V4L2_MBUS_FMT_CUSTOM_YUV420
.mbus_code = V4L2_MBUS_FMT_CUSTOM_YUV420,
{ V4L2_MBUS_FMT_CUSTOM_YUV420, 12, 12, ATOMISP_INPUT_FORMAT_YUV420_8_LEGACY, 0 },