Let boards set Default TMC Slave Addresses (#20498)

Co-authored-by: Scott Lahteine <github@thinkyhead.com>

Marlin/Configuration_adv.h

@@ -2473,22 +2473,22 @@
    * Set *_SERIAL_TX_PIN and *_SERIAL_RX_PIN to match for all drivers
    * on the same serial port, either here or in your board's pins file.
    */
-  #define  X_SLAVE_ADDRESS 0
+  //#define  X_SLAVE_ADDRESS 0
-  #define  Y_SLAVE_ADDRESS 0
+  //#define  Y_SLAVE_ADDRESS 0
-  #define  Z_SLAVE_ADDRESS 0
+  //#define  Z_SLAVE_ADDRESS 0
-  #define X2_SLAVE_ADDRESS 0
+  //#define X2_SLAVE_ADDRESS 0
-  #define Y2_SLAVE_ADDRESS 0
+  //#define Y2_SLAVE_ADDRESS 0
-  #define Z2_SLAVE_ADDRESS 0
+  //#define Z2_SLAVE_ADDRESS 0
-  #define Z3_SLAVE_ADDRESS 0
+  //#define Z3_SLAVE_ADDRESS 0
-  #define Z4_SLAVE_ADDRESS 0
+  //#define Z4_SLAVE_ADDRESS 0
-  #define E0_SLAVE_ADDRESS 0
+  //#define E0_SLAVE_ADDRESS 0
-  #define E1_SLAVE_ADDRESS 0
+  //#define E1_SLAVE_ADDRESS 0
-  #define E2_SLAVE_ADDRESS 0
+  //#define E2_SLAVE_ADDRESS 0
-  #define E3_SLAVE_ADDRESS 0
+  //#define E3_SLAVE_ADDRESS 0
-  #define E4_SLAVE_ADDRESS 0
+  //#define E4_SLAVE_ADDRESS 0
-  #define E5_SLAVE_ADDRESS 0
+  //#define E5_SLAVE_ADDRESS 0
-  #define E6_SLAVE_ADDRESS 0
+  //#define E6_SLAVE_ADDRESS 0
-  #define E7_SLAVE_ADDRESS 0
+  //#define E7_SLAVE_ADDRESS 0
 
   /**
    * Software enable

Marlin/src/inc/Conditionals_post.h

@@ -1647,6 +1647,54 @@
   #ifndef E7_INTERPOLATE
     #define E7_INTERPOLATE INTERPOLATE
   #endif
+  #ifndef X_SLAVE_ADDRESS
+    #define X_SLAVE_ADDRESS  0
+  #endif
+  #ifndef Y_SLAVE_ADDRESS
+    #define Y_SLAVE_ADDRESS  0
+  #endif
+  #ifndef Z_SLAVE_ADDRESS
+    #define Z_SLAVE_ADDRESS  0
+  #endif
+  #ifndef X2_SLAVE_ADDRESS
+    #define X2_SLAVE_ADDRESS 0
+  #endif
+  #ifndef Y2_SLAVE_ADDRESS
+    #define Y2_SLAVE_ADDRESS 0
+  #endif
+  #ifndef Z2_SLAVE_ADDRESS
+    #define Z2_SLAVE_ADDRESS 0
+  #endif
+  #ifndef Z3_SLAVE_ADDRESS
+    #define Z3_SLAVE_ADDRESS 0
+  #endif
+  #ifndef Z4_SLAVE_ADDRESS
+    #define Z4_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E0_SLAVE_ADDRESS
+    #define E0_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E1_SLAVE_ADDRESS
+    #define E1_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E2_SLAVE_ADDRESS
+    #define E2_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E3_SLAVE_ADDRESS
+    #define E3_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E4_SLAVE_ADDRESS
+    #define E4_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E5_SLAVE_ADDRESS
+    #define E5_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E6_SLAVE_ADDRESS
+    #define E6_SLAVE_ADDRESS 0
+  #endif
+  #ifndef E7_SLAVE_ADDRESS
+    #define E7_SLAVE_ADDRESS 0
+  #endif
 #endif
 
 #if (HAS_E_DRIVER(TMC2660) \

Marlin/src/pins/stm32f1/pins_BTT_SKR_MINI_E3_V1_0.h

@@ -34,4 +34,18 @@
   #define Y_HARDWARE_SERIAL  MSerial4
   #define Z_HARDWARE_SERIAL  MSerial4
   #define E0_HARDWARE_SERIAL MSerial4
+
+  // Default TMC slave addresses
+  #ifndef X_SLAVE_ADDRESS
+    #define X_SLAVE_ADDRESS  0
+  #endif
+  #ifndef Y_SLAVE_ADDRESS
+    #define Y_SLAVE_ADDRESS  2
+  #endif
+  #ifndef Z_SLAVE_ADDRESS
+    #define Z_SLAVE_ADDRESS  1
+  #endif
+  #ifndef E0_SLAVE_ADDRESS
+    #define E0_SLAVE_ADDRESS 3
+  #endif
 #endif

