Add Audio HAL

The Audio hal has been tested with 4.4 kernel. The
HAL fails to work whenever there is DMA err due to
which audio is working occassionally with the HAL.

Change-Id: I6e99225bd3edb249b9c01848f5df5aa20a91ed35
Signed-off-by: Vishal Bhoj <vishal.bhoj@linaro.org>
3 files changed