drivers/watchdog/it87_wdt.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
4  *	   for ITE IT87xx Environment Control - Low Pin Count Input / Output
12  *	Data-sheets: Publicly available at the ITE website
113 		return -EBUSY;  in superio_enter()
198 	t -= t % 60;  in wdt_round_time()
206 	return wdt_update_timeout(wdd->timeout);  in wdt_start()
215  *	wdt_set_timeout - set a new timeout value with watchdog ioctl
235 	wdd->timeout = t;  in wdt_set_timeout()
265 	u8 ctrl;  in it87_wdt_init()  local
308 		return -ENODEV;  in it87_wdt_init()
311 		return -ENODEV;  in it87_wdt_init()
315 		return -ENODEV;  in it87_wdt_init()
328 		ctrl = superio_inb(WDTCTRL);  in it87_wdt_init()
329 		ctrl &= 0x08;  in it87_wdt_init()
330 		superio_outb(ctrl, WDTCTRL);  in it87_wdt_init()
372 MODULE_DESCRIPTION("Hardware Watchdog Device Driver for IT87xx EC-LPC I/O");