arm/dt: msm9625: Add incall recording and playback support

Incall recording and playback support is not present in
device tree. Add incall recording and playback support
to the msm9625 device tree.

Change-Id: If6f5c49d9e1d9f36dbc28a6f3c798809e79558ba
Signed-off-by: Prashanth Reddy <pgreddy@codeaurora.org>