diff options
| author | Axel Lin <axel.lin@ingics.com> | 2019-02-28 16:40:17 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-03-04 02:47:06 +0300 |
| commit | be6230c3198b61e0b0bb1fc843a42a2e5546da36 (patch) | |
| tree | 59e267c9283c2c7d2d1b2c71e54194562e1ce934 /drivers | |
| parent | 8918f068070010928b9a0ae85a9453936dba29a9 (diff) | |
| download | linux-be6230c3198b61e0b0bb1fc843a42a2e5546da36.tar.xz | |
regulator: lp873x: 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>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/regulator/lp873x-regulator.c | 45 |
1 files changed, 6 insertions, 39 deletions
diff --git a/drivers/regulator/lp873x-regulator.c b/drivers/regulator/lp873x-regulator.c index 70651fec8fd9..b55de293ca7a 100644 --- a/drivers/regulator/lp873x-regulator.c +++ b/drivers/regulator/lp873x-regulator.c @@ -39,6 +39,10 @@ .ramp_delay = _delay, \ .linear_ranges = _lr, \ .n_linear_ranges = ARRAY_SIZE(_lr), \ + .curr_table = lp873x_buck_uA, \ + .n_current_limits = ARRAY_SIZE(lp873x_buck_uA), \ + .csel_reg = (_cr), \ + .csel_mask = LP873X_BUCK0_CTRL_2_BUCK0_ILIM,\ }, \ .ctrl2_reg = _cr, \ } @@ -108,43 +112,6 @@ static int lp873x_buck_set_ramp_delay(struct regulator_dev *rdev, return 0; } -static int lp873x_buck_set_current_limit(struct regulator_dev *rdev, - int min_uA, int max_uA) -{ - int id = rdev_get_id(rdev); - struct lp873x *lp873 = rdev_get_drvdata(rdev); - int i; - - for (i = ARRAY_SIZE(lp873x_buck_uA) - 1; i >= 0; i--) { - if (lp873x_buck_uA[i] >= min_uA && - lp873x_buck_uA[i] <= max_uA) - return regmap_update_bits(lp873->regmap, - regulators[id].ctrl2_reg, - LP873X_BUCK0_CTRL_2_BUCK0_ILIM, - i << __ffs(LP873X_BUCK0_CTRL_2_BUCK0_ILIM)); - } - - return -EINVAL; -} - -static int lp873x_buck_get_current_limit(struct regulator_dev *rdev) -{ - int id = rdev_get_id(rdev); - struct lp873x *lp873 = rdev_get_drvdata(rdev); - int ret; - unsigned int val; - - ret = regmap_read(lp873->regmap, regulators[id].ctrl2_reg, &val); - if (ret) - return ret; - - val = (val & LP873X_BUCK0_CTRL_2_BUCK0_ILIM) >> - __ffs(LP873X_BUCK0_CTRL_2_BUCK0_ILIM); - - return (val < ARRAY_SIZE(lp873x_buck_uA)) ? - lp873x_buck_uA[val] : -EINVAL; -} - /* Operations permitted on BUCK0, BUCK1 */ static const struct regulator_ops lp873x_buck01_ops = { .is_enabled = regulator_is_enabled_regmap, @@ -156,8 +123,8 @@ static const struct regulator_ops lp873x_buck01_ops = { .map_voltage = regulator_map_voltage_linear_range, .set_voltage_time_sel = regulator_set_voltage_time_sel, .set_ramp_delay = lp873x_buck_set_ramp_delay, - .set_current_limit = lp873x_buck_set_current_limit, - .get_current_limit = lp873x_buck_get_current_limit, + .set_current_limit = regulator_set_current_limit_regmap, + .get_current_limit = regulator_get_current_limit_regmap, }; /* Operations permitted on LDO0 and LDO1 */ |