/* * Copyright 2016 Hans de Goede <hdegoede@redhat.com> * * This file is dual-licensed: you can use it either under the terms * of the GPL or the X11 license, at your option. Note that this dual * licensing only applies to this file, and not this project as a * whole. * * a) This file is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This file is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * Or, alternatively, * * b) Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ /dts-v1/; #include "sun8i-a23.dtsi" #include "sun8i-reference-design-tablet.dtsi" / { model = "Polaroid MID2407PXE03 tablet"; compatible = "polaroid,mid2407pxe03", "allwinner,sun8i-a23"; aliases { ethernet0 = &esp8089; }; wifi_pwrseq: wifi_pwrseq { compatible = "mmc-pwrseq-simple"; pinctrl-names = "default"; pinctrl-0 = <&wifi_pwrseq_pin_mid2407>; reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */ /* The esp8089 needs 200 ms after driving wifi-en high */ post-power-on-delay-ms = <200>; }; }; &i2c1 { mma7660: accelerometer@4c { reg = <0x4c>; compatible = "fsl,mma7660"; }; }; &mmc1 { pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins_a>; vmmc-supply = <®_dldo1>; mmc-pwrseq = <&wifi_pwrseq>; bus-width = <4>; non-removable; status = "okay"; esp8089: sdio_wifi@1 { compatible = "esp,esp8089"; reg = <1>; esp,crystal-26M-en = <2>; }; }; &mmc1_pins_a { bias-pull-up; }; &r_pio { wifi_pwrseq_pin_mid2407: wifi_pwrseq_pin@0 { pins = "PL6"; function = "gpio_out"; }; }; &touchscreen { reg = <0x40>; compatible = "silead,gsl1680"; firmware-name = "gsl1680-polaroid-mid2407pxe03.fw"; touchscreen-size-x = <960>; touchscreen-size-y = <640>; touchscreen-inverted-x; touchscreen-inverted-y; vddio-supply = <®_ldo_io1>; status = "okay"; };