arch/arm/boot/dts/overlays/dwc2-overlay.dts

   1 /dts-v1/;
   2 /plugin/;
   3
   4 /{
   5         compatible = "brcm,bcm2835";
   6
   7         fragment@0 {
   8                 target = <&usb>;
   9                 #address-cells = <1>;
  10                 #size-cells = <1>;
  11                 dwc2_usb: __overlay__ {
  12                         compatible = "brcm,bcm2835-usb";
  13                         dr_mode = "otg";
  14                         g-np-tx-fifo-size = <32>;
  15                         g-rx-fifo-size = <558>;
  16                         g-tx-fifo-size = <512 512 512 512 512 256 256>;
  17                         status = "okay";
  18                 };
  19         };
  20
  21         __overrides__ {
  22                 dr_mode = <&dwc2_usb>, "dr_mode";
  23                 g-np-tx-fifo-size = <&dwc2_usb>,"g-np-tx-fifo-size:0";
  24                 g-rx-fifo-size = <&dwc2_usb>,"g-rx-fifo-size:0";
  25         };
  26 };