xref: /openbmc/linux/drivers/iio/accel/mma7455_spi.c (revision 4f6cce39)
1 /*
2  * IIO accel SPI driver for Freescale MMA7455L 3-axis 10-bit accelerometer
3  * Copyright 2015 Joachim Eastwood <manabian@gmail.com>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  */
9 
10 #include <linux/module.h>
11 #include <linux/regmap.h>
12 #include <linux/spi/spi.h>
13 
14 #include "mma7455.h"
15 
16 static int mma7455_spi_probe(struct spi_device *spi)
17 {
18 	const struct spi_device_id *id = spi_get_device_id(spi);
19 	struct regmap *regmap;
20 
21 	regmap = devm_regmap_init_spi(spi, &mma7455_core_regmap);
22 	if (IS_ERR(regmap))
23 		return PTR_ERR(regmap);
24 
25 	return mma7455_core_probe(&spi->dev, regmap, id->name);
26 }
27 
28 static int mma7455_spi_remove(struct spi_device *spi)
29 {
30 	return mma7455_core_remove(&spi->dev);
31 }
32 
33 static const struct spi_device_id mma7455_spi_ids[] = {
34 	{ "mma7455", 0 },
35 	{ "mma7456", 0 },
36 	{ }
37 };
38 MODULE_DEVICE_TABLE(spi, mma7455_spi_ids);
39 
40 static struct spi_driver mma7455_spi_driver = {
41 	.probe = mma7455_spi_probe,
42 	.remove = mma7455_spi_remove,
43 	.id_table = mma7455_spi_ids,
44 	.driver = {
45 		.name = "mma7455-spi",
46 	},
47 };
48 module_spi_driver(mma7455_spi_driver);
49 
50 MODULE_AUTHOR("Joachim Eastwood <manabian@gmail.com>");
51 MODULE_DESCRIPTION("Freescale MMA7455L SPI accelerometer driver");
52 MODULE_LICENSE("GPL v2");
53