rpc_pmmap: Add support for 255 levels of backlight control using PWM

Increase the number of backlight control levels supported through
PMIC PWM approach from 100 levels to 255 levels

Change-Id: If01c46b8506197ad4edb7abaf4a0c263e40aac9f
Signed-off-by: Padmanabhan Komanduru <pkomandu@codeaurora.org>
msm: scm-pas: Migrate to clk_prepare/unprepare() APIs

The clk_enable/disable calls are made in a non-atomic context so
just move to using clk_prepare_enable() and
clk_disable_unprepare().

Change-Id: I3d53065f60379b2d765842ad36d24f92720789c9
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
msm: msm_bus: Fix the check for gateway fabrics

A bug due to which routing to some of the cpss slaves
was broken is fixed by avoiding an unnecessary check.
This should also make routing to other slaves faster.

Change-Id: I4d276857c040e1c5ce3df5360340405282b40084
Signed-off-by: Gagan Mac <gmac@codeaurora.org>