ARM: OMAP4: PM: Move DPLL control apis to dpll.c

This patch moves all the dpll control api's to a
common file dpll.c. This is in preperation of omap4
support wherein most of these api's can be reused.

Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoit Cousson <b-cousson@ti.com>

diff --cc arch/arm/mach-omap2/Makefile
Simple merge

diff --cc arch/arm/mach-omap2/clock.h
Simple merge

diff --cc arch/arm/mach-omap2/clock34xx.c
Simple merge

diff --cc arch/arm/mach-omap2/clock34xx.h
Simple merge

diff --cc arch/arm/mach-omap2/clock44xx.h
Simple merge

diff --cc arch/arm/mach-omap2/dpll.c
Simple merge