diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c
index 5142bbabe027..5e6d808d358a 100644
--- a/drivers/watchdog/imx2_wdt.c
+++ b/drivers/watchdog/imx2_wdt.c
@@ -205,7 +205,7 @@ static inline void imx2_wdt_ping_if_active(struct watchdog_device *wdog)
 	}
 }
 
-static struct watchdog_ops imx2_wdt_ops = {
+static const struct watchdog_ops imx2_wdt_ops = {
 	.owner = THIS_MODULE,
 	.start = imx2_wdt_start,
 	.stop = imx2_wdt_stop,
@@ -213,7 +213,7 @@ static struct watchdog_ops imx2_wdt_ops = {
 	.set_timeout = imx2_wdt_set_timeout,
 };
 
-static struct regmap_config imx2_wdt_regmap_config = {
+static const struct regmap_config imx2_wdt_regmap_config = {
 	.reg_bits = 16,
 	.reg_stride = 2,
 	.val_bits = 16,