105 static int cht_wc_extcon_get_id(struct cht_wc_extcon_data *ext, int pwrsrc_sts)  in cht_wc_extcon_get_id()  argument
119 static int cht_wc_extcon_get_charger(struct cht_wc_extcon_data *ext,  in cht_wc_extcon_get_charger()  argument
128 		ret = regmap_read(ext->regmap, CHT_WC_USBSRC, &usbsrc);  in cht_wc_extcon_get_charger()
130 			dev_err(ext->dev, "Error reading usbsrc: %d\n", ret);  in cht_wc_extcon_get_charger()
147 			dev_warn(ext->dev, "Could not detect charger type\n");  in cht_wc_extcon_get_charger()
149 			dev_warn(ext->dev, "Timeout detecting charger type\n");  in cht_wc_extcon_get_charger()
156 		dev_warn(ext->dev,  in cht_wc_extcon_get_charger()
175 static void cht_wc_extcon_set_phymux(struct cht_wc_extcon_data *ext, u8 state)  in cht_wc_extcon_set_phymux()  argument
179 	ret = regmap_write(ext->regmap, CHT_WC_PHYCTRL, state);  in cht_wc_extcon_set_phymux()
181 		dev_err(ext->dev, "Error writing phyctrl: %d\n", ret);  in cht_wc_extcon_set_phymux()
184 static void cht_wc_extcon_set_5v_boost(struct cht_wc_extcon_data *ext,  in cht_wc_extcon_set_5v_boost()  argument
197 	ret = regmap_write(ext->regmap, CHT_WC_VBUS_GPIO_CTLO, val);  in cht_wc_extcon_set_5v_boost()
199 		dev_err(ext->dev, "Error writing Vbus GPIO CTLO: %d\n", ret);  in cht_wc_extcon_set_5v_boost()
203 static void cht_wc_extcon_set_state(struct cht_wc_extcon_data *ext,  in cht_wc_extcon_set_state()  argument
206 	extcon_set_state_sync(ext->edev, cable, state);  in cht_wc_extcon_set_state()
208 		extcon_set_state_sync(ext->edev, EXTCON_USB, state);  in cht_wc_extcon_set_state()
211 static void cht_wc_extcon_pwrsrc_event(struct cht_wc_extcon_data *ext)  in cht_wc_extcon_pwrsrc_event()  argument
216 	bool ignore_get_charger_errors = ext->usb_host;  in cht_wc_extcon_pwrsrc_event()
218 	ret = regmap_read(ext->regmap, CHT_WC_PWRSRC_STS, &pwrsrc_sts);  in cht_wc_extcon_pwrsrc_event()
220 		dev_err(ext->dev, "Error reading pwrsrc status: %d\n", ret);  in cht_wc_extcon_pwrsrc_event()
224 	id = cht_wc_extcon_get_id(ext, pwrsrc_sts);  in cht_wc_extcon_pwrsrc_event()
233 		cht_wc_extcon_set_phymux(ext, MUX_SEL_PMIC);  in cht_wc_extcon_pwrsrc_event()
237 	ret = cht_wc_extcon_get_charger(ext, ignore_get_charger_errors);  in cht_wc_extcon_pwrsrc_event()
243 	cht_wc_extcon_set_phymux(ext, MUX_SEL_SOC);  in cht_wc_extcon_pwrsrc_event()
246 	if (cable != ext->previous_cable) {  in cht_wc_extcon_pwrsrc_event()
247 		cht_wc_extcon_set_state(ext, cable, true);  in cht_wc_extcon_pwrsrc_event()
248 		cht_wc_extcon_set_state(ext, ext->previous_cable, false);  in cht_wc_extcon_pwrsrc_event()
249 		ext->previous_cable = cable;  in cht_wc_extcon_pwrsrc_event()
252 	ext->usb_host = ((id == USB_ID_GND) || (id == USB_RID_A));  in cht_wc_extcon_pwrsrc_event()
