linux/drivers/iio/humidity/si7005.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * si7005.c - Support for Silabs Si7005 humidity and temperature sensor
 *
 * Copyright (c) 2014 Peter Meerwald <[email protected]>
 *
 * (7-bit I2C slave address 0x40)
 *
 * TODO: heater, fast mode, processed mode (temp. / linearity compensation)
 */

#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/pm.h>

#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>

#define SI7005_STATUS …
#define SI7005_DATA …
#define SI7005_CONFIG …
#define SI7005_ID …

#define SI7005_STATUS_NRDY …
#define SI7005_CONFIG_TEMP …
#define SI7005_CONFIG_START …

#define SI7005_ID_7005 …
#define SI7005_ID_7015 …

struct si7005_data { … };

static int si7005_read_measurement(struct si7005_data *data, bool temp)
{ … }

static int si7005_read_raw(struct iio_dev *indio_dev,
			    struct iio_chan_spec const *chan, int *val,
			    int *val2, long mask)
{ … }

static const struct iio_chan_spec si7005_channels[] = …;

static const struct iio_info si7005_info = …;

static int si7005_probe(struct i2c_client *client)
{ … }

static const struct i2c_device_id si7005_id[] = …;
MODULE_DEVICE_TABLE(i2c, si7005_id);

static const struct of_device_id si7005_dt_ids[] = …;
MODULE_DEVICE_TABLE(of, si7005_dt_ids);

static struct i2c_driver si7005_driver = …;
module_i2c_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;