xref: /linux/arch/arm64/boot/dts/renesas/white-hawk-single.dtsi (revision ec71f661a572a770d7c861cd52a50cbbb0e1a8d1)

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the White Hawk Single board
 *
 * Copyright (C) 2023-2024 Glider bv
 */

#include "white-hawk-cpu-common.dtsi"
#include "white-hawk-common.dtsi"

/ {
	model = "Renesas White Hawk Single board";
	compatible = "renesas,white-hawk-single";

	aliases {
		ethernet3 = &tsn0;
	};
};

&hscif0 {
	uart-has-rtscts;
};

&hscif0_pins {
	groups = "hscif0_data", "hscif0_ctrl";
	function = "hscif0";
};

&pfc {
	tsn0_pins: tsn0 {
		mux {
			groups = "tsn0_link", "tsn0_mdio", "tsn0_rgmii",
				 "tsn0_txcrefclk";
			function = "tsn0";
		};

		link {
			groups = "tsn0_link";
			bias-disable;
		};

		mdio {
			groups = "tsn0_mdio";
			drive-strength = <24>;
			bias-disable;
		};

		rgmii {
			groups = "tsn0_rgmii";
			drive-strength = <24>;
			bias-disable;
		};
	};
};

&tsn0 {
	pinctrl-0 = <&tsn0_pins>;
	pinctrl-names = "default";
	phy-mode = "rgmii";
	phy-handle = <&tsn0_phy>;
	status = "okay";

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

		reset-gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
		reset-post-delay-us = <4000>;

		tsn0_phy: ethernet-phy@0 {
			compatible = "ethernet-phy-id002b.0980",
				     "ethernet-phy-ieee802.3-c22";
			reg = <0>;
			interrupts-extended = <&gpio4 3 IRQ_TYPE_LEVEL_LOW>;
		};
	};
};