diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
index 6d57d66..430f2eb 100644
--- a/arch/arm/boot/dts/imx7d.dtsi
+++ b/arch/arm/boot/dts/imx7d.dtsi
@@ -312,7 +312,7 @@
 		linux,cma {
 			compatible = "shared-dma-pool";
 			reusable;
-			size = <0x4000000>;
+			size = <0x8000000>;
 			linux,cma-default;
 		};
 	};