[PATCH 2/2] ARM: da850/omap-l138: Add EVM specific code for VPIF to work
Prabhakar Lad
prabhakar.lad at ti.com
Tue Jul 24 03:43:06 EDT 2012
From: Manjunath Hadli <manjunath.hadli at ti.com>
Include the expander settings to select VPIF peripheral on
UI card and add registration call in EVM init. Also add platform
data to configure display and capture devices.
Signed-off-by: Manjunath Hadli <manjunath.hadli at ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar.lad at ti.com>
Cc: Sekhar Nori <nsekhar at ti.com>
---
arch/arm/mach-davinci/Kconfig | 9 ++
arch/arm/mach-davinci/board-da850-evm.c | 195 +++++++++++++++++++++++++++++++
2 files changed, 204 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
index 32d837d..19ee4ee 100644
--- a/arch/arm/mach-davinci/Kconfig
+++ b/arch/arm/mach-davinci/Kconfig
@@ -190,6 +190,15 @@ config DA850_UI_RMII
NOTE: Please take care while choosing this option, MII PHY will
not be functional if RMII mode is selected.
+config DA850_UI_SD_VIDEO_PORT
+ bool "Video Port Interface"
+ help
+ Say Y if you want to use Video Port Interface (VPIF) on the
+ DA850/OMAP-L138 EVM. The Video decoders/encoders are found on the
+ UI daughter card that is supplied with the EVM.
+ NOTE: Please make sure to disable RMII and CLCD options when you
+ select Video Port Interface.
+
endchoice
config DA850_WL12XX
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index 0149fb4..1f5d2c1 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -45,6 +45,8 @@
#include <mach/aemif.h>
#include <mach/spi.h>
+#include <media/tvp514x.h>
+
#define DA850_EVM_PHY_ID "davinci_mdio-0:00"
#define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8)
#define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15)
@@ -121,6 +123,12 @@ static struct spi_board_info da850evm_spi_info[] = {
},
};
+#define TVP5147_CH0 "tvp514x-0"
+#define TVP5147_CH1 "tvp514x-1"
+
+#define VPIF_STATUS 0x002c
+#define VPIF_STATUS_CLR 0x0030
+
#ifdef CONFIG_MTD
static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
{
@@ -452,6 +460,15 @@ static void da850_evm_ui_keys_init(unsigned gpio)
}
}
+#ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
+static inline void da850_evm_setup_video_port(int video_sel)
+{
+ gpio_set_value_cansleep(video_sel, 0);
+}
+#else
+static inline void da850_evm_setup_video_port(int video_sel) { }
+#endif
+
static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
unsigned ngpio, void *c)
{
@@ -497,6 +514,8 @@ static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
da850_evm_setup_emac_rmii(sel_a);
+ da850_evm_setup_video_port(sel_c);
+
return 0;
exp_setup_keys_fail:
@@ -1149,6 +1168,151 @@ static __init int da850_evm_init_cpufreq(void)
static __init int da850_evm_init_cpufreq(void) { return 0; }
#endif
+/* Retaining these APIs, since the VPIF drivers do not check NULL handlers */
+static int da850_set_vpif_clock(int mux_mode, int hd)
+{
+ return 0;
+}
+
+static int da850_setup_vpif_input_channel_mode(int mux_mode)
+{
+ return 0;
+}
+
+int da850_vpif_setup_input_path(int ch, const char *name)
+{
+ return 0;
+}
+
+#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
+/* VPIF capture configuration */
+static struct tvp514x_platform_data tvp5146_pdata = {
+ .clk_polarity = 0,
+ .hs_polarity = 1,
+ .vs_polarity = 1
+};
+#endif
+
+#define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
+
+static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
+#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
+ {
+ .name = TVP5147_CH0,
+ .board_info = {
+ I2C_BOARD_INFO("tvp5146", 0x5d),
+ .platform_data = &tvp5146_pdata,
+ },
+ .input = INPUT_CVBS_VI2B,
+ .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ .can_route = 1,
