diff --git a/arch/arm/boot/dts/rk3506.dtsi b/arch/arm/boot/dts/rk3506.dtsi
index 1cc144f943c4..118e940bebab 100644
--- a/arch/arm/boot/dts/rk3506.dtsi
+++ b/arch/arm/boot/dts/rk3506.dtsi
@@ -357,7 +357,6 @@
 			| RKPM_24M_OSC_DIS
 			| RKPM_32K_CLK
 			| RKPM_32K_SRC_RC
-			| RKPM_SLP_RC_PWM1_CH(1)
 			)
 		>;