sync with tinyusb lib latest

Author: hathach

cores/nRF5/Arduino.h

@@ -58,12 +58,11 @@ void resumeLoop(void);
   #include "HardwarePWM.h"
   #include "utility/SoftwareTimer.h"
   #include "Uart.h"
-
-#ifdef USE_TINYUSB
-  #include "Adafruit_USBD_Interface.h"
-  #include "Adafruit_USBD_CDC.h"
 #endif
 
+#ifdef USE_TINYUSB
+// Needed for declaring Serial
+#include "Adafruit_USBD_CDC.h"
 #endif
 
 #include "delay.h"

cores/nRF5/delay.c

@@ -25,8 +25,6 @@
 extern "C" {
 #endif
 
-uint32_t tud_cdc_n_write_flush(uint8_t itf) ATTR_WEAK;
-
 uint32_t millis( void )
 {
   return tick2ms(xTaskGetTickCount());
@@ -39,7 +37,7 @@ void delay( uint32_t ms )
 #ifdef USE_TINYUSB
   // Take chance to flush usb cdc
   uint32_t flush_tick = xTaskGetTickCount();
-  tud_cdc_n_write_flush(0);
+  TinyUSB_Device_FlushCDC();
 
   flush_tick = xTaskGetTickCount()-flush_tick;
   if (flush_tick >= ticks) return;

cores/nRF5/main.cpp

@@ -39,12 +39,6 @@ void Bluefruit_printInfo() {}
 void initVariant() __attribute__((weak));
 void initVariant() { }
 
-#ifdef USE_TINYUSB
-// Called by main.cpp to initialize usb device typically with CDC device for Serial
-void TinyUSB_Device_Init(uint8_t rhport) __attribute__((weak));
-#endif
-
-
 #define LOOP_STACK_SZ       (256*4)
 #define CALLBACK_STACK_SZ   (256*3)
 

cores/nRF5/rtos.cpp

@@ -75,7 +75,7 @@ extern "C"
 void yield(void)
 {
 #ifdef USE_TINYUSB
-  Serial.flush();
+  TinyUSB_Device_FlushCDC();
 #endif
 
   taskYIELD();