pinctrl: Constify static 'pinctrl_desc'

The local static 'struct pinctrl_desc' is not modified, so can be made
const for code safety.

Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Hal Feng <hal.feng@starfivetech.com>
Acked-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Acked-by: Vladimir Zapolskiy <vz@mleia.com>
Link: https://lore.kernel.org/20250611-pinctrl-const-desc-v2-16-b11c1d650384@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/berlin/berlin.c

@@ -283,7 +283,7 @@ static int berlin_pinctrl_build_state(struct platform_device *pdev)
 	return 0;
 }
 
-static struct pinctrl_desc berlin_pctrl_desc = {
+static const struct pinctrl_desc berlin_pctrl_desc = {
 	.name		= "berlin-pinctrl",
 	.pctlops	= &berlin_pinctrl_ops,
 	.pmxops		= &berlin_pinmux_ops,

drivers/pinctrl/cirrus/pinctrl-cs42l43.c

@@ -448,7 +448,7 @@ static const struct pinconf_ops cs42l43_pin_conf_ops = {
 	.pin_config_group_set	= cs42l43_pin_config_group_set,
 };
 
-static struct pinctrl_desc cs42l43_pin_desc = {
+static const struct pinctrl_desc cs42l43_pin_desc = {
 	.name		= "cs42l43-pinctrl",
 	.owner		= THIS_MODULE,
 

drivers/pinctrl/mediatek/pinctrl-airoha.c

@@ -2852,7 +2852,7 @@ static const struct pinctrl_ops airoha_pctlops = {
 	.dt_free_map = pinconf_generic_dt_free_map,
 };
 
-static struct pinctrl_desc airoha_pinctrl_desc = {
+static const struct pinctrl_desc airoha_pinctrl_desc = {
 	.name = KBUILD_MODNAME,
 	.owner = THIS_MODULE,
 	.pctlops = &airoha_pctlops,

drivers/pinctrl/pinctrl-artpec6.c

@@ -907,7 +907,7 @@ static const struct pinconf_ops artpec6_pconf_ops = {
 	.pin_config_group_set	= artpec6_pconf_group_set,
 };
 
-static struct pinctrl_desc artpec6_desc = {
+static const struct pinctrl_desc artpec6_desc = {
 	.name	 = "artpec6-pinctrl",
 	.owner	 = THIS_MODULE,
 	.pins	 = artpec6_pins,

drivers/pinctrl/pinctrl-bm1880.c

@@ -1298,7 +1298,7 @@ static const struct pinmux_ops bm1880_pinmux_ops = {
 	.set_mux = bm1880_pinmux_set_mux,
 };
 
-static struct pinctrl_desc bm1880_desc = {
+static const struct pinctrl_desc bm1880_desc = {
 	.name = "bm1880_pinctrl",
 	.pins = bm1880_pins,
 	.npins = ARRAY_SIZE(bm1880_pins),

drivers/pinctrl/pinctrl-k210.c

@@ -879,7 +879,7 @@ static const struct pinctrl_ops k210_pinctrl_ops = {
 	.dt_free_map = pinconf_generic_dt_free_map,
 };
 
-static struct pinctrl_desc k210_pinctrl_desc = {
+static const struct pinctrl_desc k210_pinctrl_desc = {
 	.name = "k210-pinctrl",
 	.pins = k210_pins,
 	.npins = K210_NPINS,

drivers/pinctrl/pinctrl-lpc18xx.c

@@ -1257,7 +1257,7 @@ static const struct pinctrl_ops lpc18xx_pctl_ops = {
 	.dt_free_map		= pinctrl_utils_free_map,
 };
 
-static struct pinctrl_desc lpc18xx_scu_desc = {
+static const struct pinctrl_desc lpc18xx_scu_desc = {
 	.name = "lpc18xx/43xx-scu",
 	.pins = lpc18xx_pins,
 	.npins = ARRAY_SIZE(lpc18xx_pins),

drivers/pinctrl/pinctrl-mlxbf3.c

@@ -231,7 +231,7 @@ static const struct pinmux_ops mlxbf3_pmx_ops = {
 	.gpio_request_enable = mlxbf3_gpio_request_enable,
 };
 
-static struct pinctrl_desc mlxbf3_pin_desc = {
+static const struct pinctrl_desc mlxbf3_pin_desc = {
 	.name = "pinctrl-mlxbf3",
 	.pins = mlxbf3_pins,
 	.npins = ARRAY_SIZE(mlxbf3_pins),

drivers/pinctrl/pinctrl-tb10x.c

@@ -735,7 +735,7 @@ static const struct pinmux_ops tb10x_pinmux_ops = {
 	.set_mux = tb10x_pctl_set_mux,
 };
 
-static struct pinctrl_desc tb10x_pindesc = {
+static const struct pinctrl_desc tb10x_pindesc = {
 	.name = "TB10x",
 	.pins = tb10x_pins,
 	.npins = ARRAY_SIZE(tb10x_pins),

drivers/pinctrl/pinctrl-zynq.c

@@ -1143,7 +1143,7 @@ static const struct pinconf_ops zynq_pinconf_ops = {
 	.pin_config_group_set = zynq_pinconf_group_set,
 };
 
-static struct pinctrl_desc zynq_desc = {
+static const struct pinctrl_desc zynq_desc = {
 	.name = "zynq_pinctrl",
 	.pins = zynq_pins,
 	.npins = ARRAY_SIZE(zynq_pins),

drivers/pinctrl/starfive/pinctrl-starfive-jh7100.c

@@ -898,7 +898,7 @@ static const struct pinconf_ops starfive_pinconf_ops = {
 	.is_generic = true,
 };
 
-static struct pinctrl_desc starfive_desc = {
+static const struct pinctrl_desc starfive_desc = {
 	.name = DRIVER_NAME,
 	.pins = starfive_pins,
 	.npins = ARRAY_SIZE(starfive_pins),