tps53679.c | Explore in Territory

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Hardware monitoring driver for Texas Instruments TPS53679
 *
 * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
 * Copyright (c) 2017 Vadim Pasternak <[email protected]>
 */

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

enum chips { … };

#define TPS53647_PAGE_NUM …

#define TPS53676_USER_DATA_03 …
#define TPS53676_MAX_PHASES …

#define TPS53679_PROT_VR12_5MV …
#define TPS53679_PROT_VR12_5_10MV …
#define TPS53679_PROT_VR13_10MV …
#define TPS53679_PROT_IMVP8_5MV …
#define TPS53679_PROT_VR13_5MV …
#define TPS53679_PAGE_NUM …

#define TPS53681_DEVICE_ID …

#define TPS53681_PMBUS_REVISION …

#define TPS53681_MFR_SPECIFIC_20 …

static const struct i2c_device_id tps53679_id[];

static int tps53679_identify_mode(struct i2c_client *client,
				  struct pmbus_driver_info *info)
{ … }

static int tps53679_identify_phases(struct i2c_client *client,
				    struct pmbus_driver_info *info)
{ … }

static int tps53679_identify_chip(struct i2c_client *client,
				  u8 revision, u16 id)
{ … }

/*
 * Common identification function for chips with multi-phase support.
 * Since those chips have special configuration registers, we want to have
 * some level of reassurance that we are really talking with the chip
 * being probed. Check PMBus revision and chip ID.
 */
static int tps53679_identify_multiphase(struct i2c_client *client,
					struct pmbus_driver_info *info,
					int pmbus_rev, int device_id)
{ … }

static int tps53679_identify(struct i2c_client *client,
			     struct pmbus_driver_info *info)
{ … }

static int tps53681_identify(struct i2c_client *client,
			     struct pmbus_driver_info *info)
{ … }

static int tps53676_identify(struct i2c_client *client,
			     struct pmbus_driver_info *info)
{ … }

static int tps53681_read_word_data(struct i2c_client *client, int page,
				   int phase, int reg)
{ … }

static struct pmbus_driver_info tps53679_info = …;

static int tps53679_probe(struct i2c_client *client)
{ … }

static const struct i2c_device_id tps53679_id[] = …;

MODULE_DEVICE_TABLE(i2c, tps53679_id);

static const struct of_device_id __maybe_unused tps53679_of_match[] = …;
MODULE_DEVICE_TABLE(of, tps53679_of_match);

static struct i2c_driver tps53679_driver = …;

module_i2c_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;
MODULE_IMPORT_NS(…);
linux/drivers/hwmon/pmbus/tps53679.c
