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/*
* mc13xxx.h - regulators for the Freescale mc13xxx PMIC
*
* Copyright (C) 2010 Yong Shen <yong.shen@linaro.org>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef __LINUX_REGULATOR_MC13XXX_H
#define __LINUX_REGULATOR_MC13XXX_H
#include <linux/regulator/driver.h>
struct mc13xxx_regulator {
struct regulator_desc desc;
int reg;
int enable_bit;
int vsel_reg;
int vsel_shift;
int vsel_mask;
int hi_bit;
int const *voltages;
};
struct mc13xxx_regulator_priv {
struct mc13xxx *mc13xxx;
u32 powermisc_pwgt_state;
struct mc13xxx_regulator *mc13xxx_regulators;
struct regulator_dev *regulators[];
};
extern int mc13xxx_sw_regulator(struct regulator_dev *rdev);
extern int mc13xxx_sw_regulator_is_enabled(struct regulator_dev *rdev);
extern int mc13xxx_get_best_voltage_index(struct regulator_dev *rdev,
int min_uV, int max_uV);
extern int mc13xxx_regulator_list_voltage(struct regulator_dev *rdev,
unsigned selector);
extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
int min_uV, int max_uV, unsigned *selector);
extern int mc13xxx_fixed_regulator_get_voltage(struct regulator_dev *rdev);
extern struct regulator_ops mc13xxx_regulator_ops;
extern struct regulator_ops mc13xxx_fixed_regulator_ops;
#define MC13xxx_DEFINE(prefix, _name, _reg, _vsel_reg, _voltages, _ops) \
[prefix ## _name] = { \
.desc = { \
.name = #prefix "_" #_name, \
.n_voltages = ARRAY_SIZE(_voltages), \
.ops = &_ops, \
.type = REGULATOR_VOLTAGE, \
.id = prefix ## _name, \
.owner = THIS_MODULE, \
}, \
.reg = prefix ## _reg, \
.enable_bit = prefix ## _reg ## _ ## _name ## EN, \
.vsel_reg = prefix ## _vsel_reg, \
.vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\
.vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\
.voltages = _voltages, \
}
#define MC13xxx_FIXED_DEFINE(prefix, _name, _reg, _voltages, _ops) \
[prefix ## _name] = { \
.desc = { \
.name = #prefix "_" #_name, \
.n_voltages = ARRAY_SIZE(_voltages), \
.ops = &_ops, \
.type = REGULATOR_VOLTAGE, \
.id = prefix ## _name, \
.owner = THIS_MODULE, \
}, \
.reg = prefix ## _reg, \
.enable_bit = prefix ## _reg ## _ ## _name ## EN, \
.voltages = _voltages, \
}
#define MC13xxx_GPO_DEFINE(prefix, _name, _reg, _voltages, _ops) \
[prefix ## _name] = { \
.desc = { \
.name = #prefix "_" #_name, \
.n_voltages = ARRAY_SIZE(_voltages), \
.ops = &_ops, \
.type = REGULATOR_VOLTAGE, \
.id = prefix ## _name, \
.owner = THIS_MODULE, \
}, \
.reg = prefix ## _reg, \
.enable_bit = prefix ## _reg ## _ ## _name ## EN, \
.voltages = _voltages, \
}
#define MC13xxx_DEFINE_SW(_name, _reg, _vsel_reg, _voltages, ops) \
MC13xxx_DEFINE(SW, _name, _reg, _vsel_reg, _voltages, ops)
#define MC13xxx_DEFINE_REGU(_name, _reg, _vsel_reg, _voltages, ops) \
MC13xxx_DEFINE(REGU, _name, _reg, _vsel_reg, _voltages, ops)
#endif
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