diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index 518d2bc7c7fc..8d7303ad5273 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -125,6 +125,14 @@ syscon: syscon@1e6e2000 {
 				pinctrl: pinctrl {
 					compatible = "aspeed,g4-pinctrl";
 				};
+
+			};
+
+			rng: hwrng@78 {
+				compatible = "timeriomem_rng";
+				reg = <0x78 0x4>;
+				period = <1>;
+				quality = <100>;
 			};
 
 			adc: adc@1e6e9000 {
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index f9917717dd08..c4a20d590e47 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -164,6 +164,13 @@ pinctrl: pinctrl {
 				};
 			};
 
+			rng: hwrng@78 {
+				compatible = "timeriomem_rng";
+				reg = <0x78 0x4>;
+				period = <1>;
+				quality = <100>;
+			};
+
 			gfx: display@1e6e6000 {
 				compatible = "aspeed,ast2500-gfx", "syscon";
 				reg = <0x1e6e6000 0x1000>;