62 	struct extcon_dev *edev = cg->cable_edev;  in universal_cg_bc_evt_worker()
64 	const char *event[5] = {"UN", "NONE", "USB", "AC", "CDP1.5A"};  in universal_cg_bc_evt_worker()
79 		dev_info(cg->dev, "receive usb notifier event: %s...\n",  in universal_cg_bc_evt_worker()
81 		cg->usb_charger = charger;  in universal_cg_bc_evt_worker()
92 	queue_delayed_work(cg->usb_charger_wq, &cg->usb_work,  in universal_cg_charger_evt_notifier()
103 	if (extcon_get_cable_state_(cg->cable_edev, EXTCON_USB) == 0) {  in universal_cg_discnt_evt_worker()
104 		dev_info(cg->dev, "receive usb notifier event: DISCNT...\n");  in universal_cg_discnt_evt_worker()
105 		cg->usb_charger = USB_TYPE_NONE_CHARGER;  in universal_cg_discnt_evt_worker()
115 	queue_delayed_work(cg->usb_charger_wq, &cg->discnt_work,  in universal_cg_discnt_evt_notfier()
123 	struct device *dev = cg->dev;  in universal_cg_init_usb()
127 	if (!cg->extcon)  in universal_cg_init_usb()
132 		if (PTR_ERR(edev) != -EPROBE_DEFER)  in universal_cg_init_usb()
137 	cg->usb_charger_wq = alloc_ordered_workqueue("%s",  in universal_cg_init_usb()
139 				"universal-usb-wq");  in universal_cg_init_usb()
140 	if (!cg->usb_charger_wq)  in universal_cg_init_usb()
141 		return -ENOMEM;  in universal_cg_init_usb()
143 	cg->usb_charger = USB_TYPE_NONE_CHARGER;  in universal_cg_init_usb()
146 	INIT_DELAYED_WORK(&cg->usb_work, universal_cg_bc_evt_worker);  in universal_cg_init_usb()
147 	cg->cable_cg_nb.notifier_call = universal_cg_charger_evt_notifier;  in universal_cg_init_usb()
149 					    &cg->cable_cg_nb);  in universal_cg_init_usb()
151 		dev_err(dev, "failed to register notifier for SDP\n");  in universal_cg_init_usb()
156 					    &cg->cable_cg_nb);  in universal_cg_init_usb()
163 					    &cg->cable_cg_nb);  in universal_cg_init_usb()
169 	/* Register discnt usb */  in universal_cg_init_usb()
170 	INIT_DELAYED_WORK(&cg->discnt_work, universal_cg_discnt_evt_worker);  in universal_cg_init_usb()
171 	cg->cable_discnt_nb.notifier_call = universal_cg_discnt_evt_notfier;  in universal_cg_init_usb()
173 					    &cg->cable_discnt_nb);  in universal_cg_init_usb()
179 	cg->cable_edev = edev;  in universal_cg_init_usb()
180 	schedule_delayed_work(&cg->usb_work, 0);  in universal_cg_init_usb()
181 	dev_info(cg->dev, "register extcon evt notifier\n");  in universal_cg_init_usb()
186 	destroy_workqueue(cg->usb_charger_wq);  in universal_cg_init_usb()
203 	if (cg->usb_charger != USB_TYPE_UNKNOWN_CHARGER &&  in universal_cg_usb_get_property()
204 	    cg->usb_charger != USB_TYPE_NONE_CHARGER)  in universal_cg_usb_get_property()
206 	if (cg->dc_charger != DC_TYPE_NONE_CHARGER)  in universal_cg_usb_get_property()
210 		val->intval = online;  in universal_cg_usb_get_property()
212 		dev_dbg(cg->dev, "report online: %d\n", val->intval);  in universal_cg_usb_get_property()
216 			val->intval = POWER_SUPPLY_STATUS_CHARGING;  in universal_cg_usb_get_property()
218 			val->intval = POWER_SUPPLY_STATUS_DISCHARGING;  in universal_cg_usb_get_property()
220 		dev_dbg(cg->dev, "report prop: %d\n", val->intval);  in universal_cg_usb_get_property()
223 		ret = -EINVAL;  in universal_cg_usb_get_property()
242 	cg->usb_psy = devm_power_supply_register(cg->dev, &universal_usb_desc,  in universal_cg_init_power_supply()
244 	if (IS_ERR(cg->usb_psy)) {  in universal_cg_init_power_supply()
