rtc: adding RX8010SJ rtc driver

Add a new driver for RX8010SJ rtc chip. The driver implements both
formats of U-Boot driver model.

Signed-off-by: Nandor Han <nandor.han@ge.com>
Signed-off-by: Martyn Welch <martyn.welch@collabora.co.uk>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 7a8f97a..9723fb7 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -48,6 +48,7 @@
 obj-$(CONFIG_RTC_RS5C372A) += rs5c372.o
 obj-$(CONFIG_RTC_RV3029) += rv3029.o
 obj-$(CONFIG_RTC_RX8025) += rx8025.o
+obj-$(CONFIG_RTC_RX8010SJ) += rx8010sj.o
 obj-$(CONFIG_RTC_S3C24X0) += s3c24x0_rtc.o
 obj-$(CONFIG_RTC_S35392A) += s35392a.o
 obj-$(CONFIG_SANDBOX) += sandbox_rtc.o