diff options
Diffstat (limited to 'drivers/regulator/tps6524x-regulator.c')
-rw-r--r-- | drivers/regulator/tps6524x-regulator.c | 47 |
1 files changed, 14 insertions, 33 deletions
diff --git a/drivers/regulator/tps6524x-regulator.c b/drivers/regulator/tps6524x-regulator.c index 4a421be6d4f2..b88b3df82381 100644 --- a/drivers/regulator/tps6524x-regulator.c +++ b/drivers/regulator/tps6524x-regulator.c @@ -458,12 +458,10 @@ static int list_voltage(struct regulator_dev *rdev, unsigned selector) info->voltages[selector] : -EINVAL); } -static int set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV, - unsigned *selector) +static int set_voltage_sel(struct regulator_dev *rdev, unsigned selector) { const struct supply_info *info; struct tps6524x *hw; - unsigned i; hw = rdev_get_drvdata(rdev); info = &supply_info[rdev_get_id(rdev)]; @@ -471,20 +469,10 @@ static int set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV, if (info->flags & FIXED_VOLTAGE) return -EINVAL; - for (i = 0; i < info->n_voltages; i++) - if (min_uV <= info->voltages[i] && - max_uV >= info->voltages[i]) - break; - - if (i >= info->n_voltages) - i = info->n_voltages - 1; - - *selector = i; - - return write_field(hw, &info->voltage, i); + return write_field(hw, &info->voltage, selector); } -static int get_voltage(struct regulator_dev *rdev) +static int get_voltage_sel(struct regulator_dev *rdev) { const struct supply_info *info; struct tps6524x *hw; @@ -502,7 +490,7 @@ static int get_voltage(struct regulator_dev *rdev) if (WARN_ON(ret >= info->n_voltages)) return -EIO; - return info->voltages[ret]; + return ret; } static int set_current_limit(struct regulator_dev *rdev, int min_uA, @@ -587,8 +575,8 @@ static struct regulator_ops regulator_ops = { .is_enabled = is_supply_enabled, .enable = enable_supply, .disable = disable_supply, - .get_voltage = get_voltage, - .set_voltage = set_voltage, + .get_voltage_sel = get_voltage_sel, + .set_voltage_sel = set_voltage_sel, .list_voltage = list_voltage, .set_current_limit = set_current_limit, .get_current_limit = get_current_limit, @@ -607,7 +595,6 @@ static int pmic_remove(struct spi_device *spi) hw->rdev[i] = NULL; } spi_set_drvdata(spi, NULL); - kfree(hw); return 0; } @@ -617,6 +604,7 @@ static int __devinit pmic_probe(struct spi_device *spi) struct device *dev = &spi->dev; const struct supply_info *info = supply_info; struct regulator_init_data *init_data; + struct regulator_config config = { }; int ret = 0, i; init_data = dev->platform_data; @@ -625,7 +613,7 @@ static int __devinit pmic_probe(struct spi_device *spi) return -EINVAL; } - hw = kzalloc(sizeof(struct tps6524x), GFP_KERNEL); + hw = devm_kzalloc(&spi->dev, sizeof(struct tps6524x), GFP_KERNEL); if (!hw) { dev_err(dev, "cannot allocate regulator private data\n"); return -ENOMEM; @@ -648,8 +636,11 @@ static int __devinit pmic_probe(struct spi_device *spi) if (info->flags & FIXED_VOLTAGE) hw->desc[i].n_voltages = 1; - hw->rdev[i] = regulator_register(&hw->desc[i], dev, - init_data, hw, NULL); + config.dev = dev; + config.init_data = init_data; + config.driver_data = hw; + + hw->rdev[i] = regulator_register(&hw->desc[i], &config); if (IS_ERR(hw->rdev[i])) { ret = PTR_ERR(hw->rdev[i]); hw->rdev[i] = NULL; @@ -673,17 +664,7 @@ static struct spi_driver pmic_driver = { }, }; -static int __init pmic_driver_init(void) -{ - return spi_register_driver(&pmic_driver); -} -module_init(pmic_driver_init); - -static void __exit pmic_driver_exit(void) -{ - spi_unregister_driver(&pmic_driver); -} -module_exit(pmic_driver_exit); +module_spi_driver(pmic_driver); MODULE_DESCRIPTION("TPS6524X PMIC Driver"); MODULE_AUTHOR("Cyril Chemparathy"); |