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rtc: at91sam: add 'depends on HAS_IOMEM' to fix unmet dependency 

This config select's MFD_SYSCON, but does not depend on HAS_IOMEM.

Compile testing on architecture without HAS_IOMEM causes "unmet
direct dependencies" in Kconfig phase.

Detected by "make ARCH=score allyesconfig".

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Masahiro Yamada 2018-03-06 20:08:11 +09:00 committed by Alexandre Belloni
parent 6735f6dcf7
commit e22e2d941c
1 changed files with 1 additions and 0 deletions
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drivers/rtc/Kconfig
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@ -1423,6 +1423,7 @@ config RTC_DRV_AT91RM9200
config RTC_DRV_AT91SAM9
tristate "AT91SAM9 RTT as RTC"
depends on ARCH_AT91 || COMPILE_TEST
depends on HAS_IOMEM
select MFD_SYSCON
help
Some AT91SAM9 SoCs provide an RTT (Real Time Timer) block which