ptp_pch: Add dependency on HAS_IOMEM

On archs like S390 or um this driver cannot build nor work.
Make it depend on HAS_IOMEM to bypass build failures.

drivers/ptp/ptp_pch.c: In function ‘pch_remove’:
drivers/ptp/ptp_pch.c:571:3: error: implicit declaration of function ‘iounmap’ [-Werror=implicit-function-declaration]
drivers/ptp/ptp_pch.c: In function ‘pch_probe’:
drivers/ptp/ptp_pch.c:621:2: error: implicit declaration of function ‘ioremap’ [-Werror=implicit-function-declaration]

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Richard Weinberger 2014-01-14 16:45:39 +01:00 committed by David S. Miller
parent 9f48b9db9a
commit c361f1a9f9

View file

@ -73,6 +73,7 @@ config DP83640_PHY
config PTP_1588_CLOCK_PCH
tristate "Intel PCH EG20T as PTP clock"
depends on X86 || COMPILE_TEST
depends on HAS_IOMEM
select PTP_1588_CLOCK
help
This driver adds support for using the PCH EG20T as a PTP