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540 lines
17 KiB
540 lines
17 KiB
// SPDX-License-Identifier: GPL-2.0+ |
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// |
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// Regulator driver for ATC260x PMICs |
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// |
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// Copyright (C) 2019 Manivannan Sadhasivam <[email protected]> |
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// Copyright (C) 2020 Cristian Ciocaltea <[email protected]> |
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#include <linux/mfd/atc260x/core.h> |
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#include <linux/module.h> |
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#include <linux/of_device.h> |
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#include <linux/regmap.h> |
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#include <linux/regulator/driver.h> |
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struct atc260x_regulator_data { |
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int voltage_time_dcdc; |
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int voltage_time_ldo; |
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}; |
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static const struct linear_range atc2603c_dcdc_voltage_ranges[] = { |
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REGULATOR_LINEAR_RANGE(1300000, 0, 13, 50000), |
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REGULATOR_LINEAR_RANGE(1950000, 14, 15, 100000), |
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}; |
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static const struct linear_range atc2609a_dcdc_voltage_ranges[] = { |
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REGULATOR_LINEAR_RANGE(600000, 0, 127, 6250), |
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REGULATOR_LINEAR_RANGE(1400000, 128, 232, 25000), |
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}; |
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static const struct linear_range atc2609a_ldo_voltage_ranges0[] = { |
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REGULATOR_LINEAR_RANGE(700000, 0, 15, 100000), |
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REGULATOR_LINEAR_RANGE(2100000, 0, 12, 100000), |
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}; |
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static const struct linear_range atc2609a_ldo_voltage_ranges1[] = { |
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REGULATOR_LINEAR_RANGE(850000, 0, 15, 100000), |
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REGULATOR_LINEAR_RANGE(2100000, 0, 11, 100000), |
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}; |
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static const unsigned int atc260x_ldo_voltage_range_sel[] = { |
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0x0, 0x20, |
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}; |
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static int atc260x_dcdc_set_voltage_time_sel(struct regulator_dev *rdev, |
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unsigned int old_selector, |
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unsigned int new_selector) |
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{ |
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struct atc260x_regulator_data *data = rdev_get_drvdata(rdev); |
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if (new_selector > old_selector) |
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return data->voltage_time_dcdc; |
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return 0; |
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} |
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static int atc260x_ldo_set_voltage_time_sel(struct regulator_dev *rdev, |
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unsigned int old_selector, |
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unsigned int new_selector) |
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{ |
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struct atc260x_regulator_data *data = rdev_get_drvdata(rdev); |
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if (new_selector > old_selector) |
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return data->voltage_time_ldo; |
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return 0; |
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} |
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static const struct regulator_ops atc260x_dcdc_ops = { |
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.enable = regulator_enable_regmap, |
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.disable = regulator_disable_regmap, |
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.is_enabled = regulator_is_enabled_regmap, |
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.list_voltage = regulator_list_voltage_linear, |
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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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.set_voltage_time_sel = atc260x_dcdc_set_voltage_time_sel, |
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}; |
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static const struct regulator_ops atc260x_ldo_ops = { |
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.enable = regulator_enable_regmap, |
