qdsp5: Add driver to support for CAD based sound Devices

CAD(Common Application Devices) support is added on modem.
Add new CAD sound driver to support CAD devices to support the same.

Change-Id: I05eff9f0da92911848e2ed304e4dae489d3765fb
Signed-off-by: Manish Dewangan <manish@codeaurora.org>