staging: mt7621-gpio: dt-bindings: add interrupt nodes to bindings doc

Interrupt related stuff for gpio controller in mt7621 was missing
in device tree documentation. Add it to complete documentation for
this driver.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sergio Paracuellos 2018-05-20 15:00:23 +02:00 • committed by Greg Kroah-Hartman
commit 10ca84f272