Station G2 refactor for radio.std_init, set max tx power to 19dBm

variants/station_g2/platformio.ini

@@ -7,7 +7,7 @@ build_flags =
   -D STATION_G2
   -D RADIO_CLASS=CustomSX1262
   -D WRAPPER_CLASS=CustomSX1262Wrapper
-  -D LORA_TX_POWER=7
+  -D LORA_TX_POWER=19
 ;  -D P_LORA_TX_LED=35
   -D PIN_BOARD_SDA=5
   -D PIN_BOARD_SCL=6
@@ -16,9 +16,9 @@ build_flags =
   -D SX126X_DIO3_TCXO_VOLTAGE=1.8
   -D SX126X_CURRENT_LIMIT=140
 ;  -D SX126X_RX_BOOSTED_GAIN=1 - DO NOT ENABLE THIS!
+;  https://wiki.uniteng.com/en/meshtastic/station-g2#impact-of-lora-node-dense-areashigh-noise-environments-on-rf-performance
   -I src/helpers/ui
   -D DISPLAY_CLASS=SH1106Display
-;  https://wiki.uniteng.com/en/meshtastic/station-g2#impact-of-lora-node-dense-areashigh-noise-environments-on-rf-performance
 build_src_filter = ${esp32_base.build_src_filter}
   +<../variants/station_g2>
   +<helpers/ui/SH1106Display.cpp>

variants/station_g2/target.cpp

@@ -27,36 +27,13 @@ SensorManager sensors;
 bool radio_init() {
   fallback_clock.begin();
   rtc_clock.begin(Wire);
-  
-#ifdef SX126X_DIO3_TCXO_VOLTAGE
-  float tcxo = SX126X_DIO3_TCXO_VOLTAGE;
-#else
-  float tcxo = 1.6f;
-#endif
 
 #if defined(P_LORA_SCLK)
   spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI);
+  return radio.std_init(&spi);
+#else
+  return radio.std_init();
 #endif
-  int status = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_SX126X_SYNC_WORD_PRIVATE, LORA_TX_POWER, 8, tcxo);
-  if (status != RADIOLIB_ERR_NONE) {
-    Serial.print("ERROR: radio init failed: ");
-    Serial.println(status);
-    return false;  // fail
-  }
-  
-  radio.setCRC(1);
-  
-#ifdef SX126X_CURRENT_LIMIT
-  radio.setCurrentLimit(SX126X_CURRENT_LIMIT);
-#endif
-#ifdef SX126X_DIO2_AS_RF_SWITCH
-  radio.setDio2AsRfSwitch(SX126X_DIO2_AS_RF_SWITCH);
-#endif
-#ifdef SX126X_RX_BOOSTED_GAIN
-  radio.setRxBoostedGainMode(SX126X_RX_BOOSTED_GAIN);
-#endif
-
-  return true;  // success
 }
 
 uint32_t radio_get_rng_seed() {