rtc: RTC class driver for the ds1374

This patch adds an RTC class driver for the Maxim/Dallas 1374 RTC chip,
based on drivers/i2c/chips/ds1374.c.  It supports alarm functionality.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index ff9e35c..6420a90 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -139,6 +139,17 @@
 	  This driver can also be built as a module. If so, the module
 	  will be called rtc-ds1307.
 
+config RTC_DRV_DS1374
+	tristate "Maxim/Dallas Semiconductor DS1374 Real Time Clock"
+	depends on RTC_CLASS && I2C
+	help
+	  If you say yes here you get support for Dallas Semiconductor
+	  DS1374 real-time clock chips.  If an interrupt is associated
+	  with the device, the alarm functionality is supported.
+
+	  This driver can also be built as a module.  If so, the module
+	  will be called rtc-ds1374.
+
 config RTC_DRV_DS1672
 	tristate "Dallas/Maxim DS1672"
 	help