diff --git a/arch/arm64/boot/dts/amlogic/g12b_a311x_w411_buildroot.dts b/arch/arm64/boot/dts/amlogic/g12b_a311x_w411_buildroot.dts
index 470778b5052f..3dad3e2900c7 100644
--- a/arch/arm64/boot/dts/amlogic/g12b_a311x_w411_buildroot.dts
+++ b/arch/arm64/boot/dts/amlogic/g12b_a311x_w411_buildroot.dts
@@ -161,7 +161,7 @@
 			compatible = "shared-dma-pool";
 			reusable;
 			status = "okay";
-			size = <0x0 0xb400000>;
+			size = <0x0 0x3c00000>;
 			alignment = <0x0 0x400000>;
 		};
 
@@ -169,7 +169,7 @@
 			compatible = "shared-dma-pool";
 			reusable;
 			status = "okay";
-			size = <0x0 0x03000000>;
+			size = <0x0 0x1800000>;
 			alignment = <0x0 0x400000>;
 		};
 		gdc_cma_reserved:linux,gdc_cma {