dt-bindings: add documentation for Mediatek SoC
dt-bindings: add documentation for Mediatek SoC

This adds a DT binding documentation for the MT6592 SoC from Mediatek.

Signed-off-by: Howard Chen <1ccba0731bd3bacf4bdb18eec9dd70432bac8151@gmail.com>
Signed-off-by: Matthias Brugger <28c780319e2c7f6db09304375fbd148f9c25d13f@gmail.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs