Make device mode configure the control endpoint even before the bus has been reset, so that the device will enumerate correctly on hosts that do not reset the device before initial use.

LUFA/Drivers/USB/LowLevel/USBController.c

@@ -60,6 +60,11 @@ void USB_Init(
 	USB_Options = Options;
 	#endif
 	
+	if (!(USB_Options & USB_OPT_REG_DISABLED))
+	  USB_REG_On();
+	else
+	  USB_REG_Off();
+
 	#if defined(USB_CAN_BE_BOTH)
 	if (Mode == USB_MODE_UID)
 	{
@@ -113,11 +118,6 @@ void USB_ResetInterface(void)
 	
 	USB_Controller_Reset();
 	  
-	if (!(USB_Options & USB_OPT_REG_DISABLED))
-	  USB_REG_On();
-	else
-	  USB_REG_Off();
-	  
 	if (!(USB_Options & USB_OPT_MANUAL_PLL))
 	{
 		#if defined(USB_SERIES_4_AVR)
@@ -128,8 +128,6 @@ void USB_ResetInterface(void)
 		while (!(USB_PLL_IsReady()));
 	}
 
-	USB_CLK_Unfreeze();
-
 	#if defined(USB_CAN_BE_BOTH)
 	if (UIDModeSelectEnabled)
 	{
@@ -138,6 +136,8 @@ void USB_ResetInterface(void)
 	}
 	#endif
 
+	USB_CLK_Unfreeze();
+	
 	if (USB_CurrentMode == USB_MODE_DEVICE)
 	{
 		#if defined(USB_CAN_BE_DEVICE)
@@ -159,8 +159,6 @@ void USB_ResetInterface(void)
 	#if (defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
 	USB_OTGPAD_On();
 	#endif
-	
-	USB_Attach();
 }
 
 #if defined(USB_CAN_BE_DEVICE)
@@ -201,10 +199,14 @@ static void USB_Init_Device(void)
 	USB_INT_Enable(USB_INT_VBUS);
 	#endif
 
-	USB_INT_Clear(USB_INT_SUSPEND);
+	Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+							   ENDPOINT_DIR_OUT, USB_ControlEndpointSize,
+							   ENDPOINT_BANK_SINGLE);		
+
 	USB_INT_Enable(USB_INT_SUSPEND);
-	USB_INT_Clear(USB_INT_EORSTI);
 	USB_INT_Enable(USB_INT_EORSTI);
+
+	USB_Attach();
 }
 #endif