ARM: clps711x: convert to clockevents

This patch converts CLPS711X-platform to use modern clockevent API.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 73067ef..c989c61 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -364,10 +364,10 @@
 
 config ARCH_CLPS711X
 	bool "Cirrus Logic CLPS711x/EP721x/EP731x-based"
-	select ARCH_USES_GETTIMEOFFSET
 	select CLKDEV_LOOKUP
 	select COMMON_CLK
 	select CPU_ARM720T
+	select GENERIC_CLOCKEVENTS
 	select NEED_MACH_MEMORY_H
 	help
 	  Support for Cirrus Logic 711x/721x/731x based boards.