xref: /linux/drivers/iio/accel/kxsd9-i2c.c (revision 2db573c5dc1f896d8c6c73d4bdb6429f8b1dcf34)
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/device.h>
3 #include <linux/kernel.h>
4 #include <linux/module.h>
5 #include <linux/mod_devicetable.h>
6 #include <linux/slab.h>
7 #include <linux/i2c.h>
8 #include <linux/delay.h>
9 #include <linux/regmap.h>
10 
11 #include "kxsd9.h"
12 
13 static int kxsd9_i2c_probe(struct i2c_client *i2c)
14 {
15 	static const struct regmap_config config = {
16 		.reg_bits = 8,
17 		.val_bits = 8,
18 		.max_register = 0x0e,
19 	};
20 	struct regmap *regmap;
21 
22 	regmap = devm_regmap_init_i2c(i2c, &config);
23 	if (IS_ERR(regmap)) {
24 		dev_err(&i2c->dev, "Failed to register i2c regmap: %pe\n",
25 			regmap);
26 		return PTR_ERR(regmap);
27 	}
28 
29 	return kxsd9_common_probe(&i2c->dev,
30 				  regmap,
31 				  i2c->name);
32 }
33 
34 static void kxsd9_i2c_remove(struct i2c_client *client)
35 {
36 	kxsd9_common_remove(&client->dev);
37 }
38 
39 static const struct of_device_id kxsd9_of_match[] = {
40 	{ .compatible = "kionix,kxsd9", },
41 	{ },
42 };
43 MODULE_DEVICE_TABLE(of, kxsd9_of_match);
44 
45 static const struct i2c_device_id kxsd9_i2c_id[] = {
46 	{ "kxsd9" },
47 	{ }
48 };
49 MODULE_DEVICE_TABLE(i2c, kxsd9_i2c_id);
50 
51 static struct i2c_driver kxsd9_i2c_driver = {
52 	.driver = {
53 		.name	= "kxsd9",
54 		.of_match_table = kxsd9_of_match,
55 		.pm = pm_ptr(&kxsd9_dev_pm_ops),
56 	},
57 	.probe		= kxsd9_i2c_probe,
58 	.remove		= kxsd9_i2c_remove,
59 	.id_table	= kxsd9_i2c_id,
60 };
61 module_i2c_driver(kxsd9_i2c_driver);
62 
63 MODULE_LICENSE("GPL v2");
64 MODULE_DESCRIPTION("KXSD9 accelerometer I2C interface");
65 MODULE_IMPORT_NS(IIO_KXSD9);
66