1/* 2 * Copyright 2015 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#include "sunxi-reference-design-tablet.dtsi" 43#include "sun8i-reference-design-tablet.dtsi" 44 45/ { 46 aliases { 47 serial0 = &r_uart; 48 /* Make u-boot set mac-address for wifi without an eeprom */ 49 ethernet0 = &sdio_wifi; 50 }; 51 52 panel: panel { 53 /* Tablet dts should provide panel compatible */ 54 backlight = <&backlight>; 55 enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */ 56 power-supply = <®_dc1sw>; 57 58 port { 59 panel_input: endpoint { 60 remote-endpoint = <&tcon0_out_lcd>; 61 }; 62 }; 63 }; 64 65 wifi_pwrseq: pwrseq { 66 compatible = "mmc-pwrseq-simple"; 67 /* 68 * Q8 boards use various PL# pins as wifi-en. On other boards 69 * these may be connected to a wifi module output pin. To avoid 70 * short-circuits we configure these as inputs with pull-ups via 71 * pinctrl, instead of listing them as active-low reset-gpios. 72 */ 73 pinctrl-names = "default"; 74 pinctrl-0 = <&wifi_pwrseq_pin_q8>; 75 /* The esp8089 needs 200 ms after driving wifi-en high */ 76 post-power-on-delay-ms = <200>; 77 }; 78}; 79 80&de { 81 status = "okay"; 82}; 83 84&ehci0 { 85 status = "okay"; 86}; 87 88&mmc1 { 89 pinctrl-names = "default"; 90 pinctrl-0 = <&mmc1_pg_pins>; 91 vmmc-supply = <®_dldo1>; 92 mmc-pwrseq = <&wifi_pwrseq>; 93 bus-width = <4>; 94 non-removable; 95 status = "okay"; 96 97 sdio_wifi: wifi@1 { 98 reg = <1>; 99 }; 100}; 101 102&r_pio { 103 wifi_pwrseq_pin_q8: wifi-pwrseq-pins { 104 pins = "PL6", "PL7", "PL11"; 105 function = "gpio_in"; 106 bias-pull-up; 107 }; 108}; 109 110&tcon0 { 111 pinctrl-names = "default"; 112 pinctrl-0 = <&lcd_rgb666_pins>; 113 status = "okay"; 114}; 115 116&usbphy { 117 usb1_vbus-supply = <®_dldo1>; 118}; 119