100 lines
3.1 KiB
Plaintext
100 lines
3.1 KiB
Plaintext
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/*
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* Copyright 2015 Hans de Goede <hdegoede@redhat.com>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "sunxi-reference-design-tablet.dtsi"
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#include "sun8i-reference-design-tablet.dtsi"
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/ {
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aliases {
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serial0 = &r_uart;
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/* Make u-boot set mac-address for wifi without an eeprom */
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ethernet0 = &sdio_wifi;
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};
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wifi_pwrseq: wifi_pwrseq {
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compatible = "mmc-pwrseq-simple";
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/*
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* Q8 boards use various PL# pins as wifi-en. On other boards
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* these may be connected to a wifi module output pin. To avoid
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* short-circuits we configure these as inputs with pull-ups via
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* pinctrl, instead of listing them as active-low reset-gpios.
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*/
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pinctrl-names = "default";
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pinctrl-0 = <&wifi_pwrseq_pin_q8>;
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/* The esp8089 needs 200 ms after driving wifi-en high */
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post-power-on-delay-ms = <200>;
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};
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};
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&ehci0 {
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status = "okay";
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};
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&mmc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&mmc1_pins_a>;
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vmmc-supply = <®_dldo1>;
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mmc-pwrseq = <&wifi_pwrseq>;
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bus-width = <4>;
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non-removable;
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status = "okay";
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sdio_wifi: sdio_wifi@1 {
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reg = <1>;
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};
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};
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&mmc1_pins_a {
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bias-pull-up;
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};
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&r_pio {
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wifi_pwrseq_pin_q8: wifi_pwrseq_pin@0 {
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pins = "PL6", "PL7", "PL11";
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function = "gpio_in";
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bias-pull-up;
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};
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};
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&usbphy {
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usb1_vbus-supply = <®_dldo1>;
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};
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