1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
  2/*
  3 * Device Tree common file for kirkwood based Buffalo Linkstation
  4 *
  5 * Copyright (C) 2015, 2016
  6 * Roger Shimizu <rogershimizu@gmail.com>
  7 */
  8
  9/ {
 10	chosen {
 11		bootargs = "console=ttyS0,115200n8 earlyprintk";
 12		stdout-path = &uart0;
 13	};
 14
 15	ocp@f1000000 {
 16		pinctrl: pin-controller@10000 {
 17			pmx_power_hdd0: pmx-power-hdd0 {
 18				marvell,function = "gpio";
 19			};
 20			pmx_usb_vbus: pmx-usb-vbus {
 21				marvell,function = "gpio";
 22			};
 23			pmx_led_alarm: pmx-led-alarm {
 24				marvell,function = "gpio";
 25			};
 26			pmx_led_function_red: pmx-led-function-red {
 27				marvell,function = "gpio";
 28			};
 29			pmx_led_function_blue: pmx-led-function-blue {
 30				marvell,function = "gpio";
 31			};
 32			pmx_led_info: pmx-led-info {
 33				marvell,function = "gpio";
 34			};
 35			pmx_led_power: pmx-led-power {
 36				marvell,function = "gpio";
 37			};
 38			pmx_button_function: pmx-button-function {
 39				marvell,function = "gpio";
 40			};
 41			pmx_power_switch: pmx-power-switch {
 42				marvell,function = "gpio";
 43			};
 44			pmx_power_auto_switch: pmx-power-auto-switch {
 45				marvell,function = "gpio";
 46			};
 47		};
 48
 49		serial@12000 {
 50			status = "okay";
 51		};
 52
 53		sata@80000 {
 54			status = "okay";
 55			nr-ports = <1>;
 56		};
 57
 58		spi@10600 {
 59			status = "okay";
 60
 61			m25p40@0 {
 62				#address-cells = <1>;
 63				#size-cells = <1>;
 64				compatible = "st,m25p40", "jedec,spi-nor";
 65				reg = <0>;
 66				spi-max-frequency = <25000000>;
 67				mode = <0>;
 68
 69				partition@0 {
 70					reg = <0x0 0x60000>;
 71					label = "uboot";
 72					read-only;
 73				};
 74
 75				partition@60000 {
 76					reg = <0x60000 0x10000>;
 77					label = "dtb";
 78					read-only;
 79				};
 80
 81				partition@70000 {
 82					reg = <0x70000 0x10000>;
 83					label = "uboot_env";
 84				};
 85			};
 86		};
 87	};
 88
 89	gpio_keys {
 90		compatible = "gpio-keys";
 91		#address-cells = <1>;
 92		#size-cells = <0>;
 93		pinctrl-0 = <&pmx_button_function &pmx_power_switch
 94			     &pmx_power_auto_switch>;
 95		pinctrl-names = "default";
 96
 97		function-button {
 98			label = "Function Button";
 99			linux,code = <KEY_OPTION>;
100		};
101
102		power-on-switch {
103			label = "Power-on Switch";
104			linux,code = <KEY_RESERVED>;
105			linux,input-type = <5>;
106		};
107
108		power-auto-switch {
109			label = "Power-auto Switch";
110			linux,code = <KEY_ESC>;
111			linux,input-type = <5>;
112		};
113	};
114
115	gpio_leds {
116		compatible = "gpio-leds";
117		pinctrl-0 = <&pmx_led_function_red &pmx_led_alarm
118			     &pmx_led_info &pmx_led_power
119			     &pmx_led_function_blue>;
120		pinctrl-names = "default";
121	};
122
123	restart_poweroff {
124		compatible = "restart-poweroff";
125	};
126
127	regulators {
128		compatible = "simple-bus";
129		#address-cells = <1>;
130		#size-cells = <0>;
131		pinctrl-0 = <&pmx_power_hdd0 &pmx_usb_vbus>;
132		pinctrl-names = "default";
133
134		usb_power: regulator@1 {
135			compatible = "regulator-fixed";
136			reg = <1>;
137			regulator-name = "USB Power";
138			regulator-min-microvolt = <5000000>;
139			regulator-max-microvolt = <5000000>;
140			enable-active-high;
141			regulator-always-on;
142			regulator-boot-on;
143		};
144
145		hdd_power0: regulator@2 {
146			compatible = "regulator-fixed";
147			reg = <2>;
148			regulator-name = "HDD0 Power";
149			regulator-min-microvolt = <5000000>;
150			regulator-max-microvolt = <5000000>;
151			enable-active-high;
152			regulator-always-on;
153			regulator-boot-on;
154		};
155	};
156};
157
158&pciec {
159        status = "okay";
160};
161
162&pcie0 {
163	status = "okay";
164};