arch/arm/boot/dts/axp81x.dtsi

   1 /*
   2  * Copyright 2017 Chen-Yu Tsai
   3  *
   4  * Chen-Yu Tsai <wens@csie.org>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This file is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This file is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43  */
  44
  45 /* AXP813/818 Integrated Power Management Chip */
  46
  47 &axp81x {
  48         interrupt-controller;
  49         #interrupt-cells = <1>;
  50
  51         axp_adc: adc {
  52                 compatible = "x-powers,axp813-adc";
  53                 #io-channel-cells = <1>;
  54         };
  55
  56         axp_gpio: gpio {
  57                 compatible = "x-powers,axp813-gpio";
  58                 gpio-controller;
  59                 #gpio-cells = <2>;
  60
  61                 gpio0_ldo: gpio0-ldo {
  62                         pins = "GPIO0";
  63                         function = "ldo";
  64                 };
  65
  66                 gpio1_ldo: gpio1-ldo {
  67                         pins = "GPIO1";
  68                         function = "ldo";
  69                 };
  70         };
  71
  72         battery_power_supply: battery-power-supply {
  73                 compatible = "x-powers,axp813-battery-power-supply";
  74                 status = "disabled";
  75         };
  76
  77         regulators {
  78                 /* Default work frequency for buck regulators */
  79                 x-powers,dcdc-freq = <3000>;
  80
  81                 reg_dcdc1: dcdc1 {
  82                 };
  83
  84                 reg_dcdc2: dcdc2 {
  85                 };
  86
  87                 reg_dcdc3: dcdc3 {
  88                 };
  89
  90                 reg_dcdc4: dcdc4 {
  91                 };
  92
  93                 reg_dcdc5: dcdc5 {
  94                 };
  95
  96                 reg_dcdc6: dcdc6 {
  97                 };
  98
  99                 reg_dcdc7: dcdc7 {
 100                 };
 101
 102                 reg_aldo1: aldo1 {
 103                 };
 104
 105                 reg_aldo2: aldo2 {
 106                 };
 107
 108                 reg_aldo3: aldo3 {
 109                 };
 110
 111                 reg_dldo1: dldo1 {
 112                 };
 113
 114                 reg_dldo2: dldo2 {
 115                 };
 116
 117                 reg_dldo3: dldo3 {
 118                 };
 119
 120                 reg_dldo4: dldo4 {
 121                 };
 122
 123                 reg_eldo1: eldo1 {
 124                 };
 125
 126                 reg_eldo2: eldo2 {
 127                 };
 128
 129                 reg_eldo3: eldo3 {
 130                 };
 131
 132                 reg_fldo1: fldo1 {
 133                 };
 134
 135                 reg_fldo2: fldo2 {
 136                 };
 137
 138                 reg_fldo3: fldo3 {
 139                 };
 140
 141                 reg_ldo_io0: ldo-io0 {
 142                         pinctrl-names = "default";
 143                         pinctrl-0 = <&gpio0_ldo>;
 144                         /* Disable by default to avoid conflicts with GPIO */
 145                         status = "disabled";
 146                 };
 147
 148                 reg_ldo_io1: ldo-io1 {
 149                         pinctrl-names = "default";
 150                         pinctrl-0 = <&gpio1_ldo>;
 151                         /* Disable by default to avoid conflicts with GPIO */
 152                         status = "disabled";
 153                 };
 154
 155                 reg_rtc_ldo: rtc-ldo {
 156                         /* RTC_LDO is a fixed, always-on regulator */
 157                         regulator-always-on;
 158                         regulator-min-microvolt = <1800000>;
 159                         regulator-max-microvolt = <1800000>;
 160                 };
 161
 162                 reg_sw: sw {
 163                 };
 164
 165                 reg_drivevbus: drivevbus {
 166                         status = "disabled";
 167                 };
 168         };
 169 };