48 	struct bbnsm_pwrkey *bbnsm = from_timer(bbnsm, t, check_timer);  in bbnsm_pwrkey_check_for_events()  local
49 	struct input_dev *input = bbnsm->input;  in bbnsm_pwrkey_check_for_events()
52 	regmap_read(bbnsm->regmap, BBNSM_EVENTS, &state);  in bbnsm_pwrkey_check_for_events()
57 	if (state ^ bbnsm->keystate) {  in bbnsm_pwrkey_check_for_events()
58 		bbnsm->keystate = state;  in bbnsm_pwrkey_check_for_events()
59 		input_event(input, EV_KEY, bbnsm->keycode, state);  in bbnsm_pwrkey_check_for_events()
61 		pm_relax(bbnsm->input->dev.parent);  in bbnsm_pwrkey_check_for_events()
66 		mod_timer(&bbnsm->check_timer,  in bbnsm_pwrkey_check_for_events()
73 	struct bbnsm_pwrkey *bbnsm = platform_get_drvdata(pdev);  in bbnsm_pwrkey_interrupt()  local
74 	struct input_dev *input = bbnsm->input;  in bbnsm_pwrkey_interrupt()
77 	regmap_read(bbnsm->regmap, BBNSM_EVENTS, &event);  in bbnsm_pwrkey_interrupt()
81 	pm_wakeup_event(bbnsm->input->dev.parent, 0);  in bbnsm_pwrkey_interrupt()
87 	if (bbnsm->suspended) {  in bbnsm_pwrkey_interrupt()
88 		bbnsm->keystate = 1;  in bbnsm_pwrkey_interrupt()
89 		input_event(input, EV_KEY, bbnsm->keycode, 1);  in bbnsm_pwrkey_interrupt()
92 		bbnsm->suspended = false;  in bbnsm_pwrkey_interrupt()
95 	mod_timer(&bbnsm->check_timer,  in bbnsm_pwrkey_interrupt()
99 	regmap_write(bbnsm->regmap, BBNSM_EVENTS, BBNSM_BTN_OFF);  in bbnsm_pwrkey_interrupt()
106 	struct bbnsm_pwrkey *bbnsm = pdata;  in bbnsm_pwrkey_act()  local
108 	timer_shutdown_sync(&bbnsm->check_timer);  in bbnsm_pwrkey_act()
113 	struct bbnsm_pwrkey *bbnsm;  in bbnsm_pwrkey_probe()  local
118 	bbnsm = devm_kzalloc(&pdev->dev, sizeof(*bbnsm), GFP_KERNEL);  in bbnsm_pwrkey_probe()
119 	if (!bbnsm)  in bbnsm_pwrkey_probe()
122 	bbnsm->regmap = syscon_node_to_regmap(np->parent);  in bbnsm_pwrkey_probe()
123 	if (IS_ERR(bbnsm->regmap)) {  in bbnsm_pwrkey_probe()
125 		return PTR_ERR(bbnsm->regmap);  in bbnsm_pwrkey_probe()
129 				     &bbnsm->keycode)) {  in bbnsm_pwrkey_probe()
130 		bbnsm->keycode = KEY_POWER;  in bbnsm_pwrkey_probe()
134 	bbnsm->irq = platform_get_irq(pdev, 0);  in bbnsm_pwrkey_probe()
135 	if (bbnsm->irq < 0)  in bbnsm_pwrkey_probe()
139 	regmap_update_bits(bbnsm->regmap, BBNSM_CTRL, BBNSM_DP_EN, BBNSM_DP_EN);  in bbnsm_pwrkey_probe()
142 	regmap_write_bits(bbnsm->regmap, BBNSM_EVENTS, BBNSM_PWRKEY_EVENTS,  in bbnsm_pwrkey_probe()
145 	timer_setup(&bbnsm->check_timer, bbnsm_pwrkey_check_for_events, 0);  in bbnsm_pwrkey_probe()
157 	input_set_capability(input, EV_KEY, bbnsm->keycode);  in bbnsm_pwrkey_probe()
160 	error = devm_add_action(&pdev->dev, bbnsm_pwrkey_act, bbnsm);  in bbnsm_pwrkey_probe()
166 	bbnsm->input = input;  in bbnsm_pwrkey_probe()
167 	platform_set_drvdata(pdev, bbnsm);  in bbnsm_pwrkey_probe()
169 	error = devm_request_irq(&pdev->dev, bbnsm->irq, bbnsm_pwrkey_interrupt,  in bbnsm_pwrkey_probe()
183 	error = dev_pm_set_wake_irq(&pdev->dev, bbnsm->irq);  in bbnsm_pwrkey_probe()
193 	struct bbnsm_pwrkey *bbnsm = platform_get_drvdata(pdev);  in bbnsm_pwrkey_suspend()  local
195 	bbnsm->suspended = true;  in bbnsm_pwrkey_suspend()
203 	struct bbnsm_pwrkey *bbnsm = platform_get_drvdata(pdev);  in bbnsm_pwrkey_resume()  local
205 	bbnsm->suspended = false;  in bbnsm_pwrkey_resume()