Do this until the watchdog driver is loaded and the user-space watchdog
daemon can start pinging the watchdog.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@36065 3c298f89-4303-0410-b956-a3cf2f4a3e73