linux/drivers/iio/adc/ad7766.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * AD7766/AD7767 SPI ADC driver
 *
 * Copyright 2016 Analog Devices Inc.
 */

#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/gpio/consumer.h>
#include <linux/module.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <linux/spi/spi.h>

#include <linux/iio/iio.h>
#include <linux/iio/buffer.h>
#include <linux/iio/trigger.h>
#include <linux/iio/trigger_consumer.h>
#include <linux/iio/triggered_buffer.h>

struct ad7766_chip_info { … };

enum { … };

struct ad7766 { … };

/*
 * AD7766 and AD7767 variations are interface compatible, the main difference is
 * analog performance. Both parts will use the same ID.
 */
enum ad7766_device_ids { … };

static irqreturn_t ad7766_trigger_handler(int irq, void *p)
{ … }

static int ad7766_preenable(struct iio_dev *indio_dev)
{ … }

static int ad7766_postdisable(struct iio_dev *indio_dev)
{ … }

static int ad7766_read_raw(struct iio_dev *indio_dev,
	const struct iio_chan_spec *chan, int *val, int *val2, long info)
{ … }

static const struct iio_chan_spec ad7766_channels[] = …;

static const struct ad7766_chip_info ad7766_chip_info[] = …;

static const struct iio_buffer_setup_ops ad7766_buffer_setup_ops = …;

static const struct iio_info ad7766_info = …;

static irqreturn_t ad7766_irq(int irq, void *private)
{ … }

static int ad7766_set_trigger_state(struct iio_trigger *trig, bool enable)
{ … }

static const struct iio_trigger_ops ad7766_trigger_ops = …;

static int ad7766_probe(struct spi_device *spi)
{ … }

static const struct spi_device_id ad7766_id[] = …;
MODULE_DEVICE_TABLE(spi, ad7766_id);

static struct spi_driver ad7766_driver = …;
module_spi_driver(…) …;

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