diff --git a/arch/arm64/boot/dts/rockchip/rk3308b-evb-v10.dtsi b/arch/arm64/boot/dts/rockchip/rk3308b-evb-v10.dtsi
index b92a5d6736d2..36d66e622134 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308b-evb-v10.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308b-evb-v10.dtsi
@@ -252,7 +252,6 @@
 	status = "okay";
 
 	rockchip,no-deep-low-power;
-	rockchip,loopback-grp = <0>;
 	hp-ctl-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
 	spk-ctl-gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
 };