regulator: fan53555: Constify struct regmap_config and slew_rates array

The regmap_config struct may be const because it is not modified by the
driver and regmap_init() accepts pointer to const. Make const also
slew_rates array.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c
index 6c43ab2..3c25db8 100644 (file)
--- a/drivers/regulator/fan53555.c
+++ b/drivers/regulator/fan53555.c
@@ -147,7 +147,7 @@ static unsigned int fan53555_get_mode(struct regulator_dev *rdev)
                return REGULATOR_MODE_NORMAL;
 }
 
-static int slew_rates[] = {
+static const int slew_rates[] = {
        64000,
        32000,
        16000,
@@ -296,7 +296,7 @@ static int fan53555_regulator_register(struct fan53555_device_info *di,
        return PTR_ERR_OR_ZERO(di->rdev);
 }
 
-static struct regmap_config fan53555_regmap_config = {
+static const struct regmap_config fan53555_regmap_config = {
        .reg_bits = 8,
        .val_bits = 8,
 };