Config mode (#1433)

* Allow code to run without a token
* Reverted submodule change by mistake
* WIP force tcxo
* Added check to hide if not an R9
* Fixed comments
* Updated name
* Fixed crashing on TCXO switching
* Fixed the reboot issue
* Updated boot order
* Cleaned up comments
* added new recovery mode
* added IO
* implemented cpld mode change
* whitespace change
* renamed config mode
* inverted logic
* removed r9 dependency
* added disable external tcxo option to config mode
* fixed CLKIN detection for r9
* integrated tcxo setting into clock selection
Co-authored-by @jLynx

firmware/application/main.cpp

@@ -115,6 +115,7 @@ Continuous (Fox-oring)
 
 #include "portapack.hpp"
 #include "portapack_shared_memory.hpp"
+#include "config_mode.hpp"
 
 #include "message_queue.hpp"
 
@@ -161,9 +162,17 @@ static void event_loop() {
 }
 
 int main(void) {
+    if (config_mode_should_enter()) {
+        config_mode_clear();
+        config_mode_run();
+    }
+
+    config_mode_set();
+
     first_if.init(); /* To avoid initial short Ant_DC_Bias pulse ,we need quick set up GP01_RFF507X =1 */
     if (portapack::init()) {
         portapack::display.init();
+        config_mode_clear();
 
         // sdcStart(&SDCD1, nullptr); // Commented out as now happens in portapack.cpp