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![Sicelo A. Mhlongo](/assets/img/avatar_default.png)
Add support for STMicroelectronics LIS302DL accelerometer to the st_accel framework. Datasheet: https://www.st.com/resource/en/datasheet/lis302dl.pdf Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Sicelo A. Mhlongo <absicsz@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20220307132502.73854-4-absicsz@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
207 lines
4.6 KiB
C
207 lines
4.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* STMicroelectronics accelerometers driver
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*
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* Copyright 2012-2013 STMicroelectronics Inc.
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*
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* Denis Ciocca <denis.ciocca@st.com>
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/mod_devicetable.h>
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#include <linux/acpi.h>
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#include <linux/i2c.h>
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#include <linux/iio/iio.h>
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#include <linux/iio/common/st_sensors_i2c.h>
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#include "st_accel.h"
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static const struct of_device_id st_accel_of_match[] = {
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{
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/* An older compatible */
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.compatible = "st,lis3lv02d",
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.data = LIS3LV02DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis3lv02dl-accel",
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.data = LIS3LV02DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm303dlh-accel",
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.data = LSM303DLH_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm303dlhc-accel",
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.data = LSM303DLHC_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis3dh-accel",
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.data = LIS3DH_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm330d-accel",
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.data = LSM330D_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm330dl-accel",
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.data = LSM330DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm330dlc-accel",
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.data = LSM330DLC_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis331dl-accel",
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.data = LIS331DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis331dlh-accel",
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.data = LIS331DLH_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm303dl-accel",
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.data = LSM303DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm303dlm-accel",
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.data = LSM303DLM_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm330-accel",
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.data = LSM330_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lsm303agr-accel",
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.data = LSM303AGR_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis2dh12-accel",
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.data = LIS2DH12_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,h3lis331dl-accel",
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.data = H3LIS331DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis3l02dq",
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.data = LIS3L02DQ_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lng2dm-accel",
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.data = LNG2DM_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis2dw12",
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.data = LIS2DW12_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis3de",
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.data = LIS3DE_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis2de12",
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.data = LIS2DE12_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis2hh12",
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.data = LIS2HH12_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis302dl",
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.data = LIS302DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "silan,sc7a20",
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.data = SC7A20_ACCEL_DEV_NAME,
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},
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{},
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};
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MODULE_DEVICE_TABLE(of, st_accel_of_match);
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#ifdef CONFIG_ACPI
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static const struct acpi_device_id st_accel_acpi_match[] = {
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{"SMO8840", (kernel_ulong_t)LIS2DH12_ACCEL_DEV_NAME},
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{"SMO8A90", (kernel_ulong_t)LNG2DM_ACCEL_DEV_NAME},
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{ },
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};
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MODULE_DEVICE_TABLE(acpi, st_accel_acpi_match);
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#endif
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static const struct i2c_device_id st_accel_id_table[] = {
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{ LSM303DLH_ACCEL_DEV_NAME },
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{ LSM303DLHC_ACCEL_DEV_NAME },
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{ LIS3DH_ACCEL_DEV_NAME },
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{ LSM330D_ACCEL_DEV_NAME },
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{ LSM330DL_ACCEL_DEV_NAME },
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{ LSM330DLC_ACCEL_DEV_NAME },
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{ LIS331DLH_ACCEL_DEV_NAME },
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{ LSM303DL_ACCEL_DEV_NAME },
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{ LSM303DLM_ACCEL_DEV_NAME },
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{ LSM330_ACCEL_DEV_NAME },
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{ LSM303AGR_ACCEL_DEV_NAME },
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{ LIS2DH12_ACCEL_DEV_NAME },
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{ LIS3L02DQ_ACCEL_DEV_NAME },
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{ LNG2DM_ACCEL_DEV_NAME },
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{ H3LIS331DL_ACCEL_DEV_NAME },
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{ LIS331DL_ACCEL_DEV_NAME },
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{ LIS3LV02DL_ACCEL_DEV_NAME },
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{ LIS2DW12_ACCEL_DEV_NAME },
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{ LIS3DE_ACCEL_DEV_NAME },
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{ LIS2DE12_ACCEL_DEV_NAME },
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{ LIS2HH12_ACCEL_DEV_NAME },
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{ LIS302DL_ACCEL_DEV_NAME },
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{ SC7A20_ACCEL_DEV_NAME },
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{},
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};
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MODULE_DEVICE_TABLE(i2c, st_accel_id_table);
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static int st_accel_i2c_probe(struct i2c_client *client)
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{
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const struct st_sensor_settings *settings;
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struct st_sensor_data *adata;
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struct iio_dev *indio_dev;
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int ret;
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st_sensors_dev_name_probe(&client->dev, client->name, sizeof(client->name));
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settings = st_accel_get_settings(client->name);
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if (!settings) {
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dev_err(&client->dev, "device name %s not recognized.\n",
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client->name);
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return -ENODEV;
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}
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indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*adata));
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if (!indio_dev)
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return -ENOMEM;
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adata = iio_priv(indio_dev);
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adata->sensor_settings = (struct st_sensor_settings *)settings;
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ret = st_sensors_i2c_configure(indio_dev, client);
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if (ret < 0)
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return ret;
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ret = st_sensors_power_enable(indio_dev);
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if (ret)
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return ret;
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return st_accel_common_probe(indio_dev);
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}
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static struct i2c_driver st_accel_driver = {
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.driver = {
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.name = "st-accel-i2c",
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.of_match_table = st_accel_of_match,
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.acpi_match_table = ACPI_PTR(st_accel_acpi_match),
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},
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.probe_new = st_accel_i2c_probe,
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.id_table = st_accel_id_table,
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};
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module_i2c_driver(st_accel_driver);
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MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>");
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MODULE_DESCRIPTION("STMicroelectronics accelerometers i2c driver");
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MODULE_LICENSE("GPL v2");
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MODULE_IMPORT_NS(IIO_ST_SENSORS);
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