Adds support for Maxim MAX2165 silicon tuner.

It was tested on Mygica X8558Pro, which has MAX2165, ATBM8830 and CX23885.
Signed-off-by: NDavid T. L. Wong <davidtlwong@gmail.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>