87 	struct pm8941_pwrkey *pwrkey = container_of(nb, struct pm8941_pwrkey,  in pm8941_reboot_notify()  local
94 	if (pwrkey->revision == 0)  in pm8941_reboot_notify()
99 	error = regmap_update_bits(pwrkey->regmap,  in pm8941_reboot_notify()
100 				   pwrkey->baseaddr + enable_reg,  in pm8941_reboot_notify()
104 		dev_err(pwrkey->dev,  in pm8941_reboot_notify()
128 	error = regmap_update_bits(pwrkey->regmap,  in pm8941_reboot_notify()
129 				   pwrkey->baseaddr + PON_PS_HOLD_RST_CTL,  in pm8941_reboot_notify()
133 		dev_err(pwrkey->dev, "unable to set ps hold reset type: %d\n",  in pm8941_reboot_notify()
136 	error = regmap_update_bits(pwrkey->regmap,  in pm8941_reboot_notify()
137 				   pwrkey->baseaddr + enable_reg,  in pm8941_reboot_notify()
141 		dev_err(pwrkey->dev, "unable to re-set enable: %d\n", error);  in pm8941_reboot_notify()
148 	struct pm8941_pwrkey *pwrkey = _data;  in pm8941_pwrkey_irq()  local
152 	if (pwrkey->sw_debounce_time_us) {  in pm8941_pwrkey_irq()
153 		if (ktime_before(ktime_get(), pwrkey->sw_debounce_end_time)) {  in pm8941_pwrkey_irq()
154 			dev_dbg(pwrkey->dev,  in pm8941_pwrkey_irq()
156 				pwrkey->sw_debounce_end_time);  in pm8941_pwrkey_irq()
161 	err = regmap_read(pwrkey->regmap, pwrkey->baseaddr + PON_RT_STS, &sts);  in pm8941_pwrkey_irq()
165 	sts &= pwrkey->data->status_bit;  in pm8941_pwrkey_irq()
167 	if (pwrkey->sw_debounce_time_us && !sts)  in pm8941_pwrkey_irq()
168 		pwrkey->sw_debounce_end_time = ktime_add_us(ktime_get(),  in pm8941_pwrkey_irq()
169 						pwrkey->sw_debounce_time_us);  in pm8941_pwrkey_irq()
175 	if (!pwrkey->last_status && !sts) {  in pm8941_pwrkey_irq()
176 		input_report_key(pwrkey->input, pwrkey->code, 1);  in pm8941_pwrkey_irq()
177 		input_sync(pwrkey->input);  in pm8941_pwrkey_irq()
179 	pwrkey->last_status = sts;  in pm8941_pwrkey_irq()
181 	input_report_key(pwrkey->input, pwrkey->code, sts);  in pm8941_pwrkey_irq()
182 	input_sync(pwrkey->input);  in pm8941_pwrkey_irq()
187 static int pm8941_pwrkey_sw_debounce_init(struct pm8941_pwrkey *pwrkey)  in pm8941_pwrkey_sw_debounce_init()  argument
192 	if (pwrkey->data->has_pon_pbs && !pwrkey->pon_pbs_baseaddr) {  in pm8941_pwrkey_sw_debounce_init()
193 		dev_err(pwrkey->dev,  in pm8941_pwrkey_sw_debounce_init()
198 	if (pwrkey->pon_pbs_baseaddr)  in pm8941_pwrkey_sw_debounce_init()
199 		addr = pwrkey->pon_pbs_baseaddr + PON_DBC_CTL;  in pm8941_pwrkey_sw_debounce_init()
201 		addr = pwrkey->baseaddr + PON_DBC_CTL;  in pm8941_pwrkey_sw_debounce_init()
202 	error = regmap_read(pwrkey->regmap, addr, &val);  in pm8941_pwrkey_sw_debounce_init()
206 	if (pwrkey->subtype >= PON_SUBTYPE_GEN2_PRIMARY)  in pm8941_pwrkey_sw_debounce_init()
211 	pwrkey->sw_debounce_time_us =  in pm8941_pwrkey_sw_debounce_init()
214 	dev_dbg(pwrkey->dev, "SW debounce time = %u us\n",  in pm8941_pwrkey_sw_debounce_init()
215 		pwrkey->sw_debounce_time_us);  in pm8941_pwrkey_sw_debounce_init()
222 	struct pm8941_pwrkey *pwrkey = dev_get_drvdata(dev);  in pm8941_pwrkey_suspend()  local
225 		enable_irq_wake(pwrkey->irq);  in pm8941_pwrkey_suspend()
232 	struct pm8941_pwrkey *pwrkey = dev_get_drvdata(dev);  in pm8941_pwrkey_resume()  local
235 		disable_irq_wake(pwrkey->irq);  in pm8941_pwrkey_resume()
245 	struct pm8941_pwrkey *pwrkey;  in pm8941_pwrkey_probe()  local
