diff --git a/drivers/staging/iio/adc/Kconfig b/drivers/staging/iio/adc/Kconfig
index 7d5d6755db7fc3388adad0364ba6b2bc79285b7e..363329808a4fb88b723abbbdd31193f6c315741f 100644
--- 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