diff --git a/arch/arm/boot/dts/amlogic/s4_s805x2_aq222_drm_1g.dts b/arch/arm/boot/dts/amlogic/s4_s805x2_aq222_drm_1g.dts
index f9c8be4a7..490ede258 100644
--- a/arch/arm/boot/dts/amlogic/s4_s805x2_aq222_drm_1g.dts
+++ b/arch/arm/boot/dts/amlogic/s4_s805x2_aq222_drm_1g.dts
@@ -107,6 +107,7 @@
 			/* 720p STB androidT size 24M */
 			size = <0x1800000>;
 			alignment = <0x400000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 		dmaheap_cma_reserved:heap-gfx {
 			compatible = "shared-dma-pool";
@@ -159,6 +160,7 @@
 			no-map;
 			size = <0x400000>;
 			alignment = <0x100000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 
 		/*  vdin0 CMA pool */
@@ -179,6 +181,7 @@
 			/* 444 mode:1280x720x3x4=12MB */
 			size = <0x000000>;
 			alignment = <0x400000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 
 		/* global autoconfigured region for contiguous allocations */
@@ -188,7 +191,7 @@
 			size = <0x800000>;
 			alignment = <0x400000>;
 			linux,cma-default;
-			alloc-ranges = <0x0 0x30000000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 	};
 	codec_mm {
diff --git a/arch/arm/boot/dts/amlogic/s7_s805x3_bp202_1g.dts b/arch/arm/boot/dts/amlogic/s7_s805x3_bp202_1g.dts
index 744349695..09d300b22 100644
--- a/arch/arm/boot/dts/amlogic/s7_s805x3_bp202_1g.dts
+++ b/arch/arm/boot/dts/amlogic/s7_s805x3_bp202_1g.dts
@@ -98,8 +98,9 @@
 			compatible = "shared-dma-pool";
 			reusable;
 			/* 720p STB androidU size 40M */
-			size = <0x2800000>;
+			size = <0x00000000>;
 			alignment = <0x400000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 		dmaheap_fb_reserved:heap-fb {
 			compatible = "shared-dma-pool";
@@ -107,6 +108,7 @@
 			/* 720p STB androidU size 24M */
 			size = <0x1800000>;
 			alignment = <0x400000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 		/*di CMA pool */
 		di_cma_reserved:linux,di_cma {
@@ -137,6 +139,7 @@
 			size = <0xA800000>;
 			alignment = <0x400000>;
 			linux,contiguous-region;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 
 		/* codec shared reserved */
@@ -152,6 +155,7 @@
 			no-map;
 			size = <0x400000>;
 			alignment = <0x100000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 		/*  vdin0 CMA pool */
 		//vdin0_cma_reserved:linux,vdin0_cma {
@@ -170,8 +174,9 @@
 			/* up to 1280x720 yuv420 8bit (nv21) and 4 buffers
 			 * 1280x720x1.5x4 = 8 M
 			 */
-			size = <0x00800000>;
+			size = <0x00000000>;
 			alignment = <0x400000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 		/* global autoconfigured region for contiguous allocations */
 		linux,cma {
@@ -180,7 +185,7 @@
 			size = <0x800000>;
 			alignment = <0x400000>;
 			linux,cma-default;
-			alloc-ranges = <0x0 0x30000000>;
+			alloc-ranges = <0x30000000 0x10000000>;
 		};
 	};
 	codec_mm {