ARM: msm: Add board config support for 32 bit qcm2150

This change add initial board config support to enable build
32 bit kernel for qcm2150.

Change-Id: I3694549de8138feaf9cf912f963572422a86e1c2
Signed-off-by: Vishwanath Raju K <vishk@codeaurora.org>
Signed-off-by: Saranya R <quic_sarar@quicinc.com>