diff --git a/arch/arm/boot/dts/amlogic/g12a_s905x2_u212_1g.dts b/arch/arm/boot/dts/amlogic/g12a_s905x2_u212_1g.dts
index cff5f4af371c..aeb9cb0ddd09 100644
--- a/arch/arm/boot/dts/amlogic/g12a_s905x2_u212_1g.dts
+++ b/arch/arm/boot/dts/amlogic/g12a_s905x2_u212_1g.dts
@@ -86,7 +86,7 @@
 		ion_cma_reserved:linux,ion-dev {
 			compatible = "shared-dma-pool";
 			reusable;
-			size = <0x8000000>;
+			size = <0x4C00000>;
 			alignment = <0x400000>;
 			alloc-ranges = <0x00000000 0x30000000>;
 		};
@@ -124,7 +124,7 @@
 			compatible = "shared-dma-pool";
 			reusable;
 			/* ion_codec_mm max can alloc size 80M*/
-			size = <0xC400000>;
+			size = <0xd000000>;
 			alignment = <0x400000>;
 			linux,contiguous-region;
 			alloc-ranges = <0x00000000 0x30000000>;
@@ -137,19 +137,19 @@
 			//no-map;
 		};
 		/*  vdin0 CMA pool */
-		vdin0_cma_reserved:linux,vdin0_cma {
-			compatible = "shared-dma-pool";
-			reusable;
+		//vdin0_cma_reserved:linux,vdin0_cma {
+		//	compatible = "shared-dma-pool";
+		//	reusable;
 		/* 1920x1080x2x4  =16+4 M */
-			size = <0x04000000>;
-			alignment = <0x400000>;
-		};
+		//	size = <0x04000000>;
+		//	alignment = <0x400000>;
+		//};
 		/*  vdin1 CMA pool */
 		vdin1_cma_reserved:linux,vdin1_cma {
 			compatible = "shared-dma-pool";
 			reusable;
 			/* 1920x1080x2x4  =16 M */
-			size = <0x04000000>;
+			size = <0x01000000>;
 			alignment = <0x400000>;
 		};
 	};
@@ -1150,8 +1150,8 @@
 
 /*if you want to use vdin just modify status to "ok"*/
 &vdin0 {
-	memory-region = <&vdin0_cma_reserved>;
-	status = "okay";
+	/*memory-region = <&vdin0_cma_reserved>;*/
+	status = "disabled";
 	/*vdin write mem color depth support:
 	 *bit0:support 8bit
 	 *bit1:support 9bit
diff --git a/arch/arm64/boot/dts/amlogic/g12a_s905x2_u212_1g.dts b/arch/arm64/boot/dts/amlogic/g12a_s905x2_u212_1g.dts
index 8b49554ea1d0..f528968ed8b6 100644
--- a/arch/arm64/boot/dts/amlogic/g12a_s905x2_u212_1g.dts
+++ b/arch/arm64/boot/dts/amlogic/g12a_s905x2_u212_1g.dts
@@ -86,7 +86,7 @@
 		ion_cma_reserved:linux,ion-dev {
 			compatible = "shared-dma-pool";
 			reusable;
-			size = <0x0 0x8000000>;
+			size = <0x0 0x4C00000>;
 			alignment = <0x0 0x400000>;
 		};
 		//di_reserved:linux,di {
@@ -123,7 +123,7 @@
 			compatible = "shared-dma-pool";
 			reusable;
 			/* ion_codec_mm max can alloc size 80M*/
-			size = <0x0 0xC400000>;
+			size = <0x0 0xd000000>;
 			alignment = <0x0 0x400000>;
 			linux,contiguous-region;
 		};
@@ -135,19 +135,19 @@
 			//no-map;
 		};
 		/*  vdin0 CMA pool */
-		vdin0_cma_reserved:linux,vdin0_cma {
-			compatible = "shared-dma-pool";
-			reusable;
+		//vdin0_cma_reserved:linux,vdin0_cma {
+		//	compatible = "shared-dma-pool";
+		//	reusable;
 		/* 1920x1080x2x4  =16+4 M */
-			size = <0x0 0x04000000>;
-			alignment = <0x0 0x400000>;
-		};
+		//	size = <0x0 0x04000000>;
+		//	alignment = <0x0 0x400000>;
+		//};
 		/*  vdin1 CMA pool */
 		vdin1_cma_reserved:linux,vdin1_cma {
 			compatible = "shared-dma-pool";
 			reusable;
 			/* 1920x1080x2x4  =16 M */
-			size = <0x0 0x04000000>;
+			size = <0x0 0x01000000>;
 			alignment = <0x0 0x400000>;
 		};
 	};
@@ -1148,8 +1148,8 @@
 
 /*if you want to use vdin just modify status to "ok"*/
 &vdin0 {
-	memory-region = <&vdin0_cma_reserved>;
-	status = "okay";
+	/*memory-region = <&vdin0_cma_reserved>;*/
+	status = "disabled";
 	/*vdin write mem color depth support:
 	 *bit0:support 8bit
 	 *bit1:support 9bit