diff --git a/arch/arm/dts/rockchip-radxa-dalang-carrier.dtsi b/arch/arm/dts/rockchip-radxa-dalang-carrier.dtsi
index 3e54f38..450e5bb 100644
--- a/arch/arm/dts/rockchip-radxa-dalang-carrier.dtsi
+++ b/arch/arm/dts/rockchip-radxa-dalang-carrier.dtsi
@@ -8,36 +8,44 @@
 #include <dt-bindings/pwm/pwm.h>
 
 / {
-	chosen {
-		stdout-path = "serial2:1500000n8";
+	clkin_gmac: external-gmac-clock {
+		compatible = "fixed-clock";
+		clock-frequency = <125000000>;
+		clock-output-names = "clkin_gmac";
+		#clock-cells = <0>;
 	};
-};
 
-&gmac {
-	status = "okay";
-};
+	vcc12v_dcin: vcc12v-dcin-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc12v_dcin";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+	};
 
-&i2c1 {
-	status = "okay";
-	i2c-scl-rising-time-ns = <140>;
-	i2c-scl-falling-time-ns = <30>;
+	vcc5v0_sys: vcc5v0-sys-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_sys";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc12v_dcin>;
+	};
 };
 
-&i2c2 {
+&gmac {
+	assigned-clock-parents = <&clkin_gmac>;
+	clock_in_out = "input";
+	phy-mode = "rgmii";
+	pinctrl-names = "default";
+	pinctrl-0 = <&rgmii_pins>;
+	snps,reset-active-low;
+	snps,reset-delays-us = <0 10000 50000>;
+	tx_delay = <0x28>;
+	rx_delay = <0x11>;
 	status = "okay";
-	clock-frequency = <400000>;
-
-	hym8563: hym8563@51 {
-		compatible = "haoyu,hym8563";
-		reg = <0x51>;
-		#clock-cells = <0>;
-		clock-frequency = <32768>;
-		clock-output-names = "hym8563";
-		pinctrl-names = "default";
-		pinctrl-0 = <&hym8563_int>;
-		interrupt-parent = <&gpio4>;
-		interrupts = <30 IRQ_TYPE_LEVEL_LOW>;
-	};
 };
 
 &pwm0 {
@@ -68,12 +76,3 @@
 &uart2 {
 	status = "okay";
 };
-
-&pinctrl {
-	hym8563 {
-		hym8563_int: hym8563-int {
-			rockchip,pins =
-				<4 RK_PD6 0 &pcfg_pull_up>;
-		};
-	};
-};