Marlin/src/pins/stm32f1/pins_BTT_SKR_MINI_E3_V2_0.h

@@ -49,13 +49,27 @@
   #define CONTROLLER_FAN_PIN               FAN1_PIN
 #endif
 
-/**
+#if HAS_TMC_UART
+  /**
    * TMC220x stepper drivers
- * Hardware serial communication ports.
+   * Hardware serial communication ports
    */
-#if HAS_TMC_UART
   #define X_HARDWARE_SERIAL  MSerial4
   #define Y_HARDWARE_SERIAL  MSerial4
   #define Z_HARDWARE_SERIAL  MSerial4
   #define E0_HARDWARE_SERIAL MSerial4
+
+  // Default TMC slave addresses
+  #ifndef X_SLAVE_ADDRESS
+    #define X_SLAVE_ADDRESS  0
+  #endif
+  #ifndef Y_SLAVE_ADDRESS
+    #define Y_SLAVE_ADDRESS  2
+  #endif
+  #ifndef Z_SLAVE_ADDRESS
+    #define Z_SLAVE_ADDRESS  1
+  #endif
+  #ifndef E0_SLAVE_ADDRESS
+    #define E0_SLAVE_ADDRESS 3
+  #endif
 #endif

Marlin/src/pins/stm32f1/pins_FYSETC_AIO_II.h

@@ -87,19 +87,30 @@
 #define E0_ENABLE_PIN                       PC13
 
 #if HAS_TMC_UART
-
   /**
    * TMC2208/TMC2209 stepper drivers
    */
 
-  //
   // Hardware serial with switch
-  //
   #define X_HARDWARE_SERIAL  MSerial2
   #define Y_HARDWARE_SERIAL  MSerial2
   #define Z_HARDWARE_SERIAL  MSerial2
   #define E0_HARDWARE_SERIAL MSerial2
 
+  // Default TMC slave addresses
+  #ifndef X_SLAVE_ADDRESS
+    #define X_SLAVE_ADDRESS  0
+  #endif
+  #ifndef Y_SLAVE_ADDRESS
+    #define Y_SLAVE_ADDRESS  1
+  #endif
+  #ifndef Z_SLAVE_ADDRESS
+    #define Z_SLAVE_ADDRESS  2
+  #endif
+  #ifndef E0_SLAVE_ADDRESS
+    #define E0_SLAVE_ADDRESS 3
+  #endif
+
   // The 4xTMC2209 module doesn't have a serial multiplexer and
   // needs to set *_SLAVE_ADDRESS in Configuration_adv.h for X,Y,Z,E0
   #if HAS_DRIVER(TMC2208)
@@ -110,7 +121,6 @@
 
   // Reduce baud rate to improve software serial reliability
   #define TMC_BAUD_RATE                    19200
-
 #endif
 
 //

Marlin/src/pins/stm32f1/pins_FYSETC_CHEETAH.h

@@ -80,10 +80,26 @@
 #define E0_DIR_PIN                          PC14
 #define E0_ENABLE_PIN                       PC13
 
-#define X_HARDWARE_SERIAL  MSerial2
+#if HAS_TMC_UART
-#define Y_HARDWARE_SERIAL  MSerial2
+  #define X_HARDWARE_SERIAL  MSerial2
-#define Z_HARDWARE_SERIAL  MSerial2
+  #define Y_HARDWARE_SERIAL  MSerial2
-#define E0_HARDWARE_SERIAL MSerial2
+  #define Z_HARDWARE_SERIAL  MSerial2
+  #define E0_HARDWARE_SERIAL MSerial2
+
+  // Default TMC slave addresses
+  #ifndef X_SLAVE_ADDRESS
+    #define X_SLAVE_ADDRESS  0
+  #endif
+  #ifndef Y_SLAVE_ADDRESS
+    #define Y_SLAVE_ADDRESS  1
+  #endif
+  #ifndef Z_SLAVE_ADDRESS
+    #define Z_SLAVE_ADDRESS  2
+  #endif
+  #ifndef E0_SLAVE_ADDRESS
+    #define E0_SLAVE_ADDRESS 3
+  #endif
+#endif
 
 //
 // Heaters / Fans

buildroot/tests/STM32F103RC_btt-tests

@@ -17,10 +17,6 @@ opt_set X_DRIVER_TYPE TMC2209
 opt_set Y_DRIVER_TYPE TMC2209
 opt_set Z_DRIVER_TYPE TMC2209
 opt_set E0_DRIVER_TYPE TMC2209
-opt_set X_SLAVE_ADDRESS 0
-opt_set Y_SLAVE_ADDRESS 1
-opt_set Z_SLAVE_ADDRESS 2
-opt_set E0_SLAVE_ADDRESS 3
 opt_enable PINS_DEBUGGING
 
 exec_test $1 $2 "BigTreeTech SKR Mini E3 1.0 - Basic Config with TMC2209 HW Serial" "$3"