diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
index dd72c33bd54c..24591f7c3d23 100644
--- a/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
@@ -23,6 +23,14 @@ chosen {
 		stdout-path = "serial0";
 	};
 
+	pcie_vcc3v3: regulator-pcie-vcc3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "pcie_vcc3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
+
 	vcc4v0: regulator-vcc4v0 {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc4v0";
@@ -228,6 +236,36 @@ dldo7 {
 	};
 };
 
+&pcie1_phy {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie1_3_cfg>;
+	status = "okay";
+};
+
+&pcie1_port {
+	phys = <&pcie1_phy>;
+	vpcie3v3-supply = <&pcie_vcc3v3>;
+};
+
+&pcie1 {
+	status = "okay";
+};
+
+&pcie2_phy {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie2_4_cfg>;
+	status = "okay";
+};
+
+&pcie2_port {
+	phys = <&pcie2_phy>;
+	vpcie3v3-supply = <&pcie_vcc3v3>;
+};
+
+&pcie2 {
+	status = "okay";
+};
+
 &pdma {
 	status = "okay";
 };