diff --git a/drivers/power/jz4740-battery.c b/drivers/power/jz4740-battery.c
index 5b4821593201047cd3791ba2adabec4a8bd7bd8a..02414db6a94c151208bab6ff51917765cc074db1 100644
--- a/drivers/power/jz4740-battery.c
+++ b/drivers/power/jz4740-battery.c
@@ -19,6 +19,7 @@
 #include <linux/module.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
+#include <linux/io.h>
 
 #include <linux/delay.h>
 #include <linux/gpio.h>