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authorAxel Lin <axel.lin@gmail.com>2012-06-17 09:33:07 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-06-23 12:16:42 +0100
commit9a0fbb627cfa86303b8eb57377f536c64812cc85 (patch)
treef93b58e260cae057d675f03bb583201567a0086a /drivers/regulator/max8998.c
parentb5152415225ba0d489939778f3b85217b25036db (diff)
regulator: max8998: Convert to regulator_list_voltage_linear()
Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/max8998.c')
-rw-r--r--drivers/regulator/max8998.c32
1 files changed, 7 insertions, 25 deletions
diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c
index 18bb58b9b96..105dafca336 100644
--- a/drivers/regulator/max8998.c
+++ b/drivers/regulator/max8998.c
@@ -111,27 +111,6 @@ static const struct voltage_map_desc *ldo_voltage_map[] = {
&buck4_voltage_map_desc, /* BUCK4 */
};
-static int max8998_list_voltage(struct regulator_dev *rdev,
- unsigned int selector)
-{
- const struct voltage_map_desc *desc;
- int ldo = rdev_get_id(rdev);
- int val;
-
- if (ldo >= ARRAY_SIZE(ldo_voltage_map))
- return -EINVAL;
-
- desc = ldo_voltage_map[ldo];
- if (desc == NULL)
- return -EINVAL;
-
- val = desc->min + desc->step * selector;
- if (val > desc->max)
- return -EINVAL;
-
- return val * 1000;
-}
-
static int max8998_get_enable_register(struct regulator_dev *rdev,
int *reg, int *shift)
{
@@ -392,8 +371,8 @@ static int max8998_set_voltage_buck(struct regulator_dev *rdev,
/* if previous_voltage equal new voltage, return */
if (previous_sel == i) {
dev_dbg(max8998->dev, "No voltage change, old:%d, new:%d\n",
- max8998_list_voltage(rdev, previous_sel),
- max8998_list_voltage(rdev, i));
+ regulator_list_voltage_linear(rdev, previous_sel),
+ regulator_list_voltage_linear(rdev, i));
return ret;
}
@@ -519,7 +498,7 @@ static int max8998_set_voltage_buck_time_sel(struct regulator_dev *rdev,
}
static struct regulator_ops max8998_ldo_ops = {
- .list_voltage = max8998_list_voltage,
+ .list_voltage = regulator_list_voltage_linear,
.is_enabled = max8998_ldo_is_enabled,
.enable = max8998_ldo_enable,
.disable = max8998_ldo_disable,
@@ -530,7 +509,7 @@ static struct regulator_ops max8998_ldo_ops = {
};
static struct regulator_ops max8998_buck_ops = {
- .list_voltage = max8998_list_voltage,
+ .list_voltage = regulator_list_voltage_linear,
.is_enabled = max8998_ldo_is_enabled,
.enable = max8998_ldo_enable,
.disable = max8998_ldo_disable,
@@ -860,7 +839,10 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev)
desc = ldo_voltage_map[id];
if (desc && regulators[index].ops != &max8998_others_ops) {
int count = (desc->max - desc->min) / desc->step + 1;
+
regulators[index].n_voltages = count;
+ regulators[index].min_uV = desc->min * 1000;
+ regulators[index].uV_step = desc->step * 1000;
}
config.dev = max8998->dev;