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

   1 /*
   2  * Device Tree common file for orion5x 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 #include "orion5x-mv88f5182.dtsi"
  47
  48 / {
  49         chosen {
  50                 bootargs = "console=ttyS0,115200n8 earlyprintk";
  51                 linux,stdout-path = &uart0;
  52         };
  53
  54         soc {
  55                 ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>,
  56                                  <MBUS_ID(0x09, 0x00) 0 0xf2200000 0x800>,
  57                                  <MBUS_ID(0x01, 0x0f) 0 0xf4000000 0x40000>;
  58         };
  59
  60         restart_poweroff {
  61                 compatible = "restart-poweroff";
  62         };
  63
  64         regulators {
  65                 compatible = "simple-bus";
  66                 #address-cells = <1>;
  67                 #size-cells = <0>;
  68                 pinctrl-0 = <&pmx_power_usb &pmx_power_hdd>;
  69                 pinctrl-names = "default";
  70
  71                 usb_power: regulator@1 {
  72                         compatible = "regulator-fixed";
  73                         reg = <1>;
  74                         regulator-name = "USB Power";
  75                         regulator-min-microvolt = <5000000>;
  76                         regulator-max-microvolt = <5000000>;
  77                         enable-active-high;
  78                         regulator-always-on;
  79                         regulator-boot-on;
  80                 };
  81
  82                 hdd_power: regulator@2 {
  83                         compatible = "regulator-fixed";
  84                         reg = <2>;
  85                         regulator-name = "HDD Power";
  86                         regulator-min-microvolt = <5000000>;
  87                         regulator-max-microvolt = <5000000>;
  88                         enable-active-high;
  89                         regulator-always-on;
  90                         regulator-boot-on;
  91                 };
  92         };
  93 };
  94
  95 &pinctrl {
  96         pmx_power_hdd: pmx-power-hdd {
  97                 marvell,function = "gpio";
  98         };
  99
 100         pmx_power_usb: pmx-power-usb {
 101                 marvell,function = "gpio";
 102         };
 103 };
 104
 105 &devbus_bootcs {
 106         status = "okay";
 107         devbus,keep-config;
 108
 109         flash@0 {
 110                 compatible = "jedec-flash";
 111                 reg = <0 0x40000>;
 112                 bank-width = <1>;
 113
 114                 partitions {
 115                         compatible = "fixed-partitions";
 116                         #address-cells = <1>;
 117                         #size-cells = <1>;
 118
 119                         header@0 {
 120                                 reg = <0 0x30000>;
 121                                 read-only;
 122                         };
 123
 124                         uboot@30000 {
 125                                 reg = <0x30000 0xF000>;
 126                                 read-only;
 127                         };
 128
 129                         uboot_env@3F000 {
 130                                 reg = <0x3F000 0x1000>;
 131                         };
 132                 };
 133         };
 134 };
 135
 136 &mdio {
 137         status = "okay";
 138
 139         ethphy: ethernet-phy {
 140                 reg = <8>;
 141         };
 142 };
 143
 144 &eth {
 145         status = "okay";
 146
 147         ethernet-port@0 {
 148                 phy-handle = <&ethphy>;
 149         };
 150 };
 151
 152 &ehci0 {
 153         status = "okay";
 154 };
 155
 156 &i2c {
 157         status = "okay";
 158
 159         rtc {
 160                 compatible = "ricoh,rs5c372a";
 161                 reg = <0x32>;
 162         };
 163 };
 164
 165 &wdt {
 166         status = "disabled";
 167 };
 168
 169 &sata {
 170         status = "okay";
 171         nr-ports = <1>;
 172 };
 173
 174 &uart0 {
 175         status = "okay";
 176 };
 177
 178 &uart1 {
 179         status = "okay";
 180 };