]> git.karo-electronics.de Git - karo-tx-linux.git/blob - drivers/iio/gyro/bmg160_spi.c
Merge back earlier cpufreq fixes for v4.4.
[karo-tx-linux.git] / drivers / iio / gyro / bmg160_spi.c
1 #include <linux/spi/spi.h>
2 #include <linux/regmap.h>
3 #include <linux/iio/iio.h>
4 #include <linux/module.h>
5
6 #include "bmg160.h"
7
8 static const struct regmap_config bmg160_regmap_spi_conf = {
9         .reg_bits = 8,
10         .val_bits = 8,
11         .max_register = 0x3f,
12 };
13
14 static int bmg160_spi_probe(struct spi_device *spi)
15 {
16         struct regmap *regmap;
17         const struct spi_device_id *id = spi_get_device_id(spi);
18
19         regmap = devm_regmap_init_spi(spi, &bmg160_regmap_spi_conf);
20         if (IS_ERR(regmap)) {
21                 dev_err(&spi->dev, "Failed to register spi regmap %d\n",
22                         (int)PTR_ERR(regmap));
23                 return PTR_ERR(regmap);
24         }
25
26         return bmg160_core_probe(&spi->dev, regmap, spi->irq, id->name);
27 }
28
29 static int bmg160_spi_remove(struct spi_device *spi)
30 {
31         bmg160_core_remove(&spi->dev);
32
33         return 0;
34 }
35
36 static const struct spi_device_id bmg160_spi_id[] = {
37         {"bmg160", 0},
38         {"bmi055_gyro", 0},
39         {}
40 };
41
42 MODULE_DEVICE_TABLE(spi, bmg160_spi_id);
43
44 static struct spi_driver bmg160_spi_driver = {
45         .driver = {
46                 .name   = "bmg160_spi",
47                 .pm     = &bmg160_pm_ops,
48         },
49         .probe          = bmg160_spi_probe,
50         .remove         = bmg160_spi_remove,
51         .id_table       = bmg160_spi_id,
52 };
53 module_spi_driver(bmg160_spi_driver);
54
55 MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
56 MODULE_LICENSE("GPL v2");
57 MODULE_DESCRIPTION("BMG160 SPI Gyro driver");