diff --git a/arch/arm64/boot/dts/renesas/r9a09g056.dtsi b/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
index 9192c5bf7e59..40525470194e 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
@@ -599,16 +599,6 @@
 			status = "disabled";
 		};
 
-		wdt0: watchdog@11c00400 {
-			compatible = "renesas,r9a09g056-wdt", "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,r9a09g056-wdt", "renesas,r9a09g057-wdt";
 			reg = <0 0x14400000 0 0x400>;
@@ -619,26 +609,6 @@
 			status = "disabled";
 		};
 
-		wdt2: watchdog@13000000 {
-			compatible = "renesas,r9a09g056-wdt", "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,r9a09g056-wdt", "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";
-		};
-
 		rtc: rtc@11c00800 {
 			compatible = "renesas,r9a09g056-rtca3", "renesas,rz-rtca3";
 			reg = <0 0x11c00800 0 0x400>;