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

10 files changed, 0 insertions, 3596 deletions

diff --git a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Config/LUFAConfig.h b/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Config/LUFAConfig.h
deleted file mode 100644
index 070eac4712..0000000000
--- a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Config/LUFAConfig.h
+++ /dev/null
@@ -1,126 +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
- *  \brief LUFA Library Configuration Header File
- *
- *  This header file is used to configure LUFA's compile time options,
- *  as an alternative to the compile time constants supplied through
- *  a makefile.
- *
- *  For information on what each token does, refer to the LUFA
- *  manual section "Summary of Compile Tokens".
- */
-
-#ifndef _LUFA_CONFIG_H_
-#define _LUFA_CONFIG_H_
-
-	#if (ARCH == ARCH_AVR8)
-
-		/* Non-USB Related Configuration Tokens: */
-//		#define DISABLE_TERMINAL_CODES
-
-		/* USB Class Driver Related Tokens: */
-//		#define HID_HOST_BOOT_PROTOCOL_ONLY
-//		#define HID_STATETABLE_STACK_DEPTH       {Insert Value Here}
-//		#define HID_USAGE_STACK_DEPTH            {Insert Value Here}
-//		#define HID_MAX_COLLECTIONS              {Insert Value Here}
-//		#define HID_MAX_REPORTITEMS              {Insert Value Here}
-//		#define HID_MAX_REPORT_IDS               {Insert Value Here}
-//		#define NO_CLASS_DRIVER_AUTOFLUSH
-
-		/* General USB Driver Related Tokens: */
-//		#define ORDERED_EP_CONFIG
-		#define USE_STATIC_OPTIONS               (USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)
-		#define USB_DEVICE_ONLY
-//		#define USB_HOST_ONLY
-//		#define USB_STREAM_TIMEOUT_MS            {Insert Value Here}
-//		#define NO_LIMITED_CONTROLLER_CONNECT
-//		#define NO_SOF_EVENTS
-
-		/* USB Device Mode Driver Related Tokens: */
-//		#define USE_RAM_DESCRIPTORS
-		#define USE_FLASH_DESCRIPTORS
-//		#define USE_EEPROM_DESCRIPTORS
-//		#define NO_INTERNAL_SERIAL
-		#define FIXED_CONTROL_ENDPOINT_SIZE      8
-//		#define DEVICE_STATE_AS_GPIOR            {Insert Value Here}
-		#define FIXED_NUM_CONFIGURATIONS         1
-//		#define CONTROL_ONLY_DEVICE
-		#define INTERRUPT_CONTROL_ENDPOINT
-//		#define NO_DEVICE_REMOTE_WAKEUP
-//		#define NO_DEVICE_SELF_POWER
-
-		/* USB Host Mode Driver Related Tokens: */
-//		#define HOST_STATE_AS_GPIOR              {Insert Value Here}
-//		#define USB_HOST_TIMEOUT_MS              {Insert Value Here}
-//		#define HOST_DEVICE_SETTLE_DELAY_MS	     {Insert Value Here}
-//		#define NO_AUTO_VBUS_MANAGEMENT
-//		#define INVERTED_VBUS_ENABLE_LINE
-
-	#elif (ARCH == ARCH_XMEGA)
-
-		/* Non-USB Related Configuration Tokens: */
-//		#define DISABLE_TERMINAL_CODES
-
-		/* USB Class Driver Related Tokens: */
-//		#define HID_HOST_BOOT_PROTOCOL_ONLY
-//		#define HID_STATETABLE_STACK_DEPTH       {Insert Value Here}
-//		#define HID_USAGE_STACK_DEPTH            {Insert Value Here}
-//		#define HID_MAX_COLLECTIONS              {Insert Value Here}
