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7be56a8f DC |
1 | /* |
2 | * STMicroelectronics gyroscopes driver | |
3 | * | |
4 | * Copyright 2012-2013 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/i2c.h> | |
15 | #include <linux/iio/iio.h> | |
7be56a8f DC |
16 | |
17 | #include <linux/iio/common/st_sensors.h> | |
18 | #include <linux/iio/common/st_sensors_i2c.h> | |
19 | #include "st_gyro.h" | |
20 | ||
2d7768a8 LW |
21 | #ifdef CONFIG_OF |
22 | static const struct of_device_id st_gyro_of_match[] = { | |
23 | { | |
24 | .compatible = "st,l3g4200d-gyro", | |
25 | .data = L3G4200D_GYRO_DEV_NAME, | |
26 | }, | |
27 | { | |
28 | .compatible = "st,lsm330d-gyro", | |
29 | .data = LSM330D_GYRO_DEV_NAME, | |
30 | }, | |
31 | { | |
32 | .compatible = "st,lsm330dl-gyro", | |
33 | .data = LSM330DL_GYRO_DEV_NAME, | |
34 | }, | |
35 | { | |
36 | .compatible = "st,lsm330dlc-gyro", | |
37 | .data = LSM330DLC_GYRO_DEV_NAME, | |
38 | }, | |
39 | { | |
40 | .compatible = "st,l3gd20-gyro", | |
41 | .data = L3GD20_GYRO_DEV_NAME, | |
42 | }, | |
43 | { | |
44 | .compatible = "st,l3g4is-gyro", | |
45 | .data = L3G4IS_GYRO_DEV_NAME, | |
46 | }, | |
47 | { | |
48 | .compatible = "st,lsm330-gyro", | |
49 | .data = LSM330_GYRO_DEV_NAME, | |
50 | }, | |
41c128cb CDL |
51 | { |
52 | .compatible = "st,lsm9ds0-gyro", | |
53 | .data = LSM9DS0_GYRO_DEV_NAME, | |
54 | }, | |
2d7768a8 LW |
55 | {}, |
56 | }; | |
57 | MODULE_DEVICE_TABLE(of, st_gyro_of_match); | |
58 | #else | |
59 | #define st_gyro_of_match NULL | |
60 | #endif | |
61 | ||
7be56a8f DC |
62 | static int st_gyro_i2c_probe(struct i2c_client *client, |
63 | const struct i2c_device_id *id) | |
64 | { | |
65 | struct iio_dev *indio_dev; | |
66 | struct st_sensor_data *gdata; | |
67 | int err; | |
68 | ||
7a842ed6 SK |
69 | indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*gdata)); |
70 | if (!indio_dev) | |
71 | return -ENOMEM; | |
7be56a8f DC |
72 | |
73 | gdata = iio_priv(indio_dev); | |
2d7768a8 | 74 | st_sensors_of_i2c_probe(client, st_gyro_of_match); |
7be56a8f DC |
75 | |
76 | st_sensors_i2c_configure(indio_dev, client, gdata); | |
77 | ||
ef67b341 | 78 | err = st_gyro_common_probe(indio_dev); |
7be56a8f | 79 | if (err < 0) |
7a842ed6 | 80 | return err; |
7be56a8f DC |
81 | |
82 | return 0; | |
7be56a8f DC |
83 | } |
84 | ||
85 | static int st_gyro_i2c_remove(struct i2c_client *client) | |
86 | { | |
87 | st_gyro_common_remove(i2c_get_clientdata(client)); | |
88 | ||
89 | return 0; | |
90 | } | |
91 | ||
92 | static const struct i2c_device_id st_gyro_id_table[] = { | |
93 | { L3G4200D_GYRO_DEV_NAME }, | |
94 | { LSM330D_GYRO_DEV_NAME }, | |
95 | { LSM330DL_GYRO_DEV_NAME }, | |
96 | { LSM330DLC_GYRO_DEV_NAME }, | |
97 | { L3GD20_GYRO_DEV_NAME }, | |
7be56a8f DC |
98 | { L3G4IS_GYRO_DEV_NAME }, |
99 | { LSM330_GYRO_DEV_NAME }, | |
41c128cb | 100 | { LSM9DS0_GYRO_DEV_NAME }, |
7be56a8f DC |
101 | {}, |
102 | }; | |
103 | MODULE_DEVICE_TABLE(i2c, st_gyro_id_table); | |
104 | ||
105 | static struct i2c_driver st_gyro_driver = { | |
106 | .driver = { | |
7be56a8f | 107 | .name = "st-gyro-i2c", |
2d7768a8 | 108 | .of_match_table = of_match_ptr(st_gyro_of_match), |
7be56a8f DC |
109 | }, |
110 | .probe = st_gyro_i2c_probe, | |
111 | .remove = st_gyro_i2c_remove, | |
112 | .id_table = st_gyro_id_table, | |
113 | }; | |
114 | module_i2c_driver(st_gyro_driver); | |
115 | ||
116 | MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); | |
117 | MODULE_DESCRIPTION("STMicroelectronics gyroscopes i2c driver"); | |
118 | MODULE_LICENSE("GPL v2"); |