staging,lpc32xx_adc: 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 `lpc32xx_adc_probe':
drivers/staging/iio/adc/lpc32xx_adc.c:149: undefined reference to `devm_ioremap'

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/staging/iio/adc/Kconfig b/drivers/staging/iio/adc/Kconfig
index 7d5d675..3633298 100644 (file)
--- a/drivers/staging/iio/adc/Kconfig
+++ b/drivers/staging/iio/adc/Kconfig
@@ -103,6 +103,7 @@ config AD7280
 config LPC32XX_ADC
        tristate "NXP LPC32XX ADC"
        depends on ARCH_LPC32XX || COMPILE_TEST
+       depends on HAS_IOMEM
        help
          Say yes here to build support for the integrated ADC inside the
          LPC32XX SoC. Note that this feature uses the same hardware as the