-//		#define HID_MAX_REPORTITEMS              {Insert Value Here}
-//		#define HID_MAX_REPORT_IDS               {Insert Value Here}
-//		#define NO_CLASS_DRIVER_AUTOFLUSH
-
-		/* General USB Driver Related Tokens: */
-		#define USE_STATIC_OPTIONS               (USB_DEVICE_OPT_FULLSPEED | USB_OPT_RC32MCLKSRC | USB_OPT_BUSEVENT_PRIHIGH)
-//		#define USB_STREAM_TIMEOUT_MS            {Insert Value Here}
-//		#define NO_LIMITED_CONTROLLER_CONNECT
-//		#define NO_SOF_EVENTS
-
-		/* USB Device Mode Driver Related Tokens: */
-//		#define USE_RAM_DESCRIPTORS
-		#define USE_FLASH_DESCRIPTORS
-//		#define USE_EEPROM_DESCRIPTORS
-//		#define NO_INTERNAL_SERIAL
-		#define FIXED_CONTROL_ENDPOINT_SIZE      8
-//		#define DEVICE_STATE_AS_GPIOR            {Insert Value Here}
-		#define FIXED_NUM_CONFIGURATIONS         1
-//		#define CONTROL_ONLY_DEVICE
-		#define MAX_ENDPOINT_INDEX               6
-//		#define NO_DEVICE_REMOTE_WAKEUP
-//		#define NO_DEVICE_SELF_POWER
-
-	#else
-
-		#error Unsupported architecture for this LUFA configuration file.
-
-	#endif
-#endif
diff --git a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.c b/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.c
deleted file mode 100644
index 553223a2b8..0000000000
--- a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.c
+++ /dev/null
@@ -1,360 +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
- *
- *  USB Device Descriptors, for library use when in USB device mode. Descriptors are special
- *  computer-readable structures which the host requests upon device enumeration, to determine
- *  the device's capabilities and functions.
- */
-
-#include "Descriptors.h"
-
-
-/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall
- *  device characteristics, including the supported USB version, control endpoint size and the
- *  number of device configurations. The descriptor is read out by the USB host when the enumeration
- *  process begins.
- */
-const USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
-{
-	.Header                 = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
-
-	.USBSpecification       = VERSION_BCD(1,1,0),
-	.Class                  = USB_CSCP_IADDeviceClass,
-	.SubClass               = USB_CSCP_IADDeviceSubclass,
-	.Protocol               = USB_CSCP_IADDeviceProtocol,
-
-	.Endpoint0Size          = FIXED_CONTROL_ENDPOINT_SIZE,
-
-	.VendorID               = 0x03EB,
-	.ProductID              = 0x204E,
-	.ReleaseNumber          = VERSION_BCD(0,0,1),
-
-	.ManufacturerStrIndex   = STRING_ID_Manufacturer,
-	.ProductStrIndex        = STRING_ID_Product,
-	.SerialNumStrIndex      = USE_INTERNAL_SERIAL,
-
-	.NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
-};
-
-/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage
- *  of the device in one of its supported configurations, including information about any device interfaces
- *  and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting
- *  a configuration so that the host may correctly communicate with the USB device.
