1// SPDX-License-Identifier: GPL-2.0-only
2#include <linux/module.h>
3#include <linux/i2c.h>
4#include <linux/regmap.h>
5
6#include "bmp280.h"
7
8static int bmp280_i2c_probe(struct i2c_client *client,
9			    const struct i2c_device_id *id)
10{
11	struct regmap *regmap;
12	const struct regmap_config *regmap_config;
13
14	switch (id->driver_data) {
15	case BMP180_CHIP_ID:
16		regmap_config = &bmp180_regmap_config;
17		break;
18	case BMP280_CHIP_ID:
19	case BME280_CHIP_ID:
20		regmap_config = &bmp280_regmap_config;
21		break;
22	default:
23		return -EINVAL;
24	}
25
26	regmap = devm_regmap_init_i2c(client, regmap_config);
27	if (IS_ERR(regmap)) {
28		dev_err(&client->dev, "failed to allocate register map\n");
29		return PTR_ERR(regmap);
30	}
31
32	return bmp280_common_probe(&client->dev,
33				   regmap,
34				   id->driver_data,
35				   id->name,
36				   client->irq);
37}
38
39static const struct of_device_id bmp280_of_i2c_match[] = {
40	{ .compatible = "bosch,bme280", .data = (void *)BME280_CHIP_ID },
41	{ .compatible = "bosch,bmp280", .data = (void *)BMP280_CHIP_ID },
42	{ .compatible = "bosch,bmp180", .data = (void *)BMP180_CHIP_ID },
43	{ .compatible = "bosch,bmp085", .data = (void *)BMP180_CHIP_ID },
44	{ },
45};
46MODULE_DEVICE_TABLE(of, bmp280_of_i2c_match);
47
48static const struct i2c_device_id bmp280_i2c_id[] = {
49	{"bmp280", BMP280_CHIP_ID },
50	{"bmp180", BMP180_CHIP_ID },
51	{"bmp085", BMP180_CHIP_ID },
52	{"bme280", BME280_CHIP_ID },
53	{ },
54};
55MODULE_DEVICE_TABLE(i2c, bmp280_i2c_id);
56
57static struct i2c_driver bmp280_i2c_driver = {
58	.driver = {
59		.name	= "bmp280",
60		.of_match_table = bmp280_of_i2c_match,
61		.pm = &bmp280_dev_pm_ops,
62	},
63	.probe		= bmp280_i2c_probe,
64	.id_table	= bmp280_i2c_id,
65};
66module_i2c_driver(bmp280_i2c_driver);
67
68MODULE_AUTHOR("Vlad Dogaru <vlad.dogaru@intel.com>");
69MODULE_DESCRIPTION("Driver for Bosch Sensortec BMP180/BMP280 pressure and temperature sensor");
70MODULE_LICENSE("GPL v2");
71