🎨 TMC SPI Pins

Co-Authored-By: Martin Turski <turningtides@outlook.de>

Marlin/Configuration_adv.h

@@ -2979,28 +2979,28 @@
    * Override default SPI pins for TMC2130, TMC2160, TMC2660, TMC5130 and TMC5160 drivers here.
    * The default pins can be found in your board's pins file.
    */
-  //#define X_CS_PIN          -1
+  //#define X_CS_PIN      -1
-  //#define Y_CS_PIN          -1
+  //#define Y_CS_PIN      -1
-  //#define Z_CS_PIN          -1
+  //#define Z_CS_PIN      -1
-  //#define X2_CS_PIN         -1
+  //#define X2_CS_PIN     -1
-  //#define Y2_CS_PIN         -1
+  //#define Y2_CS_PIN     -1
-  //#define Z2_CS_PIN         -1
+  //#define Z2_CS_PIN     -1
-  //#define Z3_CS_PIN         -1
+  //#define Z3_CS_PIN     -1
-  //#define Z4_CS_PIN         -1
+  //#define Z4_CS_PIN     -1
-  //#define I_CS_PIN          -1
+  //#define I_CS_PIN      -1
-  //#define J_CS_PIN          -1
+  //#define J_CS_PIN      -1
-  //#define K_CS_PIN          -1
+  //#define K_CS_PIN      -1
-  //#define U_CS_PIN          -1
+  //#define U_CS_PIN      -1
-  //#define V_CS_PIN          -1
+  //#define V_CS_PIN      -1
-  //#define W_CS_PIN          -1
+  //#define W_CS_PIN      -1
-  //#define E0_CS_PIN         -1
+  //#define E0_CS_PIN     -1
-  //#define E1_CS_PIN         -1
+  //#define E1_CS_PIN     -1
-  //#define E2_CS_PIN         -1
+  //#define E2_CS_PIN     -1
-  //#define E3_CS_PIN         -1
+  //#define E3_CS_PIN     -1
-  //#define E4_CS_PIN         -1
+  //#define E4_CS_PIN     -1
-  //#define E5_CS_PIN         -1
+  //#define E5_CS_PIN     -1
-  //#define E6_CS_PIN         -1
+  //#define E6_CS_PIN     -1
-  //#define E7_CS_PIN         -1
+  //#define E7_CS_PIN     -1
 
   /**
    * Software option for SPI driven drivers (TMC2130, TMC2160, TMC2660, TMC5130 and TMC5160).
@@ -3008,9 +3008,9 @@
    * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
-  //#define TMC_SW_MOSI       -1
+  //#define TMC_SPI_MOSI  -1
-  //#define TMC_SW_MISO       -1
+  //#define TMC_SPI_MISO  -1
-  //#define TMC_SW_SCK        -1
+  //#define TMC_SPI_SCK   -1
 
   // @section tmc/serial
 

Marlin/src/HAL/DUE/inc/SanityCheck.h

@@ -64,7 +64,7 @@
  * Usually the hardware SPI pins are only available to the LCD. This makes the DUE hard SPI used at the same time
  * as the TMC2130 soft SPI the most common setup.
  */
-#define _IS_HW_SPI(P) (defined(TMC_SW_##P) && (TMC_SW_##P == SD_MOSI_PIN || TMC_SW_##P == SD_MISO_PIN || TMC_SW_##P == SD_SCK_PIN))
+#define _IS_HW_SPI(P) (defined(TMC_SPI_##P) && (TMC_SPI_##P == SD_MOSI_PIN || TMC_SPI_##P == SD_MISO_PIN || TMC_SPI_##P == SD_SCK_PIN))
 
 #if ENABLED(SDSUPPORT) && HAS_DRIVER(TMC2130)
   #if ENABLED(TMC_USE_SW_SPI)

Marlin/src/HAL/LPC1768/inc/SanityCheck.h

@@ -95,7 +95,7 @@ static_assert(DISABLED(BAUD_RATE_GCODE), "BAUD_RATE_GCODE is not yet supported o
 #if USING_HW_SERIAL0
   #define IS_TX0(P) (P == P0_02)
   #define IS_RX0(P) (P == P0_03)
-  #if IS_TX0(TMC_SW_MISO) || IS_RX0(TMC_SW_MOSI)
+  #if IS_TX0(TMC_SPI_MISO) || IS_RX0(TMC_SPI_MOSI)
     #error "Serial port pins (0) conflict with Trinamic SPI pins!"
   #elif HAS_PRUSA_MMU1 && (IS_TX0(E_MUX1_PIN) || IS_RX0(E_MUX0_PIN))
     #error "Serial port pins (0) conflict with Multi-Material-Unit multiplexer pins!"
@@ -111,7 +111,7 @@ static_assert(DISABLED(BAUD_RATE_GCODE), "BAUD_RATE_GCODE is not yet supported o
   #define IS_RX1(P) (P == P0_16)
   #define _IS_TX1_1 IS_TX1
   #define _IS_RX1_1 IS_RX1
-  #if IS_TX1(TMC_SW_SCK)
+  #if IS_TX1(TMC_SPI_SCK)
     #error "Serial port pins (1) conflict with other pins!"
   #elif HAS_ROTARY_ENCODER
     #if IS_TX1(BTN_EN2) || IS_RX1(BTN_EN1)

Marlin/src/inc/Conditionals_post.h

@@ -2212,6 +2212,14 @@
 #undef TMC_UART_IS
 #undef ANY_SERIAL_IS
 
+#if defined(__AVR_ARCH__) && defined(TMC_SPI_MISO) && defined(TMC_SPI_MOSI) && defined(TMC_SPI_SCK)
+  // Check that the pins are the solitary supported SPI hardware pins of the (AVR) platform.
+  // Otherwise we are forced to enable software SPI.
+  #if TMC_SPI_MISO != MISO || TMC_SPI_MOSI != MOSI || TMC_SPI_SCK != SCK
+    #define TMC_USE_SW_SPI
+  #endif
+#endif
+
 // Clean up unused ESP_WIFI pins
 #ifdef ESP_WIFI_MODULE_COM
   #if !SERIAL_IN_USE(ESP_WIFI_MODULE_COM)

Marlin/src/inc/SanityCheck.h

@@ -658,6 +658,8 @@
   #error "EXTRA_LIN_ADVANCE_K is now ADVANCE_K_EXTRA."
 #elif defined(POLAR_SEGMENTS_PER_SECOND) || defined(DELTA_SEGMENTS_PER_SECOND)  || defined(SCARA_SEGMENTS_PER_SECOND) || defined(TPARA_SEGMENTS_PER_SECOND)
   #error "(POLAR|DELTA|SCARA|TPARA)_SEGMENTS_PER_SECOND is now DEFAULT_SEGMENTS_PER_SECOND."
+#elif defined(TMC_SW_MOSI) || defined(TMC_SW_MISO) || defined(TMC_SW_SCK)
+  #error "TMC_SW_(MOSI|MISO|SCK) is now TMC_SPI_(MOSI|MISO|SCK)."
 #elif ANY(DGUS_LCD_UI_ORIGIN, DGUS_LCD_UI_FYSETC, DGUS_LCD_UI_HIPRECY, DGUS_LCD_UI_MKS, DGUS_LCD_UI_RELOADED) && !defined(DGUS_LCD_UI)
   #error "DGUS_LCD_UI_[TYPE] is now set using DGUS_LCD_UI TYPE."
 #elif defined(DELTA_PRINTABLE_RADIUS)

