u-boot/arch/arm/dts/socfpga_arria10_mercury_aa1.dtsi

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright 2022 Google LLC
 */
#include "socfpga_arria10.dtsi"

/ {
	aliases {
		ethernet0 = &gmac0;
		serial1 = &uart1;
	};

	chosen {
		stdout-path = "serial1:115200n8";
	};

	memory@0 {
		name = "memory";
		device_type = "memory";
		reg = <0x0 0x80000000>; /* 2GB */
	};
};

&gmac0 {
	phy-mode = "rgmii";
	phy-handle = <&phy3>;

	max-frame-size = <3800>;

	mdio {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "snps,dwmac-mdio";
		phy3: ethernet-phy@3 {
			reg = <3>;
			txd0-skew-ps = <0>; /* -420ps */
			txd1-skew-ps = <0>; /* -420ps */
			txd2-skew-ps = <0>; /* -420ps */
			txd3-skew-ps = <0>; /* -420ps */
			rxd0-skew-ps = <420>; /* 0ps */
			rxd1-skew-ps = <420>; /* 0ps */
			rxd2-skew-ps = <420>; /* 0ps */
			rxd3-skew-ps = <420>; /* 0ps */
			txen-skew-ps = <0>; /* -420ps */
			txc-skew-ps = <1860>; /* 960ps */
			rxdv-skew-ps = <420>; /* 0ps */
			rxc-skew-ps = <1680>; /* 780ps */
		};
	};
};

&i2c1 {
	atsha204a: atsha204a@64 {
		compatible = "atmel,atsha204a";
		reg = <0x64>;
	};

	isl12022: isl12022@6f {
		compatible = "isil,isl12022";
		reg = <0x6f>;
	};
};

&mmc {
	cap-sd-highspeed;
	broken-cd;
	bus-width = <4>;
};

&osc1 {
	clock-frequency = <33330000>;
};