able to get usbpd irq handler

- handle cc1, cc2 voltage changes
- get order set, rx message end interrupt
- add  segger rtt support for cmake

src/common/tusb_types.h

@@ -232,6 +232,19 @@ enum {
 
 #define TUSB_DESC_CONFIG_POWER_MA(x)  ((x)/2)
 
+//--------------------------------------------------------------------+
+// TYPE-C
+//--------------------------------------------------------------------+
+
+typedef enum {
+  TUSB_TYPEC_PORT_SRC,
+  TUSB_TYPEC_PORT_SNK,
+  TUSB_TYPEC_PORT_DRP
+} tusb_typec_port_type_t;
+
+//--------------------------------------------------------------------+
+//
+//--------------------------------------------------------------------+
 typedef enum
 {
   XFER_RESULT_SUCCESS = 0,