- */
-const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
-{
-	.Config =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration},
-
-			.TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
-			.TotalInterfaces        = 4,
-
-			.ConfigurationNumber    = 1,
-			.ConfigurationStrIndex  = NO_DESCRIPTOR,
-
-			.ConfigAttributes       = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED),
-
-			.MaxPowerConsumption    = USB_CONFIG_POWER_MA(100)
-		},
-
-	.CDC1_IAD =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
-
-			.FirstInterfaceIndex    = INTERFACE_ID_CDC1_CCI,
-			.TotalInterfaces        = 2,
-
-			.Class                  = CDC_CSCP_CDCClass,
-			.SubClass               = CDC_CSCP_ACMSubclass,
-			.Protocol               = CDC_CSCP_ATCommandProtocol,
-
-			.IADStrIndex            = NO_DESCRIPTOR
-		},
-
-	.CDC1_CCI_Interface =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
-			.InterfaceNumber        = INTERFACE_ID_CDC1_CCI,
-			.AlternateSetting       = 0,
-
-			.TotalEndpoints         = 1,
-
-			.Class                  = CDC_CSCP_CDCClass,
-			.SubClass               = CDC_CSCP_ACMSubclass,
-			.Protocol               = CDC_CSCP_ATCommandProtocol,
-
-			.InterfaceStrIndex      = NO_DESCRIPTOR
-		},
-
-	.CDC1_Functional_Header =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_Header,
-
-			.CDCSpecification       = VERSION_BCD(1,1,0),
-		},
-
-	.CDC1_Functional_ACM =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_ACM,
-
-			.Capabilities           = 0x06,
-		},
-
-	.CDC1_Functional_Union =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_Union,
-
-			.MasterInterfaceNumber  = INTERFACE_ID_CDC1_CCI,
-			.SlaveInterfaceNumber   = INTERFACE_ID_CDC1_DCI,
-		},
-
-	.CDC1_ManagementEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC1_NOTIFICATION_EPADDR,
-			.Attributes             = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_NOTIFICATION_EPSIZE,
-			.PollingIntervalMS      = 0xFF
-		},
-
-	.CDC1_DCI_Interface =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
-			.InterfaceNumber        = INTERFACE_ID_CDC1_DCI,
-			.AlternateSetting       = 0,
-
-			.TotalEndpoints         = 2,
-
-			.Class                  = CDC_CSCP_CDCDataClass,
-			.SubClass               = CDC_CSCP_NoDataSubclass,
-			.Protocol               = CDC_CSCP_NoDataProtocol,
-
-			.InterfaceStrIndex      = NO_DESCRIPTOR
-		},
-
-	.CDC1_DataOutEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC1_RX_EPADDR,
-			.Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_TXRX_EPSIZE,
-			.PollingIntervalMS      = 0x05
-		},
-
-	.CDC1_DataInEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC1_TX_EPADDR,
-			.Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_TXRX_EPSIZE,
-			.PollingIntervalMS      = 0x05
-		},
-
-	.CDC2_IAD =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
-
-			.FirstInterfaceIndex    = INTERFACE_ID_CDC2_CCI,
-			.TotalInterfaces        = 2,
-
-			.Class                  = CDC_CSCP_CDCClass,
-			.SubClass               = CDC_CSCP_ACMSubclass,
-			.Protocol               = CDC_CSCP_ATCommandProtocol,
-
-			.IADStrIndex            = NO_DESCRIPTOR
-		},
-
-	.CDC2_CCI_Interface =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
-			.InterfaceNumber        = INTERFACE_ID_CDC2_CCI,
-			.AlternateSetting       = 0,
-
-			.TotalEndpoints         = 1,
-
-			.Class                  = CDC_CSCP_CDCClass,
-			.SubClass               = CDC_CSCP_ACMSubclass,
-			.Protocol               = CDC_CSCP_ATCommandProtocol,
-
-			.InterfaceStrIndex      = NO_DESCRIPTOR
-		},
-
-	.CDC2_Functional_Header =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_Header,
-
-			.CDCSpecification       = VERSION_BCD(1,1,0),
-		},
-
-	.CDC2_Functional_ACM =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_ACM,
-
-			.Capabilities           = 0x06,
-		},
-
-	.CDC2_Functional_Union =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_Union,
-
-			.MasterInterfaceNumber  = INTERFACE_ID_CDC2_CCI,
-			.SlaveInterfaceNumber   = INTERFACE_ID_CDC2_DCI,
-		},
-
-	.CDC2_ManagementEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC2_NOTIFICATION_EPADDR,
-			.Attributes             = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_NOTIFICATION_EPSIZE,
-			.PollingIntervalMS      = 0xFF
-		},
-
-	.CDC2_DCI_Interface =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
-			.InterfaceNumber        = INTERFACE_ID_CDC2_DCI,
-			.AlternateSetting       = 0,
-
-			.TotalEndpoints         = 2,
-
-			.Class                  = CDC_CSCP_CDCDataClass,
-			.SubClass               = CDC_CSCP_NoDataSubclass,
-			.Protocol               = CDC_CSCP_NoDataProtocol,
-
-			.InterfaceStrIndex      = NO_DESCRIPTOR
-		},
-
-	.CDC2_DataOutEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC2_RX_EPADDR,
-			.Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_TXRX_EPSIZE,
-			.PollingIntervalMS      = 0x05
-		},
-
-	.CDC2_DataInEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC2_TX_EPADDR,
-			.Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_TXRX_EPSIZE,
-			.PollingIntervalMS      = 0x05
-		}
-};
-
-/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests
- *  the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate
- *  via the language ID table available at USB.org what languages the device supports for its string descriptors.
