Remove unused `SOFT_SERIAL_PIN` from config.h (#19768)

114 files changed, 2 insertions, 568 deletions

diff --git a/keyboards/40percentclub/4pack/config.h b/keyboards/40percentclub/4pack/config.h
index 553734e923..3a8a54d4fa 100644
--- a/keyboards/40percentclub/4pack/config.h
+++ b/keyboards/40percentclub/4pack/config.h
@@ -41,12 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_LED_COUNT 2
 #undef BACKLIGHT_PIN
 #define BACKLIGHT_PINS { F6, F7 }
diff --git a/keyboards/40percentclub/nein/config.h b/keyboards/40percentclub/nein/config.h
index d0db24a31c..0cc521499e 100644
--- a/keyboards/40percentclub/nein/config.h
+++ b/keyboards/40percentclub/nein/config.h
@@ -28,11 +28,6 @@
     { B2, B6, B5 }  \
 }
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/acekeyboard/titan60/config.h b/keyboards/acekeyboard/titan60/config.h
index 3dca798985..77a8aef60b 100644
--- a/keyboards/acekeyboard/titan60/config.h
+++ b/keyboards/acekeyboard/titan60/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B7
 #define BACKLIGHT_LEVELS 3
 #define BACKLIGHT_BREATHING
diff --git a/keyboards/acheron/elongate/beta/config.h b/keyboards/acheron/elongate/beta/config.h
index 97ba2d870e..c4425e6e85 100644
--- a/keyboards/acheron/elongate/beta/config.h
+++ b/keyboards/acheron/elongate/beta/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D7
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 16
diff --git a/keyboards/acheron/shark/alpha/config.h b/keyboards/acheron/shark/alpha/config.h
index 4e624fd4bb..e45d721a01 100644
--- a/keyboards/acheron/shark/alpha/config.h
+++ b/keyboards/acheron/shark/alpha/config.h
@@ -52,11 +52,6 @@ B0, which is unconnected on the PCB
 #define BACKLIGHT_PWM_DRIVER PWMD3
 #define BACKLIGHT_PWM_CHANNEL 3
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/ai03/equinox/config.h b/keyboards/ai03/equinox/config.h
index cbfc84c82c..6813676493 100644
--- a/keyboards/ai03/equinox/config.h
+++ b/keyboards/ai03/equinox/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B7
 #define BACKLIGHT_BREATHING
 #define BACKLIGHT_LEVELS 5
diff --git a/keyboards/alt34/rev1/config.h b/keyboards/alt34/rev1/config.h
index a695335123..8c4964a404 100644
--- a/keyboards/alt34/rev1/config.h
+++ b/keyboards/alt34/rev1/config.h
@@ -27,9 +27,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MATRIX_COL_PINS { B6, B2, B3, B1, F7 }
 #define DIODE_DIRECTION COL2ROW
 
