msm: pil: Break off DSPS support into separate driver

Implement the DSPS boot and shutdown support as a platform driver
by consolidating the two implementations of DSPS boot code which
were in peripheral-reset*.c.

Change-Id: If27ecfe9f508acc3508f3deba416dd196be37090
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
15 files changed