RZG2L_CRU_IP_SINK
struct v4l2_subdev_format fmt = { .pad = RZG2L_CRU_IP_SINK, };
ip->pads[RZG2L_CRU_IP_SINK].flags = MEDIA_PAD_FL_SINK |
remote_pad = media_pad_remote_pad_unique(&cru->ip.pads[RZG2L_CRU_IP_SINK]);