media: i2c: add MAX96714 driver

media: i2c: add MAX96714 driver

This driver handles the MAX96714 deserializer in tunnel mode.
The CSI output will replicate all the CSI traffic forwarded by
the remote serializer.

The MAX96714 driver can handle MAX96714 and MAX96714F variants
with the same "maxim,max96714f" compatible.

Signed-off-by: Julien Massot <julien.massot@collabora.com>
[Sakari Ailus: Adapt to changed i2c_mux_add_adapter arguments.]
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>