/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* mc13xxx.h - regulators for the Freescale mc13xxx PMIC
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*
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* Copyright (C) 2010 Yong Shen <yong.shen@linaro.org>
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*/
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#ifndef __LINUX_REGULATOR_MC13XXX_H
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#define __LINUX_REGULATOR_MC13XXX_H
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#include <linux/regulator/driver.h>
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struct mc13xxx_regulator {
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struct regulator_desc desc;
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int reg;
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int enable_bit;
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int vsel_reg;
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int vsel_shift;
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int vsel_mask;
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};
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struct mc13xxx_regulator_priv {
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struct mc13xxx *mc13xxx;
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u32 powermisc_pwgt_state;
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struct mc13xxx_regulator *mc13xxx_regulators;
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int num_regulators;
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struct regulator_dev *regulators[];
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};
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extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
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int min_uV, int max_uV, unsigned *selector);
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#ifdef CONFIG_OF
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extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev);
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extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
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struct platform_device *pdev, struct mc13xxx_regulator *regulators,
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int num_regulators);
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#else
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static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)
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{
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return -ENODEV;
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}
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static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
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struct platform_device *pdev, struct mc13xxx_regulator *regulators,
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int num_regulators)
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{
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return NULL;
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}
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#endif
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extern const struct regulator_ops mc13xxx_regulator_ops;
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extern const struct regulator_ops mc13xxx_fixed_regulator_ops;
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#define MC13xxx_DEFINE(prefix, _name, _node, _reg, _vsel_reg, _voltages, _ops) \
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[prefix ## _name] = { \
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.desc = { \
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.name = #_node, \
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.n_voltages = ARRAY_SIZE(_voltages), \
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.volt_table = _voltages, \
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.ops = &_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = prefix ## _name, \
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.owner = THIS_MODULE, \
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}, \
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.reg = prefix ## _reg, \
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.enable_bit = prefix ## _reg ## _ ## _name ## EN, \
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.vsel_reg = prefix ## _vsel_reg, \
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.vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\
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.vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\
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}
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#define MC13xxx_FIXED_DEFINE(prefix, _name, _node, _reg, _voltages, _ops) \
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[prefix ## _name] = { \
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.desc = { \
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.name = #_node, \
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.n_voltages = ARRAY_SIZE(_voltages), \
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.volt_table = _voltages, \
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.ops = &_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = prefix ## _name, \
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.owner = THIS_MODULE, \
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}, \
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.reg = prefix ## _reg, \
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.enable_bit = prefix ## _reg ## _ ## _name ## EN, \
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}
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#define MC13xxx_GPO_DEFINE(prefix, _name, _node, _reg, _voltages, _ops) \
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[prefix ## _name] = { \
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.desc = { \
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.name = #_node, \
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.n_voltages = ARRAY_SIZE(_voltages), \
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.volt_table = _voltages, \
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.ops = &_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = prefix ## _name, \
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.owner = THIS_MODULE, \
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}, \
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.reg = prefix ## _reg, \
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.enable_bit = prefix ## _reg ## _ ## _name ## EN, \
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}
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#define MC13xxx_DEFINE_SW(_name, _node, _reg, _vsel_reg, _voltages, ops) \
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MC13xxx_DEFINE(SW, _name, _node, _reg, _vsel_reg, _voltages, ops)
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#define MC13xxx_DEFINE_REGU(_name, _node, _reg, _vsel_reg, _voltages, ops) \
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MC13xxx_DEFINE(REGU, _name, _node, _reg, _vsel_reg, _voltages, ops)
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#endif
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