Add a new compatible, plus the new bindings needed by
HiKey970 board.
Signed-off-by: NMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/875a4571e253040d3885ee1f37467b0bade7361b.1628061310.git.mchehab+huawei@kernel.orgSigned-off-by: NRob Herring <robh@kernel.org>