Merge branches 'x86/amd', 'x86/vt-d', 'arm/exynos', 'arm/mediatek' and 'arm/renesas...
[deliverable/linux.git] / arch / arm / boot / dts / sun6i-a31s-colorfly-e708-q1.dts
1 /*
2 * Copyright 2016 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 "sun6i-a31s.dtsi"
45 #include "sunxi-common-regulators.dtsi"
46
47 #include <dt-bindings/gpio/gpio.h>
48 #include <dt-bindings/input/input.h>
49 #include <dt-bindings/pinctrl/sun4i-a10.h>
50
51 / {
52 model = "Colorfly E708 Q1 tablet";
53 compatible = "colorfly,e708-q1", "allwinner,sun6i-a31s";
54
55 aliases {
56 serial0 = &uart0;
57 };
58
59 chosen {
60 stdout-path = "serial0:115200n8";
61 };
62 };
63
64 &cpu0 {
65 cpu-supply = <&reg_dcdc3>;
66 };
67
68 &ehci0 {
69 /* rtl8188etv wifi is connected here */
70 status = "okay";
71 };
72
73 &lradc {
74 vref-supply = <&reg_aldo3>;
75 status = "okay";
76
77 button@1000 {
78 label = "Home";
79 linux,code = <KEY_HOMEPAGE>;
80 channel = <0>;
81 voltage = <1000000>;
82 };
83 };
84
85 &mmc0 {
86 pinctrl-names = "default";
87 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_e708_q1>;
88 vmmc-supply = <&reg_dcdc1>;
89 bus-width = <4>;
90 cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
91 cd-inverted;
92 status = "okay";
93 };
94
95 &pio {
96 mma8452_int_e708_q1: mma8452_int_pin@0 {
97 allwinner,pins = "PA9";
98 allwinner,function = "gpio_in";
99 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
100 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
101 };
102
103 mmc0_cd_pin_e708_q1: mmc0_cd_pin@0 {
104 allwinner,pins = "PA8";
105 allwinner,function = "gpio_in";
106 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
107 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
108 };
109 };
110
111 &p2wi {
112 status = "okay";
113
114 axp22x: pmic@68 {
115 compatible = "x-powers,axp221";
116 reg = <0x68>;
117 interrupt-parent = <&nmi_intc>;
118 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
119 };
120 };
121
122 #include "axp22x.dtsi"
123
124 &reg_aldo3 {
125 regulator-always-on;
126 regulator-min-microvolt = <2700000>;
127 regulator-max-microvolt = <3300000>;
128 regulator-name = "avcc";
129 };
130
131 &reg_dc1sw {
132 regulator-name = "vcc-lcd";
133 };
134
135 &reg_dc5ldo {
136 regulator-always-on;
137 regulator-min-microvolt = <700000>;
138 regulator-max-microvolt = <1320000>;
139 regulator-name = "vdd-cpus"; /* This is an educated guess */
140 };
141
142 &reg_dcdc1 {
143 regulator-always-on;
144 regulator-min-microvolt = <3000000>;
145 regulator-max-microvolt = <3000000>;
146 regulator-name = "vcc-3v0";
147 };
148
149 &reg_dcdc2 {
150 regulator-min-microvolt = <700000>;
151 regulator-max-microvolt = <1320000>;
152 regulator-name = "vdd-gpu";
153 };
154
155 &reg_dcdc3 {
156 regulator-always-on;
157 regulator-min-microvolt = <700000>;
158 regulator-max-microvolt = <1320000>;
159 regulator-name = "vdd-cpu";
160 };
161
162 &reg_dcdc4 {
163 regulator-always-on;
164 regulator-min-microvolt = <700000>;
165 regulator-max-microvolt = <1320000>;
166 regulator-name = "vdd-sys-dll";
167 };
168
169 &reg_dcdc5 {
170 regulator-always-on;
171 regulator-min-microvolt = <1500000>;
172 regulator-max-microvolt = <1500000>;
173 regulator-name = "vcc-dram";
174 };
175
176 &reg_dldo1 {
177 regulator-min-microvolt = <3300000>;
178 regulator-max-microvolt = <3300000>;
179 regulator-name = "vcc-wifi";
180 };
181
182 &reg_dldo2 {
183 regulator-min-microvolt = <1800000>;
184 regulator-max-microvolt = <1800000>;
185 regulator-name = "vcc-pg";
186 };
187
188 &simplefb_lcd {
189 vcc-lcd-supply = <&reg_dc1sw>;
190 vcc-pg-supply = <&reg_dldo2>;
191 };
192
193 /*
194 * FIXME for now we only support host mode and rely on u-boot to have
195 * turned on Vbus which is controlled by the axp221 pmic on the board.
196 *
197 * Once we have axp221 power-supply and vbus-usb support we should switch
198 * to fully supporting otg.
199 */
200 &usb_otg {
201 dr_mode = "host";
202 status = "okay";
203 };
204
205 &usbphy {
206 usb1_vbus-supply = <&reg_dldo1>;
207 status = "okay";
208 };
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