dt-bindings: mediatek: Add bindings for mediatek MT6797 Platform

This adds dt-binding documentation for Mediatek MT6797. Only
include very basic items, gic, uart timer and cpu.

Signed-off-by: Mars Cheng <mars.cheng@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
3 files changed