linux-zen-desktop/arch/arm64/boot/dts/renesas/r8a779f0-spider-ethernet.dtsi

// SPDX-License-Identifier: GPL-2.0
/*
 * Device Tree Source for the Spider Ethernet sub-board
 *
 * Copyright (C) 2021 Renesas Electronics Corp.
 */

&eth_serdes {
	status = "okay";
};

&i2c4 {
	eeprom@52 {
		compatible = "rohm,br24g01", "atmel,24c01";
		label = "ethernet-sub-board";
		reg = <0x52>;
		pagesize = <8>;
	};
};

&pfc {
	tsn0_pins: tsn0 {
		groups = "tsn0_mdio_b", "tsn0_link_b";
		function = "tsn0";
		power-source = <1800>;
	};

	tsn1_pins: tsn1 {
		groups = "tsn1_mdio_b", "tsn1_link_b";
		function = "tsn1";
		power-source = <1800>;
	};

	tsn2_pins: tsn2 {
		groups = "tsn2_mdio_b", "tsn2_link_b";
		function = "tsn2";
		power-source = <1800>;
	};
};

&rswitch {
	pinctrl-0 = <&tsn0_pins>, <&tsn1_pins>, <&tsn2_pins>;
	pinctrl-names = "default";
	status = "okay";

	ethernet-ports {
		#address-cells = <1>;
		#size-cells = <0>;

		port@0 {
			reg = <0>;
			phy-handle = <&u101>;
			phy-mode = "sgmii";
			phys = <&eth_serdes 0>;

			mdio {
				#address-cells = <1>;
				#size-cells = <0>;

				u101: ethernet-phy@1 {
					reg = <1>;
					compatible = "ethernet-phy-ieee802.3-c45";
					interrupt-parent = <&gpio3>;
					interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
				};
			};
		};
		port@1 {
			reg = <1>;
			phy-handle = <&u201>;
			phy-mode = "sgmii";
			phys = <&eth_serdes 1>;

			mdio {
				#address-cells = <1>;
				#size-cells = <0>;

				u201: ethernet-phy@2 {
					reg = <2>;
					compatible = "ethernet-phy-ieee802.3-c45";
					interrupt-parent = <&gpio3>;
					interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
				};
			};
		};
		port@2 {
			reg = <2>;
			phy-handle = <&u301>;
			phy-mode = "sgmii";
			phys = <&eth_serdes 2>;

			mdio {
				#address-cells = <1>;
				#size-cells = <0>;

				u301: ethernet-phy@3 {
					reg = <3>;
					compatible = "ethernet-phy-ieee802.3-c45";
					interrupt-parent = <&gpio3>;
					interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
				};
			};
		};
	};
};