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     1 // SPDX-License-Identifier: GPL-2.0+
    2 /*
    3  * Device Tree file for the Kontron SMARC-sAL28 board.
    4  *
    5  * This is for the network variant 4 which has two ethernet ports. It
    6  * extends the base and provides one more port connected via RGMII.
    7  *
    8  * Copyright (C) 2021 Michael Walle <michael@walle.cc>
    9  *
   10  */
   11 
   12 /dts-v1/;
   13 #include "fsl-ls1028a-kontron-sl28.dts"
   14 #include <dt-bindings/net/qca-ar803x.h>
   15 
   16 / {
   17         model = "Kontron SMARC-sAL28 (Dual PHY)";
   18         compatible = "kontron,sl28-var4", "kontron,sl28", "fsl,ls1028a";
   19 };
   20 
   21 &enetc_mdio_pf3 {
   22         phy1: ethernet-phy@4 {
   23                 reg = <0x4>;
   24                 eee-broken-1000t;
   25                 eee-broken-100tx;
   26                 qca,clk-out-frequency = <125000000>;
   27                 qca,clk-out-strength = <AR803X_STRENGTH_FULL>;
   28                 qca,keep-pll-enabled;
   29                 vddio-supply = <&vddio>;
   30 
   31                 vddio: vddio-regulator {
   32                         regulator-name = "VDDIO";
   33                         regulator-min-microvolt = <1800000>;
   34                         regulator-max-microvolt = <1800000>;
   35                 };
   36 
   37                 vddh: vddh-regulator {
   38                         regulator-name = "VDDH";
   39                 };
   40         };
   41 };
   42 
   43 &enetc_port1 {
   44         phy-handle = <&phy1>;
   45         phy-mode = "rgmii-id";
   46         status = "okay";
   47 };
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