diff --git a/arch/arm/mach-nomadik/gpio.c b/arch/arm/mach-nomadik/gpio.c
index 9a09b27..66b1c91 100644
--- a/arch/arm/mach-nomadik/gpio.c
+++ b/arch/arm/mach-nomadik/gpio.c
@@ -19,6 +19,7 @@
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
 #include <linux/irq.h>
+#include <linux/slab.h>
 
 #include <mach/hardware.h>
 #include <mach/gpio.h>