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 #include <dt-bindings/interrupt-controller/irq.h>
  49
  50 / {
  51         model = "Chuwi V7 CW0825";
  52         compatible = "chuwi,v7-cw0825", "allwinner,sun4i-a10";
  53
  54         aliases {
  55                 serial0 = &uart0;
  56         };
  57
  58         chosen {
  59                 stdout-path = "serial0:115200n8";
  60         };
  61 };
  62
  63 &ehci1 {
  64         status = "okay";
  65 };
  66
  67 &i2c0 {
  68         status = "okay";
  69
  70         axp209: pmic@34 {
  71                 compatible = "x-powers,axp209";
  72                 reg = <0x34>;
  73                 interrupts = <0>;
  74
  75                 interrupt-controller;
  76                 #interrupt-cells = <1>;
  77         };
  78 };
  79
  80 &i2c1 {
  81         status = "okay";
  82 };
  83
  84 &i2c2 {
  85         status = "okay";
  86
  87         ft5306de4: touchscreen@38 {
  88                 compatible = "edt,edt-ft5406";
  89                 reg = <0x38>;
  90                 interrupt-parent = <&pio>;
  91                 interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>;
  92                 touchscreen-size-x = <1024>;
  93                 touchscreen-size-y = <768>;
  94         };
  95 };
  96
  97 &lradc {
  98         vref-supply = <&reg_vcc3v0>;
  99         status = "okay";
 100
 101         button-800 {
 102                 label = "Volume Up";
 103                 linux,code = <KEY_VOLUMEUP>;
 104                 channel = <0>;
 105                 voltage = <800000>;
 106         };
 107
 108         button-1000 {
 109                 label = "Volume Down";
 110                 linux,code = <KEY_VOLUMEDOWN>;
 111                 channel = <0>;
 112                 voltage = <1000000>;
 113         };
 114
 115         button-1200 {
 116                 label = "Back";
 117                 linux,code = <KEY_BACK>;
 118                 channel = <0>;
 119                 voltage = <1200000>;
 120         };
 121 };
 122
 123 &mmc0 {
 124         vmmc-supply = <&reg_vcc3v3>;
 125         bus-width = <4>;
 126         cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
 127         status = "okay";
 128 };
 129
 130 &otg_sram {
 131         status = "okay";
 132 };
 133
 134 &pio {
 135         usb0_id_detect_pin: usb0-id-detect-pin {
 136                 pins = "PH4";
 137                 function = "gpio_in";
 138                 bias-pull-up;
 139         };
 140
 141         usb0_vbus_detect_pin: usb0-vbus-detect-pin {
 142                 pins = "PH5";
 143                 function = "gpio_in";
 144                 bias-pull-down;
 145         };
 146 };
 147
 148 &reg_usb0_vbus {
 149         status = "okay";
 150 };
 151
 152 &reg_usb2_vbus {
 153         status = "okay";
 154 };
 155
 156 &uart0 {
 157         pinctrl-names = "default";
 158         pinctrl-0 = <&uart0_pb_pins>;
 159         status = "okay";
 160 };
 161
 162 &usb_otg {
 163         dr_mode = "otg";
 164         status = "okay";
 165 };
 166
 167 &usbphy {
 168         pinctrl-names = "default";
 169         pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
 170         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 171         usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 172         usb0_vbus-supply = <&reg_usb0_vbus>;
 173         usb2_vbus-supply = <&reg_usb2_vbus>;
 174         status = "okay";
 175 };