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regulator: pv88090: Convert to use regulator_set/get_current_limit_regmap 

Use regulator_set/get_current_limit_regmap helpers to save some code.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Steve Twiss <stwiss.opensource@diasemi.com>;
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Axel Lin 2019-02-28 21:40:21 +08:00 committed by Mark Brown
parent 989a99bc64
commit f4afd05ed6
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 8 additions and 45 deletions
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53
drivers/regulator/pv88090-regulator.c
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@ -42,10 +42,6 @@ enum {
struct pv88090_regulator {
struct regulator_desc desc;
/* Current limiting */
unsigned int n_current_limits;
const int *current_limits;
unsigned int limit_mask;
unsigned int conf;
unsigned int conf2;
};
@ -71,14 +67,14 @@ static const struct regmap_config pv88090_regmap_config = {
* Entry indexes corresponds to register values.
*/
static const int pv88090_buck1_limits[] = {
static const unsigned int pv88090_buck1_limits[] = {
220000, 440000, 660000, 880000, 1100000, 1320000, 1540000, 1760000,
1980000, 2200000, 2420000, 2640000, 2860000, 3080000, 3300000, 3520000,
3740000, 3960000, 4180000, 4400000, 4620000, 4840000, 5060000, 5280000,
5500000, 5720000, 5940000, 6160000, 6380000, 6600000, 6820000, 7040000
};
static const int pv88090_buck23_limits[] = {
static const unsigned int pv88090_buck23_limits[] = {
1496000, 2393000, 3291000, 4189000
};
@ -150,40 +146,6 @@ static int pv88090_buck_set_mode(struct regulator_dev *rdev,
PV88090_BUCK1_MODE_MASK, val);
}
static int pv88090_set_current_limit(struct regulator_dev *rdev, int min,
int max)
{
struct pv88090_regulator *info = rdev_get_drvdata(rdev);
int i;
/* search for closest to maximum */
for (i = info->n_current_limits - 1; i >= 0; i--) {
if (min <= info->current_limits[i]
&& max >= info->current_limits[i]) {
return regmap_update_bits(rdev->regmap,
info->conf,
info->limit_mask,
i << PV88090_BUCK1_ILIM_SHIFT);
}
}
return -EINVAL;
}
static int pv88090_get_current_limit(struct regulator_dev *rdev)
{
struct pv88090_regulator *info = rdev_get_drvdata(rdev);
unsigned int data;
int ret;
ret = regmap_read(rdev->regmap, info->conf, &data);
if (ret < 0)
return ret;
data = (data & info->limit_mask) >> PV88090_BUCK1_ILIM_SHIFT;
return info->current_limits[data];
}
static const struct regulator_ops pv88090_buck_ops = {
.get_mode = pv88090_buck_get_mode,
.set_mode = pv88090_buck_set_mode,
@ -193,8 +155,8 @@ static const struct regulator_ops pv88090_buck_ops = {
.set_voltage_sel = regulator_set_voltage_sel_regmap,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.list_voltage = regulator_list_voltage_linear,
.set_current_limit = pv88090_set_current_limit,
.get_current_limit = pv88090_get_current_limit,
.set_current_limit = regulator_set_current_limit_regmap,
.get_current_limit = regulator_get_current_limit_regmap,
};
static const struct regulator_ops pv88090_ldo_ops = {
@ -223,10 +185,11 @@ static const struct regulator_ops pv88090_ldo_ops = {
.enable_mask = PV88090_##regl_name##_EN, \
.vsel_reg = PV88090_REG_##regl_name##_CONF0, \
.vsel_mask = PV88090_V##regl_name##_MASK, \
.curr_table = limits_array, \
.n_current_limits = ARRAY_SIZE(limits_array), \
.csel_reg = PV88090_REG_##regl_name##_CONF1, \
.csel_mask = PV88090_##regl_name##_ILIM_MASK, \
},\
.current_limits = limits_array, \
.n_current_limits = ARRAY_SIZE(limits_array), \
.limit_mask = PV88090_##regl_name##_ILIM_MASK, \
.conf = PV88090_REG_##regl_name##_CONF1, \
.conf2 = PV88090_REG_##regl_name##_CONF2, \
}