Merge remote-tracking branches 'regulator/topic/anatop', 'regulator/topic/arizona', 'regulator/topic/bd9571mvw-m' and 'regulator/topic/const' into regulator-next
Mark Brown
8 years ago
commit
59e4c636df
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/*
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* ROHM BD9571MWV-M regulator driver |
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* |
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* Copyright (C) 2017 Marek Vasut <marek.vasut+renesas@gmail.com> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation. |
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* |
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any |
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* kind, whether expressed or implied; without even the implied warranty |
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License version 2 for more details. |
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* |
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* Based on the TPS65086 driver |
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* |
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* NOTE: VD09 is missing |
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*/ |
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#include <linux/module.h> |
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#include <linux/of.h> |
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#include <linux/platform_device.h> |
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#include <linux/regulator/driver.h> |
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#include <linux/mfd/bd9571mwv.h> |
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enum bd9571mwv_regulators { VD09, VD18, VD25, VD33, DVFS }; |
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#define BD9571MWV_REG(_name, _of, _id, _ops, _vr, _vm, _nv, _min, _step, _lmin)\ |
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{ \
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.name = _name, \
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.of_match = of_match_ptr(_of), \
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.regulators_node = "regulators", \
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.id = _id, \
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.ops = &_ops, \
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.n_voltages = _nv, \
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.type = REGULATOR_VOLTAGE, \
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.owner = THIS_MODULE, \
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.vsel_reg = _vr, \
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.vsel_mask = _vm, \
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.min_uV = _min, \
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.uV_step = _step, \
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.linear_min_sel = _lmin, \
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} |
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int bd9571mwv_avs_get_moni_state(struct regulator_dev *rdev) |
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{ |
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unsigned int val; |
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int ret; |
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ret = regmap_read(rdev->regmap, BD9571MWV_AVS_SET_MONI, &val); |
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if (ret != 0) |
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return ret; |
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return val & BD9571MWV_AVS_SET_MONI_MASK; |
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} |
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int bd9571mwv_avs_set_voltage_sel_regmap(struct regulator_dev *rdev, |
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unsigned int sel) |
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{ |
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int ret; |
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ret = bd9571mwv_avs_get_moni_state(rdev); |
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if (ret < 0) |
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return ret; |
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return regmap_write_bits(rdev->regmap, BD9571MWV_AVS_VD09_VID(ret), |
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rdev->desc->vsel_mask, sel); |
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} |
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int bd9571mwv_avs_get_voltage_sel_regmap(struct regulator_dev *rdev) |
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{ |
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unsigned int val; |
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int ret; |
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ret = bd9571mwv_avs_get_moni_state(rdev); |
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if (ret < 0) |
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return ret; |
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ret = regmap_read(rdev->regmap, BD9571MWV_AVS_VD09_VID(ret), &val); |
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if (ret != 0) |
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return ret; |
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val &= rdev->desc->vsel_mask; |
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val >>= ffs(rdev->desc->vsel_mask) - 1; |
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return val; |
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} |
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int bd9571mwv_reg_set_voltage_sel_regmap(struct regulator_dev *rdev, |
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unsigned int sel) |
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{ |
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return regmap_write_bits(rdev->regmap, BD9571MWV_DVFS_SETVID, |
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rdev->desc->vsel_mask, sel); |
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} |
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/* Operations permitted on AVS voltage regulator */ |
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static struct regulator_ops avs_ops = { |
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.set_voltage_sel = bd9571mwv_avs_set_voltage_sel_regmap, |
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.map_voltage = regulator_map_voltage_linear, |
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.get_voltage_sel = bd9571mwv_avs_get_voltage_sel_regmap, |
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.list_voltage = regulator_list_voltage_linear, |
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}; |
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/* Operations permitted on voltage regulators */ |
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static struct regulator_ops reg_ops = { |
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.set_voltage_sel = bd9571mwv_reg_set_voltage_sel_regmap, |
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.map_voltage = regulator_map_voltage_linear, |
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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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}; |
