TMC SW SPI pins in Configuration_adv.h

Counterpart to #9632

Marlin/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/default/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Anet/A6/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Anet/A8/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Azteeg/X5GT/Configuration_adv.h

@@ -1000,9 +1000,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1088,9 +1089,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/BQ/Hephestos_2/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Cartesio/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Creality/CR-10S/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1085,6 +1086,16 @@
   #define E4_CURRENT         800
   #define E4_MICROSTEPS       16
 
+  /**
+   * Use software SPI for TMC2130.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
+   */
+  //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
+
   /**
    * Use Trinamic's ultra quiet stepping mode.
    * When disabled, Marlin will use spreadCycle stepping mode.

Marlin/src/config/examples/Creality/Ender/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1085,6 +1086,16 @@
   #define E4_CURRENT         800
   #define E4_MICROSTEPS       16
 
+  /**
+   * Use software SPI for TMC2130.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
+   */
+  //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
+
   /**
    * Use Trinamic's ultra quiet stepping mode.
    * When disabled, Marlin will use spreadCycle stepping mode.

Marlin/src/config/examples/Felix/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/FolgerTech/i3-2020/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/JGAurora/A5/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1085,6 +1086,16 @@
   #define E4_CURRENT         800
   #define E4_MICROSTEPS       16
 
+  /**
+   * Use software SPI for TMC2130.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
+   */
+  //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
+
   /**
    * Use Trinamic's ultra quiet stepping mode.
    * When disabled, Marlin will use spreadCycle stepping mode.

Marlin/src/config/examples/MakerParts/Configuration_adv.h

@@ -1000,9 +1000,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1088,9 +1089,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Malyan/M150/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Malyan/M200/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Micromake/C1/enhanced/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h

@@ -1007,9 +1007,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1095,9 +1096,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/RigidBot/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/SCARA/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Sanguinololu/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/TheBorg/Configuration_adv.h

@@ -996,9 +996,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1082,6 +1083,16 @@
   #define E4_CURRENT         800
   #define E4_MICROSTEPS       16
 
+  /**
+   * Use software SPI for TMC2130.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
+   */
+  //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
+
   /**
    * Use Trinamic's ultra quiet stepping mode.
    * When disabled, Marlin will use spreadCycle stepping mode.

Marlin/src/config/examples/TinyBoy2/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/UltiMachine/Archim2/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Velleman/K8200/Configuration_adv.h

@@ -1012,9 +1012,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1100,9 +1101,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/Wanhao/Duplicator 6/Configuration_adv.h

@@ -1001,9 +1001,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1089,9 +1090,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h

@@ -1001,9 +1001,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1089,9 +1090,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/delta/FLSUN/kossel/Configuration_adv.h

@@ -1001,9 +1001,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,6 +1088,16 @@
   #define E4_CURRENT         800
   #define E4_MICROSTEPS       16
 
+  /**
+   * Use software SPI for TMC2130.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
+   */
+  //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
+
   /**
    * Use Trinamic's ultra quiet stepping mode.
    * When disabled, Marlin will use spreadCycle stepping mode.

Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h

@@ -1001,9 +1001,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1089,9 +1090,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/delta/generic/Configuration_adv.h

@@ -1001,9 +1001,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1089,9 +1090,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h

@@ -1001,9 +1001,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1089,9 +1090,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h

@@ -1006,9 +1006,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1094,9 +1095,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h

@@ -1001,9 +1001,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1089,9 +1090,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/makibox/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h

@@ -999,9 +999,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1087,9 +1088,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.

Marlin/src/config/examples/wt150/Configuration_adv.h

@@ -1000,9 +1000,10 @@
  * You'll also need the TMC2130Stepper Arduino library
  * (https://github.com/teemuatlut/TMC2130Stepper).
  *
- * To use TMC2130 stepper drivers in SPI mode connect your SPI2130 pins to
+ * To use TMC2130 stepper drivers in SPI mode connect your SPI pins to
  * the hardware SPI interface on your board and define the required CS pins
  * in your `pins_MYBOARD.h` file. (e.g., RAMPS 1.4 uses AUX3 pins `X_CS_PIN 53`, `Y_CS_PIN 49`, etc.).
+ * You may also use software SPI if you wish to use general purpose IO pins.
  */
 //#define HAVE_TMC2130
 
@@ -1088,9 +1089,13 @@
 
   /**
    * Use software SPI for TMC2130.
-   * SW SPI pins are defined the respective pins files.
+   * The default SW SPI pins are defined the respective pins files,
+   * but you can override or define them here.
    */
   //#define TMC_USE_SW_SPI
+  //#define TMC_SW_MOSI       -1
+  //#define TMC_SW_MISO       -1
+  //#define TMC_SW_SCK        -1
 
   /**
    * Use Trinamic's ultra quiet stepping mode.