diff --git a/drivers/pwm/pwm-samsung.c b/drivers/pwm/pwm-samsung.c
index fcc8b9adde9fe89b2e35ae3ae01312aaff90605c..57eb8cb0638f11d5e0a678f9a8be409042ea643e 100644
--- a/drivers/pwm/pwm-samsung.c
+++ b/drivers/pwm/pwm-samsung.c
@@ -18,6 +18,7 @@
 #include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/pwm.h>
 #include <linux/slab.h>