diff options
Diffstat (limited to 'drivers/media/video/mt9t031.c')
| -rw-r--r-- | drivers/media/video/mt9t031.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/media/video/mt9t031.c b/drivers/media/video/mt9t031.c index 30547cc3f89b..c5adb2301480 100644 --- a/drivers/media/video/mt9t031.c +++ b/drivers/media/video/mt9t031.c @@ -16,6 +16,7 @@ #include <linux/videodev2.h> #include <media/soc_camera.h> +#include <media/soc_mediabus.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-subdev.h> @@ -807,6 +808,36 @@ static int mt9t031_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } +static int mt9t031_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_link *icl = to_soc_camera_link(icd); + + cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_PCLK_SAMPLE_FALLING | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +static int mt9t031_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_link *icl = to_soc_camera_link(icd); + + if (soc_camera_apply_board_flags(icl, cfg) & + V4L2_MBUS_PCLK_SAMPLE_FALLING) + return reg_clear(client, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000); + else + return reg_set(client, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000); +} + static struct v4l2_subdev_video_ops mt9t031_subdev_video_ops = { .s_stream = mt9t031_s_stream, .s_mbus_fmt = mt9t031_s_fmt, @@ -816,6 +847,8 @@ static struct v4l2_subdev_video_ops mt9t031_subdev_video_ops = { .g_crop = mt9t031_g_crop, .cropcap = mt9t031_cropcap, .enum_mbus_fmt = mt9t031_enum_fmt, + .g_mbus_config = mt9t031_g_mbus_config, + .s_mbus_config = mt9t031_s_mbus_config, }; static struct v4l2_subdev_sensor_ops mt9t031_subdev_sensor_ops = { |