62 static int retu_wdt_start(struct watchdog_device *wdog)  in retu_wdt_start()  argument
64 	struct retu_wdt_dev *wdev = watchdog_get_drvdata(wdog);  in retu_wdt_start()
68 	return retu_write(wdev->rdev, RETU_REG_WATCHDOG, wdog->timeout);  in retu_wdt_start()
71 static int retu_wdt_stop(struct watchdog_device *wdog)  in retu_wdt_stop()  argument
73 	struct retu_wdt_dev *wdev = watchdog_get_drvdata(wdog);  in retu_wdt_stop()
80 static int retu_wdt_ping(struct watchdog_device *wdog)  in retu_wdt_ping()  argument
82 	struct retu_wdt_dev *wdev = watchdog_get_drvdata(wdog);  in retu_wdt_ping()
84 	return retu_write(wdev->rdev, RETU_REG_WATCHDOG, wdog->timeout);  in retu_wdt_ping()
87 static int retu_wdt_set_timeout(struct watchdog_device *wdog,  in retu_wdt_set_timeout()  argument
90 	struct retu_wdt_dev *wdev = watchdog_get_drvdata(wdog);  in retu_wdt_set_timeout()
92 	wdog->timeout = timeout;  in retu_wdt_set_timeout()
93 	return retu_write(wdev->rdev, RETU_REG_WATCHDOG, wdog->timeout);  in retu_wdt_set_timeout()
155 	struct watchdog_device *wdog = platform_get_drvdata(pdev);  in retu_wdt_remove()  local
156 	struct retu_wdt_dev *wdev = watchdog_get_drvdata(wdog);  in retu_wdt_remove()
158 	watchdog_unregister_device(wdog);  in retu_wdt_remove()