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};