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iio: accel: add support for FXLS8962AF/FXLS8964AF accelerometers

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Add basic support for NXP FXLS8962AF/FXLS8964AF Automotive
accelerometers.
It will allow setting up scale/gain and reading x,y,z
axis.

Datasheet: https://www.nxp.com/docs/en/data-sheet/FXLS8962AF.pdf
Datasheet: https://www.nxp.com/docs/en/data-sheet/FXLS8964AF.pdf
Signed-off-by: Sean Nyekjaer <sean@geanix.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Sean Nyekjaer
2021-05-17 13:54:23 +01:00
committed by Jonathan Cameron
parent f7d5c18a8c
commit a3e0b51884
6 changed files with 726 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/iio/accel/Kconfig
+27
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@@ -226,6 +226,33 @@ config DMARD10
Choosing M will build the driver as a module. If so, the module
will be called dmard10.
config FXLS8962AF
tristate
config FXLS8962AF_I2C
tristate "NXP FXLS8962AF/FXLS8964AF Accelerometer I2C Driver"
depends on I2C
select FXLS8962AF
select REGMAP_I2C
help
Say yes here to build support for the NXP 3-axis automotive
accelerometer FXLS8962AF/FXLS8964AF with I2C support.
To compile this driver as a module, choose M here: the module
will be called fxls8962af_i2c.
config FXLS8962AF_SPI
tristate "NXP FXLS8962AF/FXLS8964AF Accelerometer SPI Driver"
depends on SPI
select FXLS8962AF
select REGMAP_SPI
help
Say yes here to build support for the NXP 3-axis automotive
accelerometer FXLS8962AF/FXLS8964AF with SPI support.
To compile this driver as a module, choose M here: the module
will be called fxls8962af_spi.
config HID_SENSOR_ACCEL_3D
depends on HID_SENSOR_HUB
select IIO_BUFFER
drivers/iio/accel/Makefile
+3
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@@ -27,6 +27,9 @@ obj-$(CONFIG_DA311) += da311.o
obj-$(CONFIG_DMARD06) += dmard06.o
obj-$(CONFIG_DMARD09) += dmard09.o
obj-$(CONFIG_DMARD10) += dmard10.o
obj-$(CONFIG_FXLS8962AF) += fxls8962af-core.o
obj-$(CONFIG_FXLS8962AF_I2C) += fxls8962af-i2c.o
obj-$(CONFIG_FXLS8962AF_SPI) += fxls8962af-spi.o
obj-$(CONFIG_HID_SENSOR_ACCEL_3D) += hid-sensor-accel-3d.o
obj-$(CONFIG_KXCJK1013) += kxcjk-1013.o
obj-$(CONFIG_KXSD9) += kxsd9.o
drivers/iio/accel/fxls8962af-core.c
+560
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File diff suppressed because it is too large Load Diff
drivers/iio/accel/fxls8962af-i2c.c
+57
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@@ -0,0 +1,57 @@
// SPDX-License-Identifier: GPL-2.0
/*
* NXP FXLS8962AF/FXLS8964AF Accelerometer I2C Driver
*
* Copyright 2021 Connected Cars A/S
*/
#include <linux/dev_printk.h>
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/regmap.h>
#include "fxls8962af.h"
static int fxls8962af_probe(struct i2c_client *client)
{
struct regmap *regmap;
regmap = devm_regmap_init_i2c(client, &fxls8962af_regmap_conf);
if (IS_ERR(regmap)) {
dev_err(&client->dev, "Failed to initialize i2c regmap\n");
return PTR_ERR(regmap);
}
return fxls8962af_core_probe(&client->dev, regmap, client->irq);
}
static const struct i2c_device_id fxls8962af_id[] = {
{ "fxls8962af", fxls8962af },
{ "fxls8964af", fxls8964af },
{}
};
MODULE_DEVICE_TABLE(i2c, fxls8962af_id);
static const struct of_device_id fxls8962af_of_match[] = {
{ .compatible = "nxp,fxls8962af" },
{ .compatible = "nxp,fxls8964af" },
{}
};
MODULE_DEVICE_TABLE(of, fxls8962af_of_match);
static struct i2c_driver fxls8962af_driver = {
.driver = {
.name = "fxls8962af_i2c",
.of_match_table = fxls8962af_of_match,
.pm = &fxls8962af_pm_ops,
},
.probe_new = fxls8962af_probe,
.id_table = fxls8962af_id,
};
module_i2c_driver(fxls8962af_driver);
MODULE_AUTHOR("Sean Nyekjaer <sean@geanix.com>");
MODULE_DESCRIPTION("NXP FXLS8962AF/FXLS8964AF accelerometer i2c driver");
MODULE_LICENSE("GPL v2");
drivers/iio/accel/fxls8962af-spi.c
+57
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@@ -0,0 +1,57 @@
// SPDX-License-Identifier: GPL-2.0
/*
* NXP FXLS8962AF/FXLS8964AF Accelerometer SPI Driver
*
* Copyright 2021 Connected Cars A/S
*/
#include <linux/dev_printk.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/spi/spi.h>
#include <linux/regmap.h>
#include "fxls8962af.h"
static int fxls8962af_probe(struct spi_device *spi)
{
struct regmap *regmap;
regmap = devm_regmap_init_spi(spi, &fxls8962af_regmap_conf);
if (IS_ERR(regmap)) {
dev_err(&spi->dev, "Failed to initialize spi regmap\n");
return PTR_ERR(regmap);
}
return fxls8962af_core_probe(&spi->dev, regmap, spi->irq);
}
static const struct of_device_id fxls8962af_spi_of_match[] = {
{ .compatible = "nxp,fxls8962af" },
{ .compatible = "nxp,fxls8964af" },
{}
};
MODULE_DEVICE_TABLE(of, fxls8962af_spi_of_match);
static const struct spi_device_id fxls8962af_spi_id_table[] = {
{ "fxls8962af", fxls8962af },
{ "fxls8964af", fxls8964af },
{}
};
MODULE_DEVICE_TABLE(spi, fxls8962af_spi_id_table);
static struct spi_driver fxls8962af_driver = {
.driver = {
.name = "fxls8962af_spi",
.pm = &fxls8962af_pm_ops,
.of_match_table = fxls8962af_spi_of_match,
},
.probe = fxls8962af_probe,
.id_table = fxls8962af_spi_id_table,
};
module_spi_driver(fxls8962af_driver);
MODULE_AUTHOR("Sean Nyekjaer <sean@geanix.com>");
MODULE_DESCRIPTION("NXP FXLS8962AF/FXLS8964AF accelerometer spi driver");
MODULE_LICENSE("GPL v2");
drivers/iio/accel/fxls8962af.h
+22
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@@ -0,0 +1,22 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2021 Connected Cars A/S
*/
#ifndef _FXLS8962AF_H_
#define _FXLS8962AF_H_
struct regmap;
struct device;
enum {
fxls8962af,
fxls8964af,
};
int fxls8962af_core_probe(struct device *dev, struct regmap *regmap, int irq);
int fxls8962af_core_remove(struct device *dev);
extern const struct dev_pm_ops fxls8962af_pm_ops;
extern const struct regmap_config fxls8962af_regmap_conf;
#endif /* _FXLS8962AF_H_ */