projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | }, | |
| 51 | {}, | |
| 52 | }; | |
| 53 | MODULE_DEVICE_TABLE(of, st_gyro_of_match); | |
| 54 | #else | |
| 55 | #define st_gyro_of_match NULL | |
| 56 | #endif | |
| 57 | ||
| 7be56a8f DC |
58 | static int st_gyro_i2c_probe(struct i2c_client *client, |
| 59 | const struct i2c_device_id *id) | |
| 60 | { | |
| 61 | struct iio_dev *indio_dev; | |
| 62 | struct st_sensor_data *gdata; | |
| 63 | int err; | |
| 64 | ||
| 7a842ed6 SK |
65 | indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*gdata)); |
| 66 | if (!indio_dev) | |
| 67 | return -ENOMEM; | |
| 7be56a8f DC |
68 | |
| 69 | gdata = iio_priv(indio_dev); | |
| 2d7768a8 | 70 | st_sensors_of_i2c_probe(client, st_gyro_of_match); |
| 7be56a8f DC |
71 | |
| 72 | st_sensors_i2c_configure(indio_dev, client, gdata); | |
| 73 | ||
| ef67b341 | 74 | err = st_gyro_common_probe(indio_dev); |
| 7be56a8f | 75 | if (err < 0) |
| 7a842ed6 | 76 | return err; |
| 7be56a8f DC |
77 | |
| 78 | return 0; | |
| 7be56a8f DC |
79 | } |
| 80 | ||
| 81 | static int st_gyro_i2c_remove(struct i2c_client *client) | |
| 82 | { | |
| 83 | st_gyro_common_remove(i2c_get_clientdata(client)); | |
| 84 | ||
| 85 | return 0; | |
| 86 | } | |
| 87 | ||
| 88 | static const struct i2c_device_id st_gyro_id_table[] = { | |
| 89 | { L3G4200D_GYRO_DEV_NAME }, | |
| 90 | { LSM330D_GYRO_DEV_NAME }, | |
| 91 | { LSM330DL_GYRO_DEV_NAME }, | |
| 92 | { LSM330DLC_GYRO_DEV_NAME }, | |
| 93 | { L3GD20_GYRO_DEV_NAME }, | |
| 7be56a8f DC |
94 | { L3G4IS_GYRO_DEV_NAME }, |
| 95 | { LSM330_GYRO_DEV_NAME }, | |
| 96 | {}, | |
| 97 | }; | |
| 98 | MODULE_DEVICE_TABLE(i2c, st_gyro_id_table); | |
| 99 | ||
| 100 | static struct i2c_driver st_gyro_driver = { | |
| 101 | .driver = { | |
| 7be56a8f | 102 | .name = "st-gyro-i2c", |
| 2d7768a8 | 103 | .of_match_table = of_match_ptr(st_gyro_of_match), |
| 7be56a8f DC |
104 | }, |
| 105 | .probe = st_gyro_i2c_probe, | |
| 106 | .remove = st_gyro_i2c_remove, | |
| 107 | .id_table = st_gyro_id_table, | |
| 108 | }; | |
| 109 | module_i2c_driver(st_gyro_driver); | |
| 110 | ||
| 111 | MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); | |
| 112 | MODULE_DESCRIPTION("STMicroelectronics gyroscopes i2c driver"); | |
| 113 | MODULE_LICENSE("GPL v2"); |