Index: dts/upstream/src/arm64/rockchip/rk3528-radxa-e24c.dts
--- dts/upstream/src/arm64/rockchip/rk3528-radxa-e24c.dts.orig
+++ dts/upstream/src/arm64/rockchip/rk3528-radxa-e24c.dts
@@ -0,0 +1,33 @@
+/*
+ * SPDX-License-Identifier:     GPL-2.0+
+ *
+ * Copyright (c) 2024 Rockchip Electronics Co., Ltd.
+ * Copyright (c) 2024 Radxa Computer (Shenzhen) Co., Ltd.
+ *
+ */
+
+/dts-v1/;
+#include "rk3528-rock-2a.dts"
+
+/ {
+	vcc3v3_pcie: vcc3v3-pcie {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3_pcie";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		startup-delay-us = <5000>;
+		enable-active-high;
+		gpio = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&vcc5v0_sys>;
+	};
+};
+
+&combphy {
+	status = "okay";
+};
+
+&pcie {
+	reset-gpios = <&gpio1 RK_PA2 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_pcie>;
+	status = "okay";
+};
