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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/iio/chemical/bme680_i2c.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/iio/chemical/bme680_i2c.c')
-rw-r--r-- | drivers/iio/chemical/bme680_i2c.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/drivers/iio/chemical/bme680_i2c.c b/drivers/iio/chemical/bme680_i2c.c new file mode 100644 index 000000000..20f2c20b6 --- /dev/null +++ b/drivers/iio/chemical/bme680_i2c.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * BME680 - I2C Driver + * + * Copyright (C) 2018 Himanshu Jha <himanshujha199640@gmail.com> + * + * 7-Bit I2C slave address is: + * - 0x76 if SDO is pulled to GND + * - 0x77 if SDO is pulled to VDDIO + * + * Note: SDO pin cannot be left floating otherwise I2C address + * will be undefined. + */ +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/regmap.h> + +#include "bme680.h" + +static int bme680_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, &bme680_regmap_config); + if (IS_ERR(regmap)) { + dev_err(&client->dev, "Failed to register i2c regmap %ld\n", PTR_ERR(regmap)); + return PTR_ERR(regmap); + } + + if (id) + name = id->name; + + return bme680_core_probe(&client->dev, regmap, name); +} + +static const struct i2c_device_id bme680_i2c_id[] = { + {"bme680", 0}, + {}, +}; +MODULE_DEVICE_TABLE(i2c, bme680_i2c_id); + +static const struct of_device_id bme680_of_i2c_match[] = { + { .compatible = "bosch,bme680", }, + {}, +}; +MODULE_DEVICE_TABLE(of, bme680_of_i2c_match); + +static struct i2c_driver bme680_i2c_driver = { + .driver = { + .name = "bme680_i2c", + .of_match_table = bme680_of_i2c_match, + }, + .probe = bme680_i2c_probe, + .id_table = bme680_i2c_id, +}; +module_i2c_driver(bme680_i2c_driver); + +MODULE_AUTHOR("Himanshu Jha <himanshujha199640@gmail.com>"); +MODULE_DESCRIPTION("BME680 I2C driver"); +MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(IIO_BME680); |