- */
-const USB_Descriptor_String_t PROGMEM LanguageString = USB_STRING_DESCRIPTOR_ARRAY(LANGUAGE_ID_ENG);
-
-/** Manufacturer descriptor string. This is a Unicode string containing the manufacturer's details in human readable
- *  form, and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
- *  Descriptor.
- */
-const USB_Descriptor_String_t PROGMEM ManufacturerString = USB_STRING_DESCRIPTOR(L"Dean Camera");
-
-/** Product descriptor string. This is a Unicode string containing the product's details in human readable form,
- *  and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
- *  Descriptor.
- */
-const USB_Descriptor_String_t PROGMEM ProductString = USB_STRING_DESCRIPTOR(L"LUFA Dual CDC Demo");
-
-/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
- *  documentation) by the application code so that the address and size of a requested descriptor can be given
- *  to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
- *  is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
- *  USB host.
- */
-uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
-                                    const uint16_t wIndex,
-                                    const void** const DescriptorAddress)
-{
-	const uint8_t  DescriptorType   = (wValue >> 8);
-	const uint8_t  DescriptorNumber = (wValue & 0xFF);
-
-	const void* Address = NULL;
-	uint16_t    Size    = NO_DESCRIPTOR;
-
-	switch (DescriptorType)
-	{
-		case DTYPE_Device:
-			Address = &DeviceDescriptor;
-			Size    = sizeof(USB_Descriptor_Device_t);
-			break;
-		case DTYPE_Configuration:
-			Address = &ConfigurationDescriptor;
-			Size    = sizeof(USB_Descriptor_Configuration_t);
-			break;
-		case DTYPE_String:
-			switch (DescriptorNumber)
-			{
-				case STRING_ID_Language:
-					Address = &LanguageString;
-					Size    = pgm_read_byte(&LanguageString.Header.Size);
-					break;
-				case STRING_ID_Manufacturer:
-					Address = &ManufacturerString;
-					Size    = pgm_read_byte(&ManufacturerString.Header.Size);
-					break;
-				case STRING_ID_Product:
-					Address = &ProductString;
-					Size    = pgm_read_byte(&ProductString.Header.Size);
-					break;
-			}
-
-			break;
-	}
-
-	*DescriptorAddress = Address;
-	return Size;
-}
-
diff --git a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.h b/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.h
deleted file mode 100644
index dfc7a77930..0000000000
--- a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.h
+++ /dev/null
@@ -1,135 +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
- *
- *  Header file for Descriptors.c.
