[PATCH] RTC subsystem: M48T86 driver

Add a driver for the ST M48T86 / Dallas DS12887 RTC.

This is a platform driver.  The platform device must provide I/O routines to
access the RTC.

Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 166232a3f56b..929dd8090578 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -117,6 +117,16 @@ config RTC_DRV_RS5C372
           This driver can also be built as a module. If so, the module
           will be called rtc-rs5c372.
 
+config RTC_DRV_M48T86
+        tristate "ST M48T86/Dallas DS12887"
+        depends on RTC_CLASS
+        help
+          If you say Y here you will get support for the
+          ST M48T86 and Dallas DS12887 RTC chips.
+
+          This driver can also be built as a module. If so, the module
+          will be called rtc-m48t86.
+
 config RTC_DRV_EP93XX
         tristate "Cirrus Logic EP93XX"
         depends on RTC_CLASS && ARCH_EP93XX