linux-imx

/* NXP PCF50633 PMIC Driver

 *

 * (C) 2006-2008 by Openmoko, Inc.

 * Author: Balaji Rao <balajirrao@openmoko.org>

 * All rights reserved.

 *

 * Broken down from monstrous PCF50633 driver mainly by

 * Harald Welte and Andy Green and Werner Almesberger

 *

 *  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.

 *

 */

​

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/init.h>

#include <linux/device.h>

#include <linux/err.h>

#include <linux/platform_device.h>

​

#include <linux/mfd/pcf50633/core.h>

#include <linux/mfd/pcf50633/pmic.h>

​

#define PCF50633_REGULATOR(_name, _id, _min_uV, _uV_step, _min_sel, _n) \

    {                           \

        .name = _name,                  \

        .id = PCF50633_REGULATOR_##_id,         \

        .ops = &pcf50633_regulator_ops,         \

        .n_voltages = _n,               \

        .min_uV = _min_uV,              \

        .uV_step = _uV_step,                \

        .linear_min_sel = _min_sel,         \

        .type = REGULATOR_VOLTAGE,          \

        .owner = THIS_MODULE,               \

        .vsel_reg = PCF50633_REG_##_id##OUT,        \

        .vsel_mask = 0xff,              \

        .enable_reg = PCF50633_REG_##_id##OUT + 1,  \

        .enable_mask = PCF50633_REGULATOR_ON,       \

    }

​

static const struct regulator_ops pcf50633_regulator_ops = {

    .set_voltage_sel = regulator_set_voltage_sel_regmap,

    .get_voltage_sel = regulator_get_voltage_sel_regmap,

    .list_voltage = regulator_list_voltage_linear,

    .map_voltage = regulator_map_voltage_linear,

    .enable = regulator_enable_regmap,

    .disable = regulator_disable_regmap,

    .is_enabled = regulator_is_enabled_regmap,

};

​

static const struct regulator_desc regulators[] = {

    [PCF50633_REGULATOR_AUTO] =

        PCF50633_REGULATOR("auto", AUTO, 1800000, 25000, 0x2f, 128),

    [PCF50633_REGULATOR_DOWN1] =

        PCF50633_REGULATOR("down1", DOWN1, 625000, 25000, 0, 96),

    [PCF50633_REGULATOR_DOWN2] =

        PCF50633_REGULATOR("down2", DOWN2, 625000, 25000, 0, 96),

    [PCF50633_REGULATOR_LDO1] =

        PCF50633_REGULATOR("ldo1", LDO1, 900000, 100000, 0, 28),

    [PCF50633_REGULATOR_LDO2] =