80 	struct sp805_wdt *wdt = watchdog_get_drvdata(wdd);  in wdt_setload()  local
83 	rate = clk_get_rate(wdt->clk);  in wdt_setload()
96 	spin_lock(&wdt->lock);  in wdt_setload()
97 	wdt->load_val = load;  in wdt_setload()
100 	spin_unlock(&wdt->lock);  in wdt_setload()
108 	struct sp805_wdt *wdt = watchdog_get_drvdata(wdd);  in wdt_timeleft()  local
111 	rate = clk_get_rate(wdt->clk);  in wdt_timeleft()
113 	spin_lock(&wdt->lock);  in wdt_timeleft()
114 	load = readl_relaxed(wdt->base + WDTVALUE);  in wdt_timeleft()
117 	if (!(readl_relaxed(wdt->base + WDTRIS) & INT_MASK))  in wdt_timeleft()
118 		load += wdt->load_val + 1;  in wdt_timeleft()
119 	spin_unlock(&wdt->lock);  in wdt_timeleft()
126 	struct sp805_wdt *wdt = watchdog_get_drvdata(wdd);  in wdt_config()  local
131 		ret = clk_prepare_enable(wdt->clk);  in wdt_config()
133 			dev_err(&wdt->adev->dev, "clock enable fail");  in wdt_config()
138 	spin_lock(&wdt->lock);  in wdt_config()
140 	writel_relaxed(UNLOCK, wdt->base + WDTLOCK);  in wdt_config()
141 	writel_relaxed(wdt->load_val, wdt->base + WDTLOAD);  in wdt_config()
144 		writel_relaxed(INT_MASK, wdt->base + WDTINTCLR);  in wdt_config()
145 		writel_relaxed(INT_ENABLE | RESET_ENABLE, wdt->base +  in wdt_config()
149 	writel_relaxed(LOCK, wdt->base + WDTLOCK);  in wdt_config()
152 	readl_relaxed(wdt->base + WDTLOCK);  in wdt_config()
153 	spin_unlock(&wdt->lock);  in wdt_config()
172 	struct sp805_wdt *wdt = watchdog_get_drvdata(wdd);  in wdt_disable()  local
174 	spin_lock(&wdt->lock);  in wdt_disable()
176 	writel_relaxed(UNLOCK, wdt->base + WDTLOCK);  in wdt_disable()
177 	writel_relaxed(0, wdt->base + WDTCONTROL);  in wdt_disable()
178 	writel_relaxed(LOCK, wdt->base + WDTLOCK);  in wdt_disable()
181 	readl_relaxed(wdt->base + WDTLOCK);  in wdt_disable()
182 	spin_unlock(&wdt->lock);  in wdt_disable()
184 	clk_disable_unprepare(wdt->clk);  in wdt_disable()
206 	struct sp805_wdt *wdt;  in sp805_wdt_probe()  local
209 	wdt = devm_kzalloc(&adev->dev, sizeof(*wdt), GFP_KERNEL);  in sp805_wdt_probe()
210 	if (!wdt) {  in sp805_wdt_probe()
215 	wdt->base = devm_ioremap_resource(&adev->dev, &adev->res);  in sp805_wdt_probe()
216 	if (IS_ERR(wdt->base))  in sp805_wdt_probe()
217 		return PTR_ERR(wdt->base);  in sp805_wdt_probe()
219 	wdt->clk = devm_clk_get(&adev->dev, NULL);  in sp805_wdt_probe()
220 	if (IS_ERR(wdt->clk)) {  in sp805_wdt_probe()
222 		ret = PTR_ERR(wdt->clk);  in sp805_wdt_probe()
226 	wdt->adev = adev;  in sp805_wdt_probe()
227 	wdt->wdd.info = &wdt_info;  in sp805_wdt_probe()
228 	wdt->wdd.ops = &wdt_ops;  in sp805_wdt_probe()
230 	spin_lock_init(&wdt->lock);  in sp805_wdt_probe()
231 	watchdog_set_nowayout(&wdt->wdd, nowayout);  in sp805_wdt_probe()
232 	watchdog_set_drvdata(&wdt->wdd, wdt);  in sp805_wdt_probe()
233 	wdt_setload(&wdt->wdd, DEFAULT_TIMEOUT);  in sp805_wdt_probe()
235 	ret = watchdog_register_device(&wdt->wdd);  in sp805_wdt_probe()
241 	amba_set_drvdata(adev, wdt);  in sp805_wdt_probe()
253 	struct sp805_wdt *wdt = amba_get_drvdata(adev);  in sp805_wdt_remove()  local
255 	watchdog_unregister_device(&wdt->wdd);  in sp805_wdt_remove()
256 	watchdog_set_drvdata(&wdt->wdd, NULL);  in sp805_wdt_remove()
263 	struct sp805_wdt *wdt = dev_get_drvdata(dev);  in sp805_wdt_suspend()  local
265 	if (watchdog_active(&wdt->wdd))  in sp805_wdt_suspend()
266 		return wdt_disable(&wdt->wdd);  in sp805_wdt_suspend()
273 	struct sp805_wdt *wdt = dev_get_drvdata(dev);  in sp805_wdt_resume()  local
275 	if (watchdog_active(&wdt->wdd))  in sp805_wdt_resume()
276 		return wdt_enable(&wdt->wdd);  in sp805_wdt_resume()