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authorKuninori Morimoto <morimoto.kuninori@renesas.com>2009-01-22 00:38:31 +0000
committerPaul Mundt <lethal@linux-sh.org>2009-03-31 08:08:47 +0900
commit47131258765e3561475822a7838b7ed90e2f6990 (patch)
tree5252d20514296ca8f5cb04eb4a6ef6bc195de17d
parent3b4df71b364e230fb7b02356d1f8fce64838ddc7 (diff)
sh: ap325rxa: Add ov772x support, again.
Now that the V4L bits have finally settled.. This patch adds support for a secondary ov772x camera on ap325rxa. This is supported in addition to the regular soc_camera_platform camera. Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com> Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
-rw-r--r--arch/sh/boards/board-ap325rxa.c53
1 files changed, 50 insertions, 3 deletions
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index e27655b8a98..ca285f34dc3 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -22,6 +22,7 @@
#include <linux/gpio.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_gpio.h>
+#include <media/ov772x.h>
#include <media/soc_camera.h>
#include <media/soc_camera_platform.h>
#include <media/sh_mobile_ceu.h>
@@ -235,6 +236,7 @@ static void camera_power(int val)
}
#ifdef CONFIG_I2C
+/* support for the old ncm03j camera */
static unsigned char camera_ncm03j_magic[] =
{
0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8,
@@ -255,6 +257,23 @@ static unsigned char camera_ncm03j_magic[] =
0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F,
};
+static int camera_probe(void)
+{
+ struct i2c_adapter *a = i2c_get_adapter(0);
+ struct i2c_msg msg;
+ int ret;
+
+ camera_power(1);
+ msg.addr = 0x6e;
+ msg.buf = camera_ncm03j_magic;
+ msg.len = 2;
+ msg.flags = 0;
+ ret = i2c_transfer(a, &msg, 1);
+ camera_power(0);
+
+ return ret;
+}
+
static int camera_set_capture(struct soc_camera_platform_info *info,
int enable)
{
@@ -306,8 +325,35 @@ static struct platform_device camera_device = {
.platform_data = &camera_info,
},
};
+
+static int __init camera_setup(void)
+{
+ if (camera_probe() > 0)
+ platform_device_register(&camera_device);
+
+ return 0;
+}
+late_initcall(camera_setup);
+
#endif /* CONFIG_I2C */
+static int ov7725_power(struct device *dev, int mode)
+{
+ camera_power(0);
+ if (mode)
+ camera_power(1);
+
+ return 0;
+}
+
+static struct ov772x_camera_info ov7725_info = {
+ .buswidth = SOCAM_DATAWIDTH_8,
+ .flags = OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP,
+ .link = {
+ .power = ov7725_power,
+ },
+};
+
static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
.flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_DATA_ACTIVE_HIGH | SOCAM_MASTER |
@@ -359,9 +405,6 @@ static struct platform_device *ap325rxa_devices[] __initdata = {
&ap325rxa_nor_flash_device,
&lcdc_device,
&ceu_device,
-#ifdef CONFIG_I2C
- &camera_device,
-#endif
&nand_flash_device,
&sdcard_cn3_device,
};
@@ -370,6 +413,10 @@ static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
{
I2C_BOARD_INFO("pcf8563", 0x51),
},
+ {
+ I2C_BOARD_INFO("ov772x", 0x21),
+ .platform_data = &ov7725_info,
+ },
};
static struct spi_board_info ap325rxa_spi_devices[] = {