linux/arch/arm/boot/dts/armada-xp-netgear-rn2120.dts

/*
 * Device Tree file for NETGEAR ReadyNAS 2120
 *
 * Copyright (C) 2013, Arnaud EBALARD <arno@natisbad.org>
 *
 * 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 as
 *     published by the Free Software Foundation; either version 2 of the
 *     License, or (at your option) any later version.
 *
 *     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 , 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 <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include "armada-xp-mv78230.dtsi"

/ {
	model = "NETGEAR ReadyNAS 2120";
	compatible = "netgear,readynas-2120", "marvell,armadaxp-mv78230", "marvell,armadaxp", "marvell,armada-370-xp";

	chosen {
		bootargs = "console=ttyS0,115200 earlyprintk";
	};

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

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xd0000000 0x100000
			  MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000>;

		pcie-controller {
			status = "okay";

			/* Connected to first Marvell 88SE9170 SATA controller */
			pcie@1,0 {
				/* Port 0, Lane 0 */
				status = "okay";
			};

			/* Connected to second Marvell 88SE9170 SATA controller */
			pcie@2,0 {
				/* Port 0, Lane 1 */
				status = "okay";
			};

			/* Connected to Fresco Logic FL1009 USB 3.0 controller */
			pcie@5,0 {
				/* Port 1, Lane 0 */
				status = "okay";
			};
		};

		internal-regs {
			/* Two rear eSATA ports */
			sata@a0000 {
				nr-ports = <2>;
				status = "okay";
			};

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

			mdio {
				phy0: ethernet-phy@0 { /* Marvell 88E1318 */
					reg = <0>;
				};

				phy1: ethernet-phy@1 { /* Marvell 88E1318 */
					reg = <1>;
				};
			};

			ethernet@70000 {
				status = "okay";
				phy = <&phy0>;
				phy-mode = "rgmii-id";
			};

			ethernet@74000 {
				status = "okay";
				phy = <&phy1>;
				phy-mode = "rgmii-id";
			};

			/* Front USB 2.0 port */
			usb@50000 {
				status = "okay";
			};

			i2c@11000 {
				compatible = "marvell,mv64xxx-i2c";
				clock-frequency = <400000>;
				status = "okay";

				isl12057: isl12057@68 {
					compatible = "isil,isl12057";
					reg = <0x68>;
					isil,irq2-can-wakeup-machine;
				};

				/* Controller for rear fan #1 of 3 (Protechnic
				 * MGT4012XB-O20, 8000RPM) near eSATA port */
				g762_fan1: g762@3e {
					compatible = "gmt,g762";
					reg = <0x3e>;
					clocks = <&g762_clk>; /* input clock */
					fan_gear_mode = <0>;
					fan_startv = <1>;
					pwm_polarity = <0>;
				};

				/*  Controller for rear (center) fan #2 of 3 */
				g762_fan2: g762@48 {
					compatible = "gmt,g762";
					reg = <0x48>;
					clocks = <&g762_clk>; /* input clock */
					fan_gear_mode = <0>;
					fan_startv = <1>;
					pwm_polarity = <0>;
				};

				/*  Controller for rear fan #3 of 3 */
				g762_fan3: g762@49 {
					compatible = "gmt,g762";
					reg = <0x49>;
					clocks = <&g762_clk>; /* input clock */
					fan_gear_mode = <0>;
					fan_startv = <1>;
					pwm_polarity = <0>;
				};

				/* Temperature sensor */
				g751: g751@4c {
					compatible = "gmt,g751";
					reg = <0x4c>;
				};
			};

			nand@d0000 {
				status = "okay";
				num-cs = <1>;
				marvell,nand-keep-config;
				marvell,nand-enable-arbiter;
				nand-on-flash-bbt;