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/* Operations permitted on voltage monitors */ |
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static struct regulator_ops vid_ops = { |
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.map_voltage = regulator_map_voltage_linear, |
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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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}; |
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static struct regulator_desc regulators[] = { |
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BD9571MWV_REG("VD09", "vd09", VD09, avs_ops, 0, 0x7f, |
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0x80, 600000, 10000, 0x3c), |
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BD9571MWV_REG("VD18", "vd18", VD18, vid_ops, BD9571MWV_VD18_VID, 0xf, |
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16, 1625000, 25000, 0), |
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BD9571MWV_REG("VD25", "vd25", VD25, vid_ops, BD9571MWV_VD25_VID, 0xf, |
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16, 2150000, 50000, 0), |
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BD9571MWV_REG("VD33", "vd33", VD33, vid_ops, BD9571MWV_VD33_VID, 0xf, |
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11, 2800000, 100000, 0), |
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BD9571MWV_REG("DVFS", "dvfs", DVFS, reg_ops, |
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BD9571MWV_DVFS_MONIVDAC, 0x7f, |
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0x80, 600000, 10000, 0x3c), |
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}; |
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static int bd9571mwv_regulator_probe(struct platform_device *pdev) |
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{ |
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struct bd9571mwv *bd = dev_get_drvdata(pdev->dev.parent); |
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struct regulator_config config = { }; |
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struct regulator_dev *rdev; |
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int i; |
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platform_set_drvdata(pdev, bd); |
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config.dev = &pdev->dev; |
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config.dev->of_node = bd->dev->of_node; |
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config.driver_data = bd; |
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config.regmap = bd->regmap; |
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for (i = 0; i < ARRAY_SIZE(regulators); i++) { |
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rdev = devm_regulator_register(&pdev->dev, ®ulators[i], |
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&config); |
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if (IS_ERR(rdev)) { |
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dev_err(bd->dev, "failed to register %s regulator\n", |
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pdev->name); |
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return PTR_ERR(rdev); |
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} |
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} |
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return 0; |
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} |
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static const struct platform_device_id bd9571mwv_regulator_id_table[] = { |
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{ "bd9571mwv-regulator", }, |
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{ /* sentinel */ } |
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}; |
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MODULE_DEVICE_TABLE(platform, bd9571mwv_regulator_id_table); |
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static struct platform_driver bd9571mwv_regulator_driver = { |
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.driver = { |
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.name = "bd9571mwv-regulator", |
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}, |
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.probe = bd9571mwv_regulator_probe, |
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.id_table = bd9571mwv_regulator_id_table, |
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}; |
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module_platform_driver(bd9571mwv_regulator_driver); |
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MODULE_AUTHOR("Marek Vasut <marek.vasut+renesas@gmail.com>"); |
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MODULE_DESCRIPTION("BD9571MWV Regulator driver"); |
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MODULE_LICENSE("GPL v2"); |
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@ -0,0 +1,24 @@ |
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/*
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* Platform data for Arizona LDO1 regulator |
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* |
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* Copyright 2017 Cirrus Logic |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation. |
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*/ |
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#ifndef ARIZONA_LDO1_H |
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#define ARIZONA_LDO1_H |
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struct regulator_init_data; |
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struct arizona_ldo1_pdata { |
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/** GPIO controlling LDOENA, if any */ |
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int ldoena; |
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/** Regulator configuration for LDO1 */ |
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const struct regulator_init_data *init_data; |
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}; |
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#endif |
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@ -0,0 +1,21 @@ |
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/*
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* Platform data for Arizona micsupp regulator |
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* |
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* Copyright 2017 Cirrus Logic |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation. |
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*/ |
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#ifndef ARIZONA_MICSUPP_H |
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#define ARIZONA_MICSUPP_H |
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struct regulator_init_data; |
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struct arizona_micsupp_pdata { |
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/** Regulator configuration for micsupp */ |
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const struct regulator_init_data *init_data; |
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}; |
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#endif |
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