soc: qcom: Add snapshot of BAM DMUX driver

This snapshot is taken as of msm-3.14 commit
e016c39467094409c9c872b02ec619164913054a (Merge "msm: thermal:
Fix compilation issue when THERMAL_MONITOR is disabled")

Change-Id: I237bcfbc118adde833912fcea5f9e941951b80e4
Signed-off-by: Arun Kumar Neelakantam <aneela@codeaurora.org>