[RFC 08/15] rtc: at91sam9: Add missing MFD_SYSCON dependency on HAS_IOMEM

[Krzysztof Kozlowski]

The MFD_SYSCON depends on HAS_IOMEM so when selecting it avoid unmet
direct dependencies.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
---
 drivers/rtc/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 0da40e2e4280..5c530b6b125d 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -1302,6 +1302,7 @@ config RTC_DRV_AT91RM9200
 config RTC_DRV_AT91SAM9
 	tristate "AT91SAM9 RTT as RTC"
 	depends on ARCH_AT91 || COMPILE_TEST
+	depends on HAS_IOMEM	# For MFD_SYSCON
 	select MFD_SYSCON
 	help
 	  Some AT91SAM9 SoCs provide an RTT (Real Time Timer) block which
-- 
2.5.0