forked from Minki/linux
801a6e0af0
Add support to STM LSM6DSO 6-axis (acc + gyro) Mems sensor https://www.st.com/resource/en/datasheet/lsm6dso.pdf Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
98 lines
2.3 KiB
C
98 lines
2.3 KiB
C
/*
|
|
* STMicroelectronics st_lsm6dsx i2c driver
|
|
*
|
|
* Copyright 2016 STMicroelectronics Inc.
|
|
*
|
|
* Lorenzo Bianconi <lorenzo.bianconi@st.com>
|
|
* Denis Ciocca <denis.ciocca@st.com>
|
|
*
|
|
* Licensed under the GPL-2.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/of.h>
|
|
#include <linux/regmap.h>
|
|
|
|
#include "st_lsm6dsx.h"
|
|
|
|
static const struct regmap_config st_lsm6dsx_i2c_regmap_config = {
|
|
.reg_bits = 8,
|
|
.val_bits = 8,
|
|
};
|
|
|
|
static int st_lsm6dsx_i2c_probe(struct i2c_client *client,
|
|
const struct i2c_device_id *id)
|
|
{
|
|
int hw_id = id->driver_data;
|
|
struct regmap *regmap;
|
|
|
|
regmap = devm_regmap_init_i2c(client, &st_lsm6dsx_i2c_regmap_config);
|
|
if (IS_ERR(regmap)) {
|
|
dev_err(&client->dev, "Failed to register i2c regmap %d\n",
|
|
(int)PTR_ERR(regmap));
|
|
return PTR_ERR(regmap);
|
|
}
|
|
|
|
return st_lsm6dsx_probe(&client->dev, client->irq,
|
|
hw_id, id->name, regmap);
|
|
}
|
|
|
|
static const struct of_device_id st_lsm6dsx_i2c_of_match[] = {
|
|
{
|
|
.compatible = "st,lsm6ds3",
|
|
.data = (void *)ST_LSM6DS3_ID,
|
|
},
|
|
{
|
|
.compatible = "st,lsm6ds3h",
|
|
.data = (void *)ST_LSM6DS3H_ID,
|
|
},
|
|
{
|
|
.compatible = "st,lsm6dsl",
|
|
.data = (void *)ST_LSM6DSL_ID,
|
|
},
|
|
{
|
|
.compatible = "st,lsm6dsm",
|
|
.data = (void *)ST_LSM6DSM_ID,
|
|
},
|
|
{
|
|
.compatible = "st,ism330dlc",
|
|
.data = (void *)ST_ISM330DLC_ID,
|
|
},
|
|
{
|
|
.compatible = "st,lsm6dso",
|
|
.data = (void *)ST_LSM6DSO_ID,
|
|
},
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(of, st_lsm6dsx_i2c_of_match);
|
|
|
|
static const struct i2c_device_id st_lsm6dsx_i2c_id_table[] = {
|
|
{ ST_LSM6DS3_DEV_NAME, ST_LSM6DS3_ID },
|
|
{ ST_LSM6DS3H_DEV_NAME, ST_LSM6DS3H_ID },
|
|
{ ST_LSM6DSL_DEV_NAME, ST_LSM6DSL_ID },
|
|
{ ST_LSM6DSM_DEV_NAME, ST_LSM6DSM_ID },
|
|
{ ST_ISM330DLC_DEV_NAME, ST_ISM330DLC_ID },
|
|
{ ST_LSM6DSO_DEV_NAME, ST_LSM6DSO_ID },
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, st_lsm6dsx_i2c_id_table);
|
|
|
|
static struct i2c_driver st_lsm6dsx_driver = {
|
|
.driver = {
|
|
.name = "st_lsm6dsx_i2c",
|
|
.pm = &st_lsm6dsx_pm_ops,
|
|
.of_match_table = of_match_ptr(st_lsm6dsx_i2c_of_match),
|
|
},
|
|
.probe = st_lsm6dsx_i2c_probe,
|
|
.id_table = st_lsm6dsx_i2c_id_table,
|
|
};
|
|
module_i2c_driver(st_lsm6dsx_driver);
|
|
|
|
MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi@st.com>");
|
|
MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>");
|
|
MODULE_DESCRIPTION("STMicroelectronics st_lsm6dsx i2c driver");
|
|
MODULE_LICENSE("GPL v2");
|