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.disable = regulator_disable_regmap, |
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.is_enabled = regulator_is_enabled_regmap, |
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.list_voltage = regulator_list_voltage_linear, |
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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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.set_voltage_time_sel = atc260x_ldo_set_voltage_time_sel, |
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}; |
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static const struct regulator_ops atc260x_ldo_bypass_ops = { |
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.enable = regulator_enable_regmap, |
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.disable = regulator_disable_regmap, |
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.is_enabled = regulator_is_enabled_regmap, |
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.list_voltage = regulator_list_voltage_linear, |
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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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.set_voltage_time_sel = atc260x_ldo_set_voltage_time_sel, |
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.set_bypass = regulator_set_bypass_regmap, |
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.get_bypass = regulator_get_bypass_regmap, |
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}; |
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static const struct regulator_ops atc260x_ldo_bypass_discharge_ops = { |
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.enable = regulator_enable_regmap, |
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.disable = regulator_disable_regmap, |
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.is_enabled = regulator_is_enabled_regmap, |
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.list_voltage = regulator_list_voltage_linear, |
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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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.set_voltage_time_sel = atc260x_ldo_set_voltage_time_sel, |
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.set_bypass = regulator_set_bypass_regmap, |
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.get_bypass = regulator_get_bypass_regmap, |
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.set_active_discharge = regulator_set_active_discharge_regmap, |
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}; |
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static const struct regulator_ops atc260x_dcdc_range_ops = { |
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.enable = regulator_enable_regmap, |
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.disable = regulator_disable_regmap, |
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.is_enabled = regulator_is_enabled_regmap, |
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.list_voltage = regulator_list_voltage_linear_range, |
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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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.set_voltage_time_sel = atc260x_dcdc_set_voltage_time_sel, |
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}; |
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static const struct regulator_ops atc260x_ldo_range_pick_ops = { |
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.enable = regulator_enable_regmap, |
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.disable = regulator_disable_regmap, |
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.is_enabled = regulator_is_enabled_regmap, |
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.list_voltage = regulator_list_voltage_pickable_linear_range, |
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.set_voltage_sel = regulator_set_voltage_sel_pickable_regmap, |
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.get_voltage_sel = regulator_get_voltage_sel_pickable_regmap, |
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.set_voltage_time_sel = atc260x_ldo_set_voltage_time_sel, |
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}; |
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static const struct regulator_ops atc260x_dcdc_fixed_ops = { |
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.list_voltage = regulator_list_voltage_linear, |
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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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.set_voltage_time_sel = atc260x_dcdc_set_voltage_time_sel, |
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}; |
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static const struct regulator_ops atc260x_ldo_fixed_ops = { |
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.list_voltage = regulator_list_voltage_linear, |
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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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.set_voltage_time_sel = atc260x_ldo_set_voltage_time_sel, |
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}; |
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static const struct regulator_ops atc260x_no_ops = { |
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}; |
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/* |
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* Note LDO8 is not documented in datasheet (v2.4), but supported |
