diff --git a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
index 9f6939a4e40f..1ad5a1b6917f 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
@@ -201,6 +201,46 @@
 			status = "disabled";
 		};
 
+		wdt0: watchdog@11c00400 {
+			compatible = "renesas,r9a09g057-wdt";
+			reg = <0 0x11c00400 0 0x400>;
+			clocks = <&cpg CPG_MOD 0x4b>, <&cpg CPG_MOD 0x4c>;
+			clock-names = "pclk", "oscclk";
+			resets = <&cpg 0x75>;
+			power-domains = <&cpg>;
+			status = "disabled";
+		};
+
+		wdt1: watchdog@14400000 {
+			compatible = "renesas,r9a09g057-wdt";
+			reg = <0 0x14400000 0 0x400>;
+			clocks = <&cpg CPG_MOD 0x4d>, <&cpg CPG_MOD 0x4e>;
+			clock-names = "pclk", "oscclk";
+			resets = <&cpg 0x76>;
+			power-domains = <&cpg>;
+			status = "disabled";
+		};
+
+		wdt2: watchdog@13000000 {
+			compatible = "renesas,r9a09g057-wdt";
+			reg = <0 0x13000000 0 0x400>;
+			clocks = <&cpg CPG_MOD 0x4f>, <&cpg CPG_MOD 0x50>;
+			clock-names = "pclk", "oscclk";
+			resets = <&cpg 0x77>;
+			power-domains = <&cpg>;
+			status = "disabled";
+		};
+
+		wdt3: watchdog@13000400 {
+			compatible = "renesas,r9a09g057-wdt";
+			reg = <0 0x13000400 0 0x400>;
+			clocks = <&cpg CPG_MOD 0x51>, <&cpg CPG_MOD 0x52>;
+			clock-names = "pclk", "oscclk";
+			resets = <&cpg 0x78>;
+			power-domains = <&cpg>;
+			status = "disabled";
+		};
+
 		scif: serial@11c01400 {
 			compatible = "renesas,scif-r9a09g057";
 			reg = <0 0x11c01400 0 0x400>;