linux_dsm_epyc7002/arch/arm/boot/dts/armada-388-clearfog-base.dts

/*
 * Device Tree file for SolidRun Clearfog Base revision A1 rev 2.0 (88F6828)
 *
 *  Copyright (C) 2015 Russell King
 *
 * This board is in development; the contents of this file work with
 * the A1 rev 2.0 of the board, which does not represent final
 * production board.  Things will change, don't expect this file to
 * remain compatible info the future.
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License
 *     version 2 as published by the Free Software Foundation.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

/dts-v1/;
#include "armada-388-clearfog.dtsi"

/ {
	model = "SolidRun Clearfog Base A1";
	compatible = "solidrun,clearfog-base-a1",
		"solidrun,clearfog-a1", "marvell,armada388",
		"marvell,armada385", "marvell,armada380";

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-0 = <&rear_button_pins>;
		pinctrl-names = "default";

		button_0 {
			/* The rear SW3 button */
			label = "Rear Button";
			gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
			linux,can-disable;
			linux,code = <BTN_0>;
		};
	};
};

&eth1 {
	phy = <&phy1>;
};

&gpio0 {
	phy1_reset {
		gpio-hog;
		gpios = <19 GPIO_ACTIVE_LOW>;
		output-low;
		line-name = "phy1-reset";
	};
};

&mdio {
	pinctrl-0 = <&mdio_pins &microsom_phy_clk_pins &clearfog_phy_pins>;
	phy1: ethernet-phy@1 {
		/*
		 * Annoyingly, the marvell phy driver configures the LED
		 * register, rather than preserving reset-loaded setting.
		 * We undo that rubbish here.
		 */
		marvell,reg-init = <3 16 0 0x101e>;
		reg = <1>;
	};
};

&pinctrl {
	/* phy1 reset */
	clearfog_phy_pins: clearfog-phy-pins {
		marvell,pins = "mpp19";
		marvell,function = "gpio";
	};
	rear_button_pins: rear-button-pins {
		marvell,pins = "mpp44";
		marvell,function = "gpio";
	};
};