linux/drivers/hwmon/pmbus/max34440.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Hardware monitoring driver for Maxim MAX34440/MAX34441
 *
 * Copyright (c) 2011 Ericsson AB.
 * Copyright (c) 2012 Guenter Roeck
 */

#include <linux/bitops.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/err.h>
#include <linux/i2c.h>
#include "pmbus.h"

enum chips { … };

#define MAX34440_MFR_VOUT_PEAK …
#define MAX34440_MFR_IOUT_PEAK …
#define MAX34440_MFR_TEMPERATURE_PEAK …
#define MAX34440_MFR_VOUT_MIN …

#define MAX34446_MFR_POUT_PEAK …
#define MAX34446_MFR_POUT_AVG …
#define MAX34446_MFR_IOUT_AVG …
#define MAX34446_MFR_TEMPERATURE_AVG …

#define MAX34440_STATUS_OC_WARN …
#define MAX34440_STATUS_OC_FAULT …
#define MAX34440_STATUS_OT_FAULT …
#define MAX34440_STATUS_OT_WARN …

/*
 * The whole max344* family have IOUT_OC_WARN_LIMIT and IOUT_OC_FAULT_LIMIT
 * swapped from the standard pmbus spec addresses.
 */
#define MAX34440_IOUT_OC_WARN_LIMIT …
#define MAX34440_IOUT_OC_FAULT_LIMIT …

#define MAX34451_MFR_CHANNEL_CONFIG …
#define MAX34451_MFR_CHANNEL_CONFIG_SEL_MASK …

struct max34440_data { … };

#define to_max34440_data(x) …

static const struct i2c_device_id max34440_id[];

static int max34440_read_word_data(struct i2c_client *client, int page,
				   int phase, int reg)
{ … }

static int max34440_write_word_data(struct i2c_client *client, int page,
				    int reg, u16 word)
{ … }

static int max34440_read_byte_data(struct i2c_client *client, int page, int reg)
{ … }

static int max34451_set_supported_funcs(struct i2c_client *client,
					 struct max34440_data *data)
{ … }

static struct pmbus_driver_info max34440_info[] = …;

static int max34440_probe(struct i2c_client *client)
{ … }

static const struct i2c_device_id max34440_id[] = …;
MODULE_DEVICE_TABLE(i2c, max34440_id);

/* This is the driver that will be inserted */
static struct i2c_driver max34440_driver = …;

module_i2c_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;
MODULE_IMPORT_NS(…);