[media] ARM: davinci: dm365 EVM: add support for VPBE display

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@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>

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 cf77c465b98e..0518ce5753fe 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();