1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Analog Devices LTC2947 high precision power and energy monitor over I2C
4 *
5 * Copyright 2019 Analog Devices Inc.
6 */
7#include <linux/i2c.h>
8#include <linux/module.h>
9#include <linux/regmap.h>
10
11#include "ltc2947.h"
12
13static const struct regmap_config ltc2947_regmap_config = {
14	.reg_bits = 8,
15	.val_bits = 8,
16};
17
18static int ltc2947_probe(struct i2c_client *i2c)
19{
20	struct regmap *map;
21
22	map = devm_regmap_init_i2c(i2c, &ltc2947_regmap_config);
23	if (IS_ERR(map))
24		return PTR_ERR(map);
25
26	return ltc2947_core_probe(map, i2c->name);
27}
28
29static const struct i2c_device_id ltc2947_id[] = {
30	{"ltc2947", 0},
31	{}
32};
33MODULE_DEVICE_TABLE(i2c, ltc2947_id);
34
35static struct i2c_driver ltc2947_driver = {
36	.driver = {
37		.name = "ltc2947",
38		.of_match_table = ltc2947_of_match,
39		.pm = pm_sleep_ptr(&ltc2947_pm_ops),
40	},
41	.probe = ltc2947_probe,
42	.id_table = ltc2947_id,
43};
44module_i2c_driver(ltc2947_driver);
45
46MODULE_AUTHOR("Nuno Sa <nuno.sa@analog.com>");
47MODULE_DESCRIPTION("LTC2947 I2C power and energy monitor driver");
48MODULE_LICENSE("GPL");
49