root/scripts/dtc/include-prefixes/dt-bindings/phy/

[..]
  1. phy-am654-serdes.h
  2. phy-lantiq-vrx200-pcie.h
  3. phy-ocelot-serdes.h
  4. phy-pistachio-usb.h
  5. phy-qcom-qusb2.h
  6. phy.h
[..]