245 		dev_err(cg->dev, "register usb power supply fail\n");  in universal_cg_init_power_supply()
246 		return PTR_ERR(cg->usb_psy);  in universal_cg_init_power_supply()
255 	struct device *dev = cg->dev;  in universal_charger_parse_dt()
257 	cg->dc_det_pin = devm_gpiod_get_optional(dev, "dc-det",  in universal_charger_parse_dt()
259 	if (!IS_ERR_OR_NULL(cg->dc_det_pin)) {  in universal_charger_parse_dt()
260 		cg->support_dc_det = true;  in universal_charger_parse_dt()
263 		cg->support_dc_det = false;  in universal_charger_parse_dt()
271 	return -ENODEV;  in universal_charger_parse_dt()
278 	return (gpiod_get_value(cg->dc_det_pin)) ?  in universal_charger_get_dc_state()
290 		cg->dc_charger = charger;  in universal_charger_dc_det_worker()
292 		cg->dc_charger = DC_TYPE_NONE_CHARGER;  in universal_charger_dc_det_worker()
299 	queue_delayed_work(cg->dc_charger_wq, &cg->dc_work,  in universal_charger_dc_det_isr()
311 	if (!cg->support_dc_det)  in universal_charger_init_dc()
314 	cg->dc_charger_wq = alloc_ordered_workqueue("%s",  in universal_charger_init_dc()
316 				"universal-dc-wq");  in universal_charger_init_dc()
317 	if (!cg->dc_charger_wq)  in universal_charger_init_dc()
318 		return -ENOMEM;  in universal_charger_init_dc()
320 	INIT_DELAYED_WORK(&cg->dc_work, universal_charger_dc_det_worker);  in universal_charger_init_dc()
321 	cg->dc_charger = DC_TYPE_NONE_CHARGER;  in universal_charger_init_dc()
323 	if (gpiod_get_value(cg->dc_det_pin))  in universal_charger_init_dc()
324 		cg->dc_charger = DC_TYPE_DC_CHARGER;  in universal_charger_init_dc()
326 		cg->dc_charger = DC_TYPE_NONE_CHARGER;  in universal_charger_init_dc()
329 	dc_det_irq = gpiod_to_irq(cg->dc_det_pin);  in universal_charger_init_dc()
330 	ret = devm_request_irq(cg->dev, dc_det_irq,  in universal_charger_init_dc()
334 		destroy_workqueue(cg->dc_charger_wq);  in universal_charger_init_dc()
335 		dev_err(cg->dev, "universal_dc_det_irq request failed!\n");  in universal_charger_init_dc()
349 	cg = devm_kzalloc(&pdev->dev, sizeof(*cg), GFP_KERNEL);  in universal_charger_probe()
351 		return -ENOMEM;  in universal_charger_probe()
353 	cg->dev = &pdev->dev;  in universal_charger_probe()
357 		dev_err(cg->dev, "init dc failed!\n");  in universal_charger_probe()
360 	cg->extcon = device_property_read_bool(cg->dev, "extcon");  in universal_charger_probe()
363 		dev_err(cg->dev, "init usb failed!\n");  in universal_charger_probe()
369 		dev_err(cg->dev, "init power supply fail!\n");  in universal_charger_probe()
373 	dev_info(cg->dev, "driver registered\n");  in universal_charger_probe()
378 	if (cg->usb_charger_wq)  in universal_charger_probe()
379 		destroy_workqueue(cg->usb_charger_wq);  in universal_charger_probe()
381 	if (cg->dc_charger_wq)  in universal_charger_probe()
382 		destroy_workqueue(cg->dc_charger_wq);  in universal_charger_probe()
391 	if (cg->usb_charger_wq)  in universal_charger_remove()
392 		destroy_workqueue(cg->usb_charger_wq);  in universal_charger_remove()
393 	if (cg->dc_charger_wq)  in universal_charger_remove()
394 		destroy_workqueue(cg->dc_charger_wq);  in universal_charger_remove()
401 		.compatible = "universal-charger",
410 		.name	= "universal-charger",
418 MODULE_ALIAS("platform:universal-charger");
419 MODULE_AUTHOR("chen Shunqing<csq@rock-chips.com>");