linux-imx

/*

 * Voltage regulator support for AMS AS3722 PMIC

 *

 * Copyright (C) 2013 ams

 *

 * Author: Florian Lobmaier <florian.lobmaier@ams.com>

 * Author: Laxman Dewangan <ldewangan@nvidia.com>

 *

 * 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.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA

 *

 */

​

#include <linux/err.h>

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/mfd/as3722.h>

#include <linux/of.h>

#include <linux/of_platform.h>

#include <linux/platform_device.h>

#include <linux/regulator/driver.h>

#include <linux/regulator/machine.h>

#include <linux/regulator/of_regulator.h>

#include <linux/slab.h>

​

/* Regulator IDs */

enum as3722_regulators_id {

    AS3722_REGULATOR_ID_SD0,

    AS3722_REGULATOR_ID_SD1,

    AS3722_REGULATOR_ID_SD2,

    AS3722_REGULATOR_ID_SD3,

    AS3722_REGULATOR_ID_SD4,

    AS3722_REGULATOR_ID_SD5,

    AS3722_REGULATOR_ID_SD6,

    AS3722_REGULATOR_ID_LDO0,

    AS3722_REGULATOR_ID_LDO1,

    AS3722_REGULATOR_ID_LDO2,

    AS3722_REGULATOR_ID_LDO3,

    AS3722_REGULATOR_ID_LDO4,

    AS3722_REGULATOR_ID_LDO5,

    AS3722_REGULATOR_ID_LDO6,

    AS3722_REGULATOR_ID_LDO7,

    AS3722_REGULATOR_ID_LDO9,

    AS3722_REGULATOR_ID_LDO10,

    AS3722_REGULATOR_ID_LDO11,

    AS3722_REGULATOR_ID_MAX,

};

​

struct as3722_register_mapping {

    u8 regulator_id;

    const char *name;

    const char *sname;