3  * ChromeOS EC multi-function device
7  * The ChromeOS EC multi function device is used to mux all the requests
8  * to the EC device for its multiple features: keyboard controller,
49  * cros_ec_handle_event() - process and forward pending events on EC
52  * Call this function in a loop when the kernel is notified that the EC has
144 			  "EC detected sleep transition timeout. Total sleep transitions: %d",  in cros_ec_sleep_event()
171  * cros_ec_register() - Register a new ChromeOS EC, using the provided info.
189 	ec_dev->ec = NULL;  in cros_ec_register()
205 		dev_err(dev, "Cannot identify the EC: error %d\n", err);  in cros_ec_register()
214 						"chromeos-ec", ec_dev);  in cros_ec_register()
222 	/* Register a platform device for the main EC instance */  in cros_ec_register()
223 	ec_dev->ec = platform_device_register_data(ec_dev->dev, "cros-ec-dev",  in cros_ec_register()
226 	if (IS_ERR(ec_dev->ec)) {  in cros_ec_register()
228 			"Failed to create CrOS EC platform device\n");  in cros_ec_register()
229 		return PTR_ERR(ec_dev->ec);  in cros_ec_register()
234 		 * Register a platform device for the PD behind the main EC.  in cros_ec_register()
236 		 * - behind an EC, we have a pd  in cros_ec_register()
238 		 * - the EC is responsive at init time (it is not true for a  in cros_ec_register()
242 					"cros-ec-dev",  in cros_ec_register()
267 		dev_dbg(ec_dev->dev, "Error %d clearing sleep event to ec\n",  in cros_ec_register()
282 	dev_info(dev, "Chrome EC device registered\n");  in cros_ec_register()
285 	 * Unlock EC that may be waiting for AP to process MKBP events.  in cros_ec_register()
286 	 * If the AP takes to long to answer, the EC would stop sending events.  in cros_ec_register()
293 	platform_device_unregister(ec_dev->ec);  in cros_ec_register()
300  * cros_ec_unregister() - Remove a ChromeOS EC.
303  * Call this to deregister a ChromeOS EC, then clean up any private data.
311 	platform_device_unregister(ec_dev->ec);  in cros_ec_unregister()
317  * cros_ec_suspend() - Handle a suspend operation for the ChromeOS EC device.
336 		dev_dbg(ec_dev->dev, "Error %d sending suspend event to ec\n",  in cros_ec_suspend()
366  * cros_ec_resume() - Handle a resume operation for the ChromeOS EC device.
387 		dev_dbg(ec_dev->dev, "Error %d sending resume event to ec\n",  in cros_ec_resume()
407 MODULE_DESCRIPTION("ChromeOS EC core driver");