msm: board-8960: Create a separate board file for PMIC devices

Move the MSM8960 PMIC devices, associated devices, and
initialization code into a dedicated board file.

Change-Id: I74f29ae6f4eaed0a83b3622276f79477120748b4
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
4 files changed