linux_dsm_epyc7002/arch/arm/boot/dts/armada-385-db-ap.dts

/*
 * Device Tree file for Marvell Armada 385 Access Point Development board
 * (DB-88F6820-AP)
 *
 *  Copyright (C) 2014 Marvell
 *
 * Nadav Haklai <nadavh@marvell.com>
 *
 * 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 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.
 *
 * 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-385.dtsi"

#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Marvell Armada 385 Access Point Development Board";
	compatible = "marvell,a385-db-ap", "marvell,armada385", "marvell,armada38x";

	chosen {
		bootargs = "console=ttyS0,115200";
		stdout-path = &uart1;
	};

	memory {
		device_type = "memory";
		reg = <0x00000000 0x80000000>; /* 2GB */
	};

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
			  MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000>;

		internal-regs {
			spi1: spi@10680 {
				pinctrl-names = "default";
				pinctrl-0 = <&spi1_pins>;
				status = "okay";

				spi-flash@0 {
					#address-cells = <1>;
					#size-cells = <1>;
					compatible = "st,m25p128";
					reg = <0>; /* Chip select 0 */
					spi-max-frequency = <54000000>;
				};
			};

			i2c0: i2c@11000 {
				pinctrl-names = "default";
				pinctrl-0 = <&i2c0_pins>;
				status = "okay";

				/*
				 * This bus is wired to two EEPROM
				 * sockets, one of which holding the
				 * board ID used by the	bootloader.
				 * Erasing this EEPROM's content will
				 * brick the board.
				 * Use this bus with caution.
				 */
			};

			mdio@72004 {
				pinctrl-names = "default";
				pinctrl-0 = <&mdio_pins>;

				phy0: ethernet-phy@1 {
					reg = <1>;
				};

				phy1: ethernet-phy@4 {
					reg = <4>;
				};

				phy2: ethernet-phy@6 {
					reg = <6>;
				};
			};

			/* UART0 is exposed through the JP8 connector */
			uart0: serial@12000 {
				pinctrl-names = "default";
				pinctrl-0 = <&uart0_pins>;
				status = "okay";
			};

			/*
			 * UART1 is exposed through a FTDI chip
			 * wired to the mini-USB connector
			 */
			uart1: serial@12100 {
				pinctrl-names = "default";
				pinctrl-0 = <&uart1_pins>;
				status = "okay";
			};

			ethernet@30000 {
				status = "okay";
				phy = <&phy2>;
				phy-mode = "sgmii";
			};

			ethernet@34000 {
				status = "okay";
				phy = <&phy1>;
				phy-mode = "sgmii";
			};

			ethernet@70000 {
				pinctrl-names = "default";

				/*
				 * The Reference Clock 0 is used to
				 * provide a clock to the PHY
				 */
				pinctrl-0 = <&ge0_rgmii_pins>, <&ref_clk0_pins>;
				status = "okay";
				phy = <&phy0>;
				phy-mode = "rgmii-id";
			};
		};

		pcie-controller {
			status = "okay";

			/*
			 * The three PCIe units are accessible through
			 * standard mini-PCIe slots on the board.
			 */
			pcie@1,0 {
				/* Port 0, Lane 0 */
				status = "okay";
			};

			pcie@2,0 {
				/* Port 1, Lane 0 */
				status = "okay";
			};

			pcie@3,0 {
				/* Port 2, Lane 0 */
				status = "okay";
			};
		};
	};
};