linux/drivers/iio/dac/ad5592r.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * AD5592R Digital <-> Analog converters driver
 *
 * Copyright 2015-2016 Analog Devices Inc.
 * Author: Paul Cercueil <[email protected]>
 */

#include "ad5592r-base.h"

#include <linux/bitops.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/spi/spi.h>

#define AD5592R_GPIO_READBACK_EN …
#define AD5592R_LDAC_READBACK_EN …

static int ad5592r_spi_wnop_r16(struct ad5592r_state *st, __be16 *buf)
{ … }

static int ad5592r_write_dac(struct ad5592r_state *st, unsigned chan, u16 value)
{ … }

static int ad5592r_read_adc(struct ad5592r_state *st, unsigned chan, u16 *value)
{ … }

static int ad5592r_reg_write(struct ad5592r_state *st, u8 reg, u16 value)
{ … }

static int ad5592r_reg_read(struct ad5592r_state *st, u8 reg, u16 *value)
{ … }

static int ad5592r_gpio_read(struct ad5592r_state *st, u8 *value)
{ … }

static const struct ad5592r_rw_ops ad5592r_rw_ops = …;

static int ad5592r_spi_probe(struct spi_device *spi)
{ … }

static void ad5592r_spi_remove(struct spi_device *spi)
{ … }

static const struct spi_device_id ad5592r_spi_ids[] = …;
MODULE_DEVICE_TABLE(spi, ad5592r_spi_ids);

static const struct of_device_id ad5592r_of_match[] = …;
MODULE_DEVICE_TABLE(of, ad5592r_of_match);

static const struct acpi_device_id ad5592r_acpi_match[] = …;
MODULE_DEVICE_TABLE(acpi, ad5592r_acpi_match);

static struct spi_driver ad5592r_spi_driver = …;
module_spi_driver(…) …;

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