diff --git a/arch/arm64/boot/dts/renesas/ebisu.dtsi b/arch/arm64/boot/dts/renesas/ebisu.dtsi
index c4c86344fb90..adc4449b809a 100644
--- a/arch/arm64/boot/dts/renesas/ebisu.dtsi
+++ b/arch/arm64/boot/dts/renesas/ebisu.dtsi
@@ -858,6 +858,11 @@ &ssi1 {
 	shared-pin;
 };
 
+/* Firmware should reserve it but sadly doesn't */
+&swdt {
+	status = "reserved";
+};
+
 &usb2_phy0 {
 	pinctrl-0 = <&usb0_pins>;
 	pinctrl-names = "default";