253 	extcon_set_state_sync(ext->edev, EXTCON_USB_HOST, ext->usb_host);  in cht_wc_extcon_pwrsrc_event()
258 	struct cht_wc_extcon_data *ext = data;  in cht_wc_extcon_isr()  local
261 	ret = regmap_read(ext->regmap, CHT_WC_PWRSRC_IRQ, &irqs);  in cht_wc_extcon_isr()
263 		dev_err(ext->dev, "Error reading irqs: %d\n", ret);  in cht_wc_extcon_isr()
267 	cht_wc_extcon_pwrsrc_event(ext);  in cht_wc_extcon_isr()
269 	ret = regmap_write(ext->regmap, CHT_WC_PWRSRC_IRQ, irqs);  in cht_wc_extcon_isr()
271 		dev_err(ext->dev, "Error writing irqs: %d\n", ret);  in cht_wc_extcon_isr()
278 static int cht_wc_extcon_sw_control(struct cht_wc_extcon_data *ext, bool enable)  in cht_wc_extcon_sw_control()  argument
284 	ret = regmap_update_bits(ext->regmap, CHT_WC_CHGRCTRL0, mask, val);  in cht_wc_extcon_sw_control()
286 		dev_err(ext->dev, "Error setting sw control: %d\n", ret);  in cht_wc_extcon_sw_control()
294 	struct cht_wc_extcon_data *ext;  in cht_wc_extcon_probe()  local
301 	ext = devm_kzalloc(&pdev->dev, sizeof(*ext), GFP_KERNEL);  in cht_wc_extcon_probe()
302 	if (!ext)  in cht_wc_extcon_probe()
305 	ext->dev = &pdev->dev;  in cht_wc_extcon_probe()
306 	ext->regmap = pmic->regmap;  in cht_wc_extcon_probe()
307 	ext->previous_cable = EXTCON_NONE;  in cht_wc_extcon_probe()
310 	ext->edev = devm_extcon_dev_allocate(ext->dev, cht_wc_extcon_cables);  in cht_wc_extcon_probe()
311 	if (IS_ERR(ext->edev))  in cht_wc_extcon_probe()
312 		return PTR_ERR(ext->edev);  in cht_wc_extcon_probe()
327 	cht_wc_extcon_set_5v_boost(ext, false);  in cht_wc_extcon_probe()
330 	ret = cht_wc_extcon_sw_control(ext, true);  in cht_wc_extcon_probe()
335 	ret = devm_extcon_dev_register(ext->dev, ext->edev);  in cht_wc_extcon_probe()
337 		dev_err(ext->dev, "Error registering extcon device: %d\n", ret);  in cht_wc_extcon_probe()
342 	cht_wc_extcon_set_phymux(ext, MUX_SEL_PMIC);  in cht_wc_extcon_probe()
345 	cht_wc_extcon_pwrsrc_event(ext);  in cht_wc_extcon_probe()
347 	ret = devm_request_threaded_irq(ext->dev, irq, NULL, cht_wc_extcon_isr,  in cht_wc_extcon_probe()
348 					IRQF_ONESHOT, pdev->name, ext);  in cht_wc_extcon_probe()
350 		dev_err(ext->dev, "Error requesting interrupt: %d\n", ret);  in cht_wc_extcon_probe()
355 	ret = regmap_write(ext->regmap, CHT_WC_PWRSRC_IRQ_MASK,  in cht_wc_extcon_probe()
359 		dev_err(ext->dev, "Error writing irq-mask: %d\n", ret);  in cht_wc_extcon_probe()
363 	platform_set_drvdata(pdev, ext);  in cht_wc_extcon_probe()
368 	cht_wc_extcon_sw_control(ext, false);  in cht_wc_extcon_probe()
374 	struct cht_wc_extcon_data *ext = platform_get_drvdata(pdev);  in cht_wc_extcon_remove()  local
376 	cht_wc_extcon_sw_control(ext, false);  in cht_wc_extcon_remove()