Fix the LUFA lib to use a submodule instead of just files (#6245)

* Remove LUFA files

* Update descriptions for newer version of LUFA

* Create PR6245.md

* Fix CDC(Serial) type errors

* Fix missed merge conflict for AUDIO_DTYPE_CSInterface

1 files changed, 0 insertions, 204 deletions

diff --git a/lib/lufa/Demos/Device/ClassDriver/VirtualSerial/VirtualSerial.c b/lib/lufa/Demos/Device/ClassDriver/VirtualSerial/VirtualSerial.c
deleted file mode 100644
index 3a943e8c18..0000000000
--- a/lib/lufa/Demos/Device/ClassDriver/VirtualSerial/VirtualSerial.c
+++ /dev/null
@@ -1,204 +0,0 @@
-/*
-             LUFA Library
-     Copyright (C) Dean Camera, 2017.
-
-  dean [at] fourwalledcubicle [dot] com
-           www.lufa-lib.org
-*/
-
-/*
-  Copyright 2017  Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
-  Permission to use, copy, modify, distribute, and sell this
-  software and its documentation for any purpose is hereby granted
-  without fee, provided that the above copyright notice appear in
-  all copies and that both that the copyright notice and this
-  permission notice and warranty disclaimer appear in supporting
-  documentation, and that the name of the author not be used in
-  advertising or publicity pertaining to distribution of the
-  software without specific, written prior permission.
-
-  The author disclaims all warranties with regard to this
-  software, including all implied warranties of merchantability
-  and fitness.  In no event shall the author be liable for any
-  special, indirect or consequential damages or any damages
-  whatsoever resulting from loss of use, data or profits, whether
-  in an action of contract, negligence or other tortious action,
-  arising out of or in connection with the use or performance of
-  this software.
-*/
-
-/** \file
- *
- *  Main source file for the VirtualSerial demo. This file contains the main tasks of
- *  the demo and is responsible for the initial application hardware configuration.
- */
-
-#include "VirtualSerial.h"
-
-/** LUFA CDC Class driver interface configuration and state information. This structure is
- *  passed to all CDC Class driver functions, so that multiple instances of the same class
- *  within a device can be differentiated from one another.
- */
-USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface =
-	{
-		.Config =
-			{
-				.ControlInterfaceNumber   = INTERFACE_ID_CDC_CCI,
-				.DataINEndpoint           =
-					{
-						.Address          = CDC_TX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.DataOUTEndpoint =
-					{
-						.Address          = CDC_RX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.NotificationEndpoint =
-					{
-						.Address          = CDC_NOTIFICATION_EPADDR,
-						.Size             = CDC_NOTIFICATION_EPSIZE,
-						.Banks            = 1,
-					},
-			},
-	};
-
-/** Standard file stream for the CDC interface when set up, so that the virtual CDC COM port can be
- *  used like any regular character stream in the C APIs.
- */
-static FILE USBSerialStream;
-
-
-/** Main program entry point. This routine contains the overall program flow, including initial
- *  setup of all components and the main program loop.
- */
-int main(void)
-{
-	SetupHardware();
-
-	/* Create a regular character stream for the interface so that it can be used with the stdio.h functions */
-	CDC_Device_CreateStream(&VirtualSerial_CDC_Interface, &USBSerialStream);
-
-	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-	GlobalInterruptEnable();
-
-	for (;;)
-	{
-		CheckJoystickMovement();
-
-		/* Must throw away unused bytes from the host, or it will lock up while waiting for the device */
-		CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface);
-
-		CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
-		USB_USBTask();
-	}
-}
-
-/** Configures the board hardware and chip peripherals for the demo's functionality. */
-void SetupHardware(void)
-{
-#if (ARCH == ARCH_AVR8)
-	/* Disable watchdog if enabled by bootloader/fuses */
-	MCUSR &= ~(1 << WDRF);
-	wdt_disable();
-
-	/* Disable clock division */
-	clock_prescale_set(clock_div_1);
-#elif (ARCH == ARCH_XMEGA)
-	/* Start the PLL to multiply the 2MHz RC oscillator to 32MHz and switch the CPU core to run from it */
-	XMEGACLK_StartPLL(CLOCK_SRC_INT_RC2MHZ, 2000000, F_CPU);
-	XMEGACLK_SetCPUClockSource(CLOCK_SRC_PLL);
-
-	/* Start the 32MHz internal RC oscillator and start the DFLL to increase it to 48MHz using the USB SOF as a reference */
-	XMEGACLK_StartInternalOscillator(CLOCK_SRC_INT_RC32MHZ);
-	XMEGACLK_StartDFLL(CLOCK_SRC_INT_RC32MHZ, DFLL_REF_INT_USBSOF, F_USB);
-
-	PMIC.CTRL = PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm;
-#endif
-
-	/* Hardware Initialization */
-	Joystick_Init();
-	LEDs_Init();
-	USB_Init();
-}
-
-/** Checks for changes in the position of the board joystick, sending strings to the host upon each change. */
-void CheckJoystickMovement(void)
-{
-	uint8_t     JoyStatus_LCL = Joystick_GetStatus();
-	char*       ReportString  = NULL;
-	static bool ActionSent    = false;
-
-	if (JoyStatus_LCL & JOY_UP)
-	  ReportString = "Joystick Up\r\n";
-	else if (JoyStatus_LCL & JOY_DOWN)
-	  ReportString = "Joystick Down\r\n";
-	else if (JoyStatus_LCL & JOY_LEFT)
-	  ReportString = "Joystick Left\r\n";
-	else if (JoyStatus_LCL & JOY_RIGHT)
-	  ReportString = "Joystick Right\r\n";
-	else if (JoyStatus_LCL & JOY_PRESS)
-	  ReportString = "Joystick Pressed\r\n";
-	else
-	  ActionSent = false;
-
-	if ((ReportString != NULL) && (ActionSent == false))
-	{
-		ActionSent = true;
-
-		/* Write the string to the virtual COM port via the created character stream */
-		fputs(ReportString, &USBSerialStream);
-
-		/* Alternatively, without the stream: */
-		// CDC_Device_SendString(&VirtualSerial_CDC_Interface, ReportString);
-	}
-}
-
-/** Event handler for the library USB Connection event. */
-void EVENT_USB_Device_Connect(void)
-{
-	LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
-}
-
-/** Event handler for the library USB Disconnection event. */
-void EVENT_USB_Device_Disconnect(void)
-{
-	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-}
-
-/** Event handler for the library USB Configuration Changed event. */
-void EVENT_USB_Device_ConfigurationChanged(void)
-{
-	bool ConfigSuccess = true;
-
-	ConfigSuccess &= CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface);
-
-	LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
-}
-
-/** Event handler for the library USB Control Request reception event. */
-void EVENT_USB_Device_ControlRequest(void)
-{
-	CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface);
-}
-
-/** CDC class driver callback function the processing of changes to the virtual
- *  control lines sent from the host..
- *
- *  \param[in] CDCInterfaceInfo  Pointer to the CDC class interface configuration structure being referenced
- */
-void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t *const CDCInterfaceInfo)
-{
-	/* You can get changes to the virtual CDC lines in this callback; a common
-	   use-case is to use the Data Terminal Ready (DTR) flag to enable and
-	   disable CDC communications in your application when set to avoid the
-	   application blocking while waiting for a host to become ready and read
-	   in the pending data from the USB endpoints.
-	*/
-	bool HostReady = (CDCInterfaceInfo->State.ControlLineStates.HostToDevice & CDC_CONTROL_LINE_OUT_DTR) != 0;
-
-	(void)HostReady;
-}