linux-imx

/*

 * 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;

};

​

struct mc13xxx_regulator_priv {

    struct mc13xxx *mc13xxx;

    u32 powermisc_pwgt_state;

    struct mc13xxx_regulator *mc13xxx_regulators;

    int num_regulators;

    struct regulator_dev *regulators[];

};

​

extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,

        int min_uV, int max_uV, unsigned *selector);

​

#ifdef CONFIG_OF

extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev);

extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(

    struct platform_device *pdev, struct mc13xxx_regulator *regulators,

    int num_regulators);

#else

static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)

{

    return -ENODEV;

}

​

static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(

    struct platform_device *pdev, struct mc13xxx_regulator *regulators,

    int num_regulators)

{

    return NULL;

}

#endif

​

extern const struct regulator_ops mc13xxx_regulator_ops;

extern const struct regulator_ops mc13xxx_fixed_regulator_ops;

​

#define MC13xxx_DEFINE(prefix, _name, _node, _reg, _vsel_reg, _voltages, _ops)  \

    [prefix ## _name] = {               \

        .desc = {                       \

            .name = #_node,                 \

            .n_voltages = ARRAY_SIZE(_voltages),        \