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/dts-v1/; 44#include "sun8i-a23.dtsi" 45#include "sun8i-reference-design-tablet.dtsi" 46 47/ { 48 model = "Polaroid MID2809PXE04 tablet"; 49 compatible = "polaroid,mid2809pxe04", "allwinner,sun8i-a23"; 50 51 aliases { 52 ethernet0 = &esp8089; 53 }; 54 55 wifi_pwrseq: wifi_pwrseq { 56 compatible = "mmc-pwrseq-simple"; 57 reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */ 58 /* The esp8089 needs 200 ms after driving wifi-en high */ 59 post-power-on-delay-ms = <200>; 60 }; 61}; 62 63&mmc1 { 64 pinctrl-names = "default"; 65 pinctrl-0 = <&mmc1_pg_pins>; 66 vmmc-supply = <®_dldo1>; 67 mmc-pwrseq = <&wifi_pwrseq>; 68 bus-width = <4>; 69 non-removable; 70 status = "okay"; 71 72 esp8089: sdio_wifi@1 { 73 compatible = "esp,esp8089"; 74 reg = <1>; 75 esp,crystal-26M-en = <2>; 76 }; 77}; 78 79&touchscreen { 80 reg = <0x40>; 81 compatible = "silead,gsl3670"; 82 firmware-name = "gsl3670-polaroid-mid2809pxe04.fw"; 83 touchscreen-size-x = <1660>; 84 touchscreen-size-y = <890>; 85 status = "okay"; 86}; 87