[ARM] smp: move core localtimer support out of platform specific files

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e60ec54..ef4f860 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -859,6 +859,7 @@
 config SMP
 	bool "Symmetric Multi-Processing (EXPERIMENTAL)"
 	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP)
+	depends on GENERIC_CLOCKEVENTS
 	select USE_GENERIC_SMP_HELPERS
 	help
 	  This enables support for systems with more than one CPU. If you have