+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Meson Watchdog Driver
*
* Copyright (c) 2014 Carlo Caione
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/clk.h>
static int meson_wdt_probe(struct platform_device *pdev)
{
- struct resource *res;
+ struct device *dev = &pdev->dev;
struct meson_wdt_dev *meson_wdt;
const struct of_device_id *of_id;
int err;
- meson_wdt = devm_kzalloc(&pdev->dev, sizeof(*meson_wdt), GFP_KERNEL);
+ meson_wdt = devm_kzalloc(dev, sizeof(*meson_wdt), GFP_KERNEL);
if (!meson_wdt)
return -ENOMEM;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- meson_wdt->wdt_base = devm_ioremap_resource(&pdev->dev, res);
+ meson_wdt->wdt_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(meson_wdt->wdt_base))
return PTR_ERR(meson_wdt->wdt_base);
- of_id = of_match_device(meson_wdt_dt_ids, &pdev->dev);
+ of_id = of_match_device(meson_wdt_dt_ids, dev);
if (!of_id) {
- dev_err(&pdev->dev, "Unable to initialize WDT data\n");
+ dev_err(dev, "Unable to initialize WDT data\n");
return -ENODEV;
}
meson_wdt->data = of_id->data;
- meson_wdt->wdt_dev.parent = &pdev->dev;
+ meson_wdt->wdt_dev.parent = dev;
meson_wdt->wdt_dev.info = &meson_wdt_info;
meson_wdt->wdt_dev.ops = &meson_wdt_ops;
meson_wdt->wdt_dev.max_timeout =
watchdog_set_drvdata(&meson_wdt->wdt_dev, meson_wdt);
- watchdog_init_timeout(&meson_wdt->wdt_dev, timeout, &pdev->dev);
+ watchdog_init_timeout(&meson_wdt->wdt_dev, timeout, dev);
watchdog_set_nowayout(&meson_wdt->wdt_dev, nowayout);
watchdog_set_restart_priority(&meson_wdt->wdt_dev, 128);
meson_wdt_stop(&meson_wdt->wdt_dev);
watchdog_stop_on_reboot(&meson_wdt->wdt_dev);
- err = devm_watchdog_register_device(&pdev->dev, &meson_wdt->wdt_dev);
+ err = devm_watchdog_register_device(dev, &meson_wdt->wdt_dev);
if (err)
return err;
- dev_info(&pdev->dev, "Watchdog enabled (timeout=%d sec, nowayout=%d)",
+ dev_info(dev, "Watchdog enabled (timeout=%d sec, nowayout=%d)",
meson_wdt->wdt_dev.timeout, nowayout);
return 0;