Usage: apply a number of overlays to a base blob
	fdtoverlay <options> [<overlay.dtbo> [<overlay.dtbo>]]

Options: -[i:o:vhV]
  -i, --input <arg>  Input base DT blob
  -o, --output <arg> Output DT blob
  -v, --verbose      Verbose messages
  -h, --help         Print this help and exit
  -V, --version      Print version and exit