linux/drivers/watchdog/da9055_wdt.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * System monitoring driver for DA9055 PMICs.
 *
 * Copyright(c) 2012 Dialog Semiconductor Ltd.
 *
 * Author: David Dajun Chen <[email protected]>
 *
 */

#include <linux/module.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <linux/watchdog.h>
#include <linux/delay.h>

#include <linux/mfd/da9055/core.h>
#include <linux/mfd/da9055/reg.h>

static bool nowayout = … WATCHDOG_NOWAYOUT;
module_param(nowayout, bool, 0);
MODULE_PARM_DESC(…) …;

#define DA9055_DEF_TIMEOUT …
#define DA9055_TWDMIN …

struct da9055_wdt_data { … };

static const struct { … } da9055_wdt_maps[] = …;

static int da9055_wdt_set_timeout(struct watchdog_device *wdt_dev,
				  unsigned int timeout)
{ … }

static int da9055_wdt_ping(struct watchdog_device *wdt_dev)
{ … }

static int da9055_wdt_start(struct watchdog_device *wdt_dev)
{ … }

static int da9055_wdt_stop(struct watchdog_device *wdt_dev)
{ … }

static const struct watchdog_info da9055_wdt_info = …;

static const struct watchdog_ops da9055_wdt_ops = …;

static int da9055_wdt_probe(struct platform_device *pdev)
{ … }

static struct platform_driver da9055_wdt_driver = …;

module_platform_driver(…) …;

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