msm: socinfo: Introduce soc string

OEMs require the soc-id to be translated to a string
by the kernel and reported as a part of machine init
routines. Add support for it

Change-Id: I1ebdcd21061bde60815090a2d7de475a4e235f0a
Signed-off-by: Abhimanyu Kapur <abhimany@codeaurora.org>
2 files changed