Marlin/src/module/stepper/trinamic.cpp

@@ -46,7 +46,7 @@ enum StealthIndex : uint8_t {
 //   AI = Axis Enum Index
 // SWHW = SW/SH UART selection
 #if ENABLED(TMC_USE_SW_SPI)
-  #define __TMC_SPI_DEFINE(IC, ST, L, AI) TMCMarlin<IC##Stepper, L, AI> stepper##ST(ST##_CS_PIN, float(ST##_RSENSE), TMC_SW_MOSI, TMC_SW_MISO, TMC_SW_SCK, ST##_CHAIN_POS)
+  #define __TMC_SPI_DEFINE(IC, ST, L, AI) TMCMarlin<IC##Stepper, L, AI> stepper##ST(ST##_CS_PIN, float(ST##_RSENSE), TMC_SPI_MOSI, TMC_SPI_MISO, TMC_SPI_SCK, ST##_CHAIN_POS)
 #else
   #define __TMC_SPI_DEFINE(IC, ST, L, AI) TMCMarlin<IC##Stepper, L, AI> stepper##ST(ST##_CS_PIN, float(ST##_RSENSE), ST##_CHAIN_POS)
 #endif

Marlin/src/pins/linux/pins_RAMPS_LINUX.h

@@ -247,18 +247,16 @@
 #endif
 
 /**
- * Default pins for TMC software SPI
+ * Default pins for TMC SPI
  */
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                        66
-    #define TMC_SW_MOSI                       66
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                        44
-    #define TMC_SW_MISO                       44
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                         64
-    #define TMC_SW_SCK                        64
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/lpc1768/pins_BIQU_B300_V1.0.h

@@ -77,18 +77,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P0_18  // ETH
-    #define TMC_SW_MOSI                    P0_18  // ETH
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P0_17  // ETH
-    #define TMC_SW_MISO                    P0_17  // ETH
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P0_15  // ETH
-    #define TMC_SW_SCK                     P0_15  // ETH
-  #endif
 #endif
 
 //

Marlin/src/pins/lpc1768/pins_BTT_SKR_V1_1.h

@@ -56,7 +56,6 @@
 #define E0_DIR_PIN                         P2_13
 #define E0_ENABLE_PIN                      P2_12
 
-
 /**        ------                  ------
  *   1.30 | 1  2 | 2.11      0.17 | 1  2 | 0.15
  *   0.18 | 3  4 | 0.16      3.26 | 3  4 | 1.23
@@ -165,12 +164,12 @@
   // When using any TMC SPI-based drivers, software SPI is used
   // because pins may be shared with the display or SD card.
   #define TMC_USE_SW_SPI
-  #define TMC_SW_MOSI                EXP2_06_PIN
+  #define TMC_SPI_MOSI               EXP2_06_PIN
-  #define TMC_SW_MISO                EXP2_01_PIN
+  #define TMC_SPI_MISO               EXP2_01_PIN
   // To minimize pin usage use the same clock pin as the display/SD card reader. (May generate LCD noise.)
-  #define TMC_SW_SCK                 EXP2_02_PIN
+  #define TMC_SPI_SCK                EXP2_02_PIN
   // If pin 2_06 is unused, it can be used for the clock to avoid the LCD noise.
-  //#define TMC_SW_SCK                     P2_06
+  //#define TMC_SPI_SCK                    P2_06
 
   #if ENABLED(SOFTWARE_DRIVER_ENABLE)
 

Marlin/src/pins/lpc1768/pins_BTT_SKR_V1_3.h

@@ -137,18 +137,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P4_28
-    #define TMC_SW_MOSI                    P4_28
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P0_05
-    #define TMC_SW_MISO                    P0_05
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P0_04
-    #define TMC_SW_SCK                     P0_04
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -289,7 +287,7 @@
     #define DOGLCD_A0                EXP1_06_PIN
     #define DOGLCD_SCK               EXP1_04_PIN
     #define DOGLCD_MOSI              EXP1_01_PIN
-    #define LCD_BACKLIGHT_PIN            -1
+    #define LCD_BACKLIGHT_PIN              -1
 
   #elif ENABLED(CR10_STOCKDISPLAY)
 

Marlin/src/pins/lpc1768/pins_BTT_SKR_V1_4.h

@@ -194,18 +194,16 @@
 #define TEMP_BED_PIN                    P0_25_A2  // A2 (T2) - (69) - TEMP_BED_PIN
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P1_17
-    #define TMC_SW_MOSI                    P1_17
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P0_05
-    #define TMC_SW_MISO                    P0_05
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P0_04
-    #define TMC_SW_SCK                     P0_04
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/lpc1768/pins_MKS_SBASE.h

@@ -300,16 +300,14 @@
   // Hardware SPI is on EXP2. See if you can make it work:
   // https://github.com/makerbase-mks/MKS-SBASE/issues/25
   #define TMC_USE_SW_SPI
-  #if ENABLED(TMC_USE_SW_SPI)
+  #ifndef TMC_SPI_MOSI
-    #ifndef TMC_SW_MOSI
+    #define TMC_SPI_MOSI                   P0_03  // AUX1
-      #define TMC_SW_MOSI                  P0_03  // AUX1
+  #endif
-    #endif
+  #ifndef TMC_SPI_MISO
-    #ifndef TMC_SW_MISO
+    #define TMC_SPI_MISO                   P0_02  // AUX1
-      #define TMC_SW_MISO                  P0_02  // AUX1
+  #endif
-    #endif
+  #ifndef TMC_SPI_SCK
-    #ifndef TMC_SW_SCK
+    #define TMC_SPI_SCK                    P0_26  // TH4
-      #define TMC_SW_SCK                   P0_26  // TH4
-    #endif
   #endif
 
 #endif

Marlin/src/pins/lpc1768/pins_MKS_SGEN_L.h

@@ -132,18 +132,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P4_28
-    #define TMC_SW_MOSI                    P4_28
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P0_05
-    #define TMC_SW_MISO                    P0_05
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P0_04
-    #define TMC_SW_SCK                     P0_04
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/lpc1768/pins_RAMPS_RE_ARM.h

@@ -97,18 +97,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P1_00  // ETH
-    #define TMC_SW_MOSI                    P1_00  // ETH
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P1_08  // ETH
-    #define TMC_SW_MISO                    P1_08  // ETH
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P1_09  // ETH
-    #define TMC_SW_SCK                     P1_09  // ETH
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -119,7 +117,6 @@
    * If undefined software serial is used according to the pins below
    */
 
-
   // P2_08 E1-Step
   // P2_13 E1-Dir
 

Marlin/src/pins/lpc1769/pins_COHESION3D_MINI.h

@@ -70,16 +70,14 @@
 //
 // Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P1_16  // Ethernet Expansion - Pin 5
-    #define TMC_SW_MOSI                    P1_16  // Ethernet Expansion - Pin 5
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P1_17  // Ethernet Expansion - Pin 6
-    #define TMC_SW_MISO                    P1_17  // Ethernet Expansion - Pin 6
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P1_08  // Ethernet Expansion - Pin 7
-    #define TMC_SW_SCK                     P1_08  // Ethernet Expansion - Pin 7
-  #endif
 #endif
 
