src/arm/allwinner/sun8i-h3-zeropi.dts

   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 };