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
 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
        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