diff --git a/drivers/video/rockchip/hdmi/chips/cat66121/cat66121_hdmi_hw.c b/drivers/video/rockchip/hdmi/chips/cat66121/cat66121_hdmi_hw.c
index 02c011eb6384..8f76a37df0b5 100755
--- a/drivers/video/rockchip/hdmi/chips/cat66121/cat66121_hdmi_hw.c
+++ b/drivers/video/rockchip/hdmi/chips/cat66121/cat66121_hdmi_hw.c
@@ -379,6 +379,7 @@ static void cat66121_sys_config_avi(int VIC, int bOutputColorMode, int aspec, in
 			AviInfo->pktbyte.AVI_DB[0] = (0<<5)|(1<<4);
 			break ;
 	}
+	AviInfo->pktbyte.AVI_DB[0] |= 0x02 ;
 	AviInfo->pktbyte.AVI_DB[1] = 8 ;
 	AviInfo->pktbyte.AVI_DB[1] |= (aspec != HDMI_16x9)?(1<<4):(2<<4); // 4:3 or 16:9
 	AviInfo->pktbyte.AVI_DB[1] |= (Colorimetry != HDMI_ITU709)?(1<<6):(2<<6); // 4:3 or 16:9