GNU Linux-libre 4.9.282-gnu1
[releases.git] / drivers / iio / accel / kxsd9-spi.c
1 #include <linux/device.h>
2 #include <linux/kernel.h>
3 #include <linux/spi/spi.h>
4 #include <linux/module.h>
5 #include <linux/slab.h>
6 #include <linux/regmap.h>
7
8 #include "kxsd9.h"
9
10 static int kxsd9_spi_probe(struct spi_device *spi)
11 {
12         static const struct regmap_config config = {
13                 .reg_bits = 8,
14                 .val_bits = 8,
15                 .max_register = 0x0e,
16         };
17         struct regmap *regmap;
18
19         spi->mode = SPI_MODE_0;
20         regmap = devm_regmap_init_spi(spi, &config);
21         if (IS_ERR(regmap)) {
22                 dev_err(&spi->dev, "%s: regmap allocation failed: %ld\n",
23                         __func__, PTR_ERR(regmap));
24                 return PTR_ERR(regmap);
25         }
26
27         return kxsd9_common_probe(&spi->dev,
28                                   regmap,
29                                   spi_get_device_id(spi)->name);
30 }
31
32 static int kxsd9_spi_remove(struct spi_device *spi)
33 {
34         return kxsd9_common_remove(&spi->dev);
35 }
36
37 static const struct spi_device_id kxsd9_spi_id[] = {
38         {"kxsd9", 0},
39         { },
40 };
41 MODULE_DEVICE_TABLE(spi, kxsd9_spi_id);
42
43 static struct spi_driver kxsd9_spi_driver = {
44         .driver = {
45                 .name = "kxsd9",
46                 .pm = &kxsd9_dev_pm_ops,
47         },
48         .probe = kxsd9_spi_probe,
49         .remove = kxsd9_spi_remove,
50         .id_table = kxsd9_spi_id,
51 };
52 module_spi_driver(kxsd9_spi_driver);
53
54 MODULE_AUTHOR("Jonathan Cameron <jic23@kernel.org>");
55 MODULE_DESCRIPTION("Kionix KXSD9 SPI driver");
56 MODULE_LICENSE("GPL v2");