diff --git a/drivers/hwmon/jz4740-hwmon.c b/drivers/hwmon/jz4740-hwmon.c
index 40f106d95afe..fea292d43407 100644
--- a/drivers/hwmon/jz4740-hwmon.c
+++ b/drivers/hwmon/jz4740-hwmon.c
@@ -32,7 +32,7 @@ struct jz4740_hwmon {
 
 	int irq;
 
-	struct mfd_cell *cell;
+	const struct mfd_cell *cell;
 	struct device *hwmon;
 
 	struct completion read_completion;
diff --git a/drivers/power/jz4740-battery.c b/drivers/power/jz4740-battery.c
index 0938650a466c..763f894ed188 100644
--- a/drivers/power/jz4740-battery.c
+++ b/drivers/power/jz4740-battery.c
@@ -39,7 +39,7 @@ struct jz_battery {
 	int irq;
 	int charge_irq;
 
-	struct mfd_cell *cell;
+	const struct mfd_cell *cell;
 
 	int status;
 	long voltage;