Option to Auto-Initialize EEPROM (#13935)

Marlin/src/Marlin.cpp

@@ -955,7 +955,15 @@ void setup() {
 
   // Load data from EEPROM if available (or use defaults)
   // This also updates variables in the planner, elsewhere
-  (void)settings.load();
+  #if ENABLED(EEPROM_AUTO_INIT)
+    if (!settings.load()) {
+      (void)settings.reset();
+      (void)settings.save();
+      SERIAL_ECHO_MSG("EEPROM Initialized");
+    }
+  #else
+    (void)settings.load();
+  #endif
 
   #if HAS_M206_COMMAND
     // Initialize current position based on home_offset