diff --git a/include/linux/pinctrl/pinconf.h b/include/linux/pinctrl/pinconf.h
index 93c9dd133e9d..9bebc3554809 100644
--- a/include/linux/pinctrl/pinconf.h
+++ b/include/linux/pinctrl/pinconf.h
@@ -14,6 +14,8 @@
 
 #ifdef CONFIG_PINCONF
 
+#include <linux/types.h>
+
 struct pinctrl_dev;
 struct seq_file;