diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
index 902b1e672455..dc5da4f3766b 100644
--- a/arch/arm/boot/dts/sun6i-a31.dtsi
+++ b/arch/arm/boot/dts/sun6i-a31.dtsi
@@ -76,6 +76,13 @@ pio: pinctrl@01c20800 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			#gpio-cells = <3>;
+
+			uart0_pins_a: uart0@0 {
+				allwinner,pins = "PH20", "PH21";
+				allwinner,function = "uart0";
+				allwinner,drive = <0>;
+				allwinner,pull = <0>;
+			};
 		};
 
 		timer@01c20c00 {