MKS_MINI, FYSETC RGB, backlight (#15334)

Marlin/src/Marlin.cpp

@@ -974,6 +974,12 @@ void setup() {
 
   // UI must be initialized before EEPROM
   // (because EEPROM code calls the UI).
+
+  // Set up LEDs early
+  #if HAS_COLOR_LEDS
+    leds.setup();
+  #endif
+
   ui.init();
   ui.reset_status();
 
@@ -1068,10 +1074,6 @@ void setup() {
     OUT_WRITE(STAT_LED_BLUE_PIN, LOW); // OFF
   #endif
 
-  #if HAS_COLOR_LEDS
-    leds.setup();
-  #endif
-
   #if HAS_CASE_LIGHT
     #if DISABLED(CASE_LIGHT_USE_NEOPIXEL)
       if (PWM_PIN(CASE_LIGHT_PIN)) SET_PWM(CASE_LIGHT_PIN); else SET_OUTPUT(CASE_LIGHT_PIN);