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* in the vendor's driver implementation (xapp-le-kernel). |
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*/ |
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enum atc2603c_reg_ids { |
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ATC2603C_ID_DCDC1, |
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ATC2603C_ID_DCDC2, |
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ATC2603C_ID_DCDC3, |
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ATC2603C_ID_LDO1, |
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ATC2603C_ID_LDO2, |
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ATC2603C_ID_LDO3, |
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ATC2603C_ID_LDO5, |
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ATC2603C_ID_LDO6, |
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ATC2603C_ID_LDO7, |
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ATC2603C_ID_LDO8, |
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ATC2603C_ID_LDO11, |
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ATC2603C_ID_LDO12, |
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ATC2603C_ID_SWITCHLDO1, |
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ATC2603C_ID_MAX, |
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}; |
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#define atc2603c_reg_desc_dcdc(num, min, step, n_volt, vsel_h, vsel_l) { \ |
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.name = "DCDC"#num, \ |
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.supply_name = "dcdc"#num, \ |
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.of_match = of_match_ptr("dcdc"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2603C_ID_DCDC##num, \ |
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.ops = &atc260x_dcdc_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = min, \ |
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.uV_step = step, \ |
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.n_voltages = n_volt, \ |
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.vsel_reg = ATC2603C_PMU_DC##num##_CTL0, \ |
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.vsel_mask = GENMASK(vsel_h, vsel_l), \ |
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.enable_reg = ATC2603C_PMU_DC##num##_CTL0, \ |
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.enable_mask = BIT(15), \ |
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.enable_time = 800, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2603c_reg_desc_dcdc_range(num, vsel_h, vsel_l) { \ |
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.name = "DCDC"#num, \ |
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.supply_name = "dcdc"#num, \ |
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.of_match = of_match_ptr("dcdc"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2603C_ID_DCDC##num, \ |
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.ops = &atc260x_dcdc_range_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.n_voltages = 16, \ |
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.linear_ranges = atc2603c_dcdc_voltage_ranges, \ |
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.n_linear_ranges = ARRAY_SIZE(atc2603c_dcdc_voltage_ranges), \ |
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.vsel_reg = ATC2603C_PMU_DC##num##_CTL0, \ |
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.vsel_mask = GENMASK(vsel_h, vsel_l), \ |
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.enable_reg = ATC2603C_PMU_DC##num##_CTL0, \ |
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.enable_mask = BIT(15), \ |
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.enable_time = 800, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2603c_reg_desc_dcdc_fixed(num, min, step, n_volt, vsel_h, vsel_l) { \ |
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.name = "DCDC"#num, \ |
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.supply_name = "dcdc"#num, \ |
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.of_match = of_match_ptr("dcdc"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2603C_ID_DCDC##num, \ |
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.ops = &atc260x_dcdc_fixed_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = min, \ |
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.uV_step = step, \ |
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.n_voltages = n_volt, \ |
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.vsel_reg = ATC2603C_PMU_DC##num##_CTL0, \ |
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.vsel_mask = GENMASK(vsel_h, vsel_l), \ |
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.enable_time = 800, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2603c_reg_desc_ldo(num, min, step, n_volt, vsel_h, vsel_l) { \ |
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.name = "LDO"#num, \ |
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.supply_name = "ldo"#num, \ |
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.of_match = of_match_ptr("ldo"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2603C_ID_LDO##num, \ |
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.ops = &atc260x_ldo_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = min, \ |
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.uV_step = step, \ |
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.n_voltages = n_volt, \ |
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.vsel_reg = ATC2603C_PMU_LDO##num##_CTL, \ |
