watchdog: sch56xx: Use watchdog core

Convert sch56xx drivers to the generic watchdog core.

Note this patch depends on the "watchdog: Add multiple device support" patch
from Alan Cox.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/hwmon/sch5636.c b/drivers/hwmon/sch5636.c
index 906d4ed..96a7e68 100644
--- a/drivers/hwmon/sch5636.c
+++ b/drivers/hwmon/sch5636.c
@@ -510,7 +510,7 @@
 	}
 
 	/* Note failing to register the watchdog is not a fatal error */
-	data->watchdog = sch56xx_watchdog_register(data->addr,
+	data->watchdog = sch56xx_watchdog_register(&pdev->dev, data->addr,
 					(revision[0] << 8) | revision[1],
 					&data->update_lock, 0);