 //

Marlin/src/pins/lpc1769/pins_COHESION3D_REMIX.h

@@ -87,16 +87,14 @@
 //
 // Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P1_16  // Ethernet Expansion - Pin 5
-    #define TMC_SW_MOSI                    P1_16  // Ethernet Expansion - Pin 5
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P1_17  // Ethernet Expansion - Pin 6
-    #define TMC_SW_MISO                    P1_17  // Ethernet Expansion - Pin 6
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P1_08  // Ethernet Expansion - Pin 7
-    #define TMC_SW_SCK                     P1_08  // Ethernet Expansion - Pin 7
-  #endif
 #endif
 
 //

Marlin/src/pins/lpc1769/pins_FLY_CDY.h

@@ -92,18 +92,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P0_20
-    #define TMC_SW_MOSI                    P0_20
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P0_19
-    #define TMC_SW_MISO                    P0_19
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P0_21
-    #define TMC_SW_SCK                     P0_21
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/lpc1769/pins_MKS_SGEN_L_V2.h

@@ -146,18 +146,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                     P1_16
-    #define TMC_SW_MOSI                    P1_16
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                     P0_05
-    #define TMC_SW_MISO                    P0_05
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                      P0_04
-    #define TMC_SW_SCK                     P0_04
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -342,7 +340,7 @@
 
       #define TFT_CS_PIN             EXP1_07_PIN
       #define TFT_DC_PIN             EXP1_08_PIN
-      #define TFT_A0_PIN             TFT_DC_PIN
+      #define TFT_A0_PIN              TFT_DC_PIN
       #define TFT_MISO_PIN           EXP2_01_PIN
       #define TFT_BACKLIGHT_PIN      EXP1_03_PIN
       #define TFT_RESET_PIN          EXP1_04_PIN

Marlin/src/pins/mega/pins_GT2560_V3_A20.h

@@ -30,7 +30,7 @@
 #define LCD_PINS_D4                           21
 #define LCD_PINS_D7                            6
 
-#define SPEAKER                                  // The speaker can produce tones
+#define SPEAKER                                   // The speaker can produce tones
 
 #if IS_NEWPANEL
   #define BTN_EN1                             16

Marlin/src/pins/mega/pins_GT2560_V4_A20.h

@@ -32,7 +32,7 @@
 #define LCD_PINS_D4                           21
 #define LCD_PINS_D7                            6
 
-#define SPEAKER                                  // The speaker can produce tones
+#define SPEAKER                                   // The speaker can produce tones
 
 #if IS_NEWPANEL
   #define BTN_EN1                             16

Marlin/src/pins/mega/pins_MIGHTYBOARD_REVE.h

@@ -158,9 +158,9 @@
 // Heaters / Fans (24V)
 //
 
-#define HEATER_0_PIN                MOSFET_1_PIN // EX1
+#define HEATER_0_PIN                MOSFET_1_PIN  // EX1
-#define HEATER_1_PIN                MOSFET_3_PIN // EX2
+#define HEATER_1_PIN                MOSFET_3_PIN  // EX2
-#define HEATER_BED_PIN              MOSFET_5_PIN // HBP
+#define HEATER_BED_PIN              MOSFET_5_PIN  // HBP
 
 // EX1 FAN (Automatic Fans are disabled by default in Configuration_adv.h - comment that out for auto fans)
 #ifndef E0_AUTO_FAN_PIN

Marlin/src/pins/mega/pins_PROTONEER_CNC_SHIELD_V3.h

@@ -51,16 +51,16 @@
 
 #define Y_STEP_PIN                             3
 #define Y_DIR_PIN                              6
-#define Y_ENABLE_PIN                 X_ENABLE_PIN
+#define Y_ENABLE_PIN                X_ENABLE_PIN
 
 #define Z_STEP_PIN                             4
 #define Z_DIR_PIN                              7
-#define Z_ENABLE_PIN                 X_ENABLE_PIN
+#define Z_ENABLE_PIN                X_ENABLE_PIN
 
 // Designated with letter "A" on BOARD
 #define E0_STEP_PIN                           12
 #define E0_DIR_PIN                            13
-#define E0_ENABLE_PIN                X_ENABLE_PIN
+#define E0_ENABLE_PIN               X_ENABLE_PIN
 
 //
 // Temperature sensors - These could be any analog output not hidden by board

Marlin/src/pins/mega/pins_SILVER_GATE.h

@@ -73,7 +73,7 @@
 #define TEMP_BED_PIN                           6
 
 #if HAS_WIRED_LCD
-  #if IS_U8GLIB_ST7920                      // SPI GLCD 12864 ST7920
+  #if IS_U8GLIB_ST7920                            // SPI GLCD 12864 ST7920
     #define LCD_PINS_RS                       30
     #define LCD_PINS_ENABLE                   20
     #define LCD_PINS_D4                       25

Marlin/src/pins/pins.h

@@ -530,7 +530,7 @@
 #elif MB(MKS_ROBIN_E3D)
   #include "stm32f1/pins_MKS_ROBIN_E3D.h"       // STM32F1                                env:mks_robin_e3
 #elif MB(MKS_ROBIN_E3D_V1_1)
-  #include "stm32f1/pins_MKS_ROBIN_E3D_V1_1.h"  // STM32F1                                env:mks_robin_e3
+  #include "stm32f1/pins_MKS_ROBIN_E3D_V1_1.h"  // STM32F1                                env:mks_robin_e3 env:mks_robin_e3_maple
 #elif MB(MKS_ROBIN_E3P)
   #include "stm32f1/pins_MKS_ROBIN_E3P.h"       // STM32F1                                env:mks_robin_e3p env:mks_robin_e3p_maple
 #elif MB(BTT_EBB42_V1_1)

Marlin/src/pins/pinsDebug_list.h

@@ -489,18 +489,27 @@
   REPORT_NAME_DIGITAL(__LINE__, EXP3_10_PIN)
 #endif
 
-#if _EXISTS(TMC_SW_MISO)
+#if _EXISTS(TMC_SPI_MISO)
-  REPORT_NAME_DIGITAL(__LINE__, TMC_SW_MISO)
+  REPORT_NAME_DIGITAL(__LINE__, TMC_SPI_MISO)
 #endif
-#if _EXISTS(TMC_SW_MOSI)
+#if _EXISTS(TMC_SPI_MOSI)
-  REPORT_NAME_DIGITAL(__LINE__, TMC_SW_MOSI)
+  REPORT_NAME_DIGITAL(__LINE__, TMC_SPI_MOSI)
 #endif
-#if _EXISTS(TMC_SW_SCK)
+#if _EXISTS(TMC_SPI_SCK)
-  REPORT_NAME_DIGITAL(__LINE__, TMC_SW_SCK)
+  REPORT_NAME_DIGITAL(__LINE__, TMC_SPI_SCK)
 #endif
 #if _EXISTS(TFTGLCD_CS)
   REPORT_NAME_DIGITAL(__LINE__, TFTGLCD_CS)
 #endif
+#if _EXISTS(TFTGLCD_SCK)
+  REPORT_NAME_DIGITAL(__LINE__, TFTGLCD_SCK)
+#endif
+#if _EXISTS(TFTGLCD_MISO)
+  REPORT_NAME_DIGITAL(__LINE__, TFTGLCD_MISO)
+#endif
+#if _EXISTS(TFTGLCD_MOSI)
+  REPORT_NAME_DIGITAL(__LINE__, TFTGLCD_MOSI)
+#endif
 