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.vsel_mask = GENMASK(vsel_h, vsel_l), \ |
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.enable_reg = ATC2603C_PMU_LDO##num##_CTL, \ |
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.enable_mask = BIT(0), \ |
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.enable_time = 2000, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2603c_reg_desc_ldo_fixed(num, min, step, n_volt, vsel_h, vsel_l) { \ |
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.name = "LDO"#num, \ |
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.supply_name = "ldo"#num, \ |
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.of_match = of_match_ptr("ldo"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2603C_ID_LDO##num, \ |
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.ops = &atc260x_ldo_fixed_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = min, \ |
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.uV_step = step, \ |
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.n_voltages = n_volt, \ |
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.vsel_reg = ATC2603C_PMU_LDO##num##_CTL, \ |
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.vsel_mask = GENMASK(vsel_h, vsel_l), \ |
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.enable_time = 2000, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2603c_reg_desc_ldo_noops(num, vfixed) { \ |
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.name = "LDO"#num, \ |
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.supply_name = "ldo"#num, \ |
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.of_match = of_match_ptr("ldo"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2603C_ID_LDO##num, \ |
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.ops = &atc260x_no_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.fixed_uV = vfixed, \ |
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.n_voltages = 1, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2603c_reg_desc_ldo_switch(num, min, step, n_volt, vsel_h, vsel_l) { \ |
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.name = "SWITCHLDO"#num, \ |
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.supply_name = "switchldo"#num, \ |
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.of_match = of_match_ptr("switchldo"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2603C_ID_SWITCHLDO##num, \ |
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.ops = &atc260x_ldo_bypass_discharge_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = min, \ |
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.uV_step = step, \ |
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.n_voltages = n_volt, \ |
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.vsel_reg = ATC2603C_PMU_SWITCH_CTL, \ |
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.vsel_mask = GENMASK(vsel_h, vsel_l), \ |
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.enable_reg = ATC2603C_PMU_SWITCH_CTL, \ |
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.enable_mask = BIT(15), \ |
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.enable_is_inverted = true, \ |
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.enable_time = 2000, \ |
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.bypass_reg = ATC2603C_PMU_SWITCH_CTL, \ |
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.bypass_mask = BIT(5), \ |
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.active_discharge_reg = ATC2603C_PMU_SWITCH_CTL, \ |
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.active_discharge_mask = BIT(1), \ |
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.owner = THIS_MODULE, \ |
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} |
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static const struct regulator_desc atc2603c_reg[] = { |
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atc2603c_reg_desc_dcdc_fixed(1, 700000, 25000, 29, 11, 7), |
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atc2603c_reg_desc_dcdc_range(2, 12, 8), |
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atc2603c_reg_desc_dcdc_fixed(3, 2600000, 100000, 8, 11, 9), |
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atc2603c_reg_desc_ldo_fixed(1, 2600000, 100000, 8, 15, 13), |
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atc2603c_reg_desc_ldo_fixed(2, 2600000, 100000, 8, 15, 13), |
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atc2603c_reg_desc_ldo_fixed(3, 1500000, 100000, 6, 15, 13), |
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atc2603c_reg_desc_ldo(5, 2600000, 100000, 8, 15, 13), |
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atc2603c_reg_desc_ldo_fixed(6, 700000, 25000, 29, 15, 11), |
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atc2603c_reg_desc_ldo(7, 1500000, 100000, 6, 15, 13), |
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atc2603c_reg_desc_ldo(8, 2300000, 100000, 11, 15, 12), |
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atc2603c_reg_desc_ldo_fixed(11, 2600000, 100000, 8, 15, 13), |
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atc2603c_reg_desc_ldo_noops(12, 1800000), |
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atc2603c_reg_desc_ldo_switch(1, 3000000, 100000, 4, 4, 3), |
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}; |
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static const struct regulator_desc atc2603c_reg_dcdc2_ver_b = |
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atc2603c_reg_desc_dcdc(2, 1000000, 50000, 18, 12, 8); |
