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mfd: Add bcm590xx pmu driver

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Add a driver for the BCM590xx PMU multi-function devices. The driver
initially supports regmap initialization and instantiation of the
voltage regulator device function of the PMU.

Signed-off-by: Matt Porter <mporter@linaro.org>
Reviewed-by: Tim Kryger <tim.kryger@linaro.org>
Reviewed-by: Markus Mayer <markus.mayer@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Matt Porter
2014-03-11 19:33:54 -04:00
committed by Lee Jones
parent c6215037ac
commit 037b60f2ca
4 changed files with 133 additions and 0 deletions
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31
include/linux/mfd/bcm590xx.h Normal file
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/*
* Broadcom BCM590xx PMU
*
* Copyright 2014 Linaro Limited
* Author: Matt Porter <mporter@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_MFD_BCM590XX_H
#define __LINUX_MFD_BCM590XX_H
#include <linux/device.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
/* max register address */
#define BCM590XX_MAX_REGISTER 0xe7
struct bcm590xx {
struct device *dev;
struct i2c_client *i2c_client;
struct regmap *regmap;
unsigned int id;
};
#endif /* __LINUX_MFD_BCM590XX_H */