[PATCH] Add driver for ARM AMBA PL031 RTC

Add a driver for the ARM PL031 RTC found on some ARM SOCs.  The driver is
fairly trivial as the RTC only provides a read/write and alarm capability.

[akpm@osdl.org: compile fix]
Signed-off-by: Deepak <dsaxena@plexity.net>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 65d090d..875ff5e 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -157,6 +157,16 @@
 	  To compile this driver as a module, choose M here: the
 	  module will be called rtc-vr41xx.
 
+config RTC_DRV_PL031
+	tristate "ARM AMBA PL031 RTC"
+	depends on RTC_CLASS && ARM_AMBA
+	help
+	  If you say Y here you will get access to ARM AMBA
+	  PrimeCell PL031 UART found on certain ARM SOCs.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called rtc-pl031.
+
 config RTC_DRV_TEST
 	tristate "Test driver/device"
 	depends on RTC_CLASS