Merge remote-tracking branch 'omap_dss2/for-next'
[deliverable/linux.git] / arch / arm / boot / dts / sun6i-reference-design-tablet.dtsi
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 #include "sunxi-common-regulators.dtsi"
44
45 #include <dt-bindings/gpio/gpio.h>
46 #include <dt-bindings/input/input.h>
47 #include <dt-bindings/pinctrl/sun4i-a10.h>
48
49 / {
50 aliases {
51 serial0 = &uart0;
52 };
53
54 chosen {
55 stdout-path = "serial0:115200n8";
56 };
57 };
58
59 &cpu0 {
60 cpu-supply = <&reg_dcdc3>;
61 };
62
63 &ehci0 {
64 /* Wifi is connected here */
65 status = "okay";
66 };
67
68 &mmc0 {
69 pinctrl-names = "default";
70 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_e708_q1>;
71 vmmc-supply = <&reg_dcdc1>;
72 bus-width = <4>;
73 cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
74 cd-inverted;
75 status = "okay";
76 };
77
78 &pio {
79 mmc0_cd_pin_e708_q1: mmc0_cd_pin@0 {
80 allwinner,pins = "PA8";
81 allwinner,function = "gpio_in";
82 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
83 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
84 };
85
86 usb0_id_detect_pin: usb0_id_detect_pin@0 {
87 allwinner,pins = "PA15";
88 allwinner,function = "gpio_in";
89 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
90 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
91 };
92 };
93
94 &p2wi {
95 status = "okay";
96
97 axp22x: pmic@68 {
98 compatible = "x-powers,axp221";
99 reg = <0x68>;
100 interrupt-parent = <&nmi_intc>;
101 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
102 drivevbus-supply = <&reg_vcc5v0>;
103 x-powers,drive-vbus-en;
104 };
105 };
106
107 #include "axp22x.dtsi"
108
109 &reg_aldo3 {
110 regulator-always-on;
111 regulator-min-microvolt = <2700000>;
112 regulator-max-microvolt = <3300000>;
113 regulator-name = "avcc";
114 };
115
116 &reg_dc1sw {
117 regulator-name = "vcc-lcd";
118 };
119
120 &reg_dc5ldo {
121 regulator-always-on;
122 regulator-min-microvolt = <700000>;
123 regulator-max-microvolt = <1320000>;
124 regulator-name = "vdd-cpus"; /* This is an educated guess */
125 };
126
127 &reg_dcdc1 {
128 regulator-always-on;
129 regulator-min-microvolt = <3000000>;
130 regulator-max-microvolt = <3000000>;
131 regulator-name = "vcc-3v0";
132 };
133
134 &reg_dcdc2 {
135 regulator-min-microvolt = <700000>;
136 regulator-max-microvolt = <1320000>;
137 regulator-name = "vdd-gpu";
138 };
139
140 &reg_dcdc3 {
141 regulator-always-on;
142 regulator-min-microvolt = <700000>;
143 regulator-max-microvolt = <1320000>;
144 regulator-name = "vdd-cpu";
145 };
146
147 &reg_dcdc4 {
148 regulator-always-on;
149 regulator-min-microvolt = <700000>;
150 regulator-max-microvolt = <1320000>;
151 regulator-name = "vdd-sys-dll";
152 };
153
154 &reg_dcdc5 {
155 regulator-always-on;
156 regulator-min-microvolt = <1500000>;
157 regulator-max-microvolt = <1500000>;
158 regulator-name = "vcc-dram";
159 };
160
161 &reg_dldo1 {
162 regulator-min-microvolt = <3300000>;
163 regulator-max-microvolt = <3300000>;
164 regulator-name = "vcc-wifi";
165 };
166
167 &reg_drivevbus {
168 regulator-name = "usb0-vbus";
169 status = "okay";
170 };
171
172 &simplefb_lcd {
173 vcc-lcd-supply = <&reg_dc1sw>;
174 };
175
176 &usb_otg {
177 dr_mode = "otg";
178 status = "okay";
179 };
180
181 &usb_power_supply {
182 status = "okay";
183 };
184
185 &usbphy {
186 pinctrl-names = "default";
187 pinctrl-0 = <&usb0_id_detect_pin>;
188 usb0_id_det-gpio = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
189 usb0_vbus_power-supply = <&usb_power_supply>;
190 usb0_vbus-supply = <&reg_drivevbus>;
191 usb1_vbus-supply = <&reg_dldo1>;
192 status = "okay";
193 };
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