1 /*
2  * STMicroelectronics pressures driver
3  *
4  * Copyright 2013 STMicroelectronics Inc.
5  *
6  * Denis Ciocca <denis.ciocca@st.com>
7  *
8  * Licensed under the GPL-2.
9  */
10 
11 #include <linux/kernel.h>
12 #include <linux/module.h>
13 #include <linux/slab.h>
14 #include <linux/spi/spi.h>
15 #include <linux/iio/iio.h>
16 
17 #include <linux/iio/common/st_sensors.h>
18 #include <linux/iio/common/st_sensors_spi.h>
19 #include "st_pressure.h"
20 
21 static int st_press_spi_probe(struct spi_device *spi)
22 {
23 	struct iio_dev *indio_dev;
24 	struct st_sensor_data *press_data;
25 	int err;
26 
27 	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*press_data));
28 	if (indio_dev == NULL)
29 		return -ENOMEM;
30 
31 	press_data = iio_priv(indio_dev);
32 
33 	st_sensors_spi_configure(indio_dev, spi, press_data);
34 
35 	err = st_press_common_probe(indio_dev);
36 	if (err < 0)
37 		return err;
38 
39 	return 0;
40 }
41 
42 static int st_press_spi_remove(struct spi_device *spi)
43 {
44 	st_press_common_remove(spi_get_drvdata(spi));
45 
46 	return 0;
47 }
48 
49 static const struct spi_device_id st_press_id_table[] = {
50 	{ LPS001WP_PRESS_DEV_NAME },
51 	{ LPS25H_PRESS_DEV_NAME },
52 	{ LPS331AP_PRESS_DEV_NAME },
53 	{ LPS22HB_PRESS_DEV_NAME },
54 	{},
55 };
56 MODULE_DEVICE_TABLE(spi, st_press_id_table);
57 
58 static struct spi_driver st_press_driver = {
59 	.driver = {
60 		.name = "st-press-spi",
61 	},
62 	.probe = st_press_spi_probe,
63 	.remove = st_press_spi_remove,
64 	.id_table = st_press_id_table,
65 };
66 module_spi_driver(st_press_driver);
67 
68 MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>");
69 MODULE_DESCRIPTION("STMicroelectronics pressures spi driver");
70 MODULE_LICENSE("GPL v2");
71