arch/arm/boot/dts/sunxi-reference-design-tablet.dtsi

   1 /*
   2  * Copyright 2015 Hans de Goede <hdegoede@redhat.com>
   3  *
   4  * This file is dual-licensed: you can use it either under the terms
   5  * of the GPL or the X11 license, at your option. Note that this dual
   6  * licensing only applies to this file, and not this project as a
   7  * whole.
   8  *
   9  *  a) This file is free software; you can redistribute it and/or
  10  *     modify it under the terms of the GNU General Public License as
  11  *     published by the Free Software Foundation; either version 2 of the
  12  *     License, or (at your option) any later version.
  13  *
  14  *     This file is distributed in the hope that it will be useful,
  15  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *     GNU General Public License for more details.
  18  *
  19  * Or, alternatively,
  20  *
  21  *  b) Permission is hereby granted, free of charge, to any person
  22  *     obtaining a copy of this software and associated documentation
  23  *     files (the "Software"), to deal in the Software without
  24  *     restriction, including without limitation the rights to use,
  25  *     copy, modify, merge, publish, distribute, sublicense, and/or
  26  *     sell copies of the Software, and to permit persons to whom the
  27  *     Software is furnished to do so, subject to the following
  28  *     conditions:
  29  *
  30  *     The above copyright notice and this permission notice shall be
  31  *     included in all copies or substantial portions of the Software.
  32  *
  33  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  34  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  35  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  36  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  37  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  38  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  39  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  40  *     OTHER DEALINGS IN THE SOFTWARE.
  41  */
  42
  43 #include <dt-bindings/gpio/gpio.h>
  44 #include <dt-bindings/input/input.h>
  45 #include "sunxi-common-regulators.dtsi"
  46
  47 &i2c0 {
  48         pinctrl-names = "default";
  49         pinctrl-0 = <&i2c0_pins_a>;
  50         status = "okay";
  51 };
  52
  53 &i2c1 {
  54         pinctrl-names = "default";
  55         pinctrl-0 = <&i2c1_pins_a>;
  56         status = "okay";
  57 };
  58
  59 &lradc {
  60         vref-supply = <&reg_vcc3v0>;
  61         status = "okay";
  62
  63         button@200 {
  64                 label = "Volume Up";
  65                 linux,code = <KEY_VOLUMEUP>;
  66                 channel = <0>;
  67                 voltage = <200000>;
  68         };
  69
  70         button@400 {
  71                 label = "Volume Down";
  72                 linux,code = <KEY_VOLUMEDOWN>;
  73                 channel = <0>;
  74                 voltage = <400000>;
  75         };
  76 };
  77
  78 &pwm {
  79         pinctrl-names = "default";
  80         pinctrl-0 = <&pwm0_pins>;
  81         status = "okay";
  82 };