path: root/drivers/regulator/palmas-regulator.c

/*
 * Driver for Regulator part of Palmas PMIC Chips
 *
 * Copyright 2011-2013 Texas Instruments Inc.
 *
 * Author: Graeme Gregory <gg@slimlogic.co.uk>
 * Author: Ian Lartey <ian@slimlogic.co.uk>
 *
 *  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/err.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/slab.h>
#include <linux/regmap.h>
#include <linux/mfd/palmas.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/regulator/of_regulator.h>

struct regs_info {
	char	*name;
	char	*sname;
	u8	vsel_addr;
	u8	ctrl_addr;
	u8	tstep_addr;
};

static const struct regs_info palmas_regs_info[] = {
	{
		.name		= "SMPS12",
		.sname		= "smps1-in",
		.vsel_addr	= PALMAS_SMPS12_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS12_CTRL,
		.tstep_addr	= PALMAS_SMPS12_TSTEP,
	},
	{
		.name		= "SMPS123",
		.sname		= "smps1-in",
		.vsel_addr	= PALMAS_SMPS12_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS12_CTRL,
		.tstep_addr	= PALMAS_SMPS12_TSTEP,
	},
	{
		.name		= "SMPS3",
		.sname		= "smps3-in",
		.vsel_addr	= PALMAS_SMPS3_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS3_CTRL,
	},
	{
		.name		= "SMPS45",
		.sname		= "smps4-in",
		.vsel_addr	= PALMAS_SMPS45_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS45_CTRL,
		.tstep_addr	= PALMAS_SMPS45_TSTEP,
	},
	{
		.name		= "SMPS457",
		.sname		= "smps4-in",
		.vsel_addr	= PALMAS_SMPS45_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS45_CTRL,
		.tstep_addr	= PALMAS_SMPS45_TSTEP,
	},
	{
		.name		= "SMPS6",
		.sname		= "smps6-in",
		.vsel_addr	= PALMAS_SMPS6_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS6_CTRL,
		.tstep_addr	= PALMAS_SMPS6_TSTEP,
	},
	{
		.name		= "SMPS7",
		.sname		= "smps7-in",
		.vsel_addr	= PALMAS_SMPS7_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS7_CTRL,
	},
	{
		.name		= "SMPS8",
		.sname		= "smps8-in",
		.vsel_addr	= PALMAS_SMPS8_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS8_CTRL,
		.tstep_addr	= PALMAS_SMPS8_TSTEP,
	},
	{
		.name		= "SMPS9",
		.sname		= "smps9-in",
		.vsel_addr	= PALMAS_SMPS9_VOLTAGE,
		.ctrl_addr	= PALMAS_SMPS9_CTRL,
	},
	{
		.name		= "SMPS10_OUT2",
		.sname		= "smps10-in",
		.ctrl_addr	= PALMAS_SMPS10_CTRL,
	},
	{
		.name		= "SMPS10_OUT1",
		.sname		= "smps10-out2",
		.ctrl_addr	= PALMAS_SMPS10_CTRL,
	},
	{
		.name		= "LDO1",
		.sname		= "ldo1-in",
		.vsel_addr	= PALMAS_LDO1_VOLTAGE,
		.ctrl_addr	= PALMAS_LDO1_CTRL,
	},
	{
		.name		= "LDO2",
		.sname		= "ldo2-in",
		.vsel_addr	= PALMAS_LDO2_VOLTAGE,
		.ctrl_addr	= PALMAS_LDO2_CTRL,
	},
	{
		.name		= "LDO3",
		.sname		= "ldo3-in",
		.vsel_addr	= PALMAS_LDO3_VOLTAGE,
		.ctrl_addr	= PALMAS_LDO3_CTRL,
	},
	{
		.name		= "LDO4",
		.sname		= "ldo4-in",
		.vsel_addr	= PALMAS_LDO4_VOLTAGE,
		.ctrl_addr	= PALMAS_LDO4_CTRL,
	},
	{
		.name		= "LDO5",
		.sname