diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi
index 9593c4e1d151..9be8e46f3091 100755
--- a/arch/arm/boot/dts/rk3036.dtsi
+++ b/arch/arm/boot/dts/rk3036.dtsi
@@ -678,8 +678,8 @@
 	hevc_mmu {
 		dbgname = "hevc";
 		compatible = "rockchip,hevc_mmu";
-		reg = <0x1010c440 0x100>,
-		      <0x1010c480 0x100>;
+		reg = <0x1010c440 0x40>,
+		      <0x1010c480 0x40>;
 		interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>;
 		interrupt-names = "hevc_mmu";
 	};