diff --git a/kernel/arch/arm/boot/dts/firefly-mid.dts b/kernel/arch/arm/boot/dts/firefly-mid.dts
index c26f651154..0ab24f9c5e 100755
--- a/kernel/arch/arm/boot/dts/firefly-mid.dts
+++ b/kernel/arch/arm/boot/dts/firefly-mid.dts
@@ -95,8 +95,8 @@
 		compatible = "hdmi-spdif";
 	};
 
+
 	rockchip-hdmi-i2s {
-		status = "disabled";
 		compatible = "rockchip-hdmi-i2s";
 		dais {
 			dai0 {
@@ -111,9 +111,9 @@
 			};
 		};
 	};
-
-	rockchip-spdif-card {
-		compatible = "rockchip-spdif-card";
+	
+	rockchip-hdmi-spdif {
+		compatible = "rockchip-hdmi-spdif";
 		dais {
 			dai0 {
 				audio-codec = <&codec_hdmi_spdif>;
@@ -124,7 +124,6 @@
 
 
 
-
 	rockchip-es8323 {
 		compatible = "rockchip-es8323";
 		dais {
@@ -931,6 +930,10 @@
 	};
 };
 
+&vpu {
+	iommu_enabled = <1>;
+};
+
 &lcdc_vdd_domain {
 	regulator-name = "vcc30_lcd";
 	};
diff --git a/kernel/arch/arm/boot/dts/firefly-rk3288.dts b/kernel/arch/arm/boot/dts/firefly-rk3288.dts
index 9e8c24f3ef..282a416ebc 100755
--- a/kernel/arch/arm/boot/dts/firefly-rk3288.dts
+++ b/kernel/arch/arm/boot/dts/firefly-rk3288.dts
@@ -94,7 +94,6 @@
 	};
 
 	rockchip-hdmi-i2s {
-		status = "disabled";
 		compatible = "rockchip-hdmi-i2s";
 		dais {
 			dai0 {
@@ -109,9 +108,9 @@
 			};
 		};
 	};
-
-	rockchip-spdif-card {
-		compatible = "rockchip-spdif-card";
+	
+	rockchip-hdmi-spdif {
+		compatible = "rockchip-hdmi-spdif";
 		dais {
 			dai0 {
 				audio-codec = <&codec_hdmi_spdif>;
@@ -120,6 +119,7 @@
 		};
 	};
 
+
 	rockchip-rk1000 {
 		compatible = "rockchip-rk1000";
 		dais {
@@ -946,6 +946,10 @@
 	};
 };
 
+&vpu {
+	iommu_enabled = <1>;
+};
+
 &lcdc_vdd_domain {
 	regulator-name = "vcc30_lcd";
 	};