ARM: OMAP5: timer: Add clocksource, clockevent support

Adding the Initialisaton for clocksource and clockevent device
on OMAP5 Socs.

Signed-off-by: R Sricharan <r.sricharan@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index 399e5bb..97e8792 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -130,6 +130,7 @@
 extern struct sys_timer omap3_secure_timer;
 extern struct sys_timer omap3_am33xx_timer;
 extern struct sys_timer omap4_timer;
+extern struct sys_timer omap5_timer;
 
 void omap2420_init_early(void);
 void omap2430_init_early(void);