diff --git a/arch/arm64/boot/dts/rockchip/overlay/Makefile b/arch/arm64/boot/dts/rockchip/overlay/Makefile
index 9abdf17d5c40..be3e1ad36614 100644
--- a/arch/arm64/boot/dts/rockchip/overlay/Makefile
+++ b/arch/arm64/boot/dts/rockchip/overlay/Makefile
@@ -85,6 +85,7 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
 	rk3588-opi5plus-disable-leds.dtbo \
 	rk3588-opi5pro-disable-leds.dtbo \
 	rk3588-opi5pro-sfc.dtbo \
+	rk356x-vccio5_3v3.dtbo \
 	rk356x-edp.dtbo \
 	rk356x-i2c2-m1.dtbo \
 	rk356x-i2c3-m0.dtbo \
diff --git a/arch/arm64/boot/dts/rockchip/overlay/rk356x-vccio5_3v3.dts b/arch/arm64/boot/dts/rockchip/overlay/rk356x-vccio5_3v3.dts
new file mode 100644
index 000000000000..ecbc95e7337d
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/overlay/rk356x-vccio5_3v3.dts
@@ -0,0 +1,12 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		target = <&pmu_io_domains>;
+
+		__overlay__ {
+			vccio5-supply = <&vcc_3v3>;
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-orangepi-3b.dts b/arch/arm64/boot/dts/rockchip/rk3566-orangepi-3b.dts
index 7611e2779df0..85dc50dfba44 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-orangepi-3b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-orangepi-3b.dts
@@ -206,6 +206,15 @@
 		vin-supply = <&vcc3v3_sys>;
 	};
 
+	vccio_phy: vcc-phy-regulator {
+		compatible = "regulator-fixed";
+		regulator-max-microvolt = <1800000>;
+		regulator-min-microvolt = <1800000>;
+		regulator-name = "vccio_phy";
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	vcc5v0_host: vcc5v0-host-regulator {
 		compatible = "regulator-fixed";
 		enable-active-high;
@@ -823,7 +832,7 @@
 	vccio2-supply = <&vcc_1v8>;
         vccio3-supply = <&vccio_sd>;
         vccio4-supply = <&vcc_1v8>;
-        vccio5-supply = <&vcc_3v3>;
+        vccio5-supply = <&vccio_phy>;
         vccio6-supply = <&vcc_3v3>;
         vccio7-supply = <&vcc_3v3>;
 };