rtc: fix build error

Fix the following build errors reported by kbuild test robot by selecting
REGMAP_SPI in Kconfig file

drivers/built-in.o: In function `ds1343_probe':
rtc-ds1343.c:(.text+0x1baf8f): undefined reference to `devm_regmap_init_spi'

Signed-off-by: Raghavendra Chandra Ganiga <ravi23ganiga@gmail.com>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: <stable@vger.kernel.org>
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 a2f5b31..a27958d 100644 (file)
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -574,6 +574,7 @@ config RTC_DRV_DS1305
          will be called rtc-ds1305.
 
 config RTC_DRV_DS1343
+       select REGMAP_SPI
        tristate "Dallas/Maxim DS1343/DS1344"
        help
          If you say yes here you get support for the