projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 872e79ad DC |
1 | /* |
| 2 | * STMicroelectronics magnetometers 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/spi/spi.h> | |
| 15 | #include <linux/iio/iio.h> | |
| 872e79ad DC |
16 | |
| 17 | #include <linux/iio/common/st_sensors.h> | |
| 18 | #include <linux/iio/common/st_sensors_spi.h> | |
| 19 | #include "st_magn.h" | |
| 20 | ||
| 21 | static int st_magn_spi_probe(struct spi_device *spi) | |
| 22 | { | |
| 23 | struct iio_dev *indio_dev; | |
| 24 | struct st_sensor_data *mdata; | |
| 25 | int err; | |
| 26 | ||
| 7fc5ad7e SK |
27 | indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*mdata)); |
| 28 | if (!indio_dev) | |
| 29 | return -ENOMEM; | |
| 872e79ad DC |
30 | |
| 31 | mdata = iio_priv(indio_dev); | |
| 872e79ad DC |
32 | |
| 33 | st_sensors_spi_configure(indio_dev, spi, mdata); | |
| 34 | ||
| 2109eb4c | 35 | err = st_magn_common_probe(indio_dev); |
| 872e79ad | 36 | if (err < 0) |
| 7fc5ad7e | 37 | return err; |
| 872e79ad DC |
38 | |
| 39 | return 0; | |
| 872e79ad DC |
40 | } |
| 41 | ||
| 42 | static int st_magn_spi_remove(struct spi_device *spi) | |
| 43 | { | |
| 44 | struct iio_dev *indio_dev = spi_get_drvdata(spi); | |
| 45 | st_magn_common_remove(indio_dev); | |
| 46 | ||
| 47 | return 0; | |
| 48 | } | |
| 49 | ||
| 50 | static const struct spi_device_id st_magn_id_table[] = { | |
| 51 | { LSM303DLHC_MAGN_DEV_NAME }, | |
| 52 | { LSM303DLM_MAGN_DEV_NAME }, | |
| 53 | { LIS3MDL_MAGN_DEV_NAME }, | |
| 1e9676a8 | 54 | { LSM303AGR_MAGN_DEV_NAME }, |
| 872e79ad DC |
55 | {}, |
| 56 | }; | |
| 57 | MODULE_DEVICE_TABLE(spi, st_magn_id_table); | |
| 58 | ||
| 59 | static struct spi_driver st_magn_driver = { | |
| 60 | .driver = { | |
| 872e79ad DC |
61 | .name = "st-magn-spi", |
| 62 | }, | |
| 63 | .probe = st_magn_spi_probe, | |
| 64 | .remove = st_magn_spi_remove, | |
| 65 | .id_table = st_magn_id_table, | |
| 66 | }; | |
| 67 | module_spi_driver(st_magn_driver); | |
| 68 | ||
| 69 | MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); | |
| 70 | MODULE_DESCRIPTION("STMicroelectronics magnetometers spi driver"); | |
| 71 | MODULE_LICENSE("GPL v2"); |