263 	pwrkey = devm_kzalloc(&pdev->dev, sizeof(*pwrkey), GFP_KERNEL);  in pm8941_pwrkey_probe()
264 	if (!pwrkey)  in pm8941_pwrkey_probe()
267 	pwrkey->dev = &pdev->dev;  in pm8941_pwrkey_probe()
268 	pwrkey->data = of_device_get_match_data(&pdev->dev);  in pm8941_pwrkey_probe()
272 	pwrkey->regmap = dev_get_regmap(parent, NULL);  in pm8941_pwrkey_probe()
273 	if (!pwrkey->regmap) {  in pm8941_pwrkey_probe()
280 		pwrkey->regmap = dev_get_regmap(parent->parent, NULL);  in pm8941_pwrkey_probe()
281 		if (!pwrkey->regmap) {  in pm8941_pwrkey_probe()
292 	pwrkey->baseaddr = be32_to_cpup(addr);  in pm8941_pwrkey_probe()
294 	if (pwrkey->data->has_pon_pbs) {  in pm8941_pwrkey_probe()
298 			pwrkey->pon_pbs_baseaddr = be32_to_cpup(addr);  in pm8941_pwrkey_probe()
301 	pwrkey->irq = platform_get_irq(pdev, 0);  in pm8941_pwrkey_probe()
302 	if (pwrkey->irq < 0)  in pm8941_pwrkey_probe()
303 		return pwrkey->irq;  in pm8941_pwrkey_probe()
305 	error = regmap_read(pwrkey->regmap, pwrkey->baseaddr + PON_REV2,  in pm8941_pwrkey_probe()
306 			    &pwrkey->revision);  in pm8941_pwrkey_probe()
312 	error = regmap_read(pwrkey->regmap, pwrkey->baseaddr + PON_SUBTYPE,  in pm8941_pwrkey_probe()
313 			    &pwrkey->subtype);  in pm8941_pwrkey_probe()
320 				     &pwrkey->code);  in pm8941_pwrkey_probe()
324 		pwrkey->code = KEY_POWER;  in pm8941_pwrkey_probe()
327 	pwrkey->input = devm_input_allocate_device(&pdev->dev);  in pm8941_pwrkey_probe()
328 	if (!pwrkey->input) {  in pm8941_pwrkey_probe()
333 	input_set_capability(pwrkey->input, EV_KEY, pwrkey->code);  in pm8941_pwrkey_probe()
335 	pwrkey->input->name = pwrkey->data->name;  in pm8941_pwrkey_probe()
336 	pwrkey->input->phys = pwrkey->data->phys;  in pm8941_pwrkey_probe()
338 	if (pwrkey->data->supports_debounce_config) {  in pm8941_pwrkey_probe()
342 		error = regmap_update_bits(pwrkey->regmap,  in pm8941_pwrkey_probe()
343 					   pwrkey->baseaddr + PON_DBC_CTL,  in pm8941_pwrkey_probe()
353 	error = pm8941_pwrkey_sw_debounce_init(pwrkey);  in pm8941_pwrkey_probe()
357 	if (pwrkey->data->pull_up_bit) {  in pm8941_pwrkey_probe()
358 		error = regmap_update_bits(pwrkey->regmap,  in pm8941_pwrkey_probe()
359 					   pwrkey->baseaddr + PON_PULL_CTL,  in pm8941_pwrkey_probe()
360 					   pwrkey->data->pull_up_bit,  in pm8941_pwrkey_probe()
361 					   pull_up ? pwrkey->data->pull_up_bit :  in pm8941_pwrkey_probe()
369 	error = devm_request_threaded_irq(&pdev->dev, pwrkey->irq,  in pm8941_pwrkey_probe()
372 					  pwrkey->data->name, pwrkey);  in pm8941_pwrkey_probe()
378 	error = input_register_device(pwrkey->input);  in pm8941_pwrkey_probe()
385 	if (pwrkey->data->supports_ps_hold_poff_config) {  in pm8941_pwrkey_probe()
386 		pwrkey->reboot_notifier.notifier_call = pm8941_reboot_notify;  in pm8941_pwrkey_probe()
387 		error = register_reboot_notifier(&pwrkey->reboot_notifier);  in pm8941_pwrkey_probe()
395 	platform_set_drvdata(pdev, pwrkey);  in pm8941_pwrkey_probe()
403 	struct pm8941_pwrkey *pwrkey = platform_get_drvdata(pdev);  in pm8941_pwrkey_remove()  local
405 	if (pwrkey->data->supports_ps_hold_poff_config)  in pm8941_pwrkey_remove()
406 		unregister_reboot_notifier(&pwrkey->reboot_notifier);  in pm8941_pwrkey_remove()
450 	{ .compatible = "qcom,pm8941-pwrkey", .data = &pwrkey_data },
452 	{ .compatible = "qcom,pmk8350-pwrkey", .data = &pon_gen3_pwrkey_data },
462 		.name = "pm8941-pwrkey",