rtc: max77686: add Maxim 77686 driver

Add a driver to support max77686 rtc.  MAX77686 rtc support smpl and wtsr
mode.  It has two alarm register which can be used for alarming to wake
system up.  This drvier uses regmap to access its register.

[akpm@linux-foundation.org: remove inline, __devinit annotations]
[jg1.han@samsung.com: fix build warnings]
[akpm@linux-foundation.org: simplify code]
Signed-off-by: Chiwoong Byun <woong.byun@samsung.com>
Signed-off-by: Jonghwa Lee <jonghwa3.lee@samsung.com>
Signed-off-by: Myugnjoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index ec2988b00a44..327c430fdb9f 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -71,6 +71,7 @@ obj-$(CONFIG_RTC_DRV_MAX8907)	+= rtc-max8907.o
 obj-$(CONFIG_RTC_DRV_MAX8925)   += rtc-max8925.o
 obj-$(CONFIG_RTC_DRV_MAX8998)   += rtc-max8998.o
 obj-$(CONFIG_RTC_DRV_MAX6902)   += rtc-max6902.o
+obj-$(CONFIG_RTC_DRV_MAX77686)  += rtc-max77686.o
 obj-$(CONFIG_RTC_DRV_MC13XXX)   += rtc-mc13xxx.o
 obj-$(CONFIG_RTC_DRV_MSM6242)   += rtc-msm6242.o
 obj-$(CONFIG_RTC_DRV_MPC5121)   += rtc-mpc5121.o