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drivers: regulator: max20335: allow current limit operations only for BUCKs

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LDOs don't have such possibility so add the extra checks.

Signed-off-by: Bartosz Bilas <b.bilas@grinn-global.com>
This commit is contained in:
Bartosz Bilas 2024-01-02 13:23:03 +01:00 committed by Carles Cufí
parent 6f84f34647
commit 7213e8e1f5
1 changed files with 15 additions and 0 deletions
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15
drivers/regulator/regulator_max20335.c
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@ -224,6 +224,11 @@ static unsigned int regulator_max20335_count_current_limits(const struct device
{
const struct regulator_max20335_config *config = dev->config;
if (config->source != MAX20335_PMIC_SOURCE_BUCK1 &&
config->source != MAX20335_PMIC_SOURCE_BUCK2) {
return -ENOTSUP;
}
return linear_range_values_count(config->desc->ua_range);
}
@ -232,6 +237,11 @@ static int regulator_max20335_list_current_limit(const struct device *dev, unsig
{
const struct regulator_max20335_config *config = dev->config;
if (config->source != MAX20335_PMIC_SOURCE_BUCK1 &&
config->source != MAX20335_PMIC_SOURCE_BUCK2) {
return -ENOTSUP;
}
return linear_range_get_value(config->desc->ua_range, idx, current_ua);
}
@ -244,6 +254,11 @@ static int regulator_max20335_set_current_limit(const struct device *dev,
uint16_t idx;
int ret;
if (config->source != MAX20335_PMIC_SOURCE_BUCK1 &&
config->source != MAX20335_PMIC_SOURCE_BUCK2) {
return -ENOTSUP;
}
ret = i2c_reg_read_byte_dt(&config->bus, MAX20335_BUCK12_CSET, &val);
if (ret < 0) {
return ret;