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  *     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
  52 / {
  53         soc@01c00000 {
  54                 pio: pinctrl@01c20800 {
  55                         ahci_pwr_pin_a: ahci_pwr_pin@0 {
  56                                 allwinner,pins = "PB8";
  57                                 allwinner,function = "gpio_out";
  58                                 allwinner,drive = <0>;
  59                                 allwinner,pull = <0>;
  60                         };
  61
  62                         usb0_vbus_pin_a: usb0_vbus_pin@0 {
  63                                 allwinner,pins = "PB9";
  64                                 allwinner,function = "gpio_out";
  65                                 allwinner,drive = <0>;
  66                                 allwinner,pull = <0>;
  67                         };
  68
  69                         usb1_vbus_pin_a: usb1_vbus_pin@0 {
  70                                 allwinner,pins = "PH6";
  71                                 allwinner,function = "gpio_out";
  72                                 allwinner,drive = <0>;
  73                                 allwinner,pull = <0>;
  74                         };
  75
  76                         usb2_vbus_pin_a: usb2_vbus_pin@0 {
  77                                 allwinner,pins = "PH3";
  78                                 allwinner,function = "gpio_out";
  79                                 allwinner,drive = <0>;
  80                                 allwinner,pull = <0>;
  81                         };
  82                 };
  83         };
  84
  85         reg_ahci_5v: ahci-5v {
  86                 compatible = "regulator-fixed";
  87                 pinctrl-names = "default";
  88                 pinctrl-0 = <&ahci_pwr_pin_a>;
  89                 regulator-name = "ahci-5v";
  90                 regulator-min-microvolt = <5000000>;
  91                 regulator-max-microvolt = <5000000>;
  92                 regulator-boot-on;
  93                 enable-active-high;
  94                 gpio = <&pio 1 8 GPIO_ACTIVE_HIGH>;
  95                 status = "disabled";
  96         };
  97
  98         reg_usb0_vbus: usb0-vbus {
  99                 compatible = "regulator-fixed";
 100                 pinctrl-names = "default";
 101                 pinctrl-0 = <&usb0_vbus_pin_a>;
 102                 regulator-name = "usb0-vbus";
 103                 regulator-min-microvolt = <5000000>;
 104                 regulator-max-microvolt = <5000000>;
 105                 enable-active-high;
 106                 gpio = <&pio 1 9 GPIO_ACTIVE_HIGH>;
 107                 status = "disabled";
 108         };
 109
 110         reg_usb1_vbus: usb1-vbus {
 111                 compatible = "regulator-fixed";
 112                 pinctrl-names = "default";
 113                 pinctrl-0 = <&usb1_vbus_pin_a>;
 114                 regulator-name = "usb1-vbus";
 115                 regulator-min-microvolt = <5000000>;
 116                 regulator-max-microvolt = <5000000>;
 117                 enable-active-high;
 118                 gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>;
 119                 status = "disabled";
 120         };
 121
 122         reg_usb2_vbus: usb2-vbus {
 123                 compatible = "regulator-fixed";
 124                 pinctrl-names = "default";
 125                 pinctrl-0 = <&usb2_vbus_pin_a>;
 126                 regulator-name = "usb2-vbus";
 127                 regulator-min-microvolt = <5000000>;
 128                 regulator-max-microvolt = <5000000>;
 129                 enable-active-high;
 130                 gpio = <&pio 7 3 GPIO_ACTIVE_HIGH>;
 131                 status = "disabled";
 132         };
 133
 134         reg_vcc3v0: vcc3v0 {
 135                 compatible = "regulator-fixed";
 136                 regulator-name = "vcc3v0";
 137                 regulator-min-microvolt = <3000000>;
 138                 regulator-max-microvolt = <3000000>;
 139         };
 140
 141         reg_vcc3v3: vcc3v3 {
 142                 compatible = "regulator-fixed";
 143                 regulator-name = "vcc3v3";
 144                 regulator-min-microvolt = <3300000>;
 145                 regulator-max-microvolt = <3300000>;
 146         };
 147
 148         reg_vcc5v0: vcc5v0 {
 149                 compatible = "regulator-fixed";
 150                 regulator-name = "vcc5v0";
 151                 regulator-min-microvolt = <5000000>;
 152                 regulator-max-microvolt = <5000000>;
 153         };
 154 };