-/* serial.c configuration for split keyboard */
-/* #define SOFT_SERIAL_PIN D0 */
-
 /* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
 #define LOCKING_SUPPORT_ENABLE
 /* Locking resynchronize hack */
diff --git a/keyboards/amjkeyboard/amj84/config.h b/keyboards/amjkeyboard/amj84/config.h
index 8c01759959..4eca36c061 100644
--- a/keyboards/amjkeyboard/amj84/config.h
+++ b/keyboards/amjkeyboard/amj84/config.h
@@ -24,11 +24,6 @@
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B2
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/ash1800/config.h b/keyboards/ash1800/config.h
index 92cd266927..74d751b294 100644
--- a/keyboards/ash1800/config.h
+++ b/keyboards/ash1800/config.h
@@ -42,11 +42,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/aves60/config.h b/keyboards/aves60/config.h
index c3e26e1032..02898f292e 100644
--- a/keyboards/aves60/config.h
+++ b/keyboards/aves60/config.h
@@ -24,11 +24,6 @@
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/blank/blank01/config.h b/keyboards/blank/blank01/config.h
index 337ad9f3c1..e469080053 100644
--- a/keyboards/blank/blank01/config.h
+++ b/keyboards/blank/blank01/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 #define LED_CAPS_LOCK_PIN B7
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/chromatonemini/config.h b/keyboards/chromatonemini/config.h
index 88ab40c322..7071d54862 100644
--- a/keyboards/chromatonemini/config.h
+++ b/keyboards/chromatonemini/config.h
@@ -17,12 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/ckeys/washington/config.h b/keyboards/ckeys/washington/config.h
index 6c0f16d96c..11856ba010 100644
--- a/keyboards/ckeys/washington/config.h
+++ b/keyboards/ckeys/washington/config.h
@@ -39,11 +39,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define ENCODERS_PAD_A { D4 }
 #define ENCODERS_PAD_B { C6 }
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B6
 #define BACKLIGHT_BREATHING
 #define BACKLIGHT_LEVELS 3
diff --git a/keyboards/coseyfannitutti/discipad/config.h b/keyboards/coseyfannitutti/discipad/config.h
index 91f1c32627..3c8b981385 100644
--- a/keyboards/coseyfannitutti/discipad/config.h
+++ b/keyboards/coseyfannitutti/discipad/config.h
@@ -42,11 +42,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define USB_MAX_POWER_CONSUMPTION 100
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/coseyfannitutti/discipline/config.h b/keyboards/coseyfannitutti/discipline/config.h
index adc654eb8b..2d3aa84e8f 100644
--- a/keyboards/coseyfannitutti/discipline/config.h
+++ b/keyboards/coseyfannitutti/discipline/config.h
@@ -40,11 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define USB_MAX_POWER_CONSUMPTION 100
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/coseyfannitutti/mysterium/config.h b/keyboards/coseyfannitutti/mysterium/config.h
index 880851bf63..6fde701219 100644
--- a/keyboards/coseyfannitutti/mysterium/config.h
+++ b/keyboards/coseyfannitutti/mysterium/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/coseyfannitutti/romeo/config.h b/keyboards/coseyfannitutti/romeo/config.h
index 30a68861b3..ef99a55ac5 100644
--- a/keyboards/coseyfannitutti/romeo/config.h
+++ b/keyboards/coseyfannitutti/romeo/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/crazy_keyboard_68/config.h b/keyboards/crazy_keyboard_68/config.h
index d3f5900ab1..b0830ce234 100644
--- a/keyboards/crazy_keyboard_68/config.h
+++ b/keyboards/crazy_keyboard_68/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define LED_CAPS_LOCK_PIN B0
 #define LED_PIN_ON_STATE 0
 
