watchdog: w83627hf_wdt: Reset watchdog trigger during initialization

If the watchdog has already triggered for whatever reason, it won't restart
unless the trigger is reset.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/watchdog/w83627hf_wdt.c b/drivers/watchdog/w83627hf_wdt.c
index 6937306..b1da0c1 100644
--- a/drivers/watchdog/w83627hf_wdt.c
+++ b/drivers/watchdog/w83627hf_wdt.c
@@ -217,8 +217,8 @@
 	t = superio_inb(cr_wdt_control) & ~0x0C;
 	superio_outb(cr_wdt_control, t);
 
-	/* disable keyboard & mouse turning off watchdog */
-	t = superio_inb(0xF7) & ~0xC0;
+	/* reset trigger, disable keyboard & mouse turning off watchdog */
+	t = superio_inb(0xF7) & ~0xD0;
 	superio_outb(0xF7, t);
 
 	superio_exit();