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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
Hans de Goede860fbdd2016-08-18 20:51:12 +020065&gsl1680 {
66 vddio-supply = <&reg_ldo_io1>;
67 touchscreen-size-x = <960>;
68 touchscreen-size-y = <640>;
69 touchscreen-inverted-x;
70 touchscreen-inverted-y;
71 touchscreen-fw-name = "silead/gsl1680-polaroid-mid2407pxe03.fw";
Hans de Goedecd38e3d2016-06-11 15:19:38 +020072 status = "okay";
73};
74
Hans de Goede860fbdd2016-08-18 20:51:12 +020075&mmc1 {
Hans de Goedecd38e3d2016-06-11 15:19:38 +020076 pinctrl-names = "default";
Hans de Goede860fbdd2016-08-18 20:51:12 +020077 pinctrl-0 = <&mmc1_pins_a>;
78 vmmc-supply = <&reg_dldo1>;
79 mmc-pwrseq = <&wifi_pwrseq>;
Hans de Goedecd38e3d2016-06-11 15:19:38 +020080 bus-width = <4>;
Hans de Goede860fbdd2016-08-18 20:51:12 +020081 non-removable;
Hans de Goedecd38e3d2016-06-11 15:19:38 +020082 status = "okay";
Hans de Goede860fbdd2016-08-18 20:51:12 +020083
84 esp8089: sdio_wifi@1 {
85 compatible = "esp,esp8089";
86 reg = <1>;
87 esp,crystal-26M-en = <2>;
88 };
Hans de Goedecd38e3d2016-06-11 15:19:38 +020089};
90
Hans de Goede860fbdd2016-08-18 20:51:12 +020091&mmc1_pins_a {
92 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
93};
Hans de Goedecd38e3d2016-06-11 15:19:38 +020094
Hans de Goede860fbdd2016-08-18 20:51:12 +020095&r_pio {
96 wifi_pwrseq_pin_mid2407: wifi_pwrseq_pin@0 {
97 allwinner,pins = "PL6";
Hans de Goedecd38e3d2016-06-11 15:19:38 +020098 allwinner,function = "gpio_out";
99 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
100 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
101 };
Hans de Goedecd38e3d2016-06-11 15:19:38 +0200102};
103
104&reg_ldo_io1 {
Hans de Goedecd38e3d2016-06-11 15:19:38 +0200105 regulator-min-microvolt = <3300000>;
106 regulator-max-microvolt = <3300000>;
107 regulator-name = "vcc-touchscreen";
108 status = "okay";
109};