 //
 // E Multiplexing

Marlin/src/pins/ramps/pins_3DRAG.h

@@ -113,7 +113,7 @@
     #define SPINDLE_LASER_PWM_PIN             46  // Hardware PWM
     #define SPINDLE_LASER_ENA_PIN             62  // Pullup!
     #define SPINDLE_DIR_PIN                   48
-  #elif !BOTH(HAS_WIRED_LCD, IS_NEWPANEL)          // Use expansion header if no LCD in use
+  #elif !BOTH(HAS_WIRED_LCD, IS_NEWPANEL)         // Use expansion header if no LCD in use
     #define SPINDLE_LASER_ENA_PIN             16  // Pullup or pulldown!
     #define SPINDLE_DIR_PIN                   17
     #if !NUM_SERVOS                               // Use servo connector if possible

Marlin/src/pins/ramps/pins_MKS_GEN_L.h

@@ -35,12 +35,12 @@
 // Heaters / Fans
 //
 // Power outputs EFBF or EFBE
-#define MOSFET_D_PIN 7
+#define MOSFET_D_PIN                           7
 
 // Hotend, Hotend, Bed + Fan on D9
 #if FET_ORDER_EEB
-  #define MOSFET_B_PIN 7
+  #define MOSFET_B_PIN                         7
-  #define FAN_PIN 9
+  #define FAN_PIN                              9
 #endif
 
 //
@@ -49,11 +49,11 @@
 //
 
 #ifndef X_CS_PIN
-  #define X_CS_PIN 59
+  #define X_CS_PIN                            59
 #endif
 
 #ifndef Y_CS_PIN
-  #define Y_CS_PIN 63
+  #define Y_CS_PIN                            63
 #endif
 
 #include "pins_RAMPS.h"

Marlin/src/pins/ramps/pins_RAMPS.h

@@ -319,16 +319,14 @@
 //
 // TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                        66
-    #define TMC_SW_MOSI                       66
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                        44
-    #define TMC_SW_MISO                       44
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                         64
-    #define TMC_SW_SCK                        64
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -877,7 +875,7 @@
 
       #define BEEPER_PIN             EXP2_05_PIN
 
-      #if ENABLED(PANEL_ONE)                       // Buttons connect directly to AUX-2
+      #if ENABLED(PANEL_ONE)                      // Buttons connect directly to AUX-2
         #define BTN_EN1              AUX2_03_PIN
         #define BTN_EN2              AUX2_04_PIN
         #define BTN_ENC              AUX3_02_PIN

Marlin/src/pins/ramps/pins_RAMPS_S_12.h

@@ -218,16 +218,14 @@
 //
 // TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                        51
-    #define TMC_SW_MOSI                       51
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                        50
-    #define TMC_SW_MISO                       50
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                         53
-    #define TMC_SW_SCK                        53
-  #endif
 #endif
 
 //

Marlin/src/pins/ramps/pins_TRIGORILLA_13.h

@@ -27,17 +27,17 @@
 
 #define BOARD_INFO_NAME "Anycubic RAMPS 1.3"
 
-#define MOSFET_B_PIN                         44
+#define MOSFET_B_PIN                          44
 
-#define E1_STEP_PIN                          -1
+#define E1_STEP_PIN                           -1
-#define E1_DIR_PIN                           -1
+#define E1_DIR_PIN                            -1
-#define E1_ENABLE_PIN                        -1
+#define E1_ENABLE_PIN                         -1
-#define E1_CS_PIN                            -1
+#define E1_CS_PIN                             -1
 
-#define FAN2_PIN                              9
+#define FAN2_PIN                               9
 
 #ifndef E0_AUTO_FAN_PIN
-  #define E0_AUTO_FAN_PIN                     9
+  #define E0_AUTO_FAN_PIN                      9
 #endif
 
 #include "pins_RAMPS_13.h" // ... RAMPS

Marlin/src/pins/ramps/pins_TT_OSCAR.h

@@ -150,16 +150,14 @@
 //
 // Default pins for TMC software SPI
 //
-//#if ENABLED(TMC_USE_SW_SPI)
+//#ifndef TMC_SPI_MOSI
-//  #ifndef TMC_SW_MOSI
+//  #define TMC_SPI_MOSI                      66
-//    #define TMC_SW_MOSI    66
+//#endif
-//  #endif
+//#ifndef TMC_SPI_MISO
-//  #ifndef TMC_SW_MISO
+//  #define TMC_SPI_MISO                      44
-//    #define TMC_SW_MISO    44
+//#endif
-//  #endif
+//#ifndef TMC_SPI_SCK
-//  #ifndef TMC_SW_SCK
+//  #define TMC_SPI_SCK                       64
-//    #define TMC_SW_SCK     64
-//  #endif
 //#endif
 
 //

Marlin/src/pins/ramps/pins_Z_BOLT_X_SERIES.h

@@ -182,16 +182,14 @@
 //
 // TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                        66
-    #define TMC_SW_MOSI                       66
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                        44
-    #define TMC_SW_MISO                       44
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                         64
-    #define TMC_SW_SCK                        64
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/sam/pins_ARCHIM2.h

@@ -145,19 +145,17 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers.
+// SPI pins for TMC2130 stepper drivers.
 // Required for the Archim2 board.
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                        28  // PD3
-    #define TMC_SW_MOSI                       28  // PD3
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                        26  // PD1
-    #define TMC_SW_MISO                       26  // PD1
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                         27  // PD2
-    #define TMC_SW_SCK                        27  // PD2
-  #endif
 #endif
 
 //

Marlin/src/pins/samd/pins_BRICOLEMON_LITE_V1_0.h

@@ -284,7 +284,6 @@
         //#define DOGLCD_SCK                  23
         //#define DOGLCD_A0          LCD_PINS_DC
 
-
       #else
         // Definitions for any standard Display
         #define LCD_PINS_RS          EXP1_04_PIN

Marlin/src/pins/samd/pins_MINITRONICS20.h

@@ -212,9 +212,9 @@
     #if ENABLED(CR10_STOCKDISPLAY)
 
       // TO TEST
-      //#define LCD_PINS_RS            EXP3_04_PIN
+      //#define LCD_PINS_RS          EXP3_04_PIN
-      //#define LCD_PINS_ENABLE        EXP3_03_PIN
+      //#define LCD_PINS_ENABLE      EXP3_03_PIN
-      //#define LCD_PINS_D4            EXP3_05_PIN
+      //#define LCD_PINS_D4          EXP3_05_PIN
 
       #if !IS_NEWPANEL
         // TO TEST
@@ -278,7 +278,7 @@
 
     #if IS_RRD_SC
 
-      //#define BEEPER_PIN             EXP1_01_PIN
+      //#define BEEPER_PIN           EXP1_01_PIN
 
       #if ENABLED(CR10_STOCKDISPLAY)
         // TO TEST
@@ -297,7 +297,7 @@
       #ifndef SD_DETECT_PIN
         #define SD_DETECT_PIN        EXP2_07_PIN
       #endif
-      //#define KILL_PIN               EXP2_10_PIN
+      //#define KILL_PIN             EXP2_10_PIN
 
       #if ENABLED(BQ_LCD_SMART_CONTROLLER)
         //#define LCD_BACKLIGHT_PIN  EXP1_08_PIN  // TO TEST

Marlin/src/pins/samd/pins_RAMPS_144.h

@@ -164,18 +164,16 @@
 #endif
 
 //
-// TMC software SPI
+// TMC SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                        58  // Mega/Due:66 - AGCM4:58
-    #define TMC_SW_MOSI                       58  // Mega/Due:66 - AGCM4:58
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                        44
-    #define TMC_SW_MISO                       44
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                         56  // Mega/Due:64 - AGCM4:56
-    #define TMC_SW_SCK                        56  // Mega/Due:64 - AGCM4:56
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/sanguino/pins_SANGUINOLOLU_11.h

