[Add] SX1280 to linux native Portduino (#3023)

* Update PortduinoGlue.cpp

* Update PortduinoGlue.h

* Update main.cpp

* Update config-dist.yaml

* Update config-dist.yaml

* Fix whitespace in main.cpp

---------

Co-authored-by: Jonathan Bennett <jbennett@incomsystems.biz>

bin/config-dist.yaml

@@ -25,6 +25,12 @@ Lora:
 #  CS: 7
 #  IRQ: 25
 
+#  Module: sx1280  # SX1280
+#  CS: 21
+#  IRQ: 16
+#  Busy: 20
+#  Reset: 18
+
 ### Set gpio chip to use in /dev/. Defaults to 0.
 ### Notably the Raspberry Pi 5 puts the GPIO header on gpiochip4
 #  gpiochip: 4

src/main.cpp

@@ -742,6 +742,20 @@ void setup()
                 LOG_INFO("RF95 Radio init succeeded, using RF95 radio\n");
             }
         }
+    } else if (settingsMap[use_sx1280]) {
+        if (!rIf) {
+            LockingArduinoHal *RadioLibHAL = new LockingArduinoHal(SPI, spiSettings);
+            rIf = new SX1280Interface((LockingArduinoHal *)RadioLibHAL, settingsMap[cs], settingsMap[irq], settingsMap[reset],
+                                      settingsMap[busy]);
+            if (!rIf->init()) {
+                LOG_ERROR("Failed to find SX1280 radio\n");
+                delete rIf;
+                rIf = NULL;
+                exit(EXIT_FAILURE);
+            } else {
+                LOG_INFO("SX1280 Radio init succeeded, using SX1280 radio\n");
+            }
+        }
     }
 
 #elif defined(HW_SPI1_DEVICE)
@@ -965,4 +979,4 @@ void loop()
         mainDelay.delay(delayMsec);
     }
     // if (didWake) LOG_DEBUG("wake!\n");
-}
+}

src/platform/portduino/PortduinoGlue.cpp

@@ -131,11 +131,14 @@ void portduinoSetup()
         if (yamlConfig["Lora"]) {
             settingsMap[use_sx1262] = false;
             settingsMap[use_rf95] = false;
+            settingsMap[use_sx1280] = false;
 
             if (yamlConfig["Lora"]["Module"] && yamlConfig["Lora"]["Module"].as<std::string>("") == "sx1262") {
                 settingsMap[use_sx1262] = true;
             } else if (yamlConfig["Lora"]["Module"] && yamlConfig["Lora"]["Module"].as<std::string>("") == "RF95") {
                 settingsMap[use_rf95] = true;
+            } else if (yamlConfig["Lora"]["Module"] && yamlConfig["Lora"]["Module"].as<std::string>("") == "sx1280") {
+                settingsMap[use_sx1280] = true;
             }
             settingsMap[dio2_as_rf_switch] = yamlConfig["Lora"]["DIO2_AS_RF_SWITCH"].as<bool>(false);
             settingsMap[cs] = yamlConfig["Lora"]["CS"].as<int>(RADIOLIB_NC);
@@ -296,4 +299,4 @@ int initGPIOPin(int pinNum, std::string gpioChipName)
         return ERRNO_DISABLED;
     }
 }
-#endif
+#endif

src/platform/portduino/PortduinoGlue.h

@@ -10,6 +10,7 @@ enum configNames {
     reset,
     dio2_as_rf_switch,
     use_rf95,
+    use_sx1280,
     user,
     gpiochip,
     has_gps,
@@ -33,4 +34,4 @@ extern std::map<configNames, int> settingsMap;
 extern std::map<configNames, std::string> settingsStrings;
 int initGPIOPin(int pinNum, std::string gpioChipname);
 
-#endif
+#endif