50 	struct pwrkey_drv_data *pdata = (struct pwrkey_drv_data *) data;  in imx_imx_snvs_check_for_events()  local
51 	struct input_dev *input = pdata->input;  in imx_imx_snvs_check_for_events()
54 	regmap_read(pdata->snvs, SNVS_HPSR_REG, &state);  in imx_imx_snvs_check_for_events()
58 	if (state ^ pdata->keystate) {  in imx_imx_snvs_check_for_events()
59 		pdata->keystate = state;  in imx_imx_snvs_check_for_events()
60 		input_event(input, EV_KEY, pdata->keycode, state);  in imx_imx_snvs_check_for_events()
62 		pm_relax(pdata->input->dev.parent);  in imx_imx_snvs_check_for_events()
67 		mod_timer(&pdata->check_timer,  in imx_imx_snvs_check_for_events()
75 	struct pwrkey_drv_data *pdata = platform_get_drvdata(pdev);  in imx_snvs_pwrkey_interrupt()  local
78 	pm_wakeup_event(pdata->input->dev.parent, 0);  in imx_snvs_pwrkey_interrupt()
80 	regmap_read(pdata->snvs, SNVS_LPSR_REG, &lp_status);  in imx_snvs_pwrkey_interrupt()
82 		mod_timer(&pdata->check_timer, jiffies + msecs_to_jiffies(DEBOUNCE_TIME));  in imx_snvs_pwrkey_interrupt()
85 	regmap_write(pdata->snvs, SNVS_LPSR_REG, SNVS_LPSR_SPO);  in imx_snvs_pwrkey_interrupt()
90 static void imx_snvs_pwrkey_act(void *pdata)  in imx_snvs_pwrkey_act()  argument
92 	struct pwrkey_drv_data *pd = pdata;  in imx_snvs_pwrkey_act()
99 	struct pwrkey_drv_data *pdata = NULL;  in imx_snvs_pwrkey_probe()  local
109 	pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);  in imx_snvs_pwrkey_probe()
110 	if (!pdata)  in imx_snvs_pwrkey_probe()
113 	pdata->snvs = syscon_regmap_lookup_by_phandle(np, "regmap");  in imx_snvs_pwrkey_probe()
114 	if (!pdata->snvs) {  in imx_snvs_pwrkey_probe()
119 	if (of_property_read_u32(np, "linux,keycode", &pdata->keycode)) {  in imx_snvs_pwrkey_probe()
120 		pdata->keycode = KEY_POWER;  in imx_snvs_pwrkey_probe()
124 	pdata->wakeup = of_property_read_bool(np, "wakeup-source");  in imx_snvs_pwrkey_probe()
126 	pdata->irq = platform_get_irq(pdev, 0);  in imx_snvs_pwrkey_probe()
127 	if (pdata->irq < 0) {  in imx_snvs_pwrkey_probe()
132 	regmap_update_bits(pdata->snvs, SNVS_LPCR_REG, SNVS_LPCR_DEP_EN, SNVS_LPCR_DEP_EN);  in imx_snvs_pwrkey_probe()
135 	regmap_write(pdata->snvs, SNVS_LPSR_REG, SNVS_LPSR_SPO);  in imx_snvs_pwrkey_probe()
137 	setup_timer(&pdata->check_timer,  in imx_snvs_pwrkey_probe()
138 		    imx_imx_snvs_check_for_events, (unsigned long) pdata);  in imx_snvs_pwrkey_probe()
150 	input_set_capability(input, EV_KEY, pdata->keycode);  in imx_snvs_pwrkey_probe()
153 	error = devm_add_action(&pdev->dev, imx_snvs_pwrkey_act, pdata);  in imx_snvs_pwrkey_probe()
159 	error = devm_request_irq(&pdev->dev, pdata->irq,  in imx_snvs_pwrkey_probe()
175 	pdata->input = input;  in imx_snvs_pwrkey_probe()
176 	platform_set_drvdata(pdev, pdata);  in imx_snvs_pwrkey_probe()
178 	device_init_wakeup(&pdev->dev, pdata->wakeup);  in imx_snvs_pwrkey_probe()
186 	struct pwrkey_drv_data *pdata = platform_get_drvdata(pdev);  in imx_snvs_pwrkey_suspend()  local
189 		enable_irq_wake(pdata->irq);  in imx_snvs_pwrkey_suspend()
197 	struct pwrkey_drv_data *pdata = platform_get_drvdata(pdev);  in imx_snvs_pwrkey_resume()  local
200 		disable_irq_wake(pdata->irq);  in imx_snvs_pwrkey_resume()