diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index 7e7a61e0f3ce..d07a21f5dd89 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -96,6 +96,7 @@
 		slot@0 {
 			reg = <0>;
 			bus-width = <4>;
+			disable-wp;
 		};
 	};