arch/arm/boot/dts/orion5x-linkstation-lswtgl.dts

/*
 * Device Tree file for Buffalo Linkstation LS-WTGL
 *
 * Copyright (C) 2015, 2016
 * Roger Shimizu <rogershimizu@gmail.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 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/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "orion5x-mv88f5182.dtsi"

/ {
	model = "Buffalo Linkstation LS-WTGL";
	compatible = "buffalo,lswtgl", "marvell,orion5x-88f5182", "marvell,orion5x";

	memory { /* 64 MB */
		device_type = "memory";
		reg = <0x00000000 0x4000000>;
	};

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

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>,
		         <MBUS_ID(0x09, 0x00) 0 0xf2200000 0x800>,
			 <MBUS_ID(0x01, 0x0f) 0 0xf4000000 0x40000>;

		internal-regs {
			pinctrl: pinctrl@10000 {
				pinctrl-names = "default";

				pmx_led_power: pmx-leds {
					marvell,pins = "mpp0";
					marvell,function = "gpio";
				};

				pmx_led_alarm: pmx-leds {
					marvell,pins = "mpp2";
					marvell,function = "gpio";
				};

				pmx_led_info: pmx-leds {
					marvell,pins = "mpp3";
					marvell,function = "gpio";
				};

				pmx_power_hdd: pmx-power-hdd {
					marvell,pins = "mpp1";
					marvell,function = "gpio";
				};

				pmx_usb_power: pmx-usb-power {
					marvell,pins = "mpp9";
					marvell,function = "gpio";
				};

				pmx_sata0: pmx-sata0 {
					marvell,pins = "mpp12";
					marvell,function = "sata0";
				};

				pmx_sata1: pmx-sata1 {
					marvell,pins = "mpp13";
					marvell,function = "sata1";
				};

				pmx_fan_high: pmx-fan-high {
					marvell,pins = "mpp14";
					marvell,function = "gpio";
				};

				pmx_fan_low: pmx-fan-low {
					marvell,pins = "mpp17";
					marvell,function = "gpio";
				};

				pmx_fan_lock: pmx-fan-lock {
					marvell,pins = "mpp6";
					marvell,function = "gpio";
				};

				pmx_power_switch: pmx-power-switch {
					marvell,pins = "mpp8", "mpp10";
					marvell,function = "gpio";
				};
			};
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;
		pinctrl-0 = <&pmx_power_switch>;
		pinctrl-names = "default";

		button@1 {
			label = "Power-on Switch";
			linux,code = <KEY_RESERVED>;
			linux,input-type = <5>;
			gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
		};

		button@2 {
			label = "Power-auto Switch";
			linux,code = <KEY_ESC>;
			linux,input-type = <5>;
			gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
		};
	};

	gpio_leds {
		compatible = "gpio-leds";
		pinctrl-0 = <&pmx_led_power &pmx_led_alarm
			     &pmx_led_info>;
		pinctrl-names = "default";

		led@1 {
			label = "lswtgl:blue:power";
			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
			default-state = "keep";
		};

		led@2 {
			label = "lswtgl:red:alarm";
			gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
		};

		led@3 {
			label = "lswtgl:amber:info";
			gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
		};
	};

	gpio_fan {
		compatible = "gpio-fan";
		pinctrl-0 = <&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
		pinctrl-names = "default";

		gpios = <&gpio0 14 GPIO_ACTIVE_LOW
			 &gpio0 17 GPIO_ACTIVE_LOW>;

		gpio-fan,speed-map = <0 3
				1500 2
				3250 1
				5000 0>;

		alarm-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
	};

	restart_poweroff {
		compatible = "restart-poweroff";
	};

	regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;
		pinctrl-0 = <&pmx_power_hdd &pmx_usb_power>;
		pinctrl-names = "default";

		usb_power: regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "USB Power";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			enable-active-high;
			regulator-always-on;
			regulator-boot-on;
			gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>;
		};

		hdd_power: regulator@2 {
			compatible = "regulator-fixed";
			reg = <2>;
			regulator-name = "HDD Power";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			enable-active-high;
			regulator-always-on;
			regulator-boot-on;
			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
		};
	};
};

&devbus_bootcs {
	status = "okay";
	devbus,keep-config;

	flash@0 {
		compatible = "jedec-flash";
		reg = <0 0x40000>;
		bank-width = <1>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			header@0 {
				reg = <0 0x30000>;
				read-only;
			};

			uboot@30000 {
				reg = <0x30000 0xF000>;
				read-only;
			};

			uboot_env@3F000 {
				reg = <0x3F000 0x1000>;
			};
		};
	};
};

&mdio {
	status = "okay";

	ethphy: ethernet-phy {
		reg = <8>;
	};
};

&eth {
	status = "okay";

	ethernet-port@0 {
		phy-handle = <&ethphy>;
	};
};

&ehci0 {
	status = "okay";
};

&i2c {
	status = "okay";

	rtc {
		compatible = "ricoh,rs5c372a";
		reg = <0x32>;
	};
};

&wdt {
	status = "disabled";
};

&sata {
	pinctrl-0 = <&pmx_sata0 &pmx_sata1>;
	pinctrl-names = "default";
	status = "okay";
	nr-ports = <2>;
};

&uart0 {
	status = "okay";
};