ARM: OMAP: omap clk tweak

This fixes USB OMAP2 clock parents that Nishant pointed out
they were off.

It also adds in an information proc file for clocks.

Signed-off-by: Richard Woodruff <r-woodruff2@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

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

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

diff --cc arch/arm/plat-omap/clock.c
Simple merge