1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * IIO accel I2C driver for Freescale MMA7455L 3-axis 10-bit accelerometer
4 * Copyright 2015 Joachim Eastwood <manabian@gmail.com>
5 */
6
7 #include <linux/i2c.h>
8 #include <linux/module.h>
9 #include <linux/regmap.h>
10
11 #include "mma7455.h"
12
mma7455_i2c_probe(struct i2c_client * i2c)13 static int mma7455_i2c_probe(struct i2c_client *i2c)
14 {
15 const struct i2c_device_id *id = i2c_client_get_device_id(i2c);
16 struct regmap *regmap;
17 const char *name = NULL;
18
19 regmap = devm_regmap_init_i2c(i2c, &mma7455_core_regmap);
20 if (IS_ERR(regmap))
21 return PTR_ERR(regmap);
22
23 if (id)
24 name = id->name;
25
26 return mma7455_core_probe(&i2c->dev, regmap, name);
27 }
28
mma7455_i2c_remove(struct i2c_client * i2c)29 static void mma7455_i2c_remove(struct i2c_client *i2c)
30 {
31 mma7455_core_remove(&i2c->dev);
32 }
33
34 static const struct i2c_device_id mma7455_i2c_ids[] = {
35 { "mma7455" },
36 { "mma7456" },
37 { }
38 };
39 MODULE_DEVICE_TABLE(i2c, mma7455_i2c_ids);
40
41 static const struct of_device_id mma7455_of_match[] = {
42 { .compatible = "fsl,mma7455" },
43 { .compatible = "fsl,mma7456" },
44 { }
45 };
46 MODULE_DEVICE_TABLE(of, mma7455_of_match);
47
48 static struct i2c_driver mma7455_i2c_driver = {
49 .probe = mma7455_i2c_probe,
50 .remove = mma7455_i2c_remove,
51 .id_table = mma7455_i2c_ids,
52 .driver = {
53 .name = "mma7455-i2c",
54 .of_match_table = mma7455_of_match,
55 },
56 };
57 module_i2c_driver(mma7455_i2c_driver);
58
59 MODULE_AUTHOR("Joachim Eastwood <manabian@gmail.com>");
60 MODULE_DESCRIPTION("Freescale MMA7455L I2C accelerometer driver");
61 MODULE_LICENSE("GPL v2");
62 MODULE_IMPORT_NS(IIO_MMA7455);
63