regulator: mc13xxx: Constify regulator_ops variables

These regulator_ops variables should never change, make them const.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

drivers/regulator/mc13783-regulator.c

@@ -226,7 +226,7 @@ static const unsigned int mc13783_pwgtdrv_val[] = {
 	5500000,
 };
 
-static struct regulator_ops mc13783_gpo_regulator_ops;
+static const struct regulator_ops mc13783_gpo_regulator_ops;
 
 #define MC13783_DEFINE(prefix, name, node, reg, vsel_reg, voltages)	\
 	MC13xxx_DEFINE(MC13783_REG_, name, node, reg, vsel_reg, voltages, \
@@ -380,7 +380,7 @@ static int mc13783_gpo_regulator_is_enabled(struct regulator_dev *rdev)
 	return (val & mc13xxx_regulators[id].enable_bit) != 0;
 }
 
-static struct regulator_ops mc13783_gpo_regulator_ops = {
+static const struct regulator_ops mc13783_gpo_regulator_ops = {
 	.enable = mc13783_gpo_regulator_enable,
 	.disable = mc13783_gpo_regulator_disable,
 	.is_enabled = mc13783_gpo_regulator_is_enabled,

drivers/regulator/mc13892-regulator.c

@@ -242,8 +242,8 @@ static const unsigned int mc13892_pwgtdrv[] = {
 	5000000,
 };
 
-static struct regulator_ops mc13892_gpo_regulator_ops;
-static struct regulator_ops mc13892_sw_regulator_ops;
+static const struct regulator_ops mc13892_gpo_regulator_ops;
+static const struct regulator_ops mc13892_sw_regulator_ops;
 
 
 #define MC13892_FIXED_DEFINE(name, node, reg, voltages)			\
@@ -387,7 +387,7 @@ static int mc13892_gpo_regulator_is_enabled(struct regulator_dev *rdev)
 }
 
 
-static struct regulator_ops mc13892_gpo_regulator_ops = {
+static const struct regulator_ops mc13892_gpo_regulator_ops = {
 	.enable = mc13892_gpo_regulator_enable,
 	.disable = mc13892_gpo_regulator_disable,
 	.is_enabled = mc13892_gpo_regulator_is_enabled,
@@ -479,7 +479,7 @@ static int mc13892_sw_regulator_set_voltage_sel(struct regulator_dev *rdev,
 	return ret;
 }
 
-static struct regulator_ops mc13892_sw_regulator_ops = {
+static const struct regulator_ops mc13892_sw_regulator_ops = {
 	.list_voltage = regulator_list_voltage_table,
 	.map_voltage = regulator_map_voltage_ascend,
 	.set_voltage_sel = mc13892_sw_regulator_set_voltage_sel,

drivers/regulator/mc13xxx-regulator-core.c

@@ -99,7 +99,7 @@ static int mc13xxx_regulator_get_voltage(struct regulator_dev *rdev)
 	return rdev->desc->volt_table[val];
 }
 
-struct regulator_ops mc13xxx_regulator_ops = {
+const struct regulator_ops mc13xxx_regulator_ops = {
 	.enable = mc13xxx_regulator_enable,
 	.disable = mc13xxx_regulator_disable,
 	.is_enabled = mc13xxx_regulator_is_enabled,
@@ -127,7 +127,7 @@ int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev, int min_uV,
 }
 EXPORT_SYMBOL_GPL(mc13xxx_fixed_regulator_set_voltage);
 
-struct regulator_ops mc13xxx_fixed_regulator_ops = {
+const struct regulator_ops mc13xxx_fixed_regulator_ops = {
 	.enable = mc13xxx_regulator_enable,
 	.disable = mc13xxx_regulator_disable,
 	.is_enabled = mc13xxx_regulator_is_enabled,

drivers/regulator/mc13xxx.h

@@ -53,8 +53,8 @@ static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
 }
 #endif
 
-extern struct regulator_ops mc13xxx_regulator_ops;
-extern struct regulator_ops mc13xxx_fixed_regulator_ops;
+extern const struct regulator_ops mc13xxx_regulator_ops;
+extern const struct regulator_ops mc13xxx_fixed_regulator_ops;
 
 #define MC13xxx_DEFINE(prefix, _name, _node, _reg, _vsel_reg, _voltages, _ops)	\
 	[prefix ## _name] = {				\