+ .vpif_if = {
+ .if_type = VPIF_IF_BT656,
+ .hd_pol = 1,
+ .vd_pol = 1,
+ .fid_pol = 0,
+ },
+ },
+ {
+ .name = TVP5147_CH1,
+ .board_info = {
+ I2C_BOARD_INFO("tvp5146", 0x5c),
+ .platform_data = &tvp5146_pdata,
+ },
+ .input = INPUT_SVIDEO_VI2C_VI1C,
+ .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ .can_route = 1,
+ .vpif_if = {
+ .if_type = VPIF_IF_BT656,
+ .hd_pol = 1,
+ .vd_pol = 1,
+ .fid_pol = 0,
+ },
+ },
+#endif
+};
+
+static const struct vpif_input da850_ch0_inputs[] = {
+ {
+ .input = {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .std = TVP514X_STD_ALL,
+ },
+ .subdev_name = TVP5147_CH0,
+ },
+};
+
+static const struct vpif_input da850_ch1_inputs[] = {
+ {
+ .input = {
+ .index = 0,
+ .name = "S-Video",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .std = TVP514X_STD_ALL,
+ },
+ .subdev_name = TVP5147_CH1,
+ },
+};
+
+static struct vpif_capture_config da850_vpif_capture_config = {
+ .setup_input_channel_mode = da850_setup_vpif_input_channel_mode,
+ .setup_input_path = da850_vpif_setup_input_path,
+ .subdev_info = da850_vpif_capture_sdev_info,
+ .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
+#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
+ .chan_config[0] = {
+ .inputs = da850_ch0_inputs,
+ .input_count = ARRAY_SIZE(da850_ch0_inputs),
+ },
+ .chan_config[1] = {
+ .inputs = da850_ch1_inputs,
+ .input_count = ARRAY_SIZE(da850_ch1_inputs),
+ },
+#endif
+ .card_name = "DA850/OMAP-L138 Video Capture",
+};
+
+/* VPIF display configuration */
+static struct vpif_subdev_info da850_vpif_subdev[] = {
+ {
+ .name = "adv7343",
+ .board_info = {
+ I2C_BOARD_INFO("adv7343", 0x2a),
+ },
+ },
+};
+
+static const char const *vpif_output[] = {
+ "Composite",
+ "Component",
+ "S-Video",
+};
+
+static struct vpif_display_config da850_vpif_display_config = {
+ .set_clock = da850_set_vpif_clock,
+ .subdevinfo = da850_vpif_subdev,
+ .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
+ .output = vpif_output,
+ .output_count = ARRAY_SIZE(vpif_output),
+ .card_name = "DA850/OMAP-L138 Video Display",
+};
+
+#if defined(CONFIG_VIDEO_DAVINCI_VPIF_DISPLAY) ||\
+ defined(CONFIG_VIDEO_DAVINCI_VPIF_DISPLAY_MODULE)
+#define HAS_VPIF_DISPLAY 1
+#else
+#define HAS_VPIF_DISPLAY 0
+#endif
+
+#if defined(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE) ||\
+ defined(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE_MODULE)
+#define HAS_VPIF_CAPTURE 1
+#else
+#define HAS_VPIF_CAPTURE 0
+#endif
+
#ifdef CONFIG_DA850_WL12XX
static void wl12xx_set_power(int index, bool power_on)
@@ -1375,6 +1539,37 @@ static __init void da850_evm_init(void)
pr_warning("da850_evm_init: suspend registration failed: %d\n",
ret);
+ if (HAS_VPIF_DISPLAY || HAS_VPIF_CAPTURE) {
+ ret = da850_register_vpif();
+ if (ret)
+ pr_warn("da850_evm_init: VPIF setup failed: %d\n",
+ ret);
+ }
+
+ if (HAS_VPIF_CAPTURE) {
+ ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
+ if (ret)
+ pr_warn("da850_evm_init: VPIF capture mux failed:%d\n",
+ ret);
+
+ ret = da850_register_vpif_capture(&da850_vpif_capture_config);
+ if (ret)
+ pr_warn("da850_evm_init: VPIF capture setup" \
+ " failed: %d\n", ret);
+ }
+
+ if (HAS_VPIF_DISPLAY) {
+ ret = davinci_cfg_reg_list(da850_vpif_display_pins);
+ if (ret)
+ pr_warn("da850_evm_init : VPIF capture mux failed" \
+ ": %d\n", ret);
+
+ ret = da850_register_vpif_display(&da850_vpif_display_config);
+ if (ret)
+ pr_warn("da850_evm_init: VPIF display setup" \
+ " failed: %d\n", ret);
+ }
+
ret = da8xx_register_spi(1, da850evm_spi_info,
ARRAY_SIZE(da850evm_spi_info));
if (ret)
--
1.7.0.4
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