linux/drivers/misc/lis3lv02d/lis3lv02d_i2c.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * drivers/hwmon/lis3lv02d_i2c.c
 *
 * Implements I2C interface for lis3lv02d (STMicroelectronics) accelerometer.
 * Driver is based on corresponding SPI driver written by Daniel Mack
 * (lis3lv02d_spi.c (C) 2009 Daniel Mack <[email protected]> ).
 *
 * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
 *
 * Contact: Samu Onkalo <[email protected]>
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/pm_runtime.h>
#include <linux/delay.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/of_device.h>

#include "lis3lv02d.h"

#define DRV_NAME …

static const char reg_vdd[]    = …;
static const char reg_vdd_io[] = …;

static int lis3_reg_ctrl(struct lis3lv02d *lis3, bool state)
{ … }

static inline s32 lis3_i2c_write(struct lis3lv02d *lis3, int reg, u8 value)
{ … }

static inline s32 lis3_i2c_read(struct lis3lv02d *lis3, int reg, u8 *v)
{ … }

static inline s32 lis3_i2c_blockread(struct lis3lv02d *lis3, int reg, int len,
				u8 *v)
{ … }

static int lis3_i2c_init(struct lis3lv02d *lis3)
{ … }

/* Default axis mapping but it can be overwritten by platform data */
static union axis_conversion lis3lv02d_axis_map = …;

#ifdef CONFIG_OF
static const struct of_device_id lis3lv02d_i2c_dt_ids[] = …;
MODULE_DEVICE_TABLE(of, lis3lv02d_i2c_dt_ids);
#endif

static int lis3lv02d_i2c_probe(struct i2c_client *client)
{ … }

static void lis3lv02d_i2c_remove(struct i2c_client *client)
{ … }

#ifdef CONFIG_PM_SLEEP
static int lis3lv02d_i2c_suspend(struct device *dev)
{ … }

static int lis3lv02d_i2c_resume(struct device *dev)
{ … }
#endif /* CONFIG_PM_SLEEP */

#ifdef CONFIG_PM
static int lis3_i2c_runtime_suspend(struct device *dev)
{ … }

static int lis3_i2c_runtime_resume(struct device *dev)
{ … }
#endif /* CONFIG_PM */

static const struct i2c_device_id lis3lv02d_id[] = …;

MODULE_DEVICE_TABLE(i2c, lis3lv02d_id);

static const struct dev_pm_ops lis3_pm_ops = …;

static struct i2c_driver lis3lv02d_i2c_driver = …;

module_i2c_driver(…) …;

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