44 	struct watchdog_device  wdd;  member
48 static inline struct npcm_wdt *to_npcm_wdt(struct watchdog_device *wdd)  in to_npcm_wdt()  argument
50 	return container_of(wdd, struct npcm_wdt, wdd);  in to_npcm_wdt()
53 static int npcm_wdt_ping(struct watchdog_device *wdd)  in npcm_wdt_ping()  argument
55 	struct npcm_wdt *wdt = to_npcm_wdt(wdd);  in npcm_wdt_ping()
64 static int npcm_wdt_start(struct watchdog_device *wdd)  in npcm_wdt_start()  argument
66 	struct npcm_wdt *wdt = to_npcm_wdt(wdd);  in npcm_wdt_start()
69 	if (wdd->timeout < 2)  in npcm_wdt_start()
71 	else if (wdd->timeout < 3)  in npcm_wdt_start()
73 	else if (wdd->timeout < 6)  in npcm_wdt_start()
75 	else if (wdd->timeout < 11)  in npcm_wdt_start()
77 	else if (wdd->timeout < 22)  in npcm_wdt_start()
79 	else if (wdd->timeout < 44)  in npcm_wdt_start()
81 	else if (wdd->timeout < 87)  in npcm_wdt_start()
83 	else if (wdd->timeout < 173)  in npcm_wdt_start()
85 	else if (wdd->timeout < 688)  in npcm_wdt_start()
97 static int npcm_wdt_stop(struct watchdog_device *wdd)  in npcm_wdt_stop()  argument
99 	struct npcm_wdt *wdt = to_npcm_wdt(wdd);  in npcm_wdt_stop()
106 static int npcm_wdt_set_timeout(struct watchdog_device *wdd,  in npcm_wdt_set_timeout()  argument
110 		wdd->timeout = 1;  in npcm_wdt_set_timeout()
112 		wdd->timeout = 2;  in npcm_wdt_set_timeout()
114 		wdd->timeout = 5;  in npcm_wdt_set_timeout()
116 		wdd->timeout = 10;  in npcm_wdt_set_timeout()
118 		wdd->timeout = 21;  in npcm_wdt_set_timeout()
120 		wdd->timeout = 43;  in npcm_wdt_set_timeout()
122 		wdd->timeout = 86;  in npcm_wdt_set_timeout()
124 		wdd->timeout = 172;  in npcm_wdt_set_timeout()
126 		wdd->timeout = 687;  in npcm_wdt_set_timeout()
128 		wdd->timeout = 2750;  in npcm_wdt_set_timeout()
130 	if (watchdog_active(wdd))  in npcm_wdt_set_timeout()
131 		npcm_wdt_start(wdd);  in npcm_wdt_set_timeout()
140 	watchdog_notify_pretimeout(&wdt->wdd);  in npcm_wdt_interrupt()
145 static int npcm_wdt_restart(struct watchdog_device *wdd,  in npcm_wdt_restart()  argument
148 	struct npcm_wdt *wdt = to_npcm_wdt(wdd);  in npcm_wdt_restart()
156 static bool npcm_is_running(struct watchdog_device *wdd)  in npcm_is_running()  argument
158 	struct npcm_wdt *wdt = to_npcm_wdt(wdd);  in npcm_is_running()
198 	wdt->wdd.info = &npcm_wdt_info;  in npcm_wdt_probe()
199 	wdt->wdd.ops = &npcm_wdt_ops;  in npcm_wdt_probe()
200 	wdt->wdd.min_timeout = 1;  in npcm_wdt_probe()
201 	wdt->wdd.max_timeout = 2750;  in npcm_wdt_probe()
202 	wdt->wdd.parent = dev;  in npcm_wdt_probe()
204 	wdt->wdd.timeout = 86;  in npcm_wdt_probe()
205 	watchdog_init_timeout(&wdt->wdd, 0, dev);  in npcm_wdt_probe()
208 	npcm_wdt_set_timeout(&wdt->wdd, wdt->wdd.timeout);  in npcm_wdt_probe()
210 	if (npcm_is_running(&wdt->wdd)) {  in npcm_wdt_probe()
212 		npcm_wdt_start(&wdt->wdd);  in npcm_wdt_probe()
213 		set_bit(WDOG_HW_RUNNING, &wdt->wdd.status);  in npcm_wdt_probe()
221 	ret = devm_watchdog_register_device(dev, &wdt->wdd);  in npcm_wdt_probe()