CSI_OUT_FRM_CTRL
reg = ipu_csi_read(csi, CSI_OUT_FRM_CTRL);
ipu_csi_write(csi, reg, CSI_OUT_FRM_CTRL);
reg = ipu_csi_read(csi, CSI_OUT_FRM_CTRL);
ipu_csi_write(csi, reg, CSI_OUT_FRM_CTRL);
ipu_csi_read(csi, CSI_OUT_FRM_CTRL));