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pwm: renesas-tpu: 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/built-in.o: In function `tpu_probe':
drivers/pwm/pwm-renesas-tpu.c:421: undefined reference to `devm_ioremap_resource'

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Richard Weinberger 2014-01-31 13:45:18 +01:00 committed by Thierry Reding
parent 557fe99d9d
commit 2974b09860
1 changed files with 1 additions and 0 deletions
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drivers/pwm/Kconfig
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@ -160,6 +160,7 @@ config PWM_PXA
config PWM_RENESAS_TPU
tristate "Renesas TPU PWM support"
depends on ARCH_SHMOBILE || COMPILE_TEST
depends on HAS_IOMEM
help
This driver exposes the Timer Pulse Unit (TPU) PWM controller found
in Renesas chips through the PWM API.