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regulator: da9055: Use linear_min_sel and regulator_[map|list]_voltage_linear 

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-11-27 10:26:14 +08:00 committed by Mark Brown
parent 5979b2a35f
commit 6b1f8a4566
1 changed files with 8 additions and 47 deletions
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55
drivers/regulator/da9055-regulator.c
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@ -57,7 +57,6 @@ struct da9055_volt_reg {
int reg_a;
int reg_b;
int sl_shift;
int v_offset;
int v_mask;
int v_shift;
};
@ -204,41 +203,6 @@ static int da9055_buck_set_current_limit(struct regulator_dev *rdev, int min_uA,
info->mode.mask, val << info->mode.shift);
}
static int da9055_list_voltage(struct regulator_dev *rdev, unsigned selector)
{
struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
struct da9055_regulator_info *info = regulator->info;
if (selector >= rdev->desc->n_voltages)
return -EINVAL;
if (selector < info->volt.v_offset)
return 0;
selector -= info->volt.v_offset;
return rdev->desc->min_uV + (rdev->desc->uV_step * selector);
}
static int da9055_map_voltage(struct regulator_dev *rdev, int min_uV,
int max_uV)
{
struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
struct da9055_regulator_info *info = regulator->info;
int sel, voltage;
if (min_uV < rdev->desc->min_uV)
min_uV = rdev->desc->min_uV;
sel = DIV_ROUND_UP(min_uV - rdev->desc->min_uV, rdev->desc->uV_step);
sel += info->volt.v_offset;
voltage = da9055_list_voltage(rdev, sel);
if (voltage < min_uV || voltage > max_uV)
return -EINVAL;
return sel;
}
static int da9055_regulator_get_voltage_sel(struct regulator_dev *rdev)
{
struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
@ -267,10 +231,7 @@ static int da9055_regulator_get_voltage_sel(struct regulator_dev *rdev)
return ret;
sel = (ret & volt.v_mask);
if (sel <= volt.v_offset)
return 0;
else
return sel;
return sel;
}
static int da9055_regulator_set_voltage_sel(struct regulator_dev *rdev,
@ -331,7 +292,7 @@ static int da9055_regulator_set_suspend_voltage(struct regulator_dev *rdev,
return ret;
}
ret = da9055_map_voltage(rdev, uV, uV);
ret = regulator_map_voltage_linear(rdev, uV, uV);
if (ret < 0)
return ret;
@ -374,8 +335,8 @@ static struct regulator_ops da9055_buck_ops = {
.get_voltage_sel = da9055_regulator_get_voltage_sel,
.set_voltage_sel = da9055_regulator_set_voltage_sel,
.list_voltage = da9055_list_voltage,
.map_voltage = da9055_map_voltage,
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
.is_enabled = regulator_is_enabled_regmap,
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
@ -392,8 +353,8 @@ static struct regulator_ops da9055_ldo_ops = {
.get_voltage_sel = da9055_regulator_get_voltage_sel,
.set_voltage_sel = da9055_regulator_set_voltage_sel,
.list_voltage = da9055_list_voltage,
.map_voltage = da9055_map_voltage,
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
.is_enabled = regulator_is_enabled_regmap,
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
@ -417,6 +378,7 @@ static struct regulator_ops da9055_ldo_ops = {
.enable_mask = 1, \
.min_uV = (min) * 1000,\
.uV_step = (step) * 1000,\
.linear_min_sel = (voffset),\
.owner = THIS_MODULE,\
},\
.conf = {\
@ -428,7 +390,6 @@ static struct regulator_ops da9055_ldo_ops = {
.reg_a = DA9055_REG_VBCORE_A + DA9055_ID_##_id, \
.reg_b = DA9055_REG_VBCORE_B + DA9055_ID_##_id, \
.sl_shift = 7,\
.v_offset = (voffset),\
.v_mask = (1 << (vbits)) - 1,\
.v_shift = (vbits),\
},\
@ -446,6 +407,7 @@ static struct regulator_ops da9055_ldo_ops = {
.enable_mask = 1,\
.min_uV = (min) * 1000,\
.uV_step = (step) * 1000,\
.linear_min_sel = (voffset),\
.owner = THIS_MODULE,\
},\
.conf = {\
@ -457,7 +419,6 @@ static struct regulator_ops da9055_ldo_ops = {
.reg_a = DA9055_REG_VBCORE_A + DA9055_ID_##_id, \
.reg_b = DA9055_REG_VBCORE_B + DA9055_ID_##_id, \
.sl_shift = 7,\
.v_offset = (voffset),\
.v_mask = (1 << (vbits)) - 1,\
.v_shift = (vbits),\
},\