diff --git a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
index e11bf9ace776..69c3c5589da9 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
@@ -5,6 +5,127 @@
  * Copyright (C) 2021 Glider bv
  */
 
+/ {
+	aliases {
+		ethernet1 = &avb1;
+		ethernet2 = &avb2;
+		ethernet3 = &avb3;
+		ethernet4 = &avb4;
+		ethernet5 = &avb5;
+	};
+};
+
+&avb1 {
+	pinctrl-0 = <&avb1_pins>;
+	pinctrl-names = "default";
+	phy-handle = <&avb1_phy>;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reset-gpios = <&gpio5 15 GPIO_ACTIVE_LOW>;
+		reset-post-delay-us = <4000>;
+
+		avb1_phy: ethernet-phy@7 {
+			compatible = "ethernet-phy-id002b.0980",
+				     "ethernet-phy-ieee802.3-c45";
+			reg = <7>;
+			interrupts-extended = <&gpio5 16 IRQ_TYPE_LEVEL_LOW>;
+		};
+	};
+};
+
+&avb2 {
+	pinctrl-0 = <&avb2_pins>;
+	pinctrl-names = "default";
+	phy-handle = <&avb2_phy>;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reset-gpios = <&gpio6 15 GPIO_ACTIVE_LOW>;
+		reset-post-delay-us = <4000>;
+
+		avb2_phy: ethernet-phy@7 {
+			compatible = "ethernet-phy-id002b.0980",
+				     "ethernet-phy-ieee802.3-c45";
+			reg = <7>;
+			interrupts-extended = <&gpio6 16 IRQ_TYPE_LEVEL_LOW>;
+		};
+	};
+};
+
+&avb3 {
+	pinctrl-0 = <&avb3_pins>;
+	pinctrl-names = "default";
+	phy-handle = <&avb3_phy>;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reset-gpios = <&gpio7 15 GPIO_ACTIVE_LOW>;
+		reset-post-delay-us = <4000>;
+
+		avb3_phy: ethernet-phy@7 {
+			compatible = "ethernet-phy-id002b.0980",
+				     "ethernet-phy-ieee802.3-c45";
+			reg = <7>;
+			interrupts-extended = <&gpio7 16 IRQ_TYPE_LEVEL_LOW>;
+		};
+	};
+};
+
+&avb4 {
+	pinctrl-0 = <&avb4_pins>;
+	pinctrl-names = "default";
+	phy-handle = <&avb4_phy>;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reset-gpios = <&gpio8 15 GPIO_ACTIVE_LOW>;
+		reset-post-delay-us = <4000>;
+
+		avb4_phy: ethernet-phy@7 {
+			compatible = "ethernet-phy-id002b.0980",
+				     "ethernet-phy-ieee802.3-c45";
+			reg = <7>;
+			interrupts-extended = <&gpio8 16 IRQ_TYPE_LEVEL_LOW>;
+		};
+	};
+};
+
+&avb5 {
+	pinctrl-0 = <&avb5_pins>;
+	pinctrl-names = "default";
+	phy-handle = <&avb5_phy>;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reset-gpios = <&gpio9 15 GPIO_ACTIVE_LOW>;
+		reset-post-delay-us = <4000>;
+
+		avb5_phy: ethernet-phy@7 {
+			compatible = "ethernet-phy-id002b.0980",
+				     "ethernet-phy-ieee802.3-c45";
+			reg = <7>;
+			interrupts-extended = <&gpio9 16 IRQ_TYPE_LEVEL_LOW>;
+		};
+	};
+};
+
+
 &i2c0 {
 	eeprom@53 {
 		compatible = "rohm,br24g01", "atmel,24c01";
@@ -13,3 +134,130 @@ eeprom@53 {
 		pagesize = <8>;
 	};
 };
+
+&pfc {
+	avb1_pins: avb1 {
+		mux {
+			groups = "avb1_link", "avb1_mdio", "avb1_rgmii",
+				 "avb1_txcrefclk";
+			function = "avb1";
+		};
+
+		link {
+			groups = "avb1_link";
+			bias-disable;
+		};
+
+		mdio {
+			groups = "avb1_mdio";
+			drive-strength = <24>;
+			bias-disable;
+		};
+
+		rgmii {
+			groups = "avb1_rgmii";
+			drive-strength = <24>;
+			bias-disable;
+		};
+	};
+
+	avb2_pins: avb2 {
+		mux {
+			groups = "avb2_link", "avb2_mdio", "avb2_rgmii",
+				 "avb2_txcrefclk";
+			function = "avb2";
+		};
+
+		link {
+			groups = "avb2_link";
+			bias-disable;
+		};
+
+		mdio {
+			groups = "avb2_mdio";
+			drive-strength = <24>;
+			bias-disable;
+		};
+
+		rgmii {
+			groups = "avb2_rgmii";
+			drive-strength = <24>;
+			bias-disable;
+		};
+	};
+
+	avb3_pins: avb3 {
+		mux {
+			groups = "avb3_link", "avb3_mdio", "avb3_rgmii",
+				 "avb3_txcrefclk";
+			function = "avb3";
+		};
+
+		link {
+			groups = "avb3_link";
+			bias-disable;
+		};
+
+		mdio {
+			groups = "avb3_mdio";
+			drive-strength = <24>;
+			bias-disable;
+		};
+
+		rgmii {
+			groups = "avb3_rgmii";
+			drive-strength = <24>;
+			bias-disable;
+		};
+	};
+
+	avb4_pins: avb4 {
+		mux {
+			groups = "avb4_link", "avb4_mdio", "avb4_rgmii",
+				 "avb4_txcrefclk";
+			function = "avb4";
+		};
+
+		link {
+			groups = "avb4_link";
+			bias-disable;
+		};
+
+		mdio {
+			groups = "avb4_mdio";
+			drive-strength = <24>;
+			bias-disable;
+		};
+
+		rgmii {
+			groups = "avb4_rgmii";
+			drive-strength = <24>;
+			bias-disable;
+		};
+	};
+
+	avb5_pins: avb5 {
+		mux {
+			groups = "avb5_link", "avb5_mdio", "avb5_rgmii",
+				 "avb5_txcrefclk";
+			function = "avb5";
+		};
+
+		link {
+			groups = "avb5_link";
+			bias-disable;
+		};
+
+		mdio {
+			groups = "avb5_mdio";
+			drive-strength = <24>;
+			bias-disable;
+		};
+
+		rgmii {
+			groups = "avb5_rgmii";
+			drive-strength = <24>;
+			bias-disable;
+		};
+	};
+};
