From 12ed27863ea3148239ec368e16c1a0f937e4d9bd Mon Sep 17 00:00:00 2001 From: Puranjay Mohan Date: Wed, 11 Aug 2021 13:00:27 +0530 Subject: iio: accel: Add driver support for ADXL355 ADXL355 is a 3-axis MEMS Accelerometer. It offers low noise density, low 0g offset drift, low power with selectable measurement ranges. It also features programmable high-pass and low-pass filters. Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/adxl354_adxl355.pdf Reviewed-by: Alexandru Ardelean Reviewed-by: Andy Shevchenko Signed-off-by: Puranjay Mohan Link: https://lore.kernel.org/r/20210811073027.124619-3-puranjay12@gmail.com Signed-off-by: Jonathan Cameron --- drivers/iio/accel/adxl355_i2c.c | 62 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 drivers/iio/accel/adxl355_i2c.c (limited to 'drivers/iio/accel/adxl355_i2c.c') diff --git a/drivers/iio/accel/adxl355_i2c.c b/drivers/iio/accel/adxl355_i2c.c new file mode 100644 index 000000000000..5a987bda9060 --- /dev/null +++ b/drivers/iio/accel/adxl355_i2c.c @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * ADXL355 3-Axis Digital Accelerometer I2C driver + * + * Copyright (c) 2021 Puranjay Mohan + */ + +#include +#include +#include +#include + +#include "adxl355.h" + +static const struct regmap_config adxl355_i2c_regmap_config = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0x2F, + .rd_table = &adxl355_readable_regs_tbl, + .wr_table = &adxl355_writeable_regs_tbl, +}; + +static int adxl355_i2c_probe(struct i2c_client *client) +{ + struct regmap *regmap; + + regmap = devm_regmap_init_i2c(client, &adxl355_i2c_regmap_config); + if (IS_ERR(regmap)) { + dev_err(&client->dev, "Error initializing i2c regmap: %ld\n", + PTR_ERR(regmap)); + + return PTR_ERR(regmap); + } + + return adxl355_core_probe(&client->dev, regmap, client->name); +} + +static const struct i2c_device_id adxl355_i2c_id[] = { + { "adxl355", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, adxl355_i2c_id); + +static const struct of_device_id adxl355_of_match[] = { + { .compatible = "adi,adxl355" }, + { } +}; +MODULE_DEVICE_TABLE(of, adxl355_of_match); + +static struct i2c_driver adxl355_i2c_driver = { + .driver = { + .name = "adxl355_i2c", + .of_match_table = adxl355_of_match, + }, + .probe_new = adxl355_i2c_probe, + .id_table = adxl355_i2c_id, +}; +module_i2c_driver(adxl355_i2c_driver); + +MODULE_AUTHOR("Puranjay Mohan "); +MODULE_DESCRIPTION("ADXL355 3-Axis Digital Accelerometer I2C driver"); +MODULE_LICENSE("GPL v2"); -- cgit v1.2.3