diff --git a/arch/arm64/boot/dts/rockchip/rk3588-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-evb.dtsi
index 0506c89fcc53..caed803f88e4 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-evb.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-evb.dtsi
@@ -993,6 +993,11 @@
 	status = "okay";
 };
 
+&rockchip_suspend {
+	status = "okay";
+	rockchip,sleep-debug-en = <1>;
+};
+
 &saradc {
 	status = "okay";
 	vref-supply = <&vcc_1v8_s0>;