[PATCH 6/8] iio: adc: Fix at91-sama5d2_adc dependencies

[Richard Weinberger]

Not all archs have io memory.

Fixes the following build error:
ERROR: "devm_ioremap_resource" [drivers/iio/adc/at91-sama5d2_adc.ko] undefined!

Cc: Jonathan Cameron <jic23@xxxxxxxxxx>
Cc: Hartmut Knaack <knaack.h@xxxxxx>
Cc: Lars-Peter Clausen <lars@xxxxxxxxxx>
Cc: Peter Meerwald <pmeerw@xxxxxxxxxx>
Cc: Ludovic Desroches <ludovic.desroches@xxxxxxxxx>
Fixes: b9cd7a25 ("MAINTAINERS: add entry for Atmel SAMA5D2 ADC driver")
Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
 drivers/iio/adc/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index af4aea7..31fa2e7 100644
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -133,6 +133,7 @@ config AT91_ADC
 
 config AT91_SAMA5D2_ADC
 	tristate "Atmel AT91 SAMA5D2 ADC"
+	depends on HAS_IOMEM
 	depends on ARCH_AT91 || COMPILE_TEST
 	help
 	  Say yes here to build support for Atmel SAMA5D2 ADC which is
-- 
1.8.4.5