This patch converts txx9wdt driver to watchdog framework.
Also use devm_* APIs to save a few error handling code.
Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Acked-by: NWolfram Sang <w.sang@pengutronix.de>
Signed-off-by: NWim Van Sebroeck <wim@iguana.be>