47 	struct pm8916_wdt *wdt = watchdog_get_drvdata(wdev);  in pm8916_wdt_start()  local
49 	return regmap_update_bits(wdt->regmap,  in pm8916_wdt_start()
50 				  wdt->baseaddr + PON_PMIC_WD_RESET_S2_CTL2,  in pm8916_wdt_start()
56 	struct pm8916_wdt *wdt = watchdog_get_drvdata(wdev);  in pm8916_wdt_stop()  local
58 	return regmap_update_bits(wdt->regmap,  in pm8916_wdt_stop()
59 				  wdt->baseaddr + PON_PMIC_WD_RESET_S2_CTL2,  in pm8916_wdt_stop()
65 	struct pm8916_wdt *wdt = watchdog_get_drvdata(wdev);  in pm8916_wdt_ping()  local
67 	return regmap_write(wdt->regmap, wdt->baseaddr + PON_PMIC_WD_RESET_PET,  in pm8916_wdt_ping()
73 	struct pm8916_wdt *wdt = watchdog_get_drvdata(wdev);  in pm8916_wdt_configure_timers()  local
76 	err = regmap_write(wdt->regmap,  in pm8916_wdt_configure_timers()
77 			   wdt->baseaddr + PON_PMIC_WD_RESET_S1_TIMER,  in pm8916_wdt_configure_timers()
82 	return regmap_write(wdt->regmap,  in pm8916_wdt_configure_timers()
83 			    wdt->baseaddr + PON_PMIC_WD_RESET_S2_TIMER,  in pm8916_wdt_configure_timers()
105 	struct pm8916_wdt *wdt = arg;  in pm8916_wdt_isr()  local
108 	err = regmap_read(wdt->regmap, wdt->baseaddr + PON_INT_RT_STS, &sts);  in pm8916_wdt_isr()
113 		watchdog_notify_pretimeout(&wdt->wdev);  in pm8916_wdt_isr()
121 	.identity = "QCOM PM8916 PON WDT",
128 	.identity = "QCOM PM8916 PON WDT",
143 	struct pm8916_wdt *wdt;  in pm8916_wdt_probe()  local
149 	wdt = devm_kzalloc(dev, sizeof(*wdt), GFP_KERNEL);  in pm8916_wdt_probe()
150 	if (!wdt)  in pm8916_wdt_probe()
156 	 * The pm8916-pon-wdt is a child of the pon device, which is a child  in pm8916_wdt_probe()
161 	wdt->regmap = dev_get_regmap(parent->parent, NULL);  in pm8916_wdt_probe()
162 	if (!wdt->regmap) {  in pm8916_wdt_probe()
167 	err = device_property_read_u32(parent, "reg", &wdt->baseaddr);  in pm8916_wdt_probe()
176 				       "pm8916_wdt", wdt);  in pm8916_wdt_probe()
180 		wdt->wdev.info = &pm8916_wdt_pt_ident;  in pm8916_wdt_probe()
185 		wdt->wdev.info = &pm8916_wdt_ident;  in pm8916_wdt_probe()
188 	err = regmap_bulk_read(wdt->regmap, wdt->baseaddr + PON_POFF_REASON1,  in pm8916_wdt_probe()
197 		wdt->wdev.bootstatus |= WDIOF_CARDRESET;  in pm8916_wdt_probe()
199 		wdt->wdev.bootstatus |= WDIOF_POWERUNDER;  in pm8916_wdt_probe()
201 		wdt->wdev.bootstatus |= WDIOF_OVERHEAT;  in pm8916_wdt_probe()
203 	err = regmap_read(wdt->regmap, wdt->baseaddr + PON_PMIC_WD_RESET_S2_CTL2,  in pm8916_wdt_probe()
210 		set_bit(WDOG_HW_RUNNING, &wdt->wdev.status);  in pm8916_wdt_probe()
213 	err = regmap_write(wdt->regmap,  in pm8916_wdt_probe()
214 			   wdt->baseaddr + PON_PMIC_WD_RESET_S2_CTL,  in pm8916_wdt_probe()
221 	wdt->wdev.ops = &pm8916_wdt_ops;  in pm8916_wdt_probe()
222 	wdt->wdev.parent = dev;  in pm8916_wdt_probe()
223 	wdt->wdev.min_timeout = PM8916_WDT_MIN_TIMEOUT;  in pm8916_wdt_probe()
224 	wdt->wdev.max_timeout = PM8916_WDT_MAX_TIMEOUT;  in pm8916_wdt_probe()
225 	wdt->wdev.timeout = PM8916_WDT_DEFAULT_TIMEOUT;  in pm8916_wdt_probe()
226 	wdt->wdev.pretimeout = 0;  in pm8916_wdt_probe()
227 	watchdog_set_drvdata(&wdt->wdev, wdt);  in pm8916_wdt_probe()
228 	platform_set_drvdata(pdev, wdt);  in pm8916_wdt_probe()
230 	watchdog_init_timeout(&wdt->wdev, 0, dev);  in pm8916_wdt_probe()
231 	pm8916_wdt_configure_timers(&wdt->wdev);  in pm8916_wdt_probe()
233 	return devm_watchdog_register_device(dev, &wdt->wdev);  in pm8916_wdt_probe()
238 	struct pm8916_wdt *wdt = dev_get_drvdata(dev);  in pm8916_wdt_suspend()  local
240 	if (watchdog_active(&wdt->wdev))  in pm8916_wdt_suspend()
241 		return pm8916_wdt_stop(&wdt->wdev);  in pm8916_wdt_suspend()
248 	struct pm8916_wdt *wdt = dev_get_drvdata(dev);  in pm8916_wdt_resume()  local
250 	if (watchdog_active(&wdt->wdev))  in pm8916_wdt_resume()
251 		return pm8916_wdt_start(&wdt->wdev);  in pm8916_wdt_resume()
260 	{ .compatible = "qcom,pm8916-wdt" },
268 		.name = "pm8916-wdt",