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Message-Id: <1363939388-22412-3-git-send-email-prabhakar.csengg@gmail.com>
Date: Fri, 22 Mar 2013 13:33:08 +0530
From: Prabhakar lad <prabhakar.csengg@...il.com>
To: DLOS <davinci-linux-open-source@...ux.davincidsp.com>,
LAK <linux-arm-kernel@...ts.infradead.org>,
Sekhar Nori <nsekhar@...com>
Cc: LKML <linux-kernel@...r.kernel.org>,
"Lad, Prabhakar" <prabhakar.csengg@...il.com>
Subject: [PATCH v7 2/2] ARM: davinci: dm365 EVM: add support for VPBE display
From: Lad, Prabhakar <prabhakar.csengg@...il.com>
add support for V4L2 video display to DM365 EVM.
Support for SD and ED modes is provided, along with Composite
and Component outputs.
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@...il.com>
---
arch/arm/mach-davinci/board-dm365-evm.c | 164 ++++++++++++++++++++++++++++++-
1 files changed, 163 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index cf77c46..0518ce5 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -27,6 +27,7 @@
#include <linux/input.h>
#include <linux/spi/spi.h>
#include <linux/spi/eeprom.h>
+#include <linux/v4l2-dv-timings.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -39,6 +40,7 @@
#include <linux/platform_data/mtd-davinci.h>
#include <linux/platform_data/keyscan-davinci.h>
+#include <media/ths7303.h>
#include <media/tvp514x.h>
#include "davinci.h"
@@ -374,6 +376,166 @@ static struct vpfe_config vpfe_cfg = {
.ccdc = "ISIF",
};
+/* venc standards timings */
+static struct vpbe_enc_mode_info dm365evm_enc_std_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,
+ },
+};
+
+/* venc dv timings */
+static struct vpbe_enc_mode_info dm365evm_enc_preset_timing[] = {
+ {
+ .name = "480p59_94",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_720X480P59_94,
+ .interlaced = 0,
+ .xres = 720,
+ .yres = 480,
+ .aspect = {1, 1},
+ .fps = {5994, 100},
+ .left_margin = 0x8F,
+ .upper_margin = 0x2D,
+ },
+ {
+ .name = "576p50",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_720X576P50,
+ .interlaced = 0,
+ .xres = 720,
+ .yres = 576,
+ .aspect = {1, 1},
+ .fps = {50, 1},
+ .left_margin = 0x8C,
+ .upper_margin = 0x36,
+ },
+ {
+ .name = "720p60",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_1280X720P60,
+ .interlaced = 0,
+ .xres = 1280,
+ .yres = 720,
+ .aspect = {1, 1},
+ .fps = {60, 1},
+ .left_margin = 0x117,
+ .right_margin = 70,
+ .upper_margin = 38,
+ .lower_margin = 3,
+ .hsync_len = 80,
+ .vsync_len = 5,
+ },
+ {
+ .name = "1080i60",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_1920X1080I60,
+ .interlaced = 1,
+ .xres = 1920,
+ .yres = 1080,
+ .aspect = {1, 1},
+ .fps = {30, 1},
+ .left_margin = 0xc9,
+ .right_margin = 80,
+ .upper_margin = 30,
+ .lower_margin = 3,
+ .hsync_len = 88,
+ .vsync_len = 5,
+ },
+};
+
+#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 dm365evm_vpbe_outputs[] = {
+ {
+ .output = {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .std = VENC_STD_ALL,
+ .capabilities = V4L2_OUT_CAP_STD,
+ },
+ .subdev_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ .default_mode = "ntsc",
+ .num_modes = ARRAY_SIZE(dm365evm_enc_std_timing),
+ .modes = dm365evm_enc_std_timing,
+ .if_params = V4L2_MBUS_FMT_FIXED,
+ },
+ {
+ .output = {
+ .index = 1,
+ .name = "Component",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_DV_TIMINGS,
+ },
+ .subdev_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ .default_mode = "480p59_94",
+ .num_modes = ARRAY_SIZE(dm365evm_enc_preset_timing),
+ .modes = dm365evm_enc_preset_timing,
+ .if_params = V4L2_MBUS_FMT_FIXED,
+ },
+};
+
+/*
+ * Amplifiers on the board
+ */
+struct ths7303_platform_data ths7303_pdata = {
+ .ch_1 = 3,
+ .ch_2 = 3,
+ .ch_3 = 3,
+ .init_enable = 1,
+};
+
+static struct amp_config_info vpbe_amp = {
+ .module_name = "ths7303",
+ .is_i2c = 1,
+ .board_info = {
+ I2C_BOARD_INFO("ths7303", 0x2c),
+ .platform_data = &ths7303_pdata,
+ }
+};
+
+static struct vpbe_config dm365evm_display_cfg = {
+ .module_name = "dm365-vpbe-display",
+ .i2c_adapter_id = 1,
+ .amp = &vpbe_amp,
+ .osd = {
+ .module_name = DM365_VPBE_OSD_SUBDEV_NAME,
+ },
+ .venc = {
+ .module_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ },
+ .num_outputs = ARRAY_SIZE(dm365evm_vpbe_outputs),
+ .outputs = dm365evm_vpbe_outputs,
+};
+
static void __init evm_init_i2c(void)
{
davinci_init_i2c(&i2c_pdata);
@@ -595,7 +757,7 @@ static __init void dm365_evm_init(void)
davinci_setup_mmc(0, &dm365evm_mmc_config);
- dm365_init_video(&vpfe_cfg, NULL);
+ dm365_init_video(&vpfe_cfg, &dm365evm_display_cfg);
/* maybe setup mmc1/etc ... _after_ mmc0 */
evm_init_cpld();
--
1.7.4.1
--
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