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enum atc2609a_reg_ids { |
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ATC2609A_ID_DCDC0, |
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ATC2609A_ID_DCDC1, |
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ATC2609A_ID_DCDC2, |
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ATC2609A_ID_DCDC3, |
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ATC2609A_ID_DCDC4, |
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ATC2609A_ID_LDO0, |
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ATC2609A_ID_LDO1, |
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ATC2609A_ID_LDO2, |
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ATC2609A_ID_LDO3, |
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ATC2609A_ID_LDO4, |
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ATC2609A_ID_LDO5, |
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ATC2609A_ID_LDO6, |
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ATC2609A_ID_LDO7, |
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ATC2609A_ID_LDO8, |
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ATC2609A_ID_LDO9, |
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ATC2609A_ID_MAX, |
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}; |
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#define atc2609a_reg_desc_dcdc(num, en_bit) { \ |
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.name = "DCDC"#num, \ |
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.supply_name = "dcdc"#num, \ |
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.of_match = of_match_ptr("dcdc"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2609A_ID_DCDC##num, \ |
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.ops = &atc260x_dcdc_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = 600000, \ |
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.uV_step = 6250, \ |
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.n_voltages = 256, \ |
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.vsel_reg = ATC2609A_PMU_DC##num##_CTL0, \ |
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.vsel_mask = GENMASK(15, 8), \ |
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.enable_reg = ATC2609A_PMU_DC_OSC, \ |
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.enable_mask = BIT(en_bit), \ |
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.enable_time = 800, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2609a_reg_desc_dcdc_range(num, en_bit) { \ |
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.name = "DCDC"#num, \ |
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.supply_name = "dcdc"#num, \ |
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.of_match = of_match_ptr("dcdc"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2609A_ID_DCDC##num, \ |
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.ops = &atc260x_dcdc_range_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.n_voltages = 233, \ |
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.linear_ranges = atc2609a_dcdc_voltage_ranges, \ |
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.n_linear_ranges = ARRAY_SIZE(atc2609a_dcdc_voltage_ranges), \ |
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.vsel_reg = ATC2609A_PMU_DC##num##_CTL0, \ |
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.vsel_mask = GENMASK(15, 8), \ |
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.enable_reg = ATC2609A_PMU_DC_OSC, \ |
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.enable_mask = BIT(en_bit), \ |
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.enable_time = 800, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2609a_reg_desc_ldo(num) { \ |
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.name = "LDO"#num, \ |
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.supply_name = "ldo"#num, \ |
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.of_match = of_match_ptr("ldo"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2609A_ID_LDO##num, \ |
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.ops = &atc260x_ldo_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = 700000, \ |
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.uV_step = 100000, \ |
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.n_voltages = 16, \ |
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.vsel_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.vsel_mask = GENMASK(4, 1), \ |
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.enable_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.enable_mask = BIT(0), \ |
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.enable_time = 2000, \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2609a_reg_desc_ldo_bypass(num) { \ |
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.name = "LDO"#num, \ |
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.supply_name = "ldo"#num, \ |
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.of_match = of_match_ptr("ldo"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2609A_ID_LDO##num, \ |
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.ops = &atc260x_ldo_bypass_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.min_uV = 2300000, \ |
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.uV_step = 100000, \ |
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.n_voltages = 12, \ |
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.vsel_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.vsel_mask = GENMASK(5, 2), \ |
