Add Z3 SanityCheck, revert early sanity change (#14717)

Marlin/src/inc/SanityCheck.h

@@ -2037,6 +2037,7 @@ static_assert(Y_MAX_LENGTH >= Y_BED_SIZE, "Movement bounds (Y_MIN_POS, Y_MAX_POS
     || defined(Y2_HARDWARE_SERIAL) \
     || defined(Z_HARDWARE_SERIAL ) \
     || defined(Z2_HARDWARE_SERIAL) \
+    || defined(Z3_HARDWARE_SERIAL) \
     || defined(E0_HARDWARE_SERIAL) \
     || defined(E1_HARDWARE_SERIAL) \
     || defined(E2_HARDWARE_SERIAL) \
@@ -2060,24 +2061,22 @@ static_assert(Y_MAX_LENGTH >= Y_BED_SIZE, "Movement bounds (Y_MIN_POS, Y_MAX_POS
 
   #if ENABLED(DELTA) && !BOTH(STEALTHCHOP_XY, STEALTHCHOP_Z)
     #error "SENSORLESS_HOMING on DELTA currently requires STEALTHCHOP_XY and STEALTHCHOP_Z."
+  #elif X_SENSORLESS && X_HOME_DIR < 0 && (X_MIN_ENDSTOP_INVERTING != X_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_XMIN))
+    #error "SENSORLESS_HOMING requires X_MIN_ENDSTOP_INVERTING and ENDSTOPPULLUP_XMIN when homing to X_MIN."
+  #elif X_SENSORLESS && X_HOME_DIR > 0 && (X_MAX_ENDSTOP_INVERTING != X_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_XMAX))
+    #error "SENSORLESS_HOMING requires X_MAX_ENDSTOP_INVERTING and ENDSTOPPULLUP_XMAX when homing to X_MAX."
+  #elif Y_SENSORLESS && Y_HOME_DIR < 0 && (Y_MIN_ENDSTOP_INVERTING != Y_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_YMIN))
+    #error "SENSORLESS_HOMING requires Y_MIN_ENDSTOP_INVERTING and ENDSTOPPULLUP_YMIN when homing to Y_MIN."
+  #elif Y_SENSORLESS && Y_HOME_DIR > 0 && (Y_MAX_ENDSTOP_INVERTING != Y_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_YMAX))
+    #error "SENSORLESS_HOMING requires Y_MAX_ENDSTOP_INVERTING and ENDSTOPPULLUP_YMAX when homing to Y_MAX."
+  #elif Z_SENSORLESS && Z_HOME_DIR < 0 && (Z_MIN_ENDSTOP_INVERTING != Z_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_ZMIN))
+    #error "SENSORLESS_HOMING requires Z_MIN_ENDSTOP_INVERTING and ENDSTOPPULLUP_ZMIN when homing to Z_MIN."
+  #elif Z_SENSORLESS && Z_HOME_DIR > 0 && (Z_MAX_ENDSTOP_INVERTING != Z_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_ZMAX))
+    #error "SENSORLESS_HOMING requires Z_MAX_ENDSTOP_INVERTING and ENDSTOPPULLUP_ZMAX when homing to Z_MAX."
   #elif ENDSTOP_NOISE_THRESHOLD
     #error "SENSORLESS_HOMING is incompatible with ENDSTOP_NOISE_THRESHOLD."
   #elif !(X_SENSORLESS || Y_SENSORLESS || Z_SENSORLESS)
     #error "SENSORLESS_HOMING requires a TMC stepper driver with StallGuard on X, Y, or Z axes."
-  #elif DISABLED(SPI_ENDSTOPS)
-    #if   X_SENSORLESS && X_HOME_DIR < 0 && (X_MIN_ENDSTOP_INVERTING != X_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_XMIN))
-      #error "SENSORLESS_HOMING requires X_MIN_ENDSTOP_INVERTING and ENDSTOPPULLUP_XMIN when homing to X_MIN."
-    #elif X_SENSORLESS && X_HOME_DIR > 0 && (X_MAX_ENDSTOP_INVERTING != X_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_XMAX))
-      #error "SENSORLESS_HOMING requires X_MAX_ENDSTOP_INVERTING and ENDSTOPPULLUP_XMAX when homing to X_MAX."
-    #elif Y_SENSORLESS && Y_HOME_DIR < 0 && (Y_MIN_ENDSTOP_INVERTING != Y_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_YMIN))
-      #error "SENSORLESS_HOMING requires Y_MIN_ENDSTOP_INVERTING and ENDSTOPPULLUP_YMIN when homing to Y_MIN."
-    #elif Y_SENSORLESS && Y_HOME_DIR > 0 && (Y_MAX_ENDSTOP_INVERTING != Y_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_YMAX))
-      #error "SENSORLESS_HOMING requires Y_MAX_ENDSTOP_INVERTING and ENDSTOPPULLUP_YMAX when homing to Y_MAX."
-    #elif Z_SENSORLESS && Z_HOME_DIR < 0 && (Z_MIN_ENDSTOP_INVERTING != Z_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_ZMIN))
-      #error "SENSORLESS_HOMING requires Z_MIN_ENDSTOP_INVERTING and ENDSTOPPULLUP_ZMIN when homing to Z_MIN."
-    #elif Z_SENSORLESS && Z_HOME_DIR > 0 && (Z_MAX_ENDSTOP_INVERTING != Z_ENDSTOP_INVERTING || DISABLED(ENDSTOPPULLUP_ZMAX))
-      #error "SENSORLESS_HOMING requires Z_MAX_ENDSTOP_INVERTING and ENDSTOPPULLUP_ZMAX when homing to Z_MAX."
-    #endif
   #endif
 
   #undef X_ENDSTOP_INVERTING