Initial TX16S (#7344)

* TX16S initial push - Radio booting, navigation keys ok

* TX16S libsimu

* Please Travis

* Do not start radio on charger power

* USB charger led handling

* Revert "USB charger led handling" until we have proper details

* Pseudo sport power pin

* Please Travis

* tx16s serial debug

* Add tx16s calibration picture

* Review anadir for tx16s, needs to be checked on more radios

* Dump raw multi telem on AUX port

* More work on TX16S

* Fixes

* Compilation fix

* Compilation fix

* Fix Aux Serial power

* Various improvement

* USB charger led handling

* Cosmetics

* Cosmetics

* USB charger led handling

* Add charge indicator on GUI

radio/src/targets/common/arm/stm32/bootloader/boot.cpp

@@ -205,11 +205,26 @@ int main()
                          AUX_SERIAL_RCC_APB1Periph |
                          SD_RCC_APB1Periph, ENABLE);
 
-  RCC_APB2PeriphClockCmd(LCD_RCC_APB2Periph | BACKLIGHT_RCC_APB2Periph | RCC_APB2Periph_SYSCFG, ENABLE);
+  RCC_APB2PeriphClockCmd(LCD_RCC_APB2Periph | BACKLIGHT_RCC_APB2Periph | RCC_APB2Periph_SYSCFG | AUX_SERIAL_RCC_APB2Periph, ENABLE);
 
   pwrInit();
   keysInit();
 
+  // USB charger handling
+#if defined(USB_CHARGER)
+  if (!WAS_RESET_BY_WATCHDOG_OR_SOFTWARE() && !pwrPressed()) {
+    ledInit();
+    usbChargerInit();
+    ledOff();
+    while (!pwrPressed()) {
+      if(usbChargerLed())
+        GPIO_SetBits(LED_GPIO, LED_GREEN_GPIO_PIN);
+      else
+        ledOff();
+    }
+  }
+#endif
+
   // wait a bit for the inputs to stabilize...
   if (!WAS_RESET_BY_WATCHDOG_OR_SOFTWARE()) {
     for (uint32_t i = 0; i < 150000; i++) {