From d0ccbe11773d39baed0cdec606ad6a008c2b19c7 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Fri, 1 Mar 2019 14:24:32 +0800 Subject: [PATCH] regulator: lp87565: 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 Signed-off-by: Mark Brown --- drivers/regulator/lp87565-regulator.c | 47 ++++----------------------- 1 file changed, 7 insertions(+), 40 deletions(-) diff --git a/drivers/regulator/lp87565-regulator.c b/drivers/regulator/lp87565-regulator.c index 0418e478c6dc..81eb4b890c0c 100644 --- a/drivers/regulator/lp87565-regulator.c +++ b/drivers/regulator/lp87565-regulator.c @@ -34,6 +34,10 @@ .ramp_delay = _delay, \ .linear_ranges = _lr, \ .n_linear_ranges = ARRAY_SIZE(_lr), \ + .curr_table = lp87565_buck_uA, \ + .n_current_limits = ARRAY_SIZE(lp87565_buck_uA),\ + .csel_reg = (_cr), \ + .csel_mask = LP87565_BUCK_CTRL_2_ILIM, \ }, \ .ctrl2_reg = _cr, \ } @@ -102,44 +106,7 @@ static int lp87565_buck_set_ramp_delay(struct regulator_dev *rdev, return 0; } -static int lp87565_buck_set_current_limit(struct regulator_dev *rdev, - int min_uA, int max_uA) -{ - int id = rdev_get_id(rdev); - struct lp87565 *lp87565 = rdev_get_drvdata(rdev); - int i; - - for (i = ARRAY_SIZE(lp87565_buck_uA) - 1; i >= 0; i--) { - if (lp87565_buck_uA[i] >= min_uA && - lp87565_buck_uA[i] <= max_uA) - return regmap_update_bits(lp87565->regmap, - regulators[id].ctrl2_reg, - LP87565_BUCK_CTRL_2_ILIM, - i << __ffs(LP87565_BUCK_CTRL_2_ILIM)); - } - - return -EINVAL; -} - -static int lp87565_buck_get_current_limit(struct regulator_dev *rdev) -{ - int id = rdev_get_id(rdev); - struct lp87565 *lp87565 = rdev_get_drvdata(rdev); - int ret; - unsigned int val; - - ret = regmap_read(lp87565->regmap, regulators[id].ctrl2_reg, &val); - if (ret) - return ret; - - val = (val & LP87565_BUCK_CTRL_2_ILIM) >> - __ffs(LP87565_BUCK_CTRL_2_ILIM); - - return (val < ARRAY_SIZE(lp87565_buck_uA)) ? - lp87565_buck_uA[val] : -EINVAL; -} - -/* Operations permitted on BUCK0, BUCK1 */ +/* Operations permitted on BUCKs */ static const struct regulator_ops lp87565_buck_ops = { .is_enabled = regulator_is_enabled_regmap, .enable = regulator_enable_regmap, @@ -150,8 +117,8 @@ static const struct regulator_ops lp87565_buck_ops = { .map_voltage = regulator_map_voltage_linear_range, .set_voltage_time_sel = regulator_set_voltage_time_sel, .set_ramp_delay = lp87565_buck_set_ramp_delay, - .set_current_limit = lp87565_buck_set_current_limit, - .get_current_limit = lp87565_buck_get_current_limit, + .set_current_limit = regulator_set_current_limit_regmap, + .get_current_limit = regulator_get_current_limit_regmap, }; static const struct lp87565_regulator regulators[] = { -- 2.30.2