diff --git a/arch/arm/boot/dts/rk3288-firefly.dtsi b/arch/arm/boot/dts/rk3288-firefly.dtsi
index 1f570c1b4796..d522d3faff2a 100644
--- a/arch/arm/boot/dts/rk3288-firefly.dtsi
+++ b/arch/arm/boot/dts/rk3288-firefly.dtsi
@@ -387,6 +387,7 @@
 				regulator-name = "vcca_33";
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
 			};
 
 			vcc_lan: REG9 {