diff options
Diffstat (limited to 'drivers/watchdog/rt2880_wdt.c')
-rw-r--r-- | drivers/watchdog/rt2880_wdt.c | 37 |
1 files changed, 10 insertions, 27 deletions
diff --git a/drivers/watchdog/rt2880_wdt.c b/drivers/watchdog/rt2880_wdt.c index db7c57d82cfd..49aff800824d 100644 --- a/drivers/watchdog/rt2880_wdt.c +++ b/drivers/watchdog/rt2880_wdt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Ralink RT288x/RT3xxx/MT76xx built-in hardware watchdog timer * @@ -5,10 +6,6 @@ * Copyright (C) 2013 John Crispin <john@phrozen.org> * * This driver was based on: drivers/watchdog/softdog.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/clk.h> @@ -141,19 +138,18 @@ static struct watchdog_device rt288x_wdt_dev = { static int rt288x_wdt_probe(struct platform_device *pdev) { - struct resource *res; + struct device *dev = &pdev->dev; int ret; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - rt288x_wdt_base = devm_ioremap_resource(&pdev->dev, res); + rt288x_wdt_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(rt288x_wdt_base)) return PTR_ERR(rt288x_wdt_base); - rt288x_wdt_clk = devm_clk_get(&pdev->dev, NULL); + rt288x_wdt_clk = devm_clk_get(dev, NULL); if (IS_ERR(rt288x_wdt_clk)) return PTR_ERR(rt288x_wdt_clk); - rt288x_wdt_reset = devm_reset_control_get_exclusive(&pdev->dev, NULL); + rt288x_wdt_reset = devm_reset_control_get_exclusive(dev, NULL); if (!IS_ERR(rt288x_wdt_reset)) reset_control_deassert(rt288x_wdt_reset); @@ -161,31 +157,20 @@ static int rt288x_wdt_probe(struct platform_device *pdev) rt288x_wdt_dev.bootstatus = rt288x_wdt_bootcause(); rt288x_wdt_dev.max_timeout = (0xfffful / rt288x_wdt_freq); - rt288x_wdt_dev.parent = &pdev->dev; + rt288x_wdt_dev.parent = dev; watchdog_init_timeout(&rt288x_wdt_dev, rt288x_wdt_dev.max_timeout, - &pdev->dev); + dev); watchdog_set_nowayout(&rt288x_wdt_dev, nowayout); - ret = watchdog_register_device(&rt288x_wdt_dev); + watchdog_stop_on_reboot(&rt288x_wdt_dev); + ret = devm_watchdog_register_device(dev, &rt288x_wdt_dev); if (!ret) - dev_info(&pdev->dev, "Initialized\n"); + dev_info(dev, "Initialized\n"); return 0; } -static int rt288x_wdt_remove(struct platform_device *pdev) -{ - watchdog_unregister_device(&rt288x_wdt_dev); - - return 0; -} - -static void rt288x_wdt_shutdown(struct platform_device *pdev) -{ - rt288x_wdt_stop(&rt288x_wdt_dev); -} - static const struct of_device_id rt288x_wdt_match[] = { { .compatible = "ralink,rt2880-wdt" }, {}, @@ -194,8 +179,6 @@ MODULE_DEVICE_TABLE(of, rt288x_wdt_match); static struct platform_driver rt288x_wdt_driver = { .probe = rt288x_wdt_probe, - .remove = rt288x_wdt_remove, - .shutdown = rt288x_wdt_shutdown, .driver = { .name = KBUILD_MODNAME, .of_match_table = rt288x_wdt_match, |