diff options
Diffstat (limited to 'arch/sh/boards/mach-migor/setup.c')
| -rw-r--r-- | arch/sh/boards/mach-migor/setup.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index 769d6304342..97528198029 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -288,8 +288,11 @@ static struct clk *camera_clk; static void camera_power_on(void) { + /* Use 10 MHz VIO_CKO instead of 24 MHz to work + * around signal quality issues on Panel Board V2.1. + */ camera_clk = clk_get(NULL, "video_clk"); - clk_set_rate(camera_clk, 24000000); + clk_set_rate(camera_clk, 10000000); clk_enable(camera_clk); /* start VIO_CKO */ /* use VIO_RST to take camera out of reset */ @@ -307,10 +310,18 @@ static void camera_power_off(void) gpio_set_value(GPIO_PTT3, 0); } +static void camera_power(int mode) +{ + if (mode) + camera_power_on(); + else + camera_power_off(); +} + #ifdef CONFIG_I2C static unsigned char camera_ov772x_magic[] = { - 0x09, 0x01, 0x0c, 0x10, 0x0d, 0x41, 0x0e, 0x01, + 0x09, 0x01, 0x0c, 0x20, 0x0d, 0x41, 0x0e, 0x01, 0x12, 0x00, 0x13, 0x8F, 0x14, 0x4A, 0x15, 0x00, 0x16, 0x00, 0x17, 0x23, 0x18, 0xa0, 0x19, 0x07, 0x1a, 0xf0, 0x1b, 0x40, 0x1f, 0x00, 0x20, 0x10, @@ -386,6 +397,7 @@ static struct soc_camera_platform_info ov772x_info = { }, .bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8, + .power = camera_power, .set_capture = ov772x_set_capture, }; @@ -400,8 +412,6 @@ static struct platform_device migor_camera_device = { static struct sh_mobile_ceu_info sh_mobile_ceu_info = { .flags = SOCAM_MASTER | SOCAM_DATAWIDTH_8 | SOCAM_PCLK_SAMPLE_RISING \ | SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH, - .enable_camera = camera_power_on, - .disable_camera = camera_power_off, }; static struct resource migor_ceu_resources[] = { |