diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 17a2d6a..14f6e11 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -807,6 +807,7 @@
 	select HAVE_S3C2410_WATCHDOG if WATCHDOG
 	select HAVE_S3C_RTC if RTC_CLASS
 	select NEED_MACH_MEMORY_H
+	select SPARSE_IRQ
 	select USE_OF
 	help
 	  Support for SAMSUNG's EXYNOS SoCs (EXYNOS4/5)