diff --git a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
index 24133528b8e9..c781190b42c5 100644
--- a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
+++ b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
@@ -145,7 +145,6 @@ watchdog0: watchdog@801c {
 				reg = <0x801c 0x4>;
 				status = "disabled";
 				clocks = <&refclk>;
-				syscon = <&gcr>;
 			};
 
 			watchdog1: watchdog@901c {
@@ -154,7 +153,6 @@ watchdog1: watchdog@901c {
 				reg = <0x901c 0x4>;
 				status = "disabled";
 				clocks = <&refclk>;
-				syscon = <&gcr>;
 			};
 
 			watchdog2: watchdog@a01c {
@@ -163,7 +161,6 @@ watchdog2: watchdog@a01c {
 				reg = <0xa01c 0x4>;
 				status = "disabled";
 				clocks = <&refclk>;
-				syscon = <&gcr>;
 			};
 		};
 	};