@@ -153,7 +153,7 @@
       #define KILL_PIN                        10
       #define BEEPER_PIN                      27
 
-    #elif IS_U8GLIB_ST7920                  // SPI GLCD 12864 ST7920 ( like [www.digole.com] ) For Melzi V2.0
+    #elif IS_U8GLIB_ST7920                        // SPI GLCD 12864 ST7920 ( like [www.digole.com] ) For Melzi V2.0
 
       #if IS_MELZI
         #define LCD_PINS_RS                   30  // CS chip select /SS chip slave select

Marlin/src/pins/stm32f1/pins_BTT_SKR_E3_DIP.h

@@ -94,18 +94,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB5
-    #define TMC_SW_MOSI                     PB5
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB4
-    #define TMC_SW_MISO                     PB4
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB3
-    #define TMC_SW_SCK                      PB3
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f1/pins_BTT_SKR_MINI_V1_1.h

@@ -68,30 +68,29 @@
 #define E0_DIR_PIN                          PB0
 #define E0_ENABLE_PIN                       PC4
 
-#if ENABLED(TMC_USE_SW_SPI)                       // Shared with EXP2
+// Shared with EXP2
-  #ifndef TMC_SW_SCK
+#ifndef TMC_SPI_SCK
-    #define TMC_SW_SCK                      PB3
+  #define TMC_SPI_SCK                       PB3
-  #endif
+#endif
-  #ifndef TMC_SW_MISO
+#ifndef TMC_SPI_MISO
-    #define TMC_SW_MISO                     PB4
+  #define TMC_SPI_MISO                      PB4
-  #endif
+#endif
-  #ifndef TMC_SW_MOSI
+#ifndef TMC_SPI_MOSI
-    #define TMC_SW_MOSI                     PB5
+  #define TMC_SPI_MOSI                      PB5
-  #endif
 #endif
 
 #if HAS_TMC_UART                                  // Shared with EXP1
-  #define X_SERIAL_TX_PIN                  PC10
+  #define X_SERIAL_TX_PIN                   PC10
-  #define X_SERIAL_RX_PIN       X_SERIAL_TX_PIN
+  #define X_SERIAL_RX_PIN        X_SERIAL_TX_PIN
 
-  #define Y_SERIAL_TX_PIN                  PC11
+  #define Y_SERIAL_TX_PIN                   PC11
-  #define Y_SERIAL_RX_PIN       Y_SERIAL_TX_PIN
+  #define Y_SERIAL_RX_PIN        Y_SERIAL_TX_PIN
 
-  #define Z_SERIAL_TX_PIN                  PC12
+  #define Z_SERIAL_TX_PIN                   PC12
-  #define Z_SERIAL_RX_PIN       Z_SERIAL_TX_PIN
+  #define Z_SERIAL_RX_PIN        Z_SERIAL_TX_PIN
 
-  #define E0_SERIAL_TX_PIN                 PC14
+  #define E0_SERIAL_TX_PIN                  PC14
-  #define E0_SERIAL_RX_PIN     E0_SERIAL_TX_PIN
+  #define E0_SERIAL_RX_PIN      E0_SERIAL_TX_PIN
 
   // Reduce baud rate to improve software serial reliability
   #define TMC_BAUD_RATE                   19200
@@ -287,4 +286,4 @@
 
 #define ONBOARD_SPI_DEVICE                     1  // SPI1
 #define ONBOARD_SD_CS_PIN                   PA4   // Chip select for "System" SD card
-#define SDSS                          SD_SS_PIN
+#define SDSS                           SD_SS_PIN

Marlin/src/pins/stm32f1/pins_CCROBOT_MEEB_3DP.h

@@ -134,7 +134,7 @@
 #define EXP1_01_PIN                         PB5
 #define EXP1_02_PIN                         PB6
 #define EXP1_03_PIN                         PA2
-#define EXP1_04_PIN                         -1   // RESET
+#define EXP1_04_PIN                         -1    // RESET
 #define EXP1_05_PIN                         PA3
 #define EXP1_06_PIN                         PB8
 #define EXP1_07_PIN                         PB7

Marlin/src/pins/stm32f1/pins_CREALITY_V25S1.h

@@ -49,8 +49,8 @@
 #endif
 
 #if ENABLED(IIC_BL24CXX_EEPROM)
-  #define IIC_EEPROM_SDA                  PA11
+  #define IIC_EEPROM_SDA                    PA11
-  #define IIC_EEPROM_SCL                  PA12
+  #define IIC_EEPROM_SCL                    PA12
   #define MARLIN_EEPROM_SIZE             0x800  // 2K (24C16)
 #elif EITHER(SDCARD_EEPROM_EMULATION, FLASH_EEPROM_EMULATION)
   #define MARLIN_EEPROM_SIZE             0x800  // 2K

Marlin/src/pins/stm32f1/pins_FLY_MINI.h

@@ -83,16 +83,14 @@
   #define E0_CS_PIN                         PC2
 #endif
 
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI               EXP2_06_PIN
-    #define TMC_SW_MOSI              EXP2_06_PIN
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO               EXP2_01_PIN
-    #define TMC_SW_MISO              EXP2_01_PIN
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                EXP2_02_PIN
-    #define TMC_SW_SCK               EXP2_02_PIN
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -131,23 +129,23 @@
  *                ------                                        ------
  *                 EXP1                                          EXP2
  */
-#define EXP1_01_PIN                        PC14
+#define EXP1_01_PIN                         PC14
-#define EXP1_02_PIN                        PC13
+#define EXP1_02_PIN                         PC13
-#define EXP1_03_PIN                        PB9
+#define EXP1_03_PIN                         PB9
-#define EXP1_04_PIN                        PB8
+#define EXP1_04_PIN                         PB8
-#define EXP1_05_PIN                        PB7
+#define EXP1_05_PIN                         PB7
-#define EXP1_06_PIN                        PB6
+#define EXP1_06_PIN                         PB6
-#define EXP1_07_PIN                        PB5
+#define EXP1_07_PIN                         PB5
-#define EXP1_08_PIN                        PB4
+#define EXP1_08_PIN                         PB4
 
-#define EXP2_01_PIN                        PB14
+#define EXP2_01_PIN                         PB14
-#define EXP2_02_PIN                        PB13
+#define EXP2_02_PIN                         PB13
-#define EXP2_03_PIN                        PB3
+#define EXP2_03_PIN                         PB3
-#define EXP2_04_PIN                        PB12
+#define EXP2_04_PIN                         PB12
-#define EXP2_05_PIN                        PD2
+#define EXP2_05_PIN                         PD2
-#define EXP2_06_PIN                        PB15
+#define EXP2_06_PIN                         PB15
-#define EXP2_07_PIN                        PB11
+#define EXP2_07_PIN                         PB11
-#define EXP2_08_PIN                        -1     // RESET
+#define EXP2_08_PIN                         -1    // RESET
 
 //
 // LCD / Controller

Marlin/src/pins/stm32f1/pins_MINGDA_MPX_ARM_MINI.h

@@ -64,9 +64,9 @@
 // Limit Switches
 //
 #define X_MIN_PIN                           PD6
-#define X_MAX_PIN                           PG15 // To double check
+#define X_MAX_PIN                           PG15  // To double check
 #define Y_MIN_PIN                           PG9
-#define Y_MAX_PIN                           PG14 // To double check
+#define Y_MAX_PIN                           PG14  // To double check
 #define Z_MIN_PIN                           PG10
 #define Z_MAX_PIN                           PG13
 

Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3D.h

@@ -50,18 +50,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB15
-    #define TMC_SW_MOSI                     PB15
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB14
-    #define TMC_SW_MISO                     PB14
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB13
-    #define TMC_SW_SCK                      PB13
-  #endif
 #endif
 
 #include "pins_MKS_ROBIN_E3_common.h"

Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3D_V1_1.h

@@ -50,18 +50,17 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
+// Software and hardware actually, they are connected to SPI2 bus.
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB15
-    #define TMC_SW_MOSI                     PB15
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB14
-    #define TMC_SW_MISO                     PB14
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB13
-    #define TMC_SW_SCK                      PB13
-  #endif
 #endif
 
 #include "pins_MKS_ROBIN_E3_V1_1_common.h" // ... MKS_ROBIN_E3_common

Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3P.h

@@ -112,18 +112,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PD14
-    #define TMC_SW_MOSI                     PD14
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PD1
-    #define TMC_SW_MISO                     PD1
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PD0
-    #define TMC_SW_SCK                      PD0
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3_common.h

@@ -165,13 +165,13 @@
 #define EXP2_05_PIN                         PB0
 #define EXP2_06_PIN                         PB15
 #define EXP2_07_PIN                         PC10
-#define EXP2_08_PIN                         -1   // RESET
+#define EXP2_08_PIN                         -1    // RESET
 
 // "Ender-3 EXP1"
 #define EXP3_01_PIN                         PC1
 #define EXP3_02_PIN                         PC3
 #define EXP3_03_PIN                         PB11
-#define EXP3_04_PIN                         -1   // RESET
+#define EXP3_04_PIN                         -1    // RESET
 #define EXP3_05_PIN                         PB0
 #define EXP3_06_PIN                         PA6
 #define EXP3_07_PIN                         PA5

Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_V2.h

@@ -122,18 +122,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PD14
-    #define TMC_SW_MOSI                     PD14
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PD1
-    #define TMC_SW_MISO                     PD1
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PD0
-    #define TMC_SW_SCK                      PD0
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f1/pins_MKS_ROBIN_PRO.h

@@ -105,18 +105,16 @@
   #define E2_CS_PIN                         PG9
 #endif
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB15
-    #define TMC_SW_MOSI                     PB15
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB14
-    #define TMC_SW_MISO                     PB14
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB13
-    #define TMC_SW_SCK                      PB13
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f1/pins_PANDA_PI_V29.h

@@ -88,18 +88,16 @@
 #define E0_DIR_PIN                          PB14
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB5
-    #define TMC_SW_MOSI                     PB5
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB4
-    #define TMC_SW_MISO                     PB4
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB3
-    #define TMC_SW_SCK                      PB3
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f4/pins_BTT_BTT002_V1_0.h

@@ -108,18 +108,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB15
-    #define TMC_SW_MOSI                     PB15
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB14
-    #define TMC_SW_MISO                     PB14
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB13
-    #define TMC_SW_SCK                      PB13
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f4/pins_BTT_GTR_V1_0.h

@@ -202,18 +202,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PG15
-    #define TMC_SW_MOSI                     PG15
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB6
-    #define TMC_SW_MISO                     PB6
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB3
-    #define TMC_SW_SCK                      PB3
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -304,9 +302,9 @@
 //#define TEMP_0_MOSI_PIN                   ...   // For MAX31865
 
 #define TEMP_1_CS_PIN                       PH2   // M5 K-TEMP
-#define TEMP_1_SCK_PIN           TEMP_0_SCK_PIN
+#define TEMP_1_SCK_PIN            TEMP_0_SCK_PIN
-#define TEMP_1_MISO_PIN         TEMP_0_MISO_PIN
+#define TEMP_1_MISO_PIN          TEMP_0_MISO_PIN
-//#define TEMP_1_MOSI_PIN       TEMP_0_MOSI_PIN
+//#define TEMP_1_MOSI_PIN        TEMP_0_MOSI_PIN
 
 //
 // Heaters / Fans

Marlin/src/pins/stm32f4/pins_BTT_OCTOPUS_V1_common.h

@@ -260,18 +260,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PA7
-    #define TMC_SW_MOSI                     PA7
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PA6
-    #define TMC_SW_MISO                     PA6
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PA5
-    #define TMC_SW_SCK                      PA5
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f4/pins_BTT_SKR_PRO_common.h

@@ -172,18 +172,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PC12
-    #define TMC_SW_MOSI                     PC12
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PC11
-    #define TMC_SW_MISO                     PC11
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PC10
-    #define TMC_SW_SCK                      PC10
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -487,7 +485,7 @@
     #define DOGLCD_A0                EXP1_06_PIN
     #define DOGLCD_SCK               EXP1_04_PIN
     #define DOGLCD_MOSI              EXP1_02_PIN
-    #define LCD_BACKLIGHT_PIN            -1
+    #define LCD_BACKLIGHT_PIN               -1
 
   #else
 

Marlin/src/pins/stm32f4/pins_BTT_SKR_V2_0_common.h

@@ -272,18 +272,16 @@
 #endif // SPINDLE_FEATURE || LASER_FEATURE
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PE14
-    #define TMC_SW_MOSI                     PE14
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PA14
-    #define TMC_SW_MISO                     PA14
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PE15
-    #define TMC_SW_SCK                      PE15
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f4/pins_FLYF407ZG.h

@@ -235,18 +235,16 @@
 #endif
 
 //
-// Trinamic Software SPI
+// Trinamic SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                EXP2_02_PIN
-    #define TMC_SW_SCK               EXP2_02_PIN
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO               EXP2_01_PIN
-    #define TMC_SW_MISO              EXP2_01_PIN
+#endif
-  #endif
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI               EXP2_06_PIN
-    #define TMC_SW_MOSI              EXP2_06_PIN
-  #endif
 #endif
 
 //

Marlin/src/pins/stm32f4/pins_FYSETC_CHEETAH_V20.h

@@ -43,14 +43,14 @@
   #define FLASH_ADDRESS_START   0x8004000
 #endif
 
-#define SERVO0_PIN                          PB1 // BL-TOUCH/PWM
+#define SERVO0_PIN                          PB1   // BL-TOUCH/PWM
 
 //
 // Limit Switches
 //
-#define X_STOP_PIN                          PB4 // X-MIN
+#define X_STOP_PIN                          PB4   // X-MIN
-#define Y_STOP_PIN                          PC8 // Y-MIN
+#define Y_STOP_PIN                          PC8   // Y-MIN
-#define Z_STOP_PIN                          PA0 // Z-MIN
+#define Z_STOP_PIN                          PA0   // Z-MIN
 
 //
 // Z Probe
@@ -59,7 +59,7 @@
   #error "You need to set jumper to 5V for BLTouch, then comment out this line to proceed."
 #endif
 #ifndef Z_MIN_PROBE_PIN
-  #define Z_MIN_PROBE_PIN                   PB1 // BL-TOUCH/PWM repurposed
+  #define Z_MIN_PROBE_PIN                   PB1   // BL-TOUCH/PWM repurposed
 #endif
 
 //

Marlin/src/pins/stm32f4/pins_FYSETC_S6_V2_0.h

@@ -53,19 +53,17 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
 #define TMC_USE_SW_SPI
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PE14
-    #define TMC_SW_MOSI                     PE14
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PE13
-    #define TMC_SW_MISO                     PE13
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PE12
-    #define TMC_SW_SCK                      PE12
-  #endif
 #endif
 
