linux_dsm_epyc7002/arch/arm/boot/dts/kirkwood-netxbig.dtsi

/*
 * Device Tree common file for LaCie 2Big and 5Big Network v2
 *
 * Copyright (C) 2014
 *
 * Andrew Lunn <andrew@lunn.ch>
 *
 * Based on netxbig_v2-setup.c,
 * Copyright (C) 2010 Simon Guinot <sguinot@lacie.com>
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
*/

#include "kirkwood.dtsi"
#include "kirkwood-6281.dtsi"

/ {
	chosen {
		bootargs = "console=ttyS0,115200n8";
		stdout-path = &uart0;
	};

	ocp@f1000000 {
		serial@12000 {
			status = "okay";
		};

		spi@10600 {
			status = "okay";

			flash@0 {
				#address-cells = <1>;
				#size-cells = <1>;
				compatible = "mxicy,mx25l4005a", "jedec,spi-nor";
				reg = <0>;
				spi-max-frequency = <20000000>;
				mode = <0>;

				partition@0 {
					reg = <0x0 0x80000>;
					label = "u-boot";
				};
			};
		};

		sata@80000 {
			status = "okay";
			nr-ports = <2>;
		};

	};

	gpio-keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;

		/*
		 * button@1 and button@2 represent a three position rocker
		 * switch. Thus the conventional KEY_POWER does not fit
		 */
		button@1 {
			label = "Back power switch (on|auto)";
			linux,code = <KEY_ESC>;
			linux,input-type = <5>;
			gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
		};
		button@2 {
			label = "Back power switch (auto|off)";
			linux,code = <KEY_1>;
			linux,input-type = <5>;
			gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
		};
		button@3 {
			label = "Function button";
			linux,code = <KEY_OPTION>;
			gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
		};

	};

	gpio-poweroff {
		compatible = "gpio-poweroff";
		gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
	};

	regulators: regulators {
		status = "okay";
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;
		pinctrl-names = "default";

		regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "hdd0power";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			enable-active-high;
			regulator-always-on;
			regulator-boot-on;
			gpio = <&gpio0 16 GPIO_ACTIVE_HIGH>;
		};
	};
};

&mdio {
	status = "okay";

	ethphy0: ethernet-phy@0 {
		reg = <8>;
	};

	ethphy1: ethernet-phy@1 {
		reg = <0>;
	};
};

&eth0 {
	status = "okay";
	ethernet0-port@0 {
		phy-handle = <&ethphy0>;
	};
};

&pinctrl {
	pinctrl-names = "default";

	pmx_button_function: pmx-button-function {
		marvell,pins = "mpp34";
		marvell,function = "gpio";
	};
	pmx_button_power_off: pmx-button-power-off {
		marvell,pins = "mpp15";
		marvell,function = "gpio";
	};
	pmx_button_power_on: pmx-button-power-on {
		marvell,pins = "mpp13";
		marvell,function = "gpio";
	};
};

&i2c0 {
	status = "okay";

	eeprom@50 {
		compatible = "atmel,24c04";
		pagesize = <16>;
		reg = <0x50>;
	};
};