diff --git a/arch/arm/boot/dts/allwinner/sun7i-a20-olinuxino-lime.dts b/arch/arm/boot/dts/allwinner/sun7i-a20-olinuxino-lime.dts
index 5a4681fd9b0f..a5cbbde083ae 100644
--- a/arch/arm/boot/dts/allwinner/sun7i-a20-olinuxino-lime.dts
+++ b/arch/arm/boot/dts/allwinner/sun7i-a20-olinuxino-lime.dts
@@ -290,6 +290,12 @@
 	status = "disabled";
 };
 
+&uart7 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart7_pi_pins>;
+	status = "okay";
+};
+
 &usb_otg {
 	dr_mode = "otg";
 	status = "okay";