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, 250 deletions

diff --git a/lib/lufa/Demos/Host/LowLevel/AudioInputHost/AudioInputHost.c b/lib/lufa/Demos/Host/LowLevel/AudioInputHost/AudioInputHost.c
deleted file mode 100644
index 9db4798a56..0000000000
--- a/lib/lufa/Demos/Host/LowLevel/AudioInputHost/AudioInputHost.c
+++ /dev/null
@@ -1,250 +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 AudioInputHost demo. This file contains the main tasks of
- *  the demo and is responsible for the initial application hardware configuration.
- */
-
-#include "AudioInputHost.h"
-
-/** Main program entry point. This routine configures the hardware required by the application, then
- *  enters a loop to run the application tasks in sequence.
- */
-int main(void)
-{
-	SetupHardware();
-
-	puts_P(PSTR(ESC_FG_CYAN "Audio Input Host Demo running.\r\n" ESC_FG_WHITE));
-
-	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-	GlobalInterruptEnable();
-
-	for (;;)
-	{
-		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);
-#endif
-
-	/* Hardware Initialization */
-	Serial_Init(9600, false);
-	LEDs_Init();
-	USB_Init();
-
-	/* Create a stdio stream for the serial port for stdin and stdout */
-	Serial_CreateStream(NULL);
-}
-
-/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
- *  starts the library USB task to begin the enumeration and USB management process.
- */
-void EVENT_USB_Host_DeviceAttached(void)
-{
-	puts_P(PSTR(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));
-	LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
-}
-
-/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
- *  stops the library USB task management process.
- */
-void EVENT_USB_Host_DeviceUnattached(void)
-{
-	puts_P(PSTR(ESC_FG_GREEN "Device Unattached.\r\n" ESC_FG_WHITE));
-	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-}
-
-/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
- *  enumerated by the host and is now ready to be used by the application.
- */
-void EVENT_USB_Host_DeviceEnumerationComplete(void)
-{
-	puts_P(PSTR("Getting Config Data.\r\n"));
-
-	uint8_t ErrorCode;
-
-	/* Get and process the configuration descriptor data */
-	if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
-	{
-		if (ErrorCode == ControlError)
-		  puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
-		else
-		  puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
-
-		printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
-
-		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-		return;
-	}
-
-	/* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
-	if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
-	{
-		printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"
-		                         " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
-
-		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-		return;
-	}
-
-	if ((ErrorCode = USB_Host_SetInterfaceAltSetting(StreamingInterfaceIndex,
-	                                                 StreamingInterfaceAltSetting)) != HOST_SENDCONTROL_Successful)
-	{
-		printf_P(PSTR(ESC_FG_RED "Could not set alternative streaming interface setting.\r\n"
-		                         " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
-
-		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-		USB_Host_SetDeviceConfiguration(0);
-		return;
-	}
-
-	USB_ControlRequest = (USB_Request_Header_t)
-		{
-			.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_ENDPOINT),
-			.bRequest      = AUDIO_REQ_SetCurrent,
-			.wValue        = (AUDIO_EPCONTROL_SamplingFreq << 8),
-			.wIndex        = StreamingEndpointAddress,
-			.wLength       = sizeof(USB_Audio_SampleFreq_t),
-		};
-
-	USB_Audio_SampleFreq_t SampleRate = AUDIO_SAMPLE_FREQ(48000);
-
-	/* Select the control pipe for the request transfer */
-	Pipe_SelectPipe(PIPE_CONTROLPIPE);
-
-	/* Set the sample rate on the streaming interface endpoint */
-	if ((ErrorCode = USB_Host_SendControlRequest(&SampleRate)) != HOST_SENDCONTROL_Successful)
-	{
-		printf_P(PSTR(ESC_FG_RED "Could not set requested Audio sample rate.\r\n"
-		                         " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
-
-		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-		USB_Host_SetDeviceConfiguration(0);
-		return;
-	}
-
-	/* Sample reload timer initialization */
-	TIMSK0  = (1 << OCIE0A);
-	OCR0A   = ((F_CPU / 8 / 48000) - 1);
-	TCCR0A  = (1 << WGM01);  // CTC mode
-	TCCR0B  = (1 << CS01);   // Fcpu/8 speed
-
-	/* Set speaker as output */
-	DDRC   |= (1 << 6);
-
-	/* PWM speaker timer initialization */
-	TCCR3A  = ((1 << WGM30) | (1 << COM3A1) | (1 << COM3A0)); // Set on match, clear on TOP
-	TCCR3B  = ((1 << WGM32) | (1 << CS30));  // Fast 8-Bit PWM, F_CPU speed
-
-	puts_P(PSTR("Microphone Enumerated.\r\n"));
-	LEDs_SetAllLEDs(LEDMASK_USB_READY);
-}
-
-/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
-void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
-{
-	USB_Disable();
-
-	printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
-	                         " -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
-
-	LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-	for(;;);
-}
-
-/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
- *  enumerating an attached USB device.
- */
-void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
-                                            const uint8_t SubErrorCode)
-{
-	printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
-	                         " -- Error Code %d\r\n"
-	                         " -- Sub Error Code %d\r\n"
-	                         " -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
-
-	LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-}
-
-/** ISR to handle the reloading of the PWM timer with the next sample. */
-ISR(TIMER0_COMPA_vect, ISR_BLOCK)
-{
-	uint8_t PrevPipe = Pipe_GetCurrentPipe();
-
-	Pipe_SelectPipe(AUDIO_DATA_IN_PIPE);
-	Pipe_Unfreeze();
-
-	/* Check if the current pipe can be read from (contains a packet) and the device is sending data */
-	if (Pipe_IsINReceived())
-	{
-		/* Retrieve the signed 16-bit audio sample, convert to 8-bit */
-		int8_t Sample_8Bit = (Pipe_Read_16_LE() >> 8);
-
-		/* Check to see if the bank is now empty */
-		if (!(Pipe_IsReadWriteAllowed()))
-		{
-			/* Acknowledge the packet, clear the bank ready for the next packet */
-			Pipe_ClearIN();
-		}
-
-		/* Load the sample into the PWM timer channel */
-		OCR3A = (Sample_8Bit ^ (1 << 7));
-
-		uint8_t LEDMask = LEDS_NO_LEDS;
-
-		/* Turn on LEDs as the sample amplitude increases */
-		if (Sample_8Bit > 16)
-		  LEDMask = (LEDS_LED1 | LEDS_LED2 | LEDS_LED3 | LEDS_LED4);
-		else if (Sample_8Bit > 8)
-		  LEDMask = (LEDS_LED1 | LEDS_LED2 | LEDS_LED3);
-		else if (Sample_8Bit > 4)
-		  LEDMask = (LEDS_LED1 | LEDS_LED2);
-		else if (Sample_8Bit > 2)
-		  LEDMask = (LEDS_LED1);
-
-		LEDs_SetAllLEDs(LEDMask);
-	}
-
-	Pipe_Freeze();
-	Pipe_SelectPipe(PrevPipe);
-}
-