The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/sun8i-h3-zeropi.dts

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    1 /*
    2  * Copyright (C) 2020 Yu-Tung Chang <mtwget@gmail.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 #include "sun8i-h3-nanopi.dtsi"
   44 
   45 / {
   46         model = "FriendlyARM ZeroPi";
   47         compatible = "friendlyarm,zeropi", "allwinner,sun8i-h3";
   48 
   49         aliases {
   50                 ethernet0 = &emac;
   51         };
   52 
   53         reg_gmac_3v3: gmac-3v3 {
   54                 compatible = "regulator-fixed";
   55                 regulator-name = "gmac-3v3";
   56                 regulator-min-microvolt = <3300000>;
   57                 regulator-max-microvolt = <3300000>;
   58                 startup-delay-us = <100000>;
   59                 enable-active-high;
   60                 gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */
   61         };
   62 };
   63 
   64 &external_mdio {
   65         ext_rgmii_phy: ethernet-phy@7 {
   66                 compatible = "ethernet-phy-ieee802.3-c22";
   67                 reg = <7>;
   68         };
   69 };
   70 
   71 &emac {
   72         pinctrl-names = "default";
   73         pinctrl-0 = <&emac_rgmii_pins>;
   74         phy-supply = <&reg_gmac_3v3>;
   75         phy-handle = <&ext_rgmii_phy>;
   76         phy-mode = "rgmii-id";
   77 
   78         allwinner,leds-active-low;
   79         status = "okay";
   80 };
   81 
   82 &usb_otg {
   83         status = "okay";
   84         dr_mode = "host";
   85 };

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