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 &reg_usb0_vbus {
135 	status = "okay";
136 };
137 
138 &reg_usb2_vbus {
139 	status = "okay";
140 };
141 
142 &uart0 {
143 	pinctrl-names = "default";
144 	pinctrl-0 = <&uart0_pb_pins>;
145 	status = "okay";
146 };
147 
148 &usb_otg {
149 	dr_mode = "otg";
150 	status = "okay";
151 };
152 
153 &usbphy {
154 	usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
155 	usb0_vbus_det-gpios = <&pio 7 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>; /* PH5 */
156 	usb0_vbus-supply = <&reg_usb0_vbus>;
157 	usb2_vbus-supply = <&reg_usb2_vbus>;
158 	status = "okay";
159 };
160