pinctrl: ti-iodelay: Constify struct regmap_config

`dra7_iodelay_regmap_config` is not modified and can be declared as
const to move its data to a read-only section.

The pointer used to reference that struct has been made const
accordingly.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://lore.kernel.org/20240704-pinctrl-const-regmap_config-v1-1-9d5570f0b9f3@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
index f5e5a23d222600e4c0eb6a2b0b37dbea99e48092..1d855a5dbc949c6c15c5ab025f6ef0799adf3928 100644 (file)
--- a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
+++ b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
@@ -82,7 +82,7 @@ struct ti_iodelay_reg_data {
        u32 reg_start_offset;
        u32 reg_nr_per_pin;
 
-       struct regmap_config *regmap_config;
+       const struct regmap_config *regmap_config;
 };
 
 /**
@@ -770,7 +770,7 @@ static int ti_iodelay_alloc_pins(struct device *dev,
        return 0;
 }
 
-static struct regmap_config dra7_iodelay_regmap_config = {
+static const struct regmap_config dra7_iodelay_regmap_config = {
        .reg_bits = 32,
        .reg_stride = 4,
        .val_bits = 32,