pinctrl: Declare operation structures as const

The pinconf, pinctrl and pinmux operation structures hold function
pointers that are never modified. Declare them as const.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index 75933a6aa828..e50fa5f863e1 100644
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -294,7 +294,7 @@ static void at91_dt_free_map(struct pinctrl_dev *pctldev,
 {
 }
 
-static struct pinctrl_ops at91_pctrl_ops = {
+static const struct pinctrl_ops at91_pctrl_ops = {
         .get_groups_count       = at91_get_groups_count,
         .get_group_name         = at91_get_group_name,
         .get_group_pins         = at91_get_group_pins,
@@ -696,7 +696,7 @@ static void at91_gpio_disable_free(struct pinctrl_dev *pctldev,
         /* Set the pin to some default state, GPIO is usually default */
 }
 
-static struct pinmux_ops at91_pmx_ops = {
+static const struct pinmux_ops at91_pmx_ops = {
         .get_functions_count    = at91_pmx_get_funcs_count,
         .get_function_name      = at91_pmx_get_func_name,
         .get_function_groups    = at91_pmx_get_groups,
@@ -776,7 +776,7 @@ static void at91_pinconf_group_dbg_show(struct pinctrl_dev *pctldev,
 {
 }
 
-static struct pinconf_ops at91_pinconf_ops = {
+static const struct pinconf_ops at91_pinconf_ops = {
         .pin_config_get                 = at91_pinconf_get,
         .pin_config_set                 = at91_pinconf_set,
         .pin_config_dbg_show            = at91_pinconf_dbg_show,