[PATCH] RTC subsystem: VR41XX cleanup

Clean up kconfig entry for the rtc-vr41xx.
Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/rtc/Kconfig

@@ -148,8 +148,14 @@ config RTC_DRV_SA1100
 	  module will be called rtc-sa1100.
 
 config RTC_DRV_VR41XX
-	tristate "NEC VR4100 series RTC"
+	tristate "NEC VR41XX"
 	depends on RTC_CLASS && CPU_VR41XX
+	help
+	  If you say Y here you will get access to the real time clock
+	  built into your NEC VR41XX CPU.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called rtc-vr41xx.
 
 config RTC_DRV_TEST
 	tristate "Test driver/device"