watchdog: imx2: Constify struct regmap_config and watchdog_ops

The regmap_config struct may be const because it is not modified by the
driver and regmap_init() accepts pointer to const. Make struct
watchdog_ops const as well.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c
index 5142bba..5e6d808 100644 (file)
--- 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,