clean up

src/tusb_option.h

@@ -119,13 +119,8 @@
 //--------------------------------------------------------------------+
 // COMMON OPTIONS
 //--------------------------------------------------------------------+
-/**
-  determines the debug level for the stack
-  - Level 3: TBD
-  - Level 2: TBD
-  - Level 1: Print out if Assert failed. STATIC_VAR is NULL --> accessible when debugging
-  - Level 0: no debug information is generated
-*/
+
+// Debug enable to print out error message
 #ifndef CFG_TUSB_DEBUG
   #define CFG_TUSB_DEBUG 0
 #endif