- */
-
-#ifndef _DESCRIPTORS_H_
-#define _DESCRIPTORS_H_
-
-	/* Includes: */
-		#include <avr/pgmspace.h>
-
-		#include <LUFA/Drivers/USB/USB.h>
-
-	/* Macros: */
-		/** Endpoint address of the first CDC interface's device-to-host data IN endpoint. */
-		#define CDC1_TX_EPADDR                 (ENDPOINT_DIR_IN  | 1)
-
-		/** Endpoint address of the first CDC interface's host-to-device data OUT endpoint. */
-		#define CDC1_RX_EPADDR                 (ENDPOINT_DIR_OUT | 2)
-
-		/** Endpoint address of the first CDC interface's device-to-host notification IN endpoint. */
-		#define CDC1_NOTIFICATION_EPADDR       (ENDPOINT_DIR_IN  | 3)
-
-		/** Endpoint address of the second CDC interface's device-to-host data IN endpoint. */
-		#define CDC2_TX_EPADDR                 (ENDPOINT_DIR_IN  | 4)
-
-		/** Endpoint address of the second CDC interface's host-to-device data OUT endpoint. */
-		#define CDC2_RX_EPADDR                 (ENDPOINT_DIR_OUT | 5)
-
-		/** Endpoint address of the second CDC interface's device-to-host notification IN endpoint. */
-		#define CDC2_NOTIFICATION_EPADDR       (ENDPOINT_DIR_IN  | 6)
-
-		/** Size in bytes of the CDC device-to-host notification IN endpoints. */
-		#define CDC_NOTIFICATION_EPSIZE        8
-
-		/** Size in bytes of the CDC data IN and OUT endpoints. */
-		#define CDC_TXRX_EPSIZE                16
-
-	/* Type Defines: */
-		/** Type define for the device configuration descriptor structure. This must be defined in the
-		 *  application code, as the configuration descriptor contains several sub-descriptors which
-		 *  vary between devices, and which describe the device's usage to the host.
-		 */
-		typedef struct
-		{
-			USB_Descriptor_Configuration_Header_t    Config;
-
-			// First CDC Control Interface
-			USB_Descriptor_Interface_Association_t   CDC1_IAD;
-			USB_Descriptor_Interface_t               CDC1_CCI_Interface;
-			USB_CDC_Descriptor_FunctionalHeader_t    CDC1_Functional_Header;
-			USB_CDC_Descriptor_FunctionalACM_t       CDC1_Functional_ACM;
-			USB_CDC_Descriptor_FunctionalUnion_t     CDC1_Functional_Union;
-			USB_Descriptor_Endpoint_t                CDC1_ManagementEndpoint;
-
-			// First CDC Data Interface
-			USB_Descriptor_Interface_t               CDC1_DCI_Interface;
-			USB_Descriptor_Endpoint_t                CDC1_DataOutEndpoint;
-			USB_Descriptor_Endpoint_t                CDC1_DataInEndpoint;
-
-			// Second CDC Control Interface
-			USB_Descriptor_Interface_Association_t   CDC2_IAD;
-			USB_Descriptor_Interface_t               CDC2_CCI_Interface;
-			USB_CDC_Descriptor_FunctionalHeader_t    CDC2_Functional_Header;
-			USB_CDC_Descriptor_FunctionalACM_t       CDC2_Functional_ACM;
-			USB_CDC_Descriptor_FunctionalUnion_t     CDC2_Functional_Union;
-			USB_Descriptor_Endpoint_t                CDC2_ManagementEndpoint;
-
-			// Second CDC Data Interface
-			USB_Descriptor_Interface_t               CDC2_DCI_Interface;
-			USB_Descriptor_Endpoint_t                CDC2_DataOutEndpoint;
-			USB_Descriptor_Endpoint_t                CDC2_DataInEndpoint;
-		} USB_Descriptor_Configuration_t;
-
-		/** Enum for the device interface descriptor IDs within the device. Each interface descriptor
-		 *  should have a unique ID index associated with it, which can be used to refer to the
-		 *  interface from other descriptors.
-		 */
-		enum InterfaceDescriptors_t
-		{
-			INTERFACE_ID_CDC1_CCI = 0, /**< CDC1 CCI interface descriptor ID */
-			INTERFACE_ID_CDC1_DCI = 1, /**< CDC1 DCI interface descriptor ID */
-			INTERFACE_ID_CDC2_CCI = 2, /**< CDC2 CCI interface descriptor ID */
-			INTERFACE_ID_CDC2_DCI = 3, /**< CDC2 DCI interface descriptor ID */
-		};
-
-		/** Enum for the device string descriptor IDs within the device. Each string descriptor should
-		 *  have a unique ID index associated with it, which can be used to refer to the string from
-		 *  other descriptors.
