47 	struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);  in bcm7038_wdt_set_timeout_reg()  local
50 	timeout = wdt->rate * wdog->timeout;  in bcm7038_wdt_set_timeout_reg()
52 	writel(timeout, wdt->base + WDT_TIMEOUT_REG);  in bcm7038_wdt_set_timeout_reg()
57 	struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);  in bcm7038_wdt_ping()  local
59 	writel(WDT_START_1, wdt->base + WDT_CMD_REG);  in bcm7038_wdt_ping()
60 	writel(WDT_START_2, wdt->base + WDT_CMD_REG);  in bcm7038_wdt_ping()
75 	struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);  in bcm7038_wdt_stop()  local
77 	writel(WDT_STOP_1, wdt->base + WDT_CMD_REG);  in bcm7038_wdt_stop()
78 	writel(WDT_STOP_2, wdt->base + WDT_CMD_REG);  in bcm7038_wdt_stop()
96 	struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);  in bcm7038_wdt_get_timeleft()  local
99 	time_left = readl(wdt->base + WDT_CMD_REG);  in bcm7038_wdt_get_timeleft()
101 	return time_left / wdt->rate;  in bcm7038_wdt_get_timeleft()
121 	struct bcm7038_watchdog *wdt;  in bcm7038_wdt_probe()  local
125 	wdt = devm_kzalloc(dev, sizeof(*wdt), GFP_KERNEL);  in bcm7038_wdt_probe()
126 	if (!wdt)  in bcm7038_wdt_probe()
129 	platform_set_drvdata(pdev, wdt);  in bcm7038_wdt_probe()
132 	wdt->base = devm_ioremap_resource(dev, res);  in bcm7038_wdt_probe()
133 	if (IS_ERR(wdt->base))  in bcm7038_wdt_probe()
134 		return PTR_ERR(wdt->base);  in bcm7038_wdt_probe()
136 	wdt->clk = devm_clk_get(dev, NULL);  in bcm7038_wdt_probe()
138 	if (!IS_ERR(wdt->clk)) {  in bcm7038_wdt_probe()
139 		clk_prepare_enable(wdt->clk);  in bcm7038_wdt_probe()
140 		wdt->rate = clk_get_rate(wdt->clk);  in bcm7038_wdt_probe()
142 		if (!wdt->rate)  in bcm7038_wdt_probe()
143 			wdt->rate = WDT_DEFAULT_RATE;  in bcm7038_wdt_probe()
145 		wdt->rate = WDT_DEFAULT_RATE;  in bcm7038_wdt_probe()
146 		wdt->clk = NULL;  in bcm7038_wdt_probe()
149 	wdt->wdd.info		= &bcm7038_wdt_info;  in bcm7038_wdt_probe()
150 	wdt->wdd.ops		= &bcm7038_wdt_ops;  in bcm7038_wdt_probe()
151 	wdt->wdd.min_timeout	= WDT_MIN_TIMEOUT;  in bcm7038_wdt_probe()
152 	wdt->wdd.timeout	= WDT_DEFAULT_TIMEOUT;  in bcm7038_wdt_probe()
153 	wdt->wdd.max_timeout	= 0xffffffff / wdt->rate;  in bcm7038_wdt_probe()
154 	wdt->wdd.parent		= dev;  in bcm7038_wdt_probe()
155 	watchdog_set_drvdata(&wdt->wdd, wdt);  in bcm7038_wdt_probe()
157 	err = watchdog_register_device(&wdt->wdd);  in bcm7038_wdt_probe()
160 		clk_disable_unprepare(wdt->clk);  in bcm7038_wdt_probe()
171 	struct bcm7038_watchdog *wdt = platform_get_drvdata(pdev);  in bcm7038_wdt_remove()  local
174 		bcm7038_wdt_stop(&wdt->wdd);  in bcm7038_wdt_remove()
176 	watchdog_unregister_device(&wdt->wdd);  in bcm7038_wdt_remove()
177 	clk_disable_unprepare(wdt->clk);  in bcm7038_wdt_remove()
185 	struct bcm7038_watchdog *wdt = dev_get_drvdata(dev);  in bcm7038_wdt_suspend()  local
187 	if (watchdog_active(&wdt->wdd))  in bcm7038_wdt_suspend()
188 		return bcm7038_wdt_stop(&wdt->wdd);  in bcm7038_wdt_suspend()
195 	struct bcm7038_watchdog *wdt = dev_get_drvdata(dev);  in bcm7038_wdt_resume()  local
197 	if (watchdog_active(&wdt->wdd))  in bcm7038_wdt_resume()
198 		return bcm7038_wdt_start(&wdt->wdd);  in bcm7038_wdt_resume()
209 	struct bcm7038_watchdog *wdt = platform_get_drvdata(pdev);  in bcm7038_wdt_shutdown()  local
211 	if (watchdog_active(&wdt->wdd))  in bcm7038_wdt_shutdown()
212 		bcm7038_wdt_stop(&wdt->wdd);  in bcm7038_wdt_shutdown()