arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts

   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 /dts-v1/;
  44 #include "sun4i-a10.dtsi"
  45 #include "sunxi-common-regulators.dtsi"
  46 #include <dt-bindings/gpio/gpio.h>
  47 #include <dt-bindings/input/input.h>
  48
  49 / {
  50         model = "Chuwi V7 CW0825";
  51         compatible = "chuwi,v7-cw0825", "allwinner,sun4i-a10";
  52
  53         aliases {
  54                 serial0 = &uart0;
  55         };
  56
  57         chosen {
  58                 stdout-path = "serial0:115200n8";
  59         };
  60 };
  61
  62 &ehci1 {
  63         status = "okay";
  64 };
  65
  66 &i2c0 {
  67         pinctrl-names = "default";
  68         pinctrl-0 = <&i2c0_pins_a>;
  69         status = "okay";
  70
  71         axp209: pmic@34 {
  72                 compatible = "x-powers,axp209";
  73                 reg = <0x34>;
  74                 interrupts = <0>;
  75
  76                 interrupt-controller;
  77                 #interrupt-cells = <1>;
  78         };
  79 };
  80
  81 &i2c1 {
  82         pinctrl-names = "default";
  83         pinctrl-0 = <&i2c1_pins_a>;
  84         status = "okay";
  85 };
  86
  87 &i2c2 {
  88         pinctrl-names = "default";
  89         pinctrl-0 = <&i2c2_pins_a>;
  90         status = "okay";
  91 };
  92
  93 &lradc {
  94         vref-supply = <&reg_vcc3v0>;
  95         status = "okay";
  96
  97         button@800 {
  98                 label = "Volume Up";
  99                 linux,code = <KEY_VOLUMEUP>;
 100                 channel = <0>;
 101                 voltage = <800000>;
 102         };
 103
 104         button@1000 {
 105                 label = "Volume Down";
 106                 linux,code = <KEY_VOLUMEDOWN>;
 107                 channel = <0>;
 108                 voltage = <1000000>;
 109         };
 110
 111         button@1200 {
 112                 label = "Back";
 113                 linux,code = <KEY_BACK>;
 114                 channel = <0>;
 115                 voltage = <1200000>;
 116         };
 117 };
 118
 119 &mmc0 {
 120         pinctrl-names = "default";
 121         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 122         vmmc-supply = <&reg_vcc3v3>;
 123         bus-width = <4>;
 124         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 125         cd-inverted;
 126         status = "okay";
 127 };
 128
 129 &otg_sram {
 130         status = "okay";
 131 };
 132
 133 &pio {
 134         usb0_id_detect_pin: usb0_id_detect_pin@0 {
 135                 allwinner,pins = "PH4";
 136                 allwinner,function = "gpio_in";
 137                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 138                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 139         };
 140
 141         usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
 142                 allwinner,pins = "PH5";
 143                 allwinner,function = "gpio_in";
 144                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 145                 allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
 146         };
 147 };
 148
 149 &reg_usb0_vbus {
 150         status = "okay";
 151 };
 152
 153 &reg_usb2_vbus {
 154         status = "okay";
 155 };
 156
 157 &uart0 {
 158         pinctrl-names = "default";
 159         pinctrl-0 = <&uart0_pins_a>;
 160         status = "okay";
 161 };
 162
 163 &usb_otg {
 164         dr_mode = "otg";
 165         status = "okay";
 166 };
 167
 168 &usbphy {
 169         pinctrl-names = "default";
 170         pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
 171         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 172         usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 173         usb0_vbus-supply = <&reg_usb0_vbus>;
 174         usb2_vbus-supply = <&reg_usb2_vbus>;
 175         status = "okay";
 176 };