diff options
Diffstat (limited to 'drivers/iio/imu/fxos8700_i2c.c')
-rw-r--r-- | drivers/iio/imu/fxos8700_i2c.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/iio/imu/fxos8700_i2c.c b/drivers/iio/imu/fxos8700_i2c.c new file mode 100644 index 000000000000..3ceb76366313 --- /dev/null +++ b/drivers/iio/imu/fxos8700_i2c.c @@ -0,0 +1,71 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * FXOS8700 - NXP IMU, I2C bits + * + * 7-bit I2C slave address determined by SA1 and SA0 logic level + * inputs represented in the following table: + * SA1 | SA0 | Slave Address + * 0 | 0 | 0x1E + * 0 | 1 | 0x1D + * 1 | 0 | 0x1C + * 1 | 1 | 0x1F + */ +#include <linux/acpi.h> +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/mod_devicetable.h> +#include <linux/regmap.h> + +#include "fxos8700.h" + +static int fxos8700_i2c_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct regmap *regmap; + const char *name = NULL; + + regmap = devm_regmap_init_i2c(client, &fxos8700_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); + } + + if (id) + name = id->name; + + return fxos8700_core_probe(&client->dev, regmap, name, false); +} + +static const struct i2c_device_id fxos8700_i2c_id[] = { + {"fxos8700", 0}, + { } +}; +MODULE_DEVICE_TABLE(i2c, fxos8700_i2c_id); + +static const struct acpi_device_id fxos8700_acpi_match[] = { + {"FXOS8700", 0}, + { } +}; +MODULE_DEVICE_TABLE(acpi, fxos8700_acpi_match); + +static const struct of_device_id fxos8700_of_match[] = { + { .compatible = "nxp,fxos8700" }, + { } +}; +MODULE_DEVICE_TABLE(of, fxos8700_of_match); + +static struct i2c_driver fxos8700_i2c_driver = { + .driver = { + .name = "fxos8700_i2c", + .acpi_match_table = ACPI_PTR(fxos8700_acpi_match), + .of_match_table = fxos8700_of_match, + }, + .probe = fxos8700_i2c_probe, + .id_table = fxos8700_i2c_id, +}; +module_i2c_driver(fxos8700_i2c_driver); + +MODULE_AUTHOR("Robert Jones <rjones@gateworks.com>"); +MODULE_DESCRIPTION("FXOS8700 I2C driver"); +MODULE_LICENSE("GPL v2"); |