 #include "pins_FYSETC_S6.h"

Marlin/src/pins/stm32f4/pins_FYSETC_SPIDER.h

@@ -101,19 +101,17 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
 #define TMC_USE_SW_SPI
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PE14
-    #define TMC_SW_MOSI                     PE14
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PE13
-    #define TMC_SW_MISO                     PE13
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PE12
-    #define TMC_SW_SCK                      PE12
-  #endif
 #endif
 
 #if HOTENDS > 3 || E_STEPPERS > 3

Marlin/src/pins/stm32f4/pins_LERDGE_K.h

@@ -154,10 +154,10 @@
   #ifndef EX_SERIAL_RX_PIN
     #define EX_SERIAL_RX_PIN    EX_SERIAL_TX_PIN
   #endif
-  //#define Z2_SERIAL_RX_PIN EX_SERIAL_RX_PIN
+  //#define Z2_SERIAL_RX_PIN    EX_SERIAL_RX_PIN
-  //#define Z2_SERIAL_TX_PIN EX_SERIAL_TX_PIN
+  //#define Z2_SERIAL_TX_PIN    EX_SERIAL_TX_PIN
-  //#define E2_SERIAL_RX_PIN EX_SERIAL_RX_PIN
+  //#define E2_SERIAL_RX_PIN    EX_SERIAL_RX_PIN
-  //#define E2_SERIAL_TX_PIN EX_SERIAL_TX_PIN
+  //#define E2_SERIAL_TX_PIN    EX_SERIAL_TX_PIN
   // Reduce baud rate to improve software serial reliability
   #define TMC_BAUD_RATE                    19200
 #endif

Marlin/src/pins/stm32f4/pins_MKS_MONSTER8_V1.h

@@ -39,7 +39,7 @@
 //
 // Misc. Functions
 //
-#define PW_DET                               PC5  // Y+
+#define PW_DET                              PC5   // Y+
 #define PW_OFF                              PB12  // Z+
 #define MT_DET_1_PIN                      PW_DET
 #define MT_DET_2_PIN                      PW_OFF

Marlin/src/pins/stm32f4/pins_MKS_MONSTER8_common.h

@@ -126,22 +126,23 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 // This board only supports SW SPI for stepper drivers
 //
 #if HAS_TMC_SPI
   #define TMC_USE_SW_SPI
 #endif
-#if ENABLED(TMC_USE_SW_SPI)
+#if !defined(TMC_SPI_MOSI) || TMC_SPI_MOSI == -1
-  #if !defined(TMC_SW_MOSI) || TMC_SW_MOSI == -1
+  #undef TMC_SPI_MOSI
-    #define TMC_SW_MOSI                     PE14
+  #define TMC_SPI_MOSI                      PE14
-  #endif
+#endif
-  #if !defined(TMC_SW_MISO) || TMC_SW_MISO == -1
+#if !defined(TMC_SPI_MISO) || TMC_SPI_MISO == -1
-    #define TMC_SW_MISO                     PE13
+  #undef TMC_SPI_MISO
-  #endif
+  #define TMC_SPI_MISO                      PE13
-  #if !defined(TMC_SW_SCK) || TMC_SW_SCK == -1
+#endif
-    #define TMC_SW_SCK                      PE12
+#if !defined(TMC_SPI_SCK) || TMC_SPI_SCK == -1
-  #endif
+  #undef TMC_SPI_SCK
+  #define TMC_SPI_SCK                       PE12
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32f4/pins_MKS_ROBIN_NANO_V3.h

@@ -51,22 +51,23 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 // This board only supports SW SPI for stepper drivers
 //
 #if HAS_TMC_SPI
   #define TMC_USE_SW_SPI
 #endif
-#if ENABLED(TMC_USE_SW_SPI)
+#if !defined(TMC_SPI_MOSI) || TMC_SPI_MOSI == -1
-  #if !defined(TMC_SW_MOSI) || TMC_SW_MOSI == -1
+  #undef TMC_SPI_MOSI
-    #define TMC_SW_MOSI                     PD14
+  #define TMC_SPI_MOSI                      PD14
-  #endif
+#endif
-  #if !defined(TMC_SW_MISO) || TMC_SW_MISO == -1
+#if !defined(TMC_SPI_MISO) || TMC_SPI_MISO == -1
-    #define TMC_SW_MISO                     PD1
+  #undef TMC_SPI_MISO
-  #endif
+  #define TMC_SPI_MISO                      PD1
-  #if !defined(TMC_SW_SCK) || TMC_SW_SCK == -1
+#endif
-    #define TMC_SW_SCK                      PD0
+#if !defined(TMC_SPI_SCK) || TMC_SPI_SCK == -1
-  #endif
+  #undef TMC_SPI_SCK
+  #define TMC_SPI_SCK                       PD0
 #endif
 
 #include "pins_MKS_ROBIN_NANO_V3_common.h"

Marlin/src/pins/stm32f4/pins_MKS_ROBIN_PRO_V2.h

@@ -113,18 +113,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PD14
-    #define TMC_SW_MOSI                     PD14
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PD1
-    #define TMC_SW_MISO                     PD1
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PD0
-    #define TMC_SW_SCK                      PD0
-  #endif
 #endif
 
 #if HAS_TMC_UART
@@ -238,23 +236,23 @@
  *                ------                                      ------
  *                 EXP1                                        EXP2
  */
-#define EXP1_01_PIN                     PC5
+#define EXP1_01_PIN                         PC5
-#define EXP1_02_PIN                     PE13
+#define EXP1_02_PIN                         PE13
-#define EXP1_03_PIN                     PD13
+#define EXP1_03_PIN                         PD13
-#define EXP1_04_PIN                     PC6
+#define EXP1_04_PIN                         PC6
-#define EXP1_05_PIN                     PE14
+#define EXP1_05_PIN                         PE14
-#define EXP1_06_PIN                     PE15
+#define EXP1_06_PIN                         PE15
-#define EXP1_07_PIN                     PD11
+#define EXP1_07_PIN                         PD11
-#define EXP1_08_PIN                     PD10
+#define EXP1_08_PIN                         PD10
 
-#define EXP2_01_PIN                     PA6
+#define EXP2_01_PIN                         PA6
-#define EXP2_02_PIN                     PA5
+#define EXP2_02_PIN                         PA5
-#define EXP2_03_PIN                     PE8
+#define EXP2_03_PIN                         PE8
-#define EXP2_04_PIN                     PE10
+#define EXP2_04_PIN                         PE10
-#define EXP2_05_PIN                     PE11
+#define EXP2_05_PIN                         PE11
-#define EXP2_06_PIN                     PA7
+#define EXP2_06_PIN                         PA7
-#define EXP2_07_PIN                     PE12
+#define EXP2_07_PIN                         PE12
-#define EXP2_08_PIN                     -1    // RESET
+#define EXP2_08_PIN                         -1    // RESET
 
 //
 // LCD SD

Marlin/src/pins/stm32f4/pins_MKS_SKIPR_V1_0.h

@@ -191,14 +191,14 @@
 #define FAN2_PIN                            PA0   // Fan2
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
-// This board doesn't support hardware SPI there
+// This board only supports SW SPI for stepper drivers
 //
 #if HAS_TMC_SPI
   #define TMC_USE_SW_SPI
-  #define TMC_SW_MOSI                       PE14
+  #define TMC_SPI_MOSI                      PE14
-  #define TMC_SW_MISO                       PE13
+  #define TMC_SPI_MISO                      PE13
-  #define TMC_SW_SCK                        PE12
+  #define TMC_SPI_SCK                       PE12
 #endif
 
