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regulator: lp8755: Convert to use regulator_set_ramp_delay_regmap

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Use regulator_set_ramp_delay_regmap instead of open-coded.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20210527144248.247992-1-axel.lin@ingics.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Axel Lin 2021-05-27 22:42:48 +08:00 committed by Mark Brown
parent 7f8c839442
commit fbd168cd76
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 8 additions and 47 deletions
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55
drivers/regulator/lp8755.c
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@ -136,52 +136,9 @@ err_i2c:
return 0;
}
static int lp8755_buck_set_ramp(struct regulator_dev *rdev, int ramp)
{
int ret;
unsigned int regval = 0x00;
enum lp8755_bucks id = rdev_get_id(rdev);
/* uV/us */
switch (ramp) {
case 0 ... 230:
regval = 0x07;
break;
case 231 ... 470:
regval = 0x06;
break;
case 471 ... 940:
regval = 0x05;
break;
case 941 ... 1900:
regval = 0x04;
break;
case 1901 ... 3800:
regval = 0x03;
break;
case 3801 ... 7500:
regval = 0x02;
break;
case 7501 ... 15000:
regval = 0x01;
break;
case 15001 ... 30000:
regval = 0x00;
break;
default:
dev_err(&rdev->dev,
"Not supported ramp value %d %s\n", ramp, __func__);
return -EINVAL;
}
ret = regmap_update_bits(rdev->regmap, 0x07 + id, 0x07, regval);
if (ret < 0)
goto err_i2c;
return ret;
err_i2c:
dev_err(&rdev->dev, "i2c access error %s\n", __func__);
return ret;
}
static const unsigned int lp8755_buck_ramp_table[] = {
30000, 15000, 7500, 3800, 1900, 940, 470, 230
};
static const struct regulator_ops lp8755_buck_ops = {
.map_voltage = regulator_map_voltage_linear,
@ -194,7 +151,7 @@ static const struct regulator_ops lp8755_buck_ops = {
.enable_time = lp8755_buck_enable_time,
.set_mode = lp8755_buck_set_mode,
.get_mode = lp8755_buck_get_mode,
.set_ramp_delay = lp8755_buck_set_ramp,
.set_ramp_delay = regulator_set_ramp_delay_regmap,
};
#define lp8755_rail(_id) "lp8755_buck"#_id
@ -269,6 +226,10 @@ out_i2c_error:
.enable_mask = LP8755_BUCK_EN_M,\
.vsel_reg = LP8755_REG_BUCK##_id,\
.vsel_mask = LP8755_BUCK_VOUT_M,\
.ramp_reg = (LP8755_BUCK##_id) + 0x7,\
.ramp_mask = 0x7,\
.ramp_delay_table = lp8755_buck_ramp_table,\
.n_ramp_values = ARRAY_SIZE(lp8755_buck_ramp_table),\
}
static const struct regulator_desc lp8755_regulators[] = {