Schwabe/multimodule 9x (#3676)

* Fix Multimodule showing up as Crossfire when only multimode and not crossfire is enabled.

* Don't hardcode telemetry to be Frysky on non STM32 arm targets

* Port multi module code to 9X platforms

* Allow Spektrum telemetry protocol to be selected as protocol for the telemetry selection

* Fix infinite loop in spektrum code

* Fix cosmetics

Changes also done for Horus and Taranis UI where appropriate

radio/src/gui/gui_common_arm.cpp

@@ -482,22 +482,30 @@ bool isSourceAvailableInResetSpecialFunction(int index)
   }
 }
 
-#if defined(PCBFLAMENCO)
-bool isModuleAvailable(int module)
-{
-    return true;
-}
-#else
+
 bool isModuleAvailable(int module)
 {
 #if defined(CROSSFIRE)
   if (module == MODULE_TYPE_CROSSFIRE && g_model.moduleData[INTERNAL_MODULE].rfProtocol != RF_PROTO_OFF) {
     return false;
   }
+#else
+  if (module == MODULE_TYPE_CROSSFIRE) {
+    return false;
+  }
+#endif
+#if !defined(DSM2)
+  if (module == MODULE_TYPE_DSM2) {
+     return false;
+  }
+#endif
+#if !defined(MULTIMODULE)
+  if (module == MODULE_TYPE_MULTIMODULE) {
+     return false;
+  }
 #endif
   return true;
 }
-#endif
 
 bool isRfProtocolAvailable(int protocol)
 {
@@ -514,6 +522,30 @@ bool isRfProtocolAvailable(int protocol)
   return true;
 }
 
+#if defined(CPUARM)
+bool isTelemetryProtocolAvailable(int protocol)
+{
+
+#if defined(PCBTARANIS)
+  if(protocol == PROTOCOL_FRSKY_D_SECONDARY && g_eeGeneral.serial2Mode != UART_MODE_TELEMETRY)
+    return false;
+#endif
+  if (protocol== PROTOCOL_PULSES_CROSSFIRE)
+    return false;
+
+#if !defined(MULTIMODULE)
+  if (protocol== PROTOCOL_SPEKTRUM)
+    return false;
+#endif
+#if defined(PBHORUS)
+  if (protocol == PROTOCOL_FRSKY_D_SECONDARY)
+    return false;
+#endif
+
+  return true;
+}
+#endif
+
 #if defined(PCBHORUS)
 bool isTrainerModeAvailable(int mode)
 {