diff --git a/keyboards/dailycraft/bat43/config.h b/keyboards/dailycraft/bat43/config.h
index 7deedc9815..c8fa546b33 100644
--- a/keyboards/dailycraft/bat43/config.h
+++ b/keyboards/dailycraft/bat43/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/dailycraft/sandbox/rev1/config.h b/keyboards/dailycraft/sandbox/rev1/config.h
index 8c2fd00271..296afd5244 100644
--- a/keyboards/dailycraft/sandbox/rev1/config.h
+++ b/keyboards/dailycraft/sandbox/rev1/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/dm9records/plaid/config.h b/keyboards/dm9records/plaid/config.h
index a90229dda3..510eec241c 100644
--- a/keyboards/dm9records/plaid/config.h
+++ b/keyboards/dm9records/plaid/config.h
@@ -40,11 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define USB_MAX_POWER_CONSUMPTION 100
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/dm9records/tartan/config.h b/keyboards/dm9records/tartan/config.h
index d7a094790f..5c412e4b1e 100644
--- a/keyboards/dm9records/tartan/config.h
+++ b/keyboards/dm9records/tartan/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/donutcables/scrabblepad/config.h b/keyboards/donutcables/scrabblepad/config.h
index 36531f30d5..18b3f7f498 100644
--- a/keyboards/donutcables/scrabblepad/config.h
+++ b/keyboards/donutcables/scrabblepad/config.h
@@ -38,10 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/ericrlau/numdiscipline/rev1/config.h b/keyboards/ericrlau/numdiscipline/rev1/config.h
index 9d7061c66e..fd57969826 100644
--- a/keyboards/ericrlau/numdiscipline/rev1/config.h
+++ b/keyboards/ericrlau/numdiscipline/rev1/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define USB_MAX_POWER_CONSUMPTION 100
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/evyd13/eon40/config.h b/keyboards/evyd13/eon40/config.h
index 157dc10053..5ef69a0224 100644
--- a/keyboards/evyd13/eon40/config.h
+++ b/keyboards/evyd13/eon40/config.h
@@ -40,11 +40,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/evyd13/eon65/config.h b/keyboards/evyd13/eon65/config.h
index ff5d1ca9a4..fda9ca795e 100644
--- a/keyboards/evyd13/eon65/config.h
+++ b/keyboards/evyd13/eon65/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
  #define RGB_DI_PIN E6
  #ifdef RGB_DI_PIN
    #define RGBLED_NUM 10
diff --git a/keyboards/evyd13/eon75/config.h b/keyboards/evyd13/eon75/config.h
index 2d7e4b541b..b11a54b3b7 100644
--- a/keyboards/evyd13/eon75/config.h
+++ b/keyboards/evyd13/eon75/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define LED_NUM_LOCK_PIN B7
 #define LED_CAPS_LOCK_PIN D5
 #define LED_SCROLL_LOCK_PIN B0
diff --git a/keyboards/evyd13/eon87/config.h b/keyboards/evyd13/eon87/config.h
index a9c19af2e3..b863c7d171 100644
--- a/keyboards/evyd13/eon87/config.h
+++ b/keyboards/evyd13/eon87/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
  #define RGB_DI_PIN D0
 // #ifdef RGB_DI_PIN
    #define RGBLED_NUM 12
diff --git a/keyboards/evyd13/eon95/config.h b/keyboards/evyd13/eon95/config.h
index 2af9843efb..cf7a494983 100644
--- a/keyboards/evyd13/eon95/config.h
+++ b/keyboards/evyd13/eon95/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define LED_NUM_LOCK_PIN B7
 #define LED_CAPS_LOCK_PIN D5
 #define LED_SCROLL_LOCK_PIN B0
diff --git a/keyboards/evyd13/gh80_1800/config.h b/keyboards/evyd13/gh80_1800/config.h
index d02e4ae5e8..949d3aed06 100644
--- a/keyboards/evyd13/gh80_1800/config.h
+++ b/keyboards/evyd13/gh80_1800/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define LED_NUM_LOCK_PIN D6
 #define LED_CAPS_LOCK_PIN D7
 #define LED_SCROLL_LOCK_PIN D4
diff --git a/keyboards/evyd13/gh80_3700/config.h b/keyboards/evyd13/gh80_3700/config.h
index 5557369b74..5f94873561 100644
--- a/keyboards/evyd13/gh80_3700/config.h
+++ b/keyboards/evyd13/gh80_3700/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN B2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 8
diff --git a/keyboards/evyd13/gud70/config.h b/keyboards/evyd13/gud70/config.h
index 8d4fa7e1ad..cd2b13e487 100644
--- a/keyboards/evyd13/gud70/config.h
+++ b/keyboards/evyd13/gud70/config.h
@@ -42,11 +42,6 @@
 #define LED_SCROLL_LOCK_PIN B0
 #define LED_PIN_ON_STATE 0
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/evyd13/minitomic/config.h b/keyboards/evyd13/minitomic/config.h
index bad9a90a86..50630fa146 100644
--- a/keyboards/evyd13/minitomic/config.h
+++ b/keyboards/evyd13/minitomic/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define LED_CAPS_LOCK_PIN C7
 #define LED_PIN_ON_STATE 0
 
diff --git a/keyboards/evyd13/mx5160/config.h b/keyboards/evyd13/mx5160/config.h
index 510c086a77..f98be7fbe4 100644
--- a/keyboards/evyd13/mx5160/config.h
+++ b/keyboards/evyd13/mx5160/config.h
@@ -41,10 +41,6 @@
 #define QMK_ESC_OUTPUT C6
 #define QMK_ESC_INPUT D1
 #define QMK_LED B1
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
 
 #define LED_NUM_LOCK_PIN B2
 #define LED_CAPS_LOCK_PIN B1
diff --git a/keyboards/evyd13/nt660/config.h b/keyboards/evyd13/nt660/config.h
index 1268aad097..e3313a551e 100644
--- a/keyboards/evyd13/nt660/config.h
+++ b/keyboards/evyd13/nt660/config.h
@@ -38,12 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW or ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define LED_CAPS_LOCK_PIN D0
 
