diff --git a/arch/riscv/boot/dts/thead/th1520-lpi4a-laptop.dts b/arch/riscv/boot/dts/thead/th1520-lpi4a-laptop.dts
index 352a8d3c3..42a950bf5 100644
--- a/arch/riscv/boot/dts/thead/th1520-lpi4a-laptop.dts
+++ b/arch/riscv/boot/dts/thead/th1520-lpi4a-laptop.dts
@@ -85,6 +85,33 @@
 		regulator-always-on;
 	};
 
+	aon: aon {
+		soc_dvdd12_rgb {
+			/delete-property/ gpio;
+		};
+		soc_avdd25_ir {
+			/delete-property/ gpio;
+		};
+		soc_dovdd18_ir {
+			/delete-property/ gpio;
+		};
+		soc_dvdd12_ir {
+			/delete-property/ gpio;
+		};
+		soc_cam2_avdd25_ir {
+			/delete-property/ gpio;
+		};
+		soc_cam2_dovdd18_ir {
+			/delete-property/ gpio;
+		};
+		soc_avdd28_rgb {
+			/delete-property/ gpio;
+		};
+		soc_dovdd18_rgb {
+			/delete-property/ gpio;
+		};
+	};
+
 	charger: dc-charger {
 		compatible = "gpio-charger";
 		charger-type = "mains";
@@ -149,7 +176,7 @@
 };
 
 &i2c0 {
-	/delete-node/ pcal6408ahk_b;
+	/delete-node/ gpio@18;
 
 	cw2015: cw2015@62 {
 		compatible = "cellwise,cw2015";
diff --git a/arch/riscv/boot/dts/thead/th1520-lpi4a.dtsi b/arch/riscv/boot/dts/thead/th1520-lpi4a.dtsi
index 1f6f6c9ad..e1ba3c65d 100644
--- a/arch/riscv/boot/dts/thead/th1520-lpi4a.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520-lpi4a.dtsi
@@ -1245,7 +1245,7 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_i2c0>;
 
-	pcal6408ahk_b: gpio@20 {
+	pcal6408ahk_b: gpio@18 {
 		compatible = "nxp,pca9557";
 		reg = <0x18>;
 		gpio-controller;
@@ -1259,7 +1259,7 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_i2c1>;
 
-	pcal6408ahk_c: gpio@20 {
+	pcal6408ahk_c: gpio@18 {
 		compatible = "nxp,pca9557";
 		reg = <0x18>;
 		gpio-controller;
@@ -1280,7 +1280,7 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_i2c3>;
 
-	pcal6408ahk_d: gpio@20 {
+	pcal6408ahk_d: gpio@18 {
 		compatible = "nxp,pca9557";
 		reg = <0x18>;
 		gpio-controller;