diff --git a/arch/arm/boot/dts/rk3288-tinker.dts b/arch/arm/boot/dts/rk3288-tinker.dts
index 925b277..33b198e 100644
--- a/arch/arm/boot/dts/rk3288-tinker.dts
+++ b/arch/arm/boot/dts/rk3288-tinker.dts
@@ -100,6 +100,12 @@
 		};
 	};
 
+	rk3288-gpiomem {
+		compatible = "rockchip,rk3288-gpiomem";
+		reg = <0x0 0xff750000 0x0 0x1000>;
+		status = "okay";
+	};
+
 	sound {
 		compatible = "simple-audio-card";
 		simple-audio-card,format = "i2s";