diff options
Diffstat (limited to 'drivers/regulator/lp87565-regulator.c')
| -rw-r--r-- | drivers/regulator/lp87565-regulator.c | 54 |
1 files changed, 9 insertions, 45 deletions
diff --git a/drivers/regulator/lp87565-regulator.c b/drivers/regulator/lp87565-regulator.c index 4ed41731a5b1..225e5448c926 100644 --- a/drivers/regulator/lp87565-regulator.c +++ b/drivers/regulator/lp87565-regulator.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Regulator driver for LP87565 PMIC * * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation version 2. */ #include <linux/module.h> @@ -34,6 +31,10 @@ .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 +103,7 @@ 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 +114,8 @@ 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[] = { @@ -193,7 +157,7 @@ static int lp87565_regulator_probe(struct platform_device *pdev) struct lp87565 *lp87565 = dev_get_drvdata(pdev->dev.parent); struct regulator_config config = { }; struct regulator_dev *rdev; - int i, min_idx = LP87565_BUCK_1, max_idx = LP87565_BUCK_3; + int i, min_idx = LP87565_BUCK_0, max_idx = LP87565_BUCK_3; platform_set_drvdata(pdev, lp87565); |