diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
index 3a622801d7b0..7d0cf7af88ce 100644
--- a/arch/arm/mach-omap1/board-osk.c
+++ b/arch/arm/mach-omap1/board-osk.c
@@ -30,6 +30,7 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/irq.h>
+#include <linux/interrupt.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>