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path: root/drivers/regulator/wm831x-ldo.c
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Diffstat (limited to 'drivers/regulator/wm831x-ldo.c')
-rw-r--r--drivers/regulator/wm831x-ldo.c33
1 files changed, 11 insertions, 22 deletions
diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index 5a7b65e8a529..e4a6f888484e 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -198,7 +198,7 @@ static unsigned int wm831x_gp_ldo_get_optimum_mode(struct regulator_dev *rdev,
}
-static struct regulator_ops wm831x_gp_ldo_ops = {
+static const struct regulator_ops wm831x_gp_ldo_ops = {
.list_voltage = regulator_list_voltage_linear_range,
.map_voltage = regulator_map_voltage_linear_range,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
@@ -409,7 +409,7 @@ static int wm831x_aldo_get_status(struct regulator_dev *rdev)
return regulator_mode_to_status(ret);
}
-static struct regulator_ops wm831x_aldo_ops = {
+static const struct regulator_ops wm831x_aldo_ops = {
.list_voltage = regulator_list_voltage_linear_range,
.map_voltage = regulator_map_voltage_linear_range,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
@@ -557,7 +557,7 @@ static int wm831x_alive_ldo_get_status(struct regulator_dev *rdev)
return REGULATOR_STATUS_OFF;
}
-static struct regulator_ops wm831x_alive_ldo_ops = {
+static const struct regulator_ops wm831x_alive_ldo_ops = {
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
@@ -653,32 +653,21 @@ static struct platform_driver wm831x_alive_ldo_driver = {
},
};
+static struct platform_driver * const drivers[] = {
+ &wm831x_gp_ldo_driver,
+ &wm831x_aldo_driver,
+ &wm831x_alive_ldo_driver,
+};
+
static int __init wm831x_ldo_init(void)
{
- int ret;
-
- ret = platform_driver_register(&wm831x_gp_ldo_driver);
- if (ret != 0)
- pr_err("Failed to register WM831x GP LDO driver: %d\n", ret);
-
- ret = platform_driver_register(&wm831x_aldo_driver);
- if (ret != 0)
- pr_err("Failed to register WM831x ALDO driver: %d\n", ret);
-
- ret = platform_driver_register(&wm831x_alive_ldo_driver);
- if (ret != 0)
- pr_err("Failed to register WM831x alive LDO driver: %d\n",
- ret);
-
- return 0;
+ return platform_register_drivers(drivers, ARRAY_SIZE(drivers));
}
subsys_initcall(wm831x_ldo_init);
static void __exit wm831x_ldo_exit(void)
{
- platform_driver_unregister(&wm831x_alive_ldo_driver);
- platform_driver_unregister(&wm831x_aldo_driver);
- platform_driver_unregister(&wm831x_gp_ldo_driver);
+ platform_unregister_drivers(drivers, ARRAY_SIZE(drivers));
}
module_exit(wm831x_ldo_exit);