diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
index b58220a49cbd..bf97aaad7be9 100644
--- a/arch/arm/boot/dts/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6.dtsi
@@ -357,7 +357,7 @@ gpio0: gpio@1e780000 {
 				#gpio-cells = <2>;
 				gpio-controller;
 				compatible = "aspeed,ast2600-gpio";
-				reg = <0x1e780000 0x800>;
+				reg = <0x1e780000 0x400>;
 				interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
 				gpio-ranges = <&pinctrl 0 0 208>;
 				ngpios = <208>;