 //

Marlin/src/pins/stm32f4/pins_OPULO_LUMEN_REV3.h

@@ -171,9 +171,9 @@
 #define MOSI_PIN                            PB5
 #define SCK_PIN                             PB3
 
-#define TMC_SW_MISO                     MISO_PIN
+#define TMC_SPI_MISO                    MISO_PIN
-#define TMC_SW_MOSI                     MOSI_PIN
+#define TMC_SPI_MOSI                    MOSI_PIN
-#define TMC_SW_SCK                       SCK_PIN
+#define TMC_SPI_SCK                      SCK_PIN
 
 //
 // I2C

Marlin/src/pins/stm32f4/pins_OPULO_LUMEN_REV4.h

@@ -168,9 +168,9 @@
 #define MOSI_PIN                            PB5
 #define SCK_PIN                             PB3
 
-#define TMC_SW_MISO                     MISO_PIN
+#define TMC_SPI_MISO                    MISO_PIN
-#define TMC_SW_MOSI                     MOSI_PIN
+#define TMC_SPI_MOSI                    MOSI_PIN
-#define TMC_SW_SCK                       SCK_PIN
+#define TMC_SPI_SCK                      SCK_PIN
 
 //
 // I2C

Marlin/src/pins/stm32f4/pins_RUMBA32_common.h

@@ -91,16 +91,14 @@
 #define E2_ENABLE_PIN                       PD0
 #define E2_CS_PIN                           PD1
 
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PA7
-    #define TMC_SW_MOSI                     PA7
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PA6
-    #define TMC_SW_MISO                     PA6
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PA5
-    #define TMC_SW_SCK                      PA5
-  #endif
 #endif
 
 //

Marlin/src/pins/stm32g0/pins_BTT_EBB42_V1_1.h

@@ -81,15 +81,15 @@
 // Steppers
 //
 #define X_ENABLE_PIN                        -1
-#define X_STEP_PIN                          PA10 // Unused. Assigned so Marlin will compile
+#define X_STEP_PIN                          PA10  // Unused. Assigned so Marlin will compile
 #define X_DIR_PIN                           -1
 
 #define Y_ENABLE_PIN                        -1
-#define Y_STEP_PIN                          PA10 // Unused. Assigned so Marlin will compile
+#define Y_STEP_PIN                          PA10  // Unused. Assigned so Marlin will compile
 #define Y_DIR_PIN                           -1
 
 #define Z_ENABLE_PIN                        -1
-#define Z_STEP_PIN                          PA10 // Unused. Assigned so Marlin will compile
+#define Z_STEP_PIN                          PA10  // Unused. Assigned so Marlin will compile
 #define Z_DIR_PIN                           -1
 
 #define E0_ENABLE_PIN                       PD2

Marlin/src/pins/stm32g0/pins_BTT_MANTA_E3_EZ_V1_0.h

@@ -143,18 +143,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PC12  // Shared with SPI header, Pin 5 (SPI3)
-    #define TMC_SW_MOSI                     PC12  // Shared with SPI header, Pin 5 (SPI3)
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PC11  // Shared with SPI header, Pin 6 (SPI3)
-    #define TMC_SW_MISO                     PC11  // Shared with SPI header, Pin 6 (SPI3)
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PC10  // Shared with SPI header, Pin 4 (SPI3)
-    #define TMC_SW_SCK                      PC10  // Shared with SPI header, Pin 4 (SPI3)
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32g0/pins_BTT_MANTA_M4P_V1_0.h

@@ -57,7 +57,7 @@
 //
 #if ENABLED(PROBE_ENABLE_DISABLE)
   #ifndef PROBE_ENABLE_PIN
-    #define PROBE_ENABLE_PIN         SERVO0_PIN
+    #define PROBE_ENABLE_PIN          SERVO0_PIN
   #endif
 #endif
 
@@ -112,18 +112,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB15
-    #define TMC_SW_MOSI                     PB15
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB14
-    #define TMC_SW_MISO                     PB14
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB13
-    #define TMC_SW_SCK                      PB13
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32g0/pins_BTT_MANTA_M5P_V1_0.h

@@ -79,8 +79,8 @@
 // Z Probe (when not Z_STOP_PIN)
 //
 #ifndef Z_MIN_PROBE_PIN
-  #define Z_MIN_PROBE_PIN                     PC13  // PROBE
+  #define Z_MIN_PROBE_PIN                   PC13  // PROBE
-  //#define Z_MIN_PROBE_PIN                   PC15  // IND-DET (with adjustable pullup set via jumper)
+  //#define Z_MIN_PROBE_PIN                 PC15  // IND-DET (with adjustable pullup set via jumper)
 #endif
 
 //
@@ -129,18 +129,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PB15  // Shared with SPI header, Pin 5 (SPI2)
-    #define TMC_SW_MOSI                     PB15  // Shared with SPI header, Pin 5 (SPI2)
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PB14  // Shared with SPI header, Pin 6 (SPI2)
-    #define TMC_SW_MISO                     PB14  // Shared with SPI header, Pin 6 (SPI2)
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PB13  // Shared with SPI header, Pin 4 (SPI2)
-    #define TMC_SW_SCK                      PB13  // Shared with SPI header, Pin 4 (SPI2)
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32g0/pins_BTT_MANTA_M8P_common.h

@@ -179,18 +179,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PA7
-    #define TMC_SW_MOSI                     PA7
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PA6
-    #define TMC_SW_MISO                     PA6
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PA5
-    #define TMC_SW_SCK                      PA5
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32h7/pins_BTT_OCTOPUS_MAX_EZ.h

@@ -273,18 +273,16 @@
 #endif
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// Default pins for TMC software SPI
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PE14
-    #define TMC_SW_MOSI                     PE14
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PE13
-    #define TMC_SW_MISO                     PE13
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PE12
-    #define TMC_SW_SCK                      PE12
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32h7/pins_BTT_SKR_SE_BX_common.h

@@ -91,18 +91,16 @@
 #define E1_CS_PIN                           PC8
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PC6
-    #define TMC_SW_MOSI                     PC6
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PG3
-    #define TMC_SW_MISO                     PG3
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PC7
-    #define TMC_SW_SCK                      PC7
-  #endif
 #endif
 
 #if HAS_TMC_UART

Marlin/src/pins/stm32h7/pins_BTT_SKR_V3_0_common.h

@@ -260,18 +260,16 @@
 #endif // SPINDLE_FEATURE || LASER_FEATURE
 
 //
-// Software SPI pins for TMC2130 stepper drivers
+// SPI pins for TMC2130 stepper drivers
 //
-#if ENABLED(TMC_USE_SW_SPI)
+#ifndef TMC_SPI_MOSI
-  #ifndef TMC_SW_MOSI
+  #define TMC_SPI_MOSI                      PE13
-    #define TMC_SW_MOSI                     PE13
+#endif
-  #endif
+#ifndef TMC_SPI_MISO
-  #ifndef TMC_SW_MISO
+  #define TMC_SPI_MISO                      PE15
-    #define TMC_SW_MISO                     PE15
+#endif
-  #endif
+#ifndef TMC_SPI_SCK
-  #ifndef TMC_SW_SCK
+  #define TMC_SPI_SCK                       PE14
-    #define TMC_SW_SCK                      PE14
-  #endif
 #endif
 
 #if HAS_TMC_UART