diff --git a/include/video/atmel_lcdc.h b/include/video/atmel_lcdc.h
index 6ad87f48599284c809371c533f287b748268097f..0c864db1a4662a5e1c89f902830e5cf4a7f91efc 100644
--- a/include/video/atmel_lcdc.h
+++ b/include/video/atmel_lcdc.h
@@ -38,7 +38,7 @@ struct atmel_lcdfb_info {
 	spinlock_t		lock;
 	struct fb_info		*info;
 	void __iomem		*mmio;
-	unsigned long		irq_base;
+	int			irq_base;
 	struct work_struct	task;
 
 	unsigned int		guard_time;