dt-bindings: input: add Coreriver TC360 binding

Signed-off-by: Nick Reitemeyer <nick.reitemeyer@web.de>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200121141525.3404-2-nick.reitemeyer@web.de


Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>