183 	struct cros_ec_dev *ec = kzalloc(sizeof(*ec), GFP_KERNEL);  in ec_device_probe()  local
187 	if (!ec)  in ec_device_probe()
190 	dev_set_drvdata(dev, ec);  in ec_device_probe()
191 	ec->ec_dev = dev_get_drvdata(dev->parent);  in ec_device_probe()
192 	ec->dev = dev;  in ec_device_probe()
193 	ec->cmd_offset = ec_platform->cmd_offset;  in ec_device_probe()
194 	ec->features.flags[0] = -1U; /* Not cached yet */  in ec_device_probe()
195 	ec->features.flags[1] = -1U; /* Not cached yet */  in ec_device_probe()
196 	device_initialize(&ec->class_dev);  in ec_device_probe()
203 		if (cros_ec_check_features(ec, cros_mcu_devices[i].id)) {  in ec_device_probe()
218 	ec->class_dev.class = &cros_class;  in ec_device_probe()
219 	ec->class_dev.parent = dev;  in ec_device_probe()
220 	ec->class_dev.release = cros_ec_class_release;  in ec_device_probe()
222 	retval = dev_set_name(&ec->class_dev, "%s", ec_platform->ec_name);  in ec_device_probe()
228 	retval = device_add(&ec->class_dev);  in ec_device_probe()
233 	if (cros_ec_get_sensor_count(ec) > 0) {  in ec_device_probe()
234 		retval = mfd_add_hotplug_devices(ec->dev,  in ec_device_probe()
238 			dev_err(ec->dev, "failed to add %s subdevice: %d\n",  in ec_device_probe()
247 		if (cros_ec_check_features(ec, cros_subdevices[i].id)) {  in ec_device_probe()
248 			retval = mfd_add_hotplug_devices(ec->dev,  in ec_device_probe()
252 				dev_err(ec->dev,  in ec_device_probe()
263 	if (cros_ec_check_features(ec, EC_FEATURE_USB_PD) &&  in ec_device_probe()
264 	    !cros_ec_check_features(ec, EC_FEATURE_UCSI_PPM)) {  in ec_device_probe()
265 		retval = mfd_add_hotplug_devices(ec->dev,  in ec_device_probe()
270 			dev_warn(ec->dev, "failed to add usbpd-charger: %d\n",  in ec_device_probe()
278 	if (cros_ec_check_features(ec, EC_FEATURE_LIGHTBAR) ||  in ec_device_probe()
280 		retval = mfd_add_hotplug_devices(ec->dev,  in ec_device_probe()
284 			dev_warn(ec->dev, "failed to add lightbar: %d\n",  in ec_device_probe()
293 	if (IS_ENABLED(CONFIG_OF) && ec->ec_dev->dev->of_node) {  in ec_device_probe()
294 		if (cros_ec_check_features(ec, EC_FEATURE_USB_PD)) {  in ec_device_probe()
295 			retval = mfd_add_hotplug_devices(ec->dev,  in ec_device_probe()
299 				dev_err(ec->dev,  in ec_device_probe()
309 	retval = cros_ec_cmd(ec->ec_dev, 0, EC_CMD_PCHG_COUNT, NULL, 0,  in ec_device_probe()
312 		retval = mfd_add_hotplug_devices(ec->dev,  in ec_device_probe()
316 			dev_warn(ec->dev, "failed to add pchg: %d\n",  in ec_device_probe()
324 	retval = mfd_add_hotplug_devices(ec->dev, cros_ec_platform_cells,  in ec_device_probe()
327 		dev_warn(ec->dev,  in ec_device_probe()
332 	node = ec->ec_dev->dev->of_node;  in ec_device_probe()
334 		retval = mfd_add_hotplug_devices(ec->dev, cros_ec_vbc_cells,  in ec_device_probe()
337 			dev_warn(ec->dev, "failed to add VBC devices: %d\n",  in ec_device_probe()
344 	put_device(&ec->class_dev);  in ec_device_probe()
350 	struct cros_ec_dev *ec = dev_get_drvdata(&pdev->dev);  in ec_device_remove()  local
352 	mfd_remove_devices(ec->dev);  in ec_device_remove()
353 	device_unregister(&ec->class_dev);  in ec_device_remove()