Add support in the bam_dmux driver to receive the BAM hardware description data from device tree. Signed-off-by: Jeffrey Hugo <jhugo@codeaurora.org> (cherry picked from commit 7bf02059a51756514983a76d225b640bc65f2ea4) Change-Id: I24ef668edca1cf14f6dcdffa0340a036c3900482 Signed-off-by: Sudhir Sharma <sudsha@codeaurora.org>