linux/drivers/staging/iio/addac/adt7316-spi.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * API bus driver for ADT7316/7/8 ADT7516/7/9 digital temperature
 * sensor, ADC and DAC
 *
 * Copyright 2010 Analog Devices Inc.
 */

#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/spi/spi.h>

#include "adt7316.h"

#define ADT7316_SPI_MAX_FREQ_HZ …
#define ADT7316_SPI_CMD_READ …
#define ADT7316_SPI_CMD_WRITE …

/*
 * adt7316 register access by SPI
 */

static int adt7316_spi_multi_read(void *client, u8 reg, u8 count, u8 *data)
{ … }

static int adt7316_spi_multi_write(void *client, u8 reg, u8 count, u8 *data)
{ … }

static int adt7316_spi_read(void *client, u8 reg, u8 *data)
{ … }

static int adt7316_spi_write(void *client, u8 reg, u8 val)
{ … }

/*
 * device probe and remove
 */

static int adt7316_spi_probe(struct spi_device *spi_dev)
{ … }

static const struct spi_device_id adt7316_spi_id[] = …;

MODULE_DEVICE_TABLE(spi, adt7316_spi_id);

static const struct of_device_id adt7316_of_spi_match[] = …;

MODULE_DEVICE_TABLE(of, adt7316_of_spi_match);

static struct spi_driver adt7316_driver = …;
module_spi_driver(…) …;

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