arch/arm/dts/rk3328-rock64-u-boot.dtsi

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2018-2019 Rockchip Electronics Co., Ltd
   4  */
   5
   6 #include "rk3328-u-boot.dtsi"
   7 #include "rk3328-sdram-lpddr3-1600.dtsi"
   8 / {
   9         chosen {
  10                 u-boot,spl-boot-order = "same-as-spl", &sdmmc, &emmc;
  11         };
  12 };
  13
  14 &usb_host0_xhci {
  15         vbus-supply = <&vcc_host_5v>;
  16         status = "okay";
  17 };
  18
  19 /*
  20  * This makes XHCI responsible for toggling VBUS. This is needed to work
  21  * around an issue where either XHCI only works with USB 2.0 or OTG doesn't
  22  * work, depending on how VBUS is configured. Having USB 3.0 seems better.
  23  */
  24 &vcc_host_5v {
  25         /delete-property/ regulator-always-on;
  26         /delete-property/ regulator-boot-on;
  27 };