mfd: retu: 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/retu-mfd.c b/drivers/mfd/retu-mfd.c
index 663f8a3..2d64430 100644
--- a/drivers/mfd/retu-mfd.c
+++ b/drivers/mfd/retu-mfd.c
@@ -222,7 +222,7 @@
.val_format_endian_default = REGMAP_ENDIAN_NATIVE,
};
-static struct regmap_config retu_config = {
+static const struct regmap_config retu_config = {
.reg_bits = 8,
.val_bits = 16,
};