projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| d6251168 DC |
1 | /* |
| 2 | * STMicroelectronics accelerometers 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> | |
| d6251168 DC |
16 | |
| 17 | #include <linux/iio/common/st_sensors.h> | |
| 18 | #include <linux/iio/common/st_sensors_spi.h> | |
| 19 | #include "st_accel.h" | |
| 20 | ||
| 21 | static int st_accel_spi_probe(struct spi_device *spi) | |
| 22 | { | |
| 23 | struct iio_dev *indio_dev; | |
| 24 | struct st_sensor_data *adata; | |
| 25 | int err; | |
| 26 | ||
| 27 | indio_dev = iio_device_alloc(sizeof(*adata)); | |
| 28 | if (indio_dev == NULL) { | |
| 29 | err = -ENOMEM; | |
| 30 | goto iio_device_alloc_error; | |
| 31 | } | |
| 32 | ||
| 33 | adata = iio_priv(indio_dev); | |
| 34 | adata->dev = &spi->dev; | |
| 35 | ||
| 36 | st_sensors_spi_configure(indio_dev, spi, adata); | |
| 37 | ||
| 38 | err = st_accel_common_probe(indio_dev); | |
| 39 | if (err < 0) | |
| 40 | goto st_accel_common_probe_error; | |
| 41 | ||
| 42 | return 0; | |
| 43 | ||
| 44 | st_accel_common_probe_error: | |
| 45 | iio_device_free(indio_dev); | |
| 46 | iio_device_alloc_error: | |
| 47 | return err; | |
| 48 | } | |
| 49 | ||
| 50 | static int st_accel_spi_remove(struct spi_device *spi) | |
| 51 | { | |
| 52 | st_accel_common_remove(spi_get_drvdata(spi)); | |
| 53 | ||
| 54 | return 0; | |
| 55 | } | |
| 56 | ||
| 57 | static const struct spi_device_id st_accel_id_table[] = { | |
| 58 | { LSM303DLH_ACCEL_DEV_NAME }, | |
| 59 | { LSM303DLHC_ACCEL_DEV_NAME }, | |
| 60 | { LIS3DH_ACCEL_DEV_NAME }, | |
| 61 | { LSM330D_ACCEL_DEV_NAME }, | |
| 62 | { LSM330DL_ACCEL_DEV_NAME }, | |
| 63 | { LSM330DLC_ACCEL_DEV_NAME }, | |
| 64 | { LIS331DLH_ACCEL_DEV_NAME }, | |
| 65 | { LSM303DL_ACCEL_DEV_NAME }, | |
| 66 | { LSM303DLM_ACCEL_DEV_NAME }, | |
| 67 | { LSM330_ACCEL_DEV_NAME }, | |
| 68 | {}, | |
| 69 | }; | |
| 70 | MODULE_DEVICE_TABLE(spi, st_accel_id_table); | |
| 71 | ||
| 72 | static struct spi_driver st_accel_driver = { | |
| 73 | .driver = { | |
| 74 | .owner = THIS_MODULE, | |
| 75 | .name = "st-accel-spi", | |
| 76 | }, | |
| 77 | .probe = st_accel_spi_probe, | |
| 78 | .remove = st_accel_spi_remove, | |
| 79 | .id_table = st_accel_id_table, | |
| 80 | }; | |
| 81 | module_spi_driver(st_accel_driver); | |
| 82 | ||
| 83 | MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); | |
| 84 | MODULE_DESCRIPTION("STMicroelectronics accelerometers spi driver"); | |
| 85 | MODULE_LICENSE("GPL v2"); |