-		 */
-		enum StringDescriptors_t
-		{
-			STRING_ID_Language     = 0, /**< Supported Languages string descriptor ID (must be zero) */
-			STRING_ID_Manufacturer = 1, /**< Manufacturer string ID */
-			STRING_ID_Product      = 2, /**< Product string ID */
-		};
-
-	/* Function Prototypes: */
-		uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
-		                                    const uint16_t wIndex,
-		                                    const void** const DescriptorAddress)
-		                                    ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
-
-#endif
-
diff --git a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c b/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c
deleted file mode 100644
index 0210ff55c0..0000000000
--- a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c
+++ /dev/null
@@ -1,244 +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 DualVirtualSerial demo. This file contains the main tasks of
- *  the demo and is responsible for the initial application hardware configuration.
- */
-
-#include "DualVirtualSerial.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. This is for the first CDC interface,
- *  which sends strings to the host for each joystick movement.
- */
-USB_ClassInfo_CDC_Device_t VirtualSerial1_CDC_Interface =
-	{
-		.Config =
-			{
-				.ControlInterfaceNumber   = INTERFACE_ID_CDC1_CCI,
-				.DataINEndpoint           =
-					{
-						.Address          = CDC1_TX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.DataOUTEndpoint =
-					{
-						.Address          = CDC1_RX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.NotificationEndpoint =
-					{
-						.Address          = CDC1_NOTIFICATION_EPADDR,
-						.Size             = CDC_NOTIFICATION_EPSIZE,
-						.Banks            = 1,
-					},
-			},
-	};
-
-/** 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. This is for the second CDC interface,
- *  which echos back all received data from the host.
- */
-USB_ClassInfo_CDC_Device_t VirtualSerial2_CDC_Interface =
-	{
-		.Config =
-			{
-				.ControlInterfaceNumber   = INTERFACE_ID_CDC2_CCI,
-				.DataINEndpoint           =
-					{
-						.Address          = CDC2_TX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.DataOUTEndpoint =
-					{
-						.Address          = CDC2_RX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.NotificationEndpoint =
-					{
-						.Address          = CDC2_NOTIFICATION_EPADDR,
-						.Size             = CDC_NOTIFICATION_EPSIZE,
-						.Banks            = 1,
-					},
-
-			},
-	};
-
-
-/** 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();
-
-	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-	GlobalInterruptEnable();
-
-	for (;;)
-	{
-		CheckJoystickMovement();
-
-		/* Discard all received data on the first CDC interface */
-		CDC_Device_ReceiveByte(&VirtualSerial1_CDC_Interface);
-
-		/* Echo all received data on the second CDC interface */
-		int16_t ReceivedByte = CDC_Device_ReceiveByte(&VirtualSerial2_CDC_Interface);
-		if (!(ReceivedByte < 0))
-		  CDC_Device_SendByte(&VirtualSerial2_CDC_Interface, (uint8_t)ReceivedByte);
-
-		CDC_Device_USBTask(&VirtualSerial1_CDC_Interface);
-		CDC_Device_USBTask(&VirtualSerial2_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
- *  through the first of the CDC interfaces.
- */
-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;
-
-		CDC_Device_SendString(&VirtualSerial1_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(&VirtualSerial1_CDC_Interface);
-	ConfigSuccess &= CDC_Device_ConfigureEndpoints(&VirtualSerial2_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(&VirtualSerial1_CDC_Interface);
-	CDC_Device_ProcessControlRequest(&VirtualSerial2_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;
-
-	if (CDCInterfaceInfo == &VirtualSerial1_CDC_Interface)
-	{
-		// CDC interface 1's host is ready to send/receive data if HostReady is true
-	}
-	else
-	{
-		// CDC interface 2's host is ready to send/receive data if HostReady is true
-	}
-}
diff --git a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.h b/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.h
deleted file mode 100644
index 28d125adf7..0000000000
--- a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.h
+++ /dev/null
@@ -1,76