target/linux/mediatek/files-5.15/arch/arm64/boot/dts/mediatek/mt7988a-rfb-eth2-aqr.dtso

   1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
   2 /*
   3  * Copyright (C) 2022 MediaTek Inc.
   4  * Author: Sam.Shih <sam.shih@mediatek.com>
   5  */
   6
   7 /dts-v1/;
   8 /plugin/;
   9
  10 #include <dt-bindings/gpio/gpio.h>
  11
  12 / {
  13         compatible = "mediatek,mt7988a-rfb", "mediatek,mt7988a";
  14
  15         fragment@0 {
  16                 target = <&mdio_bus>;
  17                 __overlay__ {
  18                         #address-cells = <1>;
  19                         #size-cells = <0>;
  20
  21                         /* external Aquantia AQR113C */
  22                         phy8: ethernet-phy@8 {
  23                                 reg = <8>;
  24                                 compatible = "ethernet-phy-ieee802.3-c45";
  25                                 reset-gpios = <&pio 71 GPIO_ACTIVE_LOW>;
  26                                 reset-assert-us = <100000>;
  27                                 reset-deassert-us = <221000>;
  28                         };
  29                 };
  30         };
  31
  32         fragment@1 {
  33                 target = <&gmac2>;
  34                 __overlay__ {
  35                         phy-mode = "usxgmii";
  36                         phy-connection-type = "usxgmii";
  37                         phy = <&phy8>;
  38                         status = "okay";
  39                 };
  40         };
  41 };