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authorLad, Prabhakar <prabhakar.csengg@gmail.com>2012-08-07 07:42:56 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-04-14 20:10:30 -0300
commit8775617701868d590d8e6069d9d64bfab0ea3db5 (patch)
tree70f69f6557c24f81bf201564f70862f504f1c43c
parent62a2d6cd56a4db3ab59322ad6c95f762a842d7ab (diff)
[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>
-rw-r--r--arch/arm/mach-davinci/board-dm355-evm.c69
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));

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