diff --git a/arch/arm/boot/dts/mmp2.dtsi b/arch/arm/boot/dts/mmp2.dtsi
index 3462950f513863349d725acd3785fa1cf888bda6..984ab8b2c4d772711167bfec4d9803b7b881dc8e 100644
--- a/arch/arm/boot/dts/mmp2.dtsi
+++ b/arch/arm/boot/dts/mmp2.dtsi
@@ -214,6 +214,7 @@
 				interrupts = <27>;
 				clocks = <&soc_clocks MMP2_CLK_UART0>;
 				resets = <&soc_clocks MMP2_CLK_UART0>;
+				reg-shift = <2>;
 				status = "disabled";
 			};
 
@@ -223,6 +224,7 @@
 				interrupts = <28>;
 				clocks = <&soc_clocks MMP2_CLK_UART1>;
 				resets = <&soc_clocks MMP2_CLK_UART1>;
+				reg-shift = <2>;
 				status = "disabled";
 			};
 
@@ -232,6 +234,7 @@
 				interrupts = <24>;
 				clocks = <&soc_clocks MMP2_CLK_UART2>;
 				resets = <&soc_clocks MMP2_CLK_UART2>;
+				reg-shift = <2>;
 				status = "disabled";
 			};
 
@@ -241,6 +244,7 @@
 				interrupts = <46>;
 				clocks = <&soc_clocks MMP2_CLK_UART3>;
 				resets = <&soc_clocks MMP2_CLK_UART3>;
+				reg-shift = <2>;
 				status = "disabled";
 			};