diff --git a/drivers/mfd/max8997.c b/drivers/mfd/max8997.c
index cee098c0dae36ef4ef9baf9d3fb07ec11e24913f..791aea3e96ce27622032a0c0fd1bc52ecd69203e 100644
--- a/drivers/mfd/max8997.c
+++ b/drivers/mfd/max8997.c
@@ -24,6 +24,7 @@
 #include <linux/err.h>
 #include <linux/slab.h>
 #include <linux/i2c.h>
+#include <linux/of.h>
 #include <linux/of_irq.h>
 #include <linux/interrupt.h>
 #include <linux/pm_runtime.h>