ARM: OMAP2+: Include clk.h

These files use the consumer API, so include clk.h explicitly.

Acked-by: Tero Kristo <t-kristo@ti.com>
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

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

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

diff --cc arch/arm/mach-omap2/pm24xx.c
Simple merge