Move L6470 enum

Marlin/src/core/enum.h

   NO_AXIS   = 0xFF
 };
 
-#if HAS_DRIVER(L6470)
-  enum L6470_driver_enum : unsigned char { X, Y, Z, X2, Y2, Z2, Z3, E0, E1, E2, E3, E4, E5 };
-#endif
-
 #define LOOP_S_LE_N(VAR, S, N) for (uint8_t VAR=(S); VAR<=(N); VAR++)
 #define LOOP_S_L_N(VAR, S, N) for (uint8_t VAR=(S); VAR<(N); VAR++)
 #define LOOP_LE_N(VAR, N) LOOP_S_LE_N(VAR, 0, N)

Marlin/src/libs/L6470/L6470_Marlin.h

 
 #define L6470_GETPARAM(P,Q) stepper##Q.GetParam(P)
 
-#define MAX_L6470  (7 + MAX_EXTRUDERS) // Maximum number of axes in Marlin
+enum L6470_driver_enum : unsigned char { X, Y, Z, X2, Y2, Z2, Z3, E0, E1, E2, E3, E4, E5, MAX_L6470 };
 
 #define L6470_ERROR_MASK  (STATUS_UVLO | STATUS_TH_WRN | STATUS_TH_SD  | STATUS_OCD | STATUS_STEP_LOSS_A | STATUS_STEP_LOSS_B)
 #define dSPIN_STEP_CLOCK_FWD dSPIN_STEP_CLOCK