diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index 857cc0c42820026efdeb9b48e9e93fa1d0537b27..914f6e7354a914b52d80c6693f4bb139b175c209 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -971,6 +971,14 @@
 				no-loopback-test;
 				status = "disabled";
 			};
+
+			adc: adc@1e6e9000 {
+				compatible = "aspeed,ast2400-adc";
+				reg = <0x1e6e9000 0xb0>;
+				clocks = <&clk_apb>;
+				#io-channel-cells = <1>;
+				status = "disabled";
+			};
 		};
 	};
 };
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index f7a81c988552389c9a7976b5f1473bfe55d2e843..20e2af0ce9c1c724c754d576a892f06063390e1f 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -384,7 +384,6 @@
 						function = "LAD0";
 						groups = "LAD0";
 					};
-
 					pinctrl_lad1_default: lad1_default {
 						function = "LAD1";
 						groups = "LAD1";
@@ -1115,6 +1114,14 @@
 				no-loopback-test;
 				status = "disabled";
 			};
+
+			adc: adc@1e6e9000 {
+				compatible = "aspeed,ast2500-adc";
+				reg = <0x1e6e9000 0xb0>;
+				clocks = <&clk_apb>;
+				#io-channel-cells = <1>;
+				status = "disabled";
+			};
 		};
 	};
 };