				/* Use Hardware BCH ECC */
				nand-ecc-strength = <4>;
				nand-ecc-step-size = <512>;

				partition@0 {
					label = "u-boot";
					reg = <0x0000000 0x180000>;  /* 1.5MB */
					read-only;
				};

				partition@180000 {
					label = "u-boot-env";
					reg = <0x180000 0x20000>;    /* 128KB */
					read-only;
				};

				partition@200000 {
					label = "uImage";
					reg = <0x0200000 0x600000>;    /* 6MB */
				};

				partition@800000 {
					label = "minirootfs";
					reg = <0x0800000 0x400000>;    /* 4MB */
				};

				/* Last MB is for the BBT, i.e. not writable */
				partition@c00000 {
					label = "ubifs";
					reg = <0x0c00000 0x7400000>; /* 116MB */
				};
			};
		};
	};

	clocks {
	       g762_clk: g762-oscillator {
			 compatible = "fixed-clock";
			 #clock-cells = <0>;
			 clock-frequency = <32768>;
	       };
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-0 = <&sata1_led_pin &sata2_led_pin &err_led_pin
			     &sata3_led_pin &sata4_led_pin>;
		pinctrl-names = "default";

		red-sata1-led {
			label = "rn2120:red:sata1";
			gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		red-sata2-led {
			label = "rn2120:red:sata2";
			gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		red-sata3-led {
			label = "rn2120:red:sata3";
			gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		red-sata4-led {
			label = "rn2120:red:sata4";
			gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		red-err-led {
			label = "rn2120:red:err";
			gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};
	};

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

		power-button {
			label = "Power Button";
			linux,code = <KEY_POWER>;
			gpios = <&gpio0 27 GPIO_ACTIVE_HIGH>;
		};

		reset-button {
			label = "Reset Button";
			linux,code = <KEY_RESTART>;
			gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
		};
	};

	gpio-poweroff {
		compatible = "gpio-poweroff";
		pinctrl-0 = <&poweroff>;
		pinctrl-names = "default";
		gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
	};
};

&pinctrl {
	poweroff: poweroff {
		marvell,pins = "mpp42";
		marvell,function = "gpio";
	};

	power_button_pin: power-button-pin {
		marvell,pins = "mpp27";
		marvell,function = "gpio";
	};

	reset_button_pin: reset-button-pin {
		marvell,pins = "mpp41";
		marvell,function = "gpio";
	};

	sata1_led_pin: sata1-led-pin {
		marvell,pins = "mpp31";
		marvell,function = "gpio";
	};

	sata2_led_pin: sata2-led-pin {
		marvell,pins = "mpp40";
		marvell,function = "gpio";
	};

	sata3_led_pin: sata3-led-pin {
		marvell,pins = "mpp44";
		marvell,function = "gpio";
	};

	sata4_led_pin: sata4-led-pin {
		marvell,pins = "mpp47";
		marvell,function = "gpio";
	};

	sata1_power_pin: sata1-power-pin {
		marvell,pins = "mpp24";
		marvell,function = "gpio";
	};

	sata2_power_pin: sata2-power-pin {
		marvell,pins = "mpp25";
		marvell,function = "gpio";
	};

	sata3_power_pin: sata3-power-pin {
		marvell,pins = "mpp26";
		marvell,function = "gpio";
	};

	sata4_power_pin: sata4-power-pin {
		marvell,pins = "mpp28";
		marvell,function = "gpio";
	};

	sata1_pres_pin: sata1-pres-pin {
		marvell,pins = "mpp32";
		marvell,function = "gpio";
	};

	sata2_pres_pin: sata2-pres-pin {
		marvell,pins = "mpp33";
		marvell,function = "gpio";
	};

	sata3_pres_pin: sata3-pres-pin {
		marvell,pins = "mpp34";
		marvell,function = "gpio";
	};

	sata4_pres_pin: sata4-pres-pin {
		marvell,pins = "mpp35";
		marvell,function = "gpio";
	};

	err_led_pin: err-led-pin {
		marvell,pins = "mpp45";
		marvell,function = "gpio";
	};
};