diff --git a/arch/arm64/boot/dts/realtek/kent.dtsi b/arch/arm64/boot/dts/realtek/kent.dtsi
index 02aca12d5ba9..df0d5ee3b1b9 100644
--- a/arch/arm64/boot/dts/realtek/kent.dtsi
+++ b/arch/arm64/boot/dts/realtek/kent.dtsi
@@ -151,6 +151,37 @@ uart0: serial@7800 {
 				status = "disabled";
 			};
 
+			gpio: gpio@31000 {
+				compatible = "realtek,rtd1625-iso-gpio";
+				reg = <0x31000 0x398>;
+				gpio-controller;
+				gpio-ranges = <&isom_pinctrl 0 0 2>,
+					      <&ve4_pinctrl 2 0 6>,
+					      <&iso_pinctrl 8 0 4>,
+					      <&ve4_pinctrl 12 6 2>,
+					      <&main2_pinctrl 14 0 2>,
+					      <&ve4_pinctrl 16 8 4>,
+					      <&main2_pinctrl 20 2 3>,
+					      <&ve4_pinctrl 23 12 3>,
+					      <&iso_pinctrl 26 4 2>,
+					      <&isom_pinctrl 28 2 2>,
+					      <&ve4_pinctrl 30 15 6>,
+					      <&main2_pinctrl 36 5 6>,
+					      <&ve4_pinctrl 42 21 3>,
+					      <&iso_pinctrl 45 6 6>,
+					      <&ve4_pinctrl 51 24 1>,
+					      <&iso_pinctrl 52 12 1>,
+					      <&ve4_pinctrl 53 25 11>,
+					      <&main2_pinctrl 64 11 28>,
+					      <&ve4_pinctrl 92 36 2>,
+					      <&iso_pinctrl 94 13 19>,
+					      <&iso_pinctrl 128 32 4>,
+					      <&ve4_pinctrl 132 38 13>,
+					      <&iso_pinctrl 145 36 19>,
+					      <&ve4_pinctrl 164 51 2>;
+				#gpio-cells = <2>;
+			};
+
 			iso_pinctrl: pinctrl@4e000 {
 				compatible = "realtek,rtd1625-iso-pinctrl";
 				reg = <0x4e000 0x1a4>;
@@ -161,6 +192,14 @@ main2_pinctrl: pinctrl@4f200 {
 				reg = <0x4f200 0x50>;
 			};
 
+			iso_m_gpio: gpio@89100 {
+				compatible = "realtek,rtd1625-isom-gpio";
+				reg = <0x89100 0x30>;
+				gpio-controller;
+				gpio-ranges = <&isom_pinctrl 0 0 4>;
+				#gpio-cells = <2>;
+			};
+
 			isom_pinctrl: pinctrl@146200 {
 				compatible = "realtek,rtd1625-isom-pinctrl";
 				reg = <0x146200 0x34>;