Subject:
[PATCH 7/7] DM355 platform related changes for vpfe capture driver
From:
m-karicheri2-l0cyMroinI0@public.gmane.org
Date:
Fri, 13 Mar 2009 17:24:34 -0400
To:
davinci-linux-open-source-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org, davinci_opensource_ccb-uAqBSO/uNfhBDgjK7y7TUQ@public.gmane.org, psp_video-uAqBSO/uNfhBDgjK7y7TUQ@public.gmane.org
Newsgroups:
gmane.linux.davinci

Add platform related changes for vpfe capture driver on DM355

Signed-off-by: Murali Karicheri <m-karicheri2-l0cyMroinI0@public.gmane.org>
---
 arch/arm/mach-davinci/board-dm355-leopard.c    |   91 +++++++++++++++++++++++++++-

diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c
index e104650..aaa58ba 100644
--- a/arch/arm/mach-davinci/board-dm355-leopard.c
+++ b/arch/arm/mach-davinci/board-dm355-leopard.c
@@ -20,6 +20,8 @@
 #include <linux/io.h>
 #include <linux/gpio.h>
 #include <linux/clk.h>
+#include <media/v4l2-int-device.h>
+#include <media/tvp514x.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/eeprom.h>
 
@@ -134,12 +136,58 @@ static void dm355leopard_mmcsd_gpios(unsigned gpio)
 	dm355leopard_mmc_gpios = gpio;
 }
 
+#define TVP5146_I2C_ADDR		0x5D
+static struct v4l2_ifparm tvp5146_ifparm = {
+	.if_type = V4L2_IF_TYPE_BT656,
+	.u = {
+	      .bt656 = {
+			.frame_start_on_rising_vs = 1,
+			.bt_sync_correct = 0,
+			.swap = 0,
+			.latch_clk_inv = 0,
+			.nobt_hs_inv = 0,	/* active high */
+			.nobt_vs_inv = 0,	/* active high */
+			.mode = V4L2_IF_TYPE_BT656_MODE_BT_8BIT,
+			.clock_min = TVP514X_XCLK_BT656,
+			.clock_max = TVP514X_XCLK_BT656,
+			},
+	      },
+};
+
+/**
+ * @brief tvp5146_g_ifparm - Returns the TVP5146 decoder interface parameters
+ *
+ * @param p - pointer to v4l2_ifparm structure
+ * @return result of operation - 0 is success
+ */
+static int tvp5146_g_ifparm(struct v4l2_ifparm *p)
+{
+	if (p == NULL)
+		return -EINVAL;
+
+	*p = tvp5146_ifparm;
+	return 0;
+}
+
+#define TVP5146_NUM_INPUTS		ARRAY_SIZE(tvp5146_input_list)
+
+static struct tvp514x_platform_data tvp5146_pdata = {
+	.master = CAPTURE_DRV_NAME,
+	.ifparm = tvp5146_g_ifparm,
+	.hs_polarity = 1,
+	.vs_polarity = 1
+};
+
 static struct i2c_board_info dm355leopard_i2c_info[] = {
-	{ I2C_BOARD_INFO("dm355leopard_msp", 0x25),
+	{	I2C_BOARD_INFO("dm355leopard_msp", 0x25),
 		.platform_data = dm355leopard_mmcsd_gpios,
-		/* plus irq */ },
+	},
+	{
+		I2C_BOARD_INFO("tvp5146", TVP5146_I2C_ADDR),
+		.platform_data = &tvp5146_pdata,
+	},
+	/* { plus irq  }, */
 	/* { I2C_BOARD_INFO("tlv320aic3x", 0x1b), }, */
-	/* { I2C_BOARD_INFO("tvp5146", 0x5d), }, */
 };
 
 static void __init leopard_init_i2c(void)
@@ -178,6 +226,41 @@ static struct platform_device dm355leopard_dm9000 = {
 	.num_resources	= ARRAY_SIZE(dm355leopard_dm9000_rsrc),
 };
 
+#define TVP514X_STD_ALL	(V4L2_STD_NTSC | V4L2_STD_PAL)
+
+static struct vpfe_capture_input vpfe_capture_inputs = {
+	.num_inputs = VPFE_MAX_DEC_INPUTS,
+	.current_input = 0,
+	.inputs[0] = {
+		.dec_name = TVP514X_MODULE_NAME,
+		.input = {
+			.index = 0,
+			.name = "COMPOSITE",
+			.type = V4L2_INPUT_TYPE_CAMERA,
+			.std = TVP514X_STD_ALL,
+		},
+		.route = {
+			.input = INPUT_CVBS_VI2B,
+			.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+		},
+		.routing_supported = 1,
+	},
+	.inputs[1] = {
+		.dec_name = TVP514X_MODULE_NAME,
+		.input = {
+			.index = 1,
+			.name = "SVIDEO",
+			.type = V4L2_INPUT_TYPE_CAMERA,
+			.std = TVP514X_STD_ALL,
+		},
+		.route = {
+			.input = INPUT_SVIDEO_VI2C_VI1C,
+			.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+		},
+		.routing_supported = 1,
+	},
+};
+
 static struct platform_device *davinci_leopard_devices[] __initdata = {
 	&dm355leopard_dm9000,
 	&davinci_nand_device,
@@ -190,6 +273,8 @@ static struct davinci_uart_config uart_config __initdata = {
 static void __init dm355_leopard_map_io(void)
 {
 	davinci_map_common_io();
+	/* setup input configuration for VPFE input devices */
+	setup_vpfe_input_config(&vpfe_capture_inputs);
 	dm355_init();
 }