Some bug fixes

MK/Configuration_Pins.h

@@ -109,6 +109,7 @@
 #if ENABLED(LASER)
    #if LASER_CONTROL == 1
       #define LASER_FIRING_PIN    5
+      #define LASER_INTENSITY_PIN -1
    #endif
    #if LASER_CONTROL == 2
       #define LASER_INTENSITY_PIN 6 // Digital pins 2, 3, 5, 6, 7, 8 are attached to timers we can use

MK/module/boards/301.h

@@ -78,6 +78,7 @@
 #undef LASER_FIRING_PIN
 #if LASER_CONTROL == 1
    #define LASER_FIRING_PIN    5
+   #define LASER_INTENSITY_PIN -1
 #endif
 #if LASER_CONTROL == 2
    #define LASER_INTENSITY_PIN 5 // Digital pins 2, 3, 5, 6, 7, 8 are attached to timers we can use

MK/module/sanitycheck.h

@@ -1817,9 +1817,20 @@
     #error DEPENDENCY ERROR: You must enable only one of LASERBEAM or LASER, not both!
   #endif
 
-  #if ENABLED(LASER) && (!PIN_EXISTS(LASER_FIRING_PIN) || !PIN_EXISTS(LASER_INTENSITY_PIN))
+  #if ENABLED(LASER) 
+    #if (!ENABLED(LASER_CONTROL) || ((LASER_CONTROL > 0) && (LASER_CONTROL < 2)))
+       #error DEPENDENCY ERROR: You have to set LASER_CONTROL to 1 or 2
+    #else
+      #if(LASER_CONTROL == 1)
+        #if( !PIN_EXISTS(LASER_FIRING_PIN))
+          #error DEPENDENCY ERROR: You have to set LASER_FIRING_PIN
+        #endif
+      #else
+        #if( !PIN_EXISTS(LASER_FIRING_PIN) || !PIN_EXISTS(LASER_INTENSITY_PIN))
           #error DEPENDENCY ERROR: You have to set LASER_FIRING_PIN and LASER_INTENSITY_PIN to a valid pin if you enable LASER
         #endif
+      #endif
+  #endif
 
   #if ENABLED(FILAMENT_RUNOUT_SENSOR) && !PIN_EXISTS(FILRUNOUT)
     #error DEPENDENCY ERROR: You have to set FILRUNOUT_PIN to a valid pin if you enable FILAMENT_RUNOUT_SENSOR