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.enable_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.enable_mask = BIT(0), \ |
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.enable_time = 2000, \ |
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.bypass_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.bypass_mask = BIT(1), \ |
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.owner = THIS_MODULE, \ |
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} |
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#define atc2609a_reg_desc_ldo_range_pick(num, n_range, n_volt) { \ |
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.name = "LDO"#num, \ |
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.supply_name = "ldo"#num, \ |
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.of_match = of_match_ptr("ldo"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = ATC2609A_ID_LDO##num, \ |
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.ops = &atc260x_ldo_range_pick_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.linear_ranges = atc2609a_ldo_voltage_ranges##n_range, \ |
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.n_linear_ranges = ARRAY_SIZE(atc2609a_ldo_voltage_ranges##n_range), \ |
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.n_voltages = n_volt, \ |
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.vsel_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.vsel_mask = GENMASK(4, 1), \ |
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.vsel_range_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.vsel_range_mask = BIT(5), \ |
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.linear_range_selectors = atc260x_ldo_voltage_range_sel, \ |
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.enable_reg = ATC2609A_PMU_LDO##num##_CTL0, \ |
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.enable_mask = BIT(0), \ |
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.enable_time = 2000, \ |
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.owner = THIS_MODULE, \ |
|
} |
|
|
|
#define atc2609a_reg_desc_ldo_fixed(num) { \ |
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.name = "LDO"#num, \ |
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.supply_name = "ldo"#num, \ |
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.of_match = of_match_ptr("ldo"#num), \ |
|
.regulators_node = of_match_ptr("regulators"), \ |
|
.id = ATC2609A_ID_LDO##num, \ |
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.ops = &atc260x_ldo_fixed_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
|
.min_uV = 2600000, \ |
|
.uV_step = 100000, \ |
|
.n_voltages = 8, \ |
|
.vsel_reg = ATC2609A_PMU_LDO##num##_CTL, \ |
|
.vsel_mask = GENMASK(15, 13), \ |
|
.enable_time = 2000, \ |
|
.owner = THIS_MODULE, \ |
|
} |
|
|
|
static const struct regulator_desc atc2609a_reg[] = { |
|
atc2609a_reg_desc_dcdc(0, 4), |
|
atc2609a_reg_desc_dcdc(1, 5), |
|
atc2609a_reg_desc_dcdc(2, 6), |
|
atc2609a_reg_desc_dcdc_range(3, 7), |
|
atc2609a_reg_desc_dcdc(4, 8), |
|
atc2609a_reg_desc_ldo_bypass(0), |
|
atc2609a_reg_desc_ldo_bypass(1), |
|
atc2609a_reg_desc_ldo_bypass(2), |
|
atc2609a_reg_desc_ldo_range_pick(3, 0, 29), |
|
atc2609a_reg_desc_ldo_range_pick(4, 0, 29), |
|
atc2609a_reg_desc_ldo(5), |
|
atc2609a_reg_desc_ldo_range_pick(6, 1, 28), |
|
atc2609a_reg_desc_ldo_range_pick(7, 0, 29), |
|
atc2609a_reg_desc_ldo_range_pick(8, 0, 29), |
|
atc2609a_reg_desc_ldo_fixed(9), |
|
}; |
|
|
|
static int atc260x_regulator_probe(struct platform_device *pdev) |
|
{ |
|
struct atc260x *atc260x = dev_get_drvdata(pdev->dev.parent); |
|
struct device *dev = atc260x->dev; |
|
struct atc260x_regulator_data *atc260x_data; |
|
struct regulator_config config = {}; |
|
struct regulator_dev *atc260x_rdev; |
|
const struct regulator_desc *regulators; |
|
bool atc2603c_ver_b = false; |
|
int i, nregulators; |
|
|
|
atc260x_data = devm_kzalloc(&pdev->dev, sizeof(*atc260x_data), GFP_KERNEL); |
|
if (!atc260x_data) |
|
return -ENOMEM; |
|
|
|
atc260x_data->voltage_time_dcdc = 350; |
|
atc260x_data->voltage_time_ldo = 800; |
|
|
|
switch (atc260x->ic_type) { |
|
case ATC2603C: |
|
regulators = atc2603c_reg; |
|
nregulators = ATC2603C_ID_MAX; |
|
atc2603c_ver_b = atc260x->ic_ver == ATC260X_B; |
|
break; |
|
case ATC2609A: |
|
atc260x_data->voltage_time_dcdc = 250; |
|
regulators = atc2609a_reg; |
|
nregulators = ATC2609A_ID_MAX; |
|
break; |
|
default: |
|
dev_err(dev, "unsupported ATC260X ID %d\n", atc260x->ic_type); |
|
return -EINVAL; |
|
} |
|
|
|
config.dev = dev; |
|
config.regmap = atc260x->regmap; |
|
config.driver_data = atc260x_data; |
|
|
|
/* Instantiate the regulators */ |
|
for (i = 0; i < nregulators; i++) { |
|
if (atc2603c_ver_b && regulators[i].id == ATC2603C_ID_DCDC2) |
|
atc260x_rdev = devm_regulator_register(&pdev->dev, |
|
&atc2603c_reg_dcdc2_ver_b, |
|
&config); |
|
else |
|
atc260x_rdev = devm_regulator_register(&pdev->dev, |
|
®ulators[i], |
|
&config); |
|
if (IS_ERR(atc260x_rdev)) { |
|
dev_err(dev, "failed to register regulator: %d\n", i); |
|
return PTR_ERR(atc260x_rdev); |
|
} |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static struct platform_driver atc260x_regulator_driver = { |
|
.probe = atc260x_regulator_probe, |
|
.driver = { |
|
.name = "atc260x-regulator", |
|
}, |
|
}; |
|
|
|
module_platform_driver(atc260x_regulator_driver); |
|
|
|
MODULE_DESCRIPTION("Regulator driver for ATC260x PMICs"); |
|
MODULE_AUTHOR("Manivannan Sadhasivam <[email protected]>"); |
|
MODULE_AUTHOR("Cristian Ciocaltea <[email protected]>"); |
|
MODULE_LICENSE("GPL");
|
|
|