ASoC: msm: Add support to use slimbus dai driver

For establishing data channel for look ahead bufferring, change to use
CPU dai driver in order to generalize the implementation to be able to
plug in a different CPU dai driver if the underlying bus interface
changes.

Change-Id: Iac059a2f81fa363f3178c69a4066224972521672
Signed-off-by: Bhalchandra Gajare <gajare@codeaurora.org>