ubuntu-linux-kernel/arch/arm/boot/dts/armada-370-netgear-rn102.dts

/*
 * Device Tree file for NETGEAR ReadyNAS 102
 *
 * 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 "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 <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include "armada-370.dtsi"

/ {
	model = "NETGEAR ReadyNAS 102";
	compatible = "netgear,readynas-102", "marvell,armada370", "marvell,armada-370-xp";

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory@0 {
		device_type = "memory";
		reg = <0x00000000 0x20000000>; /* 512 MB */
	};

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000
			  MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000
			  MBUS_ID(0x09, 0x01) 0 0xf1100000 0x10000>;

		internal-regs {

			/* RTC is provided by Intersil ISL12057 I2C RTC chip */
			rtc@10300 {
				status = "disabled";
			};

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

			/* eSATA interface */
			sata@a0000 {
				nr-ports = <1>;
				status = "okay";
			};

			ethernet@74000 {
				pinctrl-0 = <&ge1_rgmii_pins>;
				pinctrl-names = "default";
				status = "okay";
				phy = <&phy0>;
				phy-mode = "rgmii-id";
			};

			usb@50000 {
				status = "okay";
			};

			i2c@11000 {
				clock-frequency = <100000>;

				pinctrl-0 = <&i2c0_pins>;
				pinctrl-names = "default";

				status = "okay";

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

				g762: g762@3e {
					compatible = "gmt,g762";
					reg = <0x3e>;
					clocks = <&g762_clk>; /* input clock */
					fan_gear_mode = <0>;
					fan_startv = <1>;
					pwm_polarity = <0>;
				};
			};

			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 = <8192>;
	       };
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-0 = <&power_led_pin
			     &sata1_led_pin
			     &sata2_led_pin
			     &backup_led_pin>;
		pinctrl-names = "default";

		blue-power-led {
			label = "rn102:blue:pwr";
			gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
			default-state = "keep";
		};

		blue-sata1-led {
			label = "rn102:blue:sata1";
			gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
			default-state = "on";
		};

		blue-sata2-led {
			label = "rn102:blue:sata2";
			gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
			default-state = "on";
		};

		blue-backup-led {
			label = "rn102:blue:backup";
			gpios = <&gpio1 24 GPIO_ACTIVE_LOW>;
			default-state = "on";
		};
	};

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

		power-button {
			label = "Power Button";
			linux,code = <KEY_POWER>;
			gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
		};

		reset-button {
			label = "Reset Button";
			linux,code = <KEY_RESTART>;
			gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
		};

		backup-button {
			label = "Backup Button";
			linux,code = <KEY_COPY>;
			gpios = <&gpio1 26 GPIO_ACTIVE_LOW>;
		};
	};

	gpio-poweroff {
		compatible = "gpio-poweroff";
		pinctrl-0 = <&poweroff>;
		pinctrl-names = "default";
		gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
	};
};

&pciec {
	status = "okay";

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

	/* Connected to FL1009 USB 3.0 controller */
	pcie@2,0 {
		/* Port 1, Lane 0 */
		status = "okay";
	};
};

&mdio {
	pinctrl-0 = <&mdio_pins>;
	pinctrl-names = "default";
	phy0: ethernet-phy@0 { /* Marvell 88E1318 */
		reg = <0>;
	};
};

&pinctrl {
	power_led_pin: power-led-pin {
		marvell,pins = "mpp57";
		marvell,function = "gpio";
	};

	sata1_led_pin: sata1-led-pin {
		marvell,pins = "mpp15";
		marvell,function = "gpio";
	};

	sata2_led_pin: sata2-led-pin {
		marvell,pins = "mpp14";
		marvell,function = "gpio";
	};

	backup_led_pin: backup-led-pin {
		marvell,pins = "mpp56";
		marvell,function = "gpio";
	};

	backup_button_pin: backup-button-pin {
		marvell,pins = "mpp58";
		marvell,function = "gpio";
	};

	power_button_pin: power-button-pin {
		marvell,pins = "mpp62";
		marvell,function = "gpio";
	};

	reset_button_pin: reset-button-pin {
		marvell,pins = "mpp6";
		marvell,function = "gpio";
	};

	poweroff: poweroff {
		marvell,pins = "mpp8";
		marvell,function = "gpio";
	};
};