diff options
author | Lad, Prabhakar <prabhakar.csengg@gmail.com> | 2012-08-07 07:42:56 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-04-14 20:10:30 -0300 |
commit | 8775617701868d590d8e6069d9d64bfab0ea3db5 (patch) | |
tree | 70f69f6557c24f81bf201564f70862f504f1c43c /arch/arm/mach-davinci | |
parent | 62a2d6cd56a4db3ab59322ad6c95f762a842d7ab (diff) | |
download | lwn-8775617701868d590d8e6069d9d64bfab0ea3db5.tar.gz lwn-8775617701868d590d8e6069d9d64bfab0ea3db5.zip |
[media] ARM: davinci: dm355 EVM: add support for VPBE display
add support for V4L2 video display to DM355 EVM.
Support for SD modes is provided, along with Composite
output
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'arch/arm/mach-davinci')
-rw-r--r-- | arch/arm/mach-davinci/board-dm355-evm.c | 69 |
1 files changed, 68 insertions, 1 deletions
diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c index 37d12cc202af..104350600b20 100644 --- a/arch/arm/mach-davinci/board-dm355-evm.c +++ b/arch/arm/mach-davinci/board-dm355-evm.c @@ -242,6 +242,73 @@ static struct vpfe_config vpfe_cfg = { .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_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, + .std_id = V4L2_STD_625_50, + .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 = V4L2_MBUS_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, @@ -342,7 +409,7 @@ static __init void dm355_evm_init(void) davinci_setup_mmc(0, &dm355evm_mmc_config); davinci_setup_mmc(1, &dm355evm_mmc_config); - dm355_init_video(&vpfe_cfg, NULL); + dm355_init_video(&vpfe_cfg, &dm355evm_display_cfg); dm355_init_spi0(BIT(0), dm355_evm_spi_info, ARRAY_SIZE(dm355_evm_spi_info)); |