msm: clock: Move the common parts of the handoff code up to clock.c

This allows the clk_enable()/clk_disable() calls associated
with handoffs, as well as manipulation of CLKFLAG_HANDOFF_RATE,
to be contained entirely within clock.c instead of being spread
out in multiple SoC drivers.

Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
5 files changed