linux/drivers/iio/dac/ti-dac7612.c

// SPDX-License-Identifier: GPL-2.0
/*
 * DAC7612 Dual, 12-Bit Serial input Digital-to-Analog Converter
 *
 * Copyright 2019 Qtechnology A/S
 * 2019 Ricardo Ribalda <[email protected]>
 *
 * Licensed under the GPL-2.
 */
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/spi/spi.h>
#include <linux/gpio/consumer.h>
#include <linux/iio/iio.h>

#define DAC7612_RESOLUTION …
#define DAC7612_ADDRESS …
#define DAC7612_START …

struct dac7612 { … };

static int dac7612_cmd_single(struct dac7612 *priv, int channel, u16 val)
{ … }

#define dac7612_CHANNEL(chan, name) …

static const struct iio_chan_spec dac7612_channels[] = …;

static int dac7612_read_raw(struct iio_dev *iio_dev,
			    const struct iio_chan_spec *chan,
			    int *val, int *val2, long mask)
{ … }

static int dac7612_write_raw(struct iio_dev *iio_dev,
			     const struct iio_chan_spec *chan,
			     int val, int val2, long mask)
{ … }

static const struct iio_info dac7612_info = …;

static int dac7612_probe(struct spi_device *spi)
{ … }

static const struct spi_device_id dac7612_id[] = …;
MODULE_DEVICE_TABLE(spi, dac7612_id);

static const struct of_device_id dac7612_of_match[] = …;
MODULE_DEVICE_TABLE(of, dac7612_of_match);

static struct spi_driver dac7612_driver = …;
module_spi_driver(…) …;

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