diff --git a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
index c5c060c6b9bf..688f04eeabc5 100644
--- a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
@@ -30,7 +30,7 @@ aliases {
 
 	memory@10000000 {
 		device_type = "memory";
-		reg = <0x10000000 0x40000000>;
+		reg = <0x10000000 0x20000000>;
 	};
 
 	reg_eth_vio: regulator-eth-vio {