1/* 2 * Device Tree common file for kirkwood based Buffalo Linkstation 3 * 4 * Copyright (C) 2015, 2016 5 * Roger Shimizu <rogershimizu@gmail.com> 6 * 7 * This file is dual-licensed: you can use it either under the terms 8 * of the GPL or the X11 license, at your option. Note that this dual 9 * licensing only applies to this file, and not this project as a 10 * whole. 11 * 12 * a) This file is free software; you can redistribute it and/or 13 * modify it under the terms of the GNU General Public License as 14 * published by the Free Software Foundation; either version 2 of the 15 * License, or (at your option) any later version. 16 * 17 * This file is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * Or, alternatively, 23 * 24 * b) Permission is hereby granted, free of charge, to any person 25 * obtaining a copy of this software and associated documentation 26 * files (the "Software"), to deal in the Software without 27 * restriction, including without limitation the rights to use, 28 * copy, modify, merge, publish, distribute, sublicense, and/or 29 * sell copies of the Software, and to permit persons to whom the 30 * Software is furnished to do so, subject to the following 31 * conditions: 32 * 33 * The above copyright notice and this permission notice shall be 34 * included in all copies or substantial portions of the Software. 35 * 36 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 37 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 38 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 39 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 40 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 41 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 42 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 43 * OTHER DEALINGS IN THE SOFTWARE. 44 */ 45 46/ { 47 chosen { 48 bootargs = "console=ttyS0,115200n8 earlyprintk"; 49 stdout-path = &uart0; 50 }; 51 52 ocp@f1000000 { 53 pinctrl: pin-controller@10000 { 54 pmx_power_hdd0: pmx-power-hdd0 { 55 marvell,function = "gpio"; 56 }; 57 pmx_usb_vbus: pmx-usb-vbus { 58 marvell,function = "gpio"; 59 }; 60 pmx_led_alarm: pmx-led-alarm { 61 marvell,function = "gpio"; 62 }; 63 pmx_led_function_red: pmx-led-function-red { 64 marvell,function = "gpio"; 65 }; 66 pmx_led_function_blue: pmx-led-function-blue { 67 marvell,function = "gpio"; 68 }; 69 pmx_led_info: pmx-led-info { 70 marvell,function = "gpio"; 71 }; 72 pmx_led_power: pmx-led-power { 73 marvell,function = "gpio"; 74 }; 75 pmx_button_function: pmx-button-function { 76 marvell,function = "gpio"; 77 }; 78 pmx_power_switch: pmx-power-switch { 79 marvell,function = "gpio"; 80 }; 81 pmx_power_auto_switch: pmx-power-auto-switch { 82 marvell,function = "gpio"; 83 }; 84 }; 85 86 serial@12000 { 87 status = "okay"; 88 }; 89 90 sata@80000 { 91 status = "okay"; 92 nr-ports = <1>; 93 }; 94 95 spi@10600 { 96 status = "okay"; 97 98 m25p40@0 { 99 #address-cells = <1>; 100 #size-cells = <1>; 101 compatible = "st,m25p40", "jedec,spi-nor"; 102 reg = <0>; 103 spi-max-frequency = <25000000>; 104 mode = <0>; 105 106 partition@0 { 107 reg = <0x0 0x60000>; 108 label = "uboot"; 109 read-only; 110 }; 111 112 partition@60000 { 113 reg = <0x60000 0x10000>; 114 label = "dtb"; 115 read-only; 116 }; 117 118 partition@70000 { 119 reg = <0x70000 0x10000>; 120 label = "uboot_env"; 121 }; 122 }; 123 }; 124 }; 125 126 gpio_keys { 127 compatible = "gpio-keys"; 128 #address-cells = <1>; 129 #size-cells = <0>; 130 pinctrl-0 = <&pmx_button_function &pmx_power_switch 131 &pmx_power_auto_switch>; 132 pinctrl-names = "default"; 133 134 function-button { 135 label = "Function Button"; 136 linux,code = <KEY_OPTION>; 137 }; 138 139 power-on-switch { 140 label = "Power-on Switch"; 141 linux,code = <KEY_RESERVED>; 142 linux,input-type = <5>; 143 }; 144 145 power-auto-switch { 146 label = "Power-auto Switch"; 147 linux,code = <KEY_ESC>; 148 linux,input-type = <5>; 149 }; 150 }; 151 152 gpio_leds { 153 compatible = "gpio-leds"; 154 pinctrl-0 = <&pmx_led_function_red &pmx_led_alarm 155 &pmx_led_info &pmx_led_power 156 &pmx_led_function_blue>; 157 pinctrl-names = "default"; 158 }; 159 160 restart_poweroff { 161 compatible = "restart-poweroff"; 162 }; 163 164 regulators { 165 compatible = "simple-bus"; 166 #address-cells = <1>; 167 #size-cells = <0>; 168 pinctrl-0 = <&pmx_power_hdd0 &pmx_usb_vbus>; 169 pinctrl-names = "default"; 170 171 usb_power: regulator@1 { 172 compatible = "regulator-fixed"; 173 reg = <1>; 174 regulator-name = "USB Power"; 175 regulator-min-microvolt = <5000000>; 176 regulator-max-microvolt = <5000000>; 177 enable-active-high; 178 regulator-always-on; 179 regulator-boot-on; 180 }; 181 182 hdd_power0: regulator@2 { 183 compatible = "regulator-fixed"; 184 reg = <2>; 185 regulator-name = "HDD0 Power"; 186 regulator-min-microvolt = <5000000>; 187 regulator-max-microvolt = <5000000>; 188 enable-active-high; 189 regulator-always-on; 190 regulator-boot-on; 191 }; 192 }; 193}; 194 195&pciec { 196 status = "okay"; 197}; 198 199&pcie0 { 200 status = "okay"; 201}; 202