timings */
static struct vpbe_enc_mode_info dm644xevm_enc_std_timing[] = {
{
.name = "ntsc",
.timings_type = VPBE_ENC_STD,
.timings = {V4L2_STD_525_60},
.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,
.timings = {V4L2_STD_625_50},
.interlaced = 1,
.xres = 720,
.yres = 576,
.aspect = {54, 59},
.fps = {25, 1},
.left_margin = 0x7e,
.upper_margin = 0x16,
},
};
/* venc dv preset timings */
static struct vpbe_enc_mode_info dm644xevm_enc_preset_timing[] = {
{
.name = "480p59_94",
.timings_type = VPBE_ENC_DV_PRESET,
.timings = {V4L2_DV_480P59_94},
.interlaced = 0,
.xres = 720,
.yres = 480,
.aspect = {1, 1},
.fps = {5994, 100},
.left_margin = 0x80,
.upper_margin = 0x20,
},
{
.name = "576p50",
.timings_type = VPBE_ENC_DV_PRESET,
.timings = {V4L2_DV_576P50},
.interlaced = 0,
.xres = 720,
.yres = 576,
.aspect = {1, 1},
.fps = {50, 1},
.left_margin = 0x7e,
.upper_margin = 0x30,
},
};
/*
* The outputs available from VPBE + encoders. Keep 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. Userspace applications use index of the array to
* set an output.
*/
static struct vpbe_output dm644xevm_vpbe_outputs[] = {
{
.output = {
.index = 0,
.name = "Composite",
.type = V4L2_OUTPUT_TYPE_ANALOG,
.std = VENC_STD_ALL,
.capabilities = V4L2_OUT_CAP_STD,
},
.subdev_name = VPBE_VENC_SUBDEV_NAME,
.default_mode = "ntsc",
.num_modes = ARRAY_SIZE(dm644xevm_enc_std_timing),
.modes = dm644xevm_enc_std_timing,
},
{
.output = {
.index = 1,
.name = "Component",
.type = V4L2_OUTPUT_TYPE_ANALOG,
.capabilities = V4L2_OUT_CAP_PRESETS,
},
.subdev_name = VPBE_VENC_SUBDEV_NAME,
.default_mode = "480p59_94",
.num_modes = ARRAY_SIZE(dm644xevm_enc_preset_timing),
.modes = dm644xevm_enc_preset_timing,
},
};
static struct vpbe_config dm644xevm_display_cfg = {
.module_name = "dm644x-vpbe-display",
.i2c_adapter_id = 1,
.osd = {
.module_name = VPBE_OSD_SUBDEV_NAME,
},
.venc = {
.module_name = VPBE_VENC_SUBDEV_NAME,
},
.num_outputs = ARRAY_SIZE(dm644xevm_vpbe_outputs),
.outputs = dm644xevm_vpbe_outputs,
};
static struct platform_device *davinci_evm_devices[] __initdata = {
&davinci_fb_device,
&rtc_dev,
@ -696,7 +803,7 @@ static __init void davinci_evm_init(void)
evm_init_i2c();
davinci_setup_mmc(0, &dm6446evm_mmc_config);
dm644x_init_video(&dm644xevm_capture_cfg, NULL);
dm644x_init_video(&dm644xevm_capture_cfg, &dm644xevm_display_cfg);
davinci_serial_init(&uart_config);
dm644x_init_asp(&dm644x_evm_snd_data);