mfd: max77686: Constify struct regmap_config

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

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c
index 929795e..2b2f2cc 100644 (file)
--- a/drivers/mfd/max77686.c
+++ b/drivers/mfd/max77686.c
@@ -111,17 +111,17 @@ static bool max77802_is_volatile_reg(struct device *dev, unsigned int reg)
                max77802_rtc_is_volatile_reg(dev, reg));
 }
 
-static struct regmap_config max77686_regmap_config = {
+static const struct regmap_config max77686_regmap_config = {
        .reg_bits = 8,
        .val_bits = 8,
 };
 
-static struct regmap_config max77686_rtc_regmap_config = {
+static const struct regmap_config max77686_rtc_regmap_config = {
        .reg_bits = 8,
        .val_bits = 8,
 };
 
-static struct regmap_config max77802_regmap_config = {
+static const struct regmap_config max77802_regmap_config = {
        .reg_bits = 8,
        .val_bits = 8,
        .writeable_reg = max77802_is_accessible_reg,