ARM: dts: msm: Enable audio over DP for sdm670

Add device nodes for display port and enable it for
sdm670 internal and external codec variant.

Change-Id: I4fde61f0cdd02de71aa44397a4778c90f83f0664
Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>
3 files changed