diff options
| author | Axel Lin <axel.lin@gmail.com> | 2012-05-16 10:11:13 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-05-16 09:46:58 +0100 |
| commit | dde2b724e6bd6a6ea8516345398d3b8fe06a031b (patch) | |
| tree | d0697dcfafc2a03f1e6e4ac4ec5659bbb3e0fa3c /drivers | |
| parent | a9b2899b9deeae0f83a1a1f5761ee8d2fd7824cd (diff) | |
| download | linux-dde2b724e6bd6a6ea8516345398d3b8fe06a031b.tar.bz2 | |
regulator: isl6271a: Convert to set_voltage_sel and regulator_map_voltage_linear
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/regulator/isl6271a-regulator.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/drivers/regulator/isl6271a-regulator.c b/drivers/regulator/isl6271a-regulator.c index 00cb28816725..56d273f25603 100644 --- a/drivers/regulator/isl6271a-regulator.c +++ b/drivers/regulator/isl6271a-regulator.c @@ -50,25 +50,15 @@ static int isl6271a_get_voltage_sel(struct regulator_dev *dev) return idx; } -static int isl6271a_set_voltage(struct regulator_dev *dev, - int minuV, int maxuV, - unsigned *selector) +static int isl6271a_set_voltage_sel(struct regulator_dev *dev, + unsigned selector) { struct isl_pmic *pmic = rdev_get_drvdata(dev); - int err, data; - - if (minuV < ISL6271A_VOLTAGE_MIN || minuV > ISL6271A_VOLTAGE_MAX) - return -EINVAL; - if (maxuV < ISL6271A_VOLTAGE_MIN || maxuV > ISL6271A_VOLTAGE_MAX) - return -EINVAL; - - data = DIV_ROUND_UP(minuV - ISL6271A_VOLTAGE_MIN, - ISL6271A_VOLTAGE_STEP); - *selector = data; + int err; mutex_lock(&pmic->mtx); - err = i2c_smbus_write_byte(pmic->client, data); + err = i2c_smbus_write_byte(pmic->client, selector); if (err < 0) dev_err(&pmic->client->dev, "Error setting voltage\n"); @@ -78,8 +68,9 @@ static int isl6271a_set_voltage(struct regulator_dev *dev, static struct regulator_ops isl_core_ops = { .get_voltage_sel = isl6271a_get_voltage_sel, - .set_voltage = isl6271a_set_voltage, + .set_voltage_sel = isl6271a_set_voltage_sel, .list_voltage = regulator_list_voltage_linear, + .map_voltage = regulator_map_voltage_linear, }; static int isl6271a_get_fixed_voltage(struct regulator_dev *dev) |