dt/flattree: Add stub defintions for flat device tree function

Several flattened device tree functions are currently accessed in a
file that is compiled regardless of whether device tree is enabled
or not. Add stubs for these functions if device tree is not selected.

Change-Id: I0bea3325692fac46d3e5ef457aa30e083f71cd6d
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
msm: audio: qdsp5: update to msm-3.4

Change-Id: I7831f57a05cfafc67db3765a7a3294dac2d36502
msm: use msm specific ion header

Change-Id: I396b09ee89d90610f19e99ee6b429efb40f58dee