diff --git a/drivers/i2c/busses/i2c-bfin-twi.c b/drivers/i2c/busses/i2c-bfin-twi.c
index 26d8987e69bf171f2e0431789b4192da2a461a51..9fb114c274aff4a2da8d27bcca6fab890dfb7bb0 100644
--- a/drivers/i2c/busses/i2c-bfin-twi.c
+++ b/drivers/i2c/busses/i2c-bfin-twi.c
@@ -12,6 +12,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/i2c.h>
+#include <linux/io.h>
 #include <linux/mm.h>
 #include <linux/timer.h>
 #include <linux/spinlock.h>