arch/arm/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  *     You should have received a copy of the GNU General Public
  22  *     License along with this file; if not, write to the Free
  23  *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  24  *     MA 02110-1301 USA
  25  *
  26  * Or, alternatively,
  27  *
  28  *  b) Permission is hereby granted, free of charge, to any person
  29  *     obtaining a copy of this software and associated documentation
  30  *     files (the "Software"), to deal in the Software without
  31  *     restriction, including without limitation the rights to use,
  32  *     copy, modify, merge, publish, distribute, sublicense, and/or
  33  *     sell copies of the Software, and to permit persons to whom the
  34  *     Software is furnished to do so, subject to the following
  35  *     conditions:
  36  *
  37  *     The above copyright notice and this permission notice shall be
  38  *     included in all copies or substantial portions of the Software.
  39  *
  40  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  41  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  42  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  43  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  44  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  45  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  46  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  47  *     OTHER DEALINGS IN THE SOFTWARE.
  48  */
  49
  50 #include <dt-bindings/gpio/gpio.h>
  51 #include <dt-bindings/pinctrl/sun4i-a10.h>
  52
  53 &pio {
  54         ahci_pwr_pin_a: ahci_pwr_pin@0 {
  55                 allwinner,pins = "PB8";
  56                 allwinner,function = "gpio_out";
  57                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  58                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  59         };
  60
  61         usb0_vbus_pin_a: usb0_vbus_pin@0 {
  62                 allwinner,pins = "PB9";
  63                 allwinner,function = "gpio_out";
  64                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  65                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  66         };
  67
  68         usb1_vbus_pin_a: usb1_vbus_pin@0 {
  69                 allwinner,pins = "PH6";
  70                 allwinner,function = "gpio_out";
  71                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  72                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  73         };
  74
  75         usb2_vbus_pin_a: usb2_vbus_pin@0 {
  76                 allwinner,pins = "PH3";
  77                 allwinner,function = "gpio_out";
  78                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  79                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  80         };
  81 };
  82
  83 / {
  84         reg_ahci_5v: ahci-5v {
  85                 compatible = "regulator-fixed";
  86                 pinctrl-names = "default";
  87                 pinctrl-0 = <&ahci_pwr_pin_a>;
  88                 regulator-name = "ahci-5v";
  89                 regulator-min-microvolt = <5000000>;
  90                 regulator-max-microvolt = <5000000>;
  91                 regulator-boot-on;
  92                 enable-active-high;
  93                 gpio = <&pio 1 8 GPIO_ACTIVE_HIGH>;
  94                 status = "disabled";
  95         };
  96
  97         reg_usb0_vbus: usb0-vbus {
  98                 compatible = "regulator-fixed";
  99                 pinctrl-names = "default";
 100                 pinctrl-0 = <&usb0_vbus_pin_a>;
 101                 regulator-name = "usb0-vbus";
 102                 regulator-min-microvolt = <5000000>;
 103                 regulator-max-microvolt = <5000000>;
 104                 enable-active-high;
 105                 gpio = <&pio 1 9 GPIO_ACTIVE_HIGH>;
 106                 status = "disabled";
 107         };
 108
 109         reg_usb1_vbus: usb1-vbus {
 110                 compatible = "regulator-fixed";
 111                 pinctrl-names = "default";
 112                 pinctrl-0 = <&usb1_vbus_pin_a>;
 113                 regulator-name = "usb1-vbus";
 114                 regulator-min-microvolt = <5000000>;
 115                 regulator-max-microvolt = <5000000>;
 116                 enable-active-high;
 117                 gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>;
 118                 status = "disabled";
 119         };
 120
 121         reg_usb2_vbus: usb2-vbus {
 122                 compatible = "regulator-fixed";
 123                 pinctrl-names = "default";
 124                 pinctrl-0 = <&usb2_vbus_pin_a>;
 125                 regulator-name = "usb2-vbus";
 126                 regulator-min-microvolt = <5000000>;
 127                 regulator-max-microvolt = <5000000>;
 128                 enable-active-high;
 129                 gpio = <&pio 7 3 GPIO_ACTIVE_HIGH>;
 130                 status = "disabled";
 131         };
 132
 133         reg_vcc3v0: vcc3v0 {
 134                 compatible = "regulator-fixed";
 135                 regulator-name = "vcc3v0";
 136                 regulator-min-microvolt = <3000000>;
 137                 regulator-max-microvolt = <3000000>;
 138         };
 139
 140         reg_vcc3v3: vcc3v3 {
 141                 compatible = "regulator-fixed";
 142                 regulator-name = "vcc3v3";
 143                 regulator-min-microvolt = <3300000>;
 144                 regulator-max-microvolt = <3300000>;
 145         };
 146
 147         reg_vcc5v0: vcc5v0 {
 148                 compatible = "regulator-fixed";
 149                 regulator-name = "vcc5v0";
 150                 regulator-min-microvolt = <5000000>;
 151                 regulator-max-microvolt = <5000000>;
 152         };
 153 };