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";
59 cpu-supply = <®_dcdc3>;
63 /* rtl8188etv wifi is connected here */
68 /* pull-ups and device VDDIO use AXP221 DLDO3 */
69 pinctrl-names = "default";
70 pinctrl-0 = <&i2c0_pins_a>;
75 pinctrl-names = "default";
76 pinctrl-0 = <&i2c1_pins_a>;
80 pinctrl-names = "default";
81 pinctrl-0 = <>911_int_primo81>;
82 compatible = "goodix,gt911";
84 interrupt-parent = <&pio>;
85 interrupts = <0 3 IRQ_TYPE_LEVEL_HIGH>; /* PA3 */
90 pinctrl-names = "default";
91 pinctrl-0 = <&i2c2_pins_a>;
95 pinctrl-names = "default";
96 pinctrl-0 = <&mma8452_int_primo81>;
97 compatible = "fsl,mma8452";
99 interrupt-parent = <&pio>;
100 interrupts = <0 9 IRQ_TYPE_LEVEL_HIGH>; /* PA9 */
101 #io-channel-cells = <1>;
106 vref-supply = <®_aldo3>;
111 linux,code = <KEY_VOLUMEUP>;
117 label = "Volume Down";
118 linux,code = <KEY_VOLUMEDOWN>;
125 pinctrl-names = "default";
126 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_primo81>;
127 vmmc-supply = <®_dcdc1>;
129 cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
135 gt911_int_primo81: gt911_int_pin@0 {
136 allwinner,pins = "PA3";
137 allwinner,function = "gpio_in";
138 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
139 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
142 mma8452_int_primo81: mma8452_int_pin@0 {
143 allwinner,pins = "PA9";
144 allwinner,function = "gpio_in";
145 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
146 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
149 mmc0_cd_pin_primo81: mmc0_cd_pin@0 {
150 allwinner,pins = "PA8";
151 allwinner,function = "gpio_in";
152 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
153 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
161 compatible = "x-powers,axp221";
163 interrupt-parent = <&nmi_intc>;
164 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
168 #include "axp22x.dtsi"
172 regulator-min-microvolt = <2700000>;
173 regulator-max-microvolt = <3300000>;
174 regulator-name = "avcc";
178 regulator-min-microvolt = <3000000>;
179 regulator-max-microvolt = <3000000>;
180 regulator-name = "vcc-lcd";
184 regulator-min-microvolt = <700000>;
185 regulator-max-microvolt = <1320000>;
186 regulator-name = "vdd-cpus"; /* This is an educated guess */
191 regulator-min-microvolt = <3000000>;
192 regulator-max-microvolt = <3000000>;
193 regulator-name = "vcc-3v0";
197 regulator-min-microvolt = <700000>;
198 regulator-max-microvolt = <1320000>;
199 regulator-name = "vdd-gpu";
204 regulator-min-microvolt = <700000>;
205 regulator-max-microvolt = <1320000>;
206 regulator-name = "vdd-cpu";
211 regulator-min-microvolt = <700000>;
212 regulator-max-microvolt = <1320000>;
213 regulator-name = "vdd-sys-dll";
218 regulator-min-microvolt = <1500000>;
219 regulator-max-microvolt = <1500000>;
220 regulator-name = "vcc-dram";
224 regulator-min-microvolt = <3300000>;
225 regulator-max-microvolt = <3300000>;
226 regulator-name = "vcc-wifi";
230 regulator-min-microvolt = <2800000>;
231 regulator-max-microvolt = <2800000>;
232 regulator-name = "vddio-csi";
236 regulator-min-microvolt = <1080000>;
237 regulator-max-microvolt = <1320000>;
238 regulator-name = "vdd-mipi-bridge";
242 vcc-lcd-supply = <®_dc1sw>;
243 vdd-mipi-bridge-supply = <®_eldo3>;
247 /* otg support requires support for AXP221 usb-power-supply and GPIO */
253 usb1_vbus-supply = <®_dldo1>;