timer: vt8500: Convert vt8500 to use CLKSRC_OF

This patch converts arch-vt8500 to make use of CLKSRC_OF. Doing so
removes the need for include/linux/vt8500_timer.h as vt8500_timer_init
no longer needs to be visible outside vt8500_timer.c

Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/mach-vt8500/vt8500.c b/arch/arm/mach-vt8500/vt8500.c
index b9fd9d3..fe99b70 100644
--- a/arch/arm/mach-vt8500/vt8500.c
+++ b/arch/arm/mach-vt8500/vt8500.c
@@ -18,9 +18,9 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#include <linux/clocksource.h>
 #include <linux/io.h>
 #include <linux/pm.h>
-#include <linux/vt8500_timer.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -186,8 +186,8 @@
 	.dt_compat	= vt8500_dt_compat,
 	.map_io		= vt8500_map_io,
 	.init_irq	= vt8500_init_irq,
-	.init_time	= vt8500_timer_init,
 	.init_machine	= vt8500_init,
+	.init_time	= clocksource_of_init,
 	.restart	= vt8500_restart,
 	.handle_irq	= vt8500_handle_irq,
 MACHINE_END