2 * Copyright 2014 Siarhei Siamashka <siarhei.siamashka@gmail.com>
3 * Copyright 2015 Karsten Merker <merker@debian.org>
4 * Copyright 2015 Chen-Yu Tsai <wens@csie.org>
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
11 * a) This file is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of the
14 * License, or (at your option) any later version.
16 * This file is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
23 * b) Permission is hereby granted, free of charge, to any person
24 * obtaining a copy of this software and associated documentation
25 * files (the "Software"), to deal in the Software without
26 * restriction, including without limitation the rights to use,
27 * copy, modify, merge, publish, distribute, sublicense, and/or
28 * sell copies of the Software, and to permit persons to whom the
29 * Software is furnished to do so, subject to the following
32 * The above copyright notice and this permission notice shall be
33 * included in all copies or substantial portions of the Software.
35 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 * OTHER DEALINGS IN THE SOFTWARE.
46 #include "sun6i-a31s.dtsi"
47 #include "sunxi-common-regulators.dtsi"
49 #include <dt-bindings/gpio/gpio.h>
50 #include <dt-bindings/input/input.h>
51 #include <dt-bindings/pinctrl/sun4i-a10.h>
54 model = "MSI Primo81 tablet";
55 compatible = "msi,primo81", "allwinner,sun6i-a31s";
62 stdout-path = "serial0:115200n8";
67 cpu-supply = <®_dcdc3>;
71 /* rtl8188etv wifi is connected here */
76 /* pull-ups and device VDDIO use AXP221 DLDO3 */
77 pinctrl-names = "default";
78 pinctrl-0 = <&i2c0_pins_a>;
83 pinctrl-names = "default";
84 pinctrl-0 = <&i2c1_pins_a>;
88 pinctrl-names = "default";
89 pinctrl-0 = <>911_int_primo81>;
90 compatible = "goodix,gt911";
92 interrupt-parent = <&pio>;
93 interrupts = <0 3 IRQ_TYPE_LEVEL_HIGH>; /* PA3 */
94 touchscreen-swapped-x-y;
99 pinctrl-names = "default";
100 pinctrl-0 = <&i2c2_pins_a>;
104 pinctrl-names = "default";
105 pinctrl-0 = <&mma8452_int_primo81>;
106 compatible = "fsl,mma8452";
108 interrupt-parent = <&pio>;
109 interrupts = <0 9 IRQ_TYPE_LEVEL_HIGH>; /* PA9 */
110 #io-channel-cells = <1>;
115 vref-supply = <®_aldo3>;
120 linux,code = <KEY_VOLUMEUP>;
126 label = "Volume Down";
127 linux,code = <KEY_VOLUMEDOWN>;
134 pinctrl-names = "default";
135 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_primo81>;
136 vmmc-supply = <®_dcdc1>;
138 cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
144 gt911_int_primo81: gt911_int_pin@0 {
145 allwinner,pins = "PA3";
146 allwinner,function = "gpio_in";
147 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
148 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
151 mma8452_int_primo81: mma8452_int_pin@0 {
152 allwinner,pins = "PA9";
153 allwinner,function = "gpio_in";
154 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
155 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
158 mmc0_cd_pin_primo81: mmc0_cd_pin@0 {
159 allwinner,pins = "PA8";
160 allwinner,function = "gpio_in";
161 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
162 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
170 compatible = "x-powers,axp221";
172 interrupt-parent = <&nmi_intc>;
173 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
177 #include "axp22x.dtsi"
181 regulator-min-microvolt = <2700000>;
182 regulator-max-microvolt = <3300000>;
183 regulator-name = "avcc";
187 regulator-min-microvolt = <3000000>;
188 regulator-max-microvolt = <3000000>;
189 regulator-name = "vcc-lcd";
193 regulator-min-microvolt = <700000>;
194 regulator-max-microvolt = <1320000>;
195 regulator-name = "vdd-cpus"; /* This is an educated guess */
200 regulator-min-microvolt = <3000000>;
201 regulator-max-microvolt = <3000000>;
202 regulator-name = "vcc-3v0";
206 regulator-min-microvolt = <700000>;
207 regulator-max-microvolt = <1320000>;
208 regulator-name = "vdd-gpu";
213 regulator-min-microvolt = <700000>;
214 regulator-max-microvolt = <1320000>;
215 regulator-name = "vdd-cpu";
220 regulator-min-microvolt = <700000>;
221 regulator-max-microvolt = <1320000>;
222 regulator-name = "vdd-sys-dll";
227 regulator-min-microvolt = <1500000>;
228 regulator-max-microvolt = <1500000>;
229 regulator-name = "vcc-dram";
233 regulator-min-microvolt = <3300000>;
234 regulator-max-microvolt = <3300000>;
235 regulator-name = "vcc-wifi";
239 regulator-min-microvolt = <2800000>;
240 regulator-max-microvolt = <2800000>;
241 regulator-name = "vddio-csi";
245 regulator-min-microvolt = <1080000>;
246 regulator-max-microvolt = <1320000>;
247 regulator-name = "vdd-mipi-bridge";
251 vcc-lcd-supply = <®_dc1sw>;
252 vdd-mipi-bridge-supply = <®_eldo3>;
256 /* otg support requires support for AXP221 usb-power-supply and GPIO */
262 usb1_vbus-supply = <®_dldo1>;