arch/arm/boot/dts/sunxi-common-regulators.dtsi

   1 /*
   2  * sunxi boards common regulator (ahci target power supply, usb-vbus) code
   3  *
   4  * Copyright 2014 - Hans de Goede <hdegoede@redhat.com>
   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 #include <dt-bindings/gpio/gpio.h>
  46 #include <dt-bindings/pinctrl/sun4i-a10.h>
  47
  48 &pio {
  49         ahci_pwr_pin_a: ahci_pwr_pin@0 {
  50                 allwinner,pins = "PB8";
  51                 allwinner,function = "gpio_out";
  52                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  53                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  54         };
  55
  56         usb0_vbus_pin_a: usb0_vbus_pin@0 {
  57                 allwinner,pins = "PB9";
  58                 allwinner,function = "gpio_out";
  59                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  60                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  61         };
  62
  63         usb1_vbus_pin_a: usb1_vbus_pin@0 {
  64                 allwinner,pins = "PH6";
  65                 allwinner,function = "gpio_out";
  66                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  67                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  68         };
  69
  70         usb2_vbus_pin_a: usb2_vbus_pin@0 {
  71                 allwinner,pins = "PH3";
  72                 allwinner,function = "gpio_out";
  73                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  74                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  75         };
  76 };
  77
  78 / {
  79         reg_ahci_5v: ahci-5v {
  80                 compatible = "regulator-fixed";
  81                 pinctrl-names = "default";
  82                 pinctrl-0 = <&ahci_pwr_pin_a>;
  83                 regulator-name = "ahci-5v";
  84                 regulator-min-microvolt = <5000000>;
  85                 regulator-max-microvolt = <5000000>;
  86                 regulator-boot-on;
  87                 enable-active-high;
  88                 gpio = <&pio 1 8 GPIO_ACTIVE_HIGH>;
  89                 status = "disabled";
  90         };
  91
  92         reg_usb0_vbus: usb0-vbus {
  93                 compatible = "regulator-fixed";
  94                 pinctrl-names = "default";
  95                 pinctrl-0 = <&usb0_vbus_pin_a>;
  96                 regulator-name = "usb0-vbus";
  97                 regulator-min-microvolt = <5000000>;
  98                 regulator-max-microvolt = <5000000>;
  99                 enable-active-high;
 100                 gpio = <&pio 1 9 GPIO_ACTIVE_HIGH>;
 101                 status = "disabled";
 102         };
 103
 104         reg_usb1_vbus: usb1-vbus {
 105                 compatible = "regulator-fixed";
 106                 pinctrl-names = "default";
 107                 pinctrl-0 = <&usb1_vbus_pin_a>;
 108                 regulator-name = "usb1-vbus";
 109                 regulator-min-microvolt = <5000000>;
 110                 regulator-max-microvolt = <5000000>;
 111                 enable-active-high;
 112                 gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>;
 113                 status = "disabled";
 114         };
 115
 116         reg_usb2_vbus: usb2-vbus {
 117                 compatible = "regulator-fixed";
 118                 pinctrl-names = "default";
 119                 pinctrl-0 = <&usb2_vbus_pin_a>;
 120                 regulator-name = "usb2-vbus";
 121                 regulator-min-microvolt = <5000000>;
 122                 regulator-max-microvolt = <5000000>;
 123                 enable-active-high;
 124                 gpio = <&pio 7 3 GPIO_ACTIVE_HIGH>;
 125                 status = "disabled";
 126         };
 127
 128         reg_vcc3v0: vcc3v0 {
 129                 compatible = "regulator-fixed";
 130                 regulator-name = "vcc3v0";
 131                 regulator-min-microvolt = <3000000>;
 132                 regulator-max-microvolt = <3000000>;
 133         };
 134
 135         reg_vcc3v3: vcc3v3 {
 136                 compatible = "regulator-fixed";
 137                 regulator-name = "vcc3v3";
 138                 regulator-min-microvolt = <3300000>;
 139                 regulator-max-microvolt = <3300000>;
 140         };
 141
 142         reg_vcc5v0: vcc5v0 {
 143                 compatible = "regulator-fixed";
 144                 regulator-name = "vcc5v0";
 145                 regulator-min-microvolt = <5000000>;
 146                 regulator-max-microvolt = <5000000>;
 147         };
 148 };