NX config MIPI CSI YUV4:2:2 8-bit input

Now,I want config MIPI CSI YUV422 8bit input.There are several configurations that need to be confirmed。
1、kernel/kernel-4.9/include/uapi/linux/videodev2.h

which configuration in the file is the corresponding YUV422-8bit mode.
2、public_sources/kernel/nvidia/drivers/media/platform/tegra/camera/sensor_common.c
extract_pixel_format() ,The value of “*format” should initialize which type is YUV422-8bit mode。
3、public_sources/kernel/nvidia/drivers/media/platform/tegra/camera/camera_common.c
struct camera_common_colorfmt camera_common_color_fmts

how to add the YUV422-8bit mode configuration.