diff --git a/arch/arm/boot/dts/exynos4412-odroidx.dts b/arch/arm/boot/dts/exynos4412-odroidx.dts
index 4c853fbf7202..bcf331543fb0 100644
--- a/arch/arm/boot/dts/exynos4412-odroidx.dts
+++ b/arch/arm/boot/dts/exynos4412-odroidx.dts
@@ -19,7 +19,7 @@ / {
 	compatible = "hardkernel,odroid-x", "samsung,exynos4412", "samsung,exynos4";
 
 	memory {
-		reg = <0x40000000 0x40000000>;
+		reg = <0x40000000 0x3FF00000>;
 	};
 
 	firmware@0204F000 {