Lines Matching +full:wdt +full:- +full:enable +full:- +full:once

1 // SPDX-License-Identifier: GPL-2.0+
3  *	w83627hf/thf WDT driver
13  *	Based on advantechwdt.c which is based on wdt.c.
16  *	(c) Copyright 2000-2001 Marek Michalkiewicz <marekm@linux.org.pl>
23  *	"AS-IS" and at no charge.
39 #define WATCHDOG_NAME "w83627hf/thf/hg/dhg WDT"
43 static int cr_wdt_timeout;	/* WDT timeout register */
44 static int cr_wdt_control;	/* WDT control register */
45 static int cr_wdt_csr;		/* WDT control & status register */
63 		"Watchdog cannot be stopped once started (default="
74 #define WDT_EFER (wdt_io+0)   /* Extended Function Enable Registers */
135 		return -EBUSY;  in superio_enter()
193 		t = superio_inb(0x2D) & ~0x01; /* PIN77 -> WDT0# */  in w83627hf_init()
196 		t |= 0x02;	/* enable the WDTO# output low pulse  in w83627hf_init()
203 		t = superio_inb(0x2C) & ~0x80; /* PIN47 -> WDT0# */  in w83627hf_init()
227 		t |= 0x02;	/* enable the WDTO# output low pulse  in w83627hf_init()
242 				wdog->timeout);  in w83627hf_init()
243 			superio_outb(cr_wdt_timeout, wdog->timeout);  in w83627hf_init()
253 		wdog->bootstatus |= WDIOF_CARDRESET;  in w83627hf_init()
281 	return wdt_set_time(wdog->timeout);  in wdt_start()
291 	wdog->timeout = timeout;  in wdt_set_timeout()
338  *	The WDT needs to learn about soft shutdowns in order to
437 		ret = -ENODEV;  in wdt_find()
440 		ret = -ENODEV;  in wdt_find()
490 		"W83667DHG-P",  in wdt_init()
491 		"W83667HG-B",  in wdt_init()
504 	/* Apply system-specific quirks */  in wdt_init()
516 	pr_info("WDT driver for %s Super I/O chip initialising\n",  in wdt_init()
549 MODULE_DESCRIPTION("w83627hf/thf WDT driver");