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Hans de Goedecd38e3d2016-06-11 15:19:38 +02001/*
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 "sun8i-a23.dtsi"
Hans de Goede860fbdd2016-08-18 20:51:12 +020045#include "sun8i-reference-design-tablet.dtsi"
Hans de Goedecd38e3d2016-06-11 15:19:38 +020046
47/ {
48 model = "Polaroid MID2407PXE03 tablet";
49 compatible = "polaroid,mid2407pxe03", "allwinner,sun8i-a23";
50
51 aliases {
Hans de Goede860fbdd2016-08-18 20:51:12 +020052 ethernet0 = &esp8089;
Hans de Goedecd38e3d2016-06-11 15:19:38 +020053 };
54
Hans de Goede860fbdd2016-08-18 20:51:12 +020055 wifi_pwrseq: wifi_pwrseq {
56 compatible = "mmc-pwrseq-simple";
Hans de Goedecd38e3d2016-06-11 15:19:38 +020057 pinctrl-names = "default";
Hans de Goede860fbdd2016-08-18 20:51:12 +020058 pinctrl-0 = <&wifi_pwrseq_pin_mid2407>;
59 reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */
60 /* The esp8089 needs 200 ms after driving wifi-en high */
61 post-power-on-delay-ms = <200>;
Hans de Goedecd38e3d2016-06-11 15:19:38 +020062 };
63};
64
Jagan Teki9ad93c02018-08-05 00:40:11 +053065&i2c1 {
66 mma7660: accelerometer@4c {
67 reg = <0x4c>;
68 compatible = "fsl,mma7660";
69 };
Hans de Goedecd38e3d2016-06-11 15:19:38 +020070};
71
Hans de Goede860fbdd2016-08-18 20:51:12 +020072&mmc1 {
Hans de Goedecd38e3d2016-06-11 15:19:38 +020073 pinctrl-names = "default";
Hans de Goede860fbdd2016-08-18 20:51:12 +020074 pinctrl-0 = <&mmc1_pins_a>;
75 vmmc-supply = <&reg_dldo1>;
76 mmc-pwrseq = <&wifi_pwrseq>;
Hans de Goedecd38e3d2016-06-11 15:19:38 +020077 bus-width = <4>;
Hans de Goede860fbdd2016-08-18 20:51:12 +020078 non-removable;
Hans de Goedecd38e3d2016-06-11 15:19:38 +020079 status = "okay";
Hans de Goede860fbdd2016-08-18 20:51:12 +020080
81 esp8089: sdio_wifi@1 {
82 compatible = "esp,esp8089";
83 reg = <1>;
84 esp,crystal-26M-en = <2>;
85 };
Hans de Goedecd38e3d2016-06-11 15:19:38 +020086};
87
Hans de Goede860fbdd2016-08-18 20:51:12 +020088&mmc1_pins_a {
Jagan Teki9ad93c02018-08-05 00:40:11 +053089 bias-pull-up;
Hans de Goede860fbdd2016-08-18 20:51:12 +020090};
Hans de Goedecd38e3d2016-06-11 15:19:38 +020091
Hans de Goede860fbdd2016-08-18 20:51:12 +020092&r_pio {
93 wifi_pwrseq_pin_mid2407: wifi_pwrseq_pin@0 {
Jagan Teki9ad93c02018-08-05 00:40:11 +053094 pins = "PL6";
95 function = "gpio_out";
Hans de Goedecd38e3d2016-06-11 15:19:38 +020096 };
Hans de Goedecd38e3d2016-06-11 15:19:38 +020097};
98
Jagan Teki9ad93c02018-08-05 00:40:11 +053099&touchscreen {
100 reg = <0x40>;
101 compatible = "silead,gsl1680";
102 firmware-name = "gsl1680-polaroid-mid2407pxe03.fw";
103 touchscreen-size-x = <960>;
104 touchscreen-size-y = <640>;
105 touchscreen-inverted-x;
106 touchscreen-inverted-y;
107 vddio-supply = <&reg_ldo_io1>;
Hans de Goedecd38e3d2016-06-11 15:19:38 +0200108 status = "okay";
109};