forked from luck/tmp_suning_uos_patched
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>
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@ -42,10 +42,6 @@ enum {
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struct pv88090_regulator {
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struct regulator_desc desc;
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/* Current limiting */
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unsigned int n_current_limits;
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const int *current_limits;
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unsigned int limit_mask;
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unsigned int conf;
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unsigned int conf2;
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};
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@ -71,14 +67,14 @@ static const struct regmap_config pv88090_regmap_config = {
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* Entry indexes corresponds to register values.
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*/
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static const int pv88090_buck1_limits[] = {
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static const unsigned int pv88090_buck1_limits[] = {
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220000, 440000, 660000, 880000, 1100000, 1320000, 1540000, 1760000,
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1980000, 2200000, 2420000, 2640000, 2860000, 3080000, 3300000, 3520000,
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3740000, 3960000, 4180000, 4400000, 4620000, 4840000, 5060000, 5280000,
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5500000, 5720000, 5940000, 6160000, 6380000, 6600000, 6820000, 7040000
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};
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static const int pv88090_buck23_limits[] = {
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static const unsigned int pv88090_buck23_limits[] = {
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1496000, 2393000, 3291000, 4189000
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};
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@ -150,40 +146,6 @@ static int pv88090_buck_set_mode(struct regulator_dev *rdev,
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PV88090_BUCK1_MODE_MASK, val);
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}
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static int pv88090_set_current_limit(struct regulator_dev *rdev, int min,
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int max)
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{
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struct pv88090_regulator *info = rdev_get_drvdata(rdev);
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int i;
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/* search for closest to maximum */
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for (i = info->n_current_limits - 1; i >= 0; i--) {
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if (min <= info->current_limits[i]
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&& max >= info->current_limits[i]) {
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return regmap_update_bits(rdev->regmap,
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info->conf,
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info->limit_mask,
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i << PV88090_BUCK1_ILIM_SHIFT);
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}
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}
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return -EINVAL;
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}
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static int pv88090_get_current_limit(struct regulator_dev *rdev)
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{
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struct pv88090_regulator *info = rdev_get_drvdata(rdev);
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unsigned int data;
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int ret;
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ret = regmap_read(rdev->regmap, info->conf, &data);
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if (ret < 0)
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return ret;
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data = (data & info->limit_mask) >> PV88090_BUCK1_ILIM_SHIFT;
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return info->current_limits[data];
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}
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static const struct regulator_ops pv88090_buck_ops = {
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.get_mode = pv88090_buck_get_mode,
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.set_mode = pv88090_buck_set_mode,
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@ -193,8 +155,8 @@ static const struct regulator_ops pv88090_buck_ops = {
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.set_voltage_sel = regulator_set_voltage_sel_regmap,
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.get_voltage_sel = regulator_get_voltage_sel_regmap,
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.list_voltage = regulator_list_voltage_linear,
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.set_current_limit = pv88090_set_current_limit,
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.get_current_limit = pv88090_get_current_limit,
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.set_current_limit = regulator_set_current_limit_regmap,
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.get_current_limit = regulator_get_current_limit_regmap,
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};
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static const struct regulator_ops pv88090_ldo_ops = {
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@ -223,10 +185,11 @@ static const struct regulator_ops pv88090_ldo_ops = {
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.enable_mask = PV88090_##regl_name##_EN, \
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.vsel_reg = PV88090_REG_##regl_name##_CONF0, \
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.vsel_mask = PV88090_V##regl_name##_MASK, \
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},\
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.current_limits = limits_array, \
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.curr_table = limits_array, \
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.n_current_limits = ARRAY_SIZE(limits_array), \
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.limit_mask = PV88090_##regl_name##_ILIM_MASK, \
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.csel_reg = PV88090_REG_##regl_name##_CONF1, \
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.csel_mask = PV88090_##regl_name##_ILIM_MASK, \
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},\
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.conf = PV88090_REG_##regl_name##_CONF1, \
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.conf2 = PV88090_REG_##regl_name##_CONF2, \
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}
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