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 
8 static 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 	case BMP380_CHIP_ID:
23 		regmap_config = &bmp380_regmap_config;
24 		break;
25 	default:
26 		return -EINVAL;
27 	}
28 
29 	regmap = devm_regmap_init_i2c(client, regmap_config);
30 	if (IS_ERR(regmap)) {
31 		dev_err(&client->dev, "failed to allocate register map\n");
32 		return PTR_ERR(regmap);
33 	}
34 
35 	return bmp280_common_probe(&client->dev,
36 				   regmap,
37 				   id->driver_data,
38 				   id->name,
39 				   client->irq);
40 }
41 
42 static const struct of_device_id bmp280_of_i2c_match[] = {
43 	{ .compatible = "bosch,bmp085", .data = (void *)BMP180_CHIP_ID },
44 	{ .compatible = "bosch,bmp180", .data = (void *)BMP180_CHIP_ID },
45 	{ .compatible = "bosch,bmp280", .data = (void *)BMP280_CHIP_ID },
46 	{ .compatible = "bosch,bme280", .data = (void *)BME280_CHIP_ID },
47 	{ .compatible = "bosch,bmp380", .data = (void *)BMP380_CHIP_ID },
48 	{ },
49 };
50 MODULE_DEVICE_TABLE(of, bmp280_of_i2c_match);
51 
52 static const struct i2c_device_id bmp280_i2c_id[] = {
53 	{"bmp085", BMP180_CHIP_ID },
54 	{"bmp180", BMP180_CHIP_ID },
55 	{"bmp280", BMP280_CHIP_ID },
56 	{"bme280", BME280_CHIP_ID },
57 	{"bmp380", BMP380_CHIP_ID },
58 	{ },
59 };
60 MODULE_DEVICE_TABLE(i2c, bmp280_i2c_id);
61 
62 static struct i2c_driver bmp280_i2c_driver = {
63 	.driver = {
64 		.name	= "bmp280",
65 		.of_match_table = bmp280_of_i2c_match,
66 		.pm = pm_ptr(&bmp280_dev_pm_ops),
67 	},
68 	.probe		= bmp280_i2c_probe,
69 	.id_table	= bmp280_i2c_id,
70 };
71 module_i2c_driver(bmp280_i2c_driver);
72 
73 MODULE_AUTHOR("Vlad Dogaru <vlad.dogaru@intel.com>");
74 MODULE_DESCRIPTION("Driver for Bosch Sensortec BMP180/BMP280 pressure and temperature sensor");
75 MODULE_LICENSE("GPL v2");
76 MODULE_IMPORT_NS(IIO_BMP280);
77