linux/drivers/iio/adc/ti-adc128s052.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2014 Angelo Compagnucci <[email protected]>
 *
 * Driver for Texas Instruments' ADC128S052, ADC122S021 and ADC124S021 ADC chip.
 * Datasheets can be found here:
 * https://www.ti.com/lit/ds/symlink/adc128s052.pdf
 * https://www.ti.com/lit/ds/symlink/adc122s021.pdf
 * https://www.ti.com/lit/ds/symlink/adc124s021.pdf
 */

#include <linux/err.h>
#include <linux/iio/iio.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/property.h>
#include <linux/regulator/consumer.h>
#include <linux/spi/spi.h>

struct adc128_configuration { … };

struct adc128 { … };

static int adc128_adc_conversion(struct adc128 *adc, u8 channel)
{ … }

static int adc128_read_raw(struct iio_dev *indio_dev,
			   struct iio_chan_spec const *channel, int *val,
			   int *val2, long mask)
{ … }

#define ADC128_VOLTAGE_CHANNEL(num) …

static const struct iio_chan_spec adc128s052_channels[] = …;

static const struct iio_chan_spec adc122s021_channels[] = …;

static const struct iio_chan_spec adc124s021_channels[] = …;

static const struct adc128_configuration adc128_config[] = …;

static const struct iio_info adc128_info = …;

static void adc128_disable_regulator(void *reg)
{ … }

static int adc128_probe(struct spi_device *spi)
{ … }

static const struct of_device_id adc128_of_match[] = …;
MODULE_DEVICE_TABLE(of, adc128_of_match);

static const struct spi_device_id adc128_id[] = …;
MODULE_DEVICE_TABLE(spi, adc128_id);

static const struct acpi_device_id adc128_acpi_match[] = …;
MODULE_DEVICE_TABLE(acpi, adc128_acpi_match);

static struct spi_driver adc128_driver = …;
module_spi_driver(…) …;

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