64 	struct meson_wdt_dev *meson_wdt = watchdog_get_drvdata(wdt_dev);  in meson_wdt_restart()  local
67 	tc_reboot |= meson_wdt->data->enable;  in meson_wdt_restart()
70 		writel(tc_reboot, meson_wdt->wdt_base + MESON_WDT_TC);  in meson_wdt_restart()
79 	struct meson_wdt_dev *meson_wdt = watchdog_get_drvdata(wdt_dev);  in meson_wdt_ping()  local
81 	writel(0, meson_wdt->wdt_base + MESON_WDT_RESET);  in meson_wdt_ping()
89 	struct meson_wdt_dev *meson_wdt = watchdog_get_drvdata(wdt_dev);  in meson_wdt_change_timeout()  local
92 	reg = readl(meson_wdt->wdt_base + MESON_WDT_TC);  in meson_wdt_change_timeout()
93 	reg &= ~meson_wdt->data->terminal_count_mask;  in meson_wdt_change_timeout()
94 	reg |= MESON_SEC_TO_TC(timeout, meson_wdt->data->count_unit);  in meson_wdt_change_timeout()
95 	writel(reg, meson_wdt->wdt_base + MESON_WDT_TC);  in meson_wdt_change_timeout()
111 	struct meson_wdt_dev *meson_wdt = watchdog_get_drvdata(wdt_dev);  in meson_wdt_stop()  local
114 	reg = readl(meson_wdt->wdt_base + MESON_WDT_TC);  in meson_wdt_stop()
115 	reg &= ~meson_wdt->data->enable;  in meson_wdt_stop()
116 	writel(reg, meson_wdt->wdt_base + MESON_WDT_TC);  in meson_wdt_stop()
123 	struct meson_wdt_dev *meson_wdt = watchdog_get_drvdata(wdt_dev);  in meson_wdt_start()  local
126 	meson_wdt_change_timeout(wdt_dev, meson_wdt->wdt_dev.timeout);  in meson_wdt_start()
129 	reg = readl(meson_wdt->wdt_base + MESON_WDT_TC);  in meson_wdt_start()
130 	reg |= meson_wdt->data->enable;  in meson_wdt_start()
131 	writel(reg, meson_wdt->wdt_base + MESON_WDT_TC);  in meson_wdt_start()
164 	struct meson_wdt_dev *meson_wdt;  in meson_wdt_probe()  local
167 	meson_wdt = devm_kzalloc(dev, sizeof(*meson_wdt), GFP_KERNEL);  in meson_wdt_probe()
168 	if (!meson_wdt)  in meson_wdt_probe()
171 	meson_wdt->wdt_base = devm_platform_ioremap_resource(pdev, 0);  in meson_wdt_probe()
172 	if (IS_ERR(meson_wdt->wdt_base))  in meson_wdt_probe()
173 		return PTR_ERR(meson_wdt->wdt_base);  in meson_wdt_probe()
175 	meson_wdt->data = device_get_match_data(dev);  in meson_wdt_probe()
177 	meson_wdt->wdt_dev.parent = dev;  in meson_wdt_probe()
178 	meson_wdt->wdt_dev.info = &meson_wdt_info;  in meson_wdt_probe()
179 	meson_wdt->wdt_dev.ops = &meson_wdt_ops;  in meson_wdt_probe()
180 	meson_wdt->wdt_dev.max_timeout =  in meson_wdt_probe()
181 		meson_wdt->data->terminal_count_mask / meson_wdt->data->count_unit;  in meson_wdt_probe()
182 	meson_wdt->wdt_dev.min_timeout = MESON_WDT_MIN_TIMEOUT;  in meson_wdt_probe()
183 	meson_wdt->wdt_dev.timeout = min_t(unsigned int,  in meson_wdt_probe()
185 					   meson_wdt->wdt_dev.max_timeout);  in meson_wdt_probe()
187 	watchdog_set_drvdata(&meson_wdt->wdt_dev, meson_wdt);  in meson_wdt_probe()
189 	watchdog_init_timeout(&meson_wdt->wdt_dev, timeout, dev);  in meson_wdt_probe()
190 	watchdog_set_nowayout(&meson_wdt->wdt_dev, nowayout);  in meson_wdt_probe()
191 	watchdog_set_restart_priority(&meson_wdt->wdt_dev, 128);  in meson_wdt_probe()
193 	meson_wdt_stop(&meson_wdt->wdt_dev);  in meson_wdt_probe()
195 	watchdog_stop_on_reboot(&meson_wdt->wdt_dev);  in meson_wdt_probe()
196 	err = devm_watchdog_register_device(dev, &meson_wdt->wdt_dev);  in meson_wdt_probe()
201 		 meson_wdt->wdt_dev.timeout, nowayout);  in meson_wdt_probe()