dt-bindings: usb: Use OF graph schema

Now that we have a graph schema, rework the USB related schemas to use
it. Mostly this is adding a reference to graph.yaml and dropping duplicate
parts from schemas.

Cc: Greg Kroah-Hartman <[email protected]>
Cc: Yoshihiro Shimoda <[email protected]>
Cc: Biju Das <[email protected]>
Cc: [email protected]
Reviewed-by: Greg Kroah-Hartman <[email protected]>
Reviewed-by: Biju Das <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Rob Herring <[email protected]>

0 files changed, 0 insertions, 0 deletions