drivers/watchdog/pnx4008_wdt.c

1 // SPDX-License-Identifier: GPL-2.0
12  * 2005-2006 (c) MontaVista Software, Inc.
34 /* WatchDog Timer - Chapter 23 Page 207 */
87 	/* stop counter, initiate counter reset */  in pnx4008_wdt_start()
92 	/* internal and external reset, stop after that */  in pnx4008_wdt_start()
100 	writel(wdd->timeout * WDOG_COUNTER_RATE, WDTIM_MATCH0(wdt_base));  in pnx4008_wdt_start()
101 	/*enable counter, stop when debugger active */  in pnx4008_wdt_start()
112 	writel(0, WDTIM_CTRL(wdt_base));	/*stop counter */  in pnx4008_wdt_stop()
121 	wdd->timeout = new_timeout;  in pnx4008_wdt_set_timeout()
126 				   unsigned long mode, void *cmd)  in pnx4008_restart_handler()  argument
133 	 * - For details, see the 'reboot' syscall in kernel/reboot.c  in pnx4008_restart_handler()
134 	 * - If the received "cmd" is not supported, use the default mode.  in pnx4008_restart_handler()
138 			mode = REBOOT_HARD;  in pnx4008_restart_handler()
140 			mode = REBOOT_SOFT;  in pnx4008_restart_handler()
143 	if (mode == REBOOT_SOFT) {  in pnx4008_restart_handler()
169 	.stop = pnx4008_wdt_stop,
184 	struct device *dev = &pdev->dev;  in pnx4008_wdt_probe()
217 	{ .compatible = "nxp,pnx4008-wdt" },
225 		.name = "pnx4008-watchdog",
248 MODULE_ALIAS("platform:pnx4008-watchdog");