 // #define RGB_DI_PIN E2
diff --git a/keyboards/evyd13/nt750/config.h b/keyboards/evyd13/nt750/config.h
index 4029f1a084..93c3716442 100644
--- a/keyboards/evyd13/nt750/config.h
+++ b/keyboards/evyd13/nt750/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define LED_CAPS_LOCK_PIN D5
 #define LED_PIN_ON_STATE 0
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/evyd13/nt980/config.h b/keyboards/evyd13/nt980/config.h
index 84b72baf9a..278f9b89da 100644
--- a/keyboards/evyd13/nt980/config.h
+++ b/keyboards/evyd13/nt980/config.h
@@ -43,11 +43,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define LED_SCROLL_LOCK_PIN B7
 #define LED_PIN_ON_STATE 0
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define RGB_DI_PIN E2
 //#ifdef RGB_DI_PIN
 //#    define RGBLED_NUM 16
diff --git a/keyboards/evyd13/omrontkl/config.h b/keyboards/evyd13/omrontkl/config.h
index ddb198aa90..4a98650e3a 100644
--- a/keyboards/evyd13/omrontkl/config.h
+++ b/keyboards/evyd13/omrontkl/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN D0
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 12
diff --git a/keyboards/evyd13/pockettype/config.h b/keyboards/evyd13/pockettype/config.h
index 8fbbc71bb6..d7068599b0 100644
--- a/keyboards/evyd13/pockettype/config.h
+++ b/keyboards/evyd13/pockettype/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/evyd13/quackfire/config.h b/keyboards/evyd13/quackfire/config.h
index e989504713..7105759769 100644
--- a/keyboards/evyd13/quackfire/config.h
+++ b/keyboards/evyd13/quackfire/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION ROW2COL
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define LED_CAPS_LOCK_PIN F7
 #define LED_SCROLL_LOCK_PIN F6
 #define LED_PIN_ON_STATE 0
diff --git a/keyboards/evyd13/solheim68/config.h b/keyboards/evyd13/solheim68/config.h
index acc8af25a5..6050fe437b 100644
--- a/keyboards/evyd13/solheim68/config.h
+++ b/keyboards/evyd13/solheim68/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/flehrad/downbubble/config.h b/keyboards/flehrad/downbubble/config.h
index 653ce519f9..1dfd1d3ec9 100644
--- a/keyboards/flehrad/downbubble/config.h
+++ b/keyboards/flehrad/downbubble/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/gkeyboard/gkb_m16/config.h b/keyboards/gkeyboard/gkb_m16/config.h
index 236a88a9bc..07b0f14714 100644
--- a/keyboards/gkeyboard/gkb_m16/config.h
+++ b/keyboards/gkeyboard/gkb_m16/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/gray_studio/aero75/config.h b/keyboards/gray_studio/aero75/config.h
index cca489a002..39cfa1b31c 100644
--- a/keyboards/gray_studio/aero75/config.h
+++ b/keyboards/gray_studio/aero75/config.h
@@ -23,9 +23,7 @@
 
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
+
 #define RGB_DI_PIN B10
 #define RGBLIGHT_LAYERS
 #define RGBLIGHT_LAYERS_OVERRIDE_RGB_OFF
diff --git a/keyboards/gray_studio/space65r3/config.h b/keyboards/gray_studio/space65r3/config.h
index 1ea6ef1139..40b1f1ea80 100644
--- a/keyboards/gray_studio/space65r3/config.h
+++ b/keyboards/gray_studio/space65r3/config.h
@@ -22,9 +22,7 @@
 
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
+
 #define RGB_DI_PIN B10
 #define RGBLIGHT_LAYERS
 #define RGBLIGHT_LAYERS_OVERRIDE_RGB_OFF
diff --git a/keyboards/handwired/aranck/config.h b/keyboards/handwired/aranck/config.h
index beb351bffa..4637faebbc 100644
--- a/keyboards/handwired/aranck/config.h
+++ b/keyboards/handwired/aranck/config.h
@@ -40,11 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/handwired/evk/v1_3/config.h b/keyboards/handwired/evk/v1_3/config.h
index f430da6663..3c4525cab7 100644
--- a/keyboards/handwired/evk/v1_3/config.h
+++ b/keyboards/handwired/evk/v1_3/config.h
@@ -41,12 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* define whiche Pins to use for the status LEDs*/
 #define LED_CAPS_LOCK_PIN D4
 
-
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D2  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/handwired/floorboard/config.h b/keyboards/handwired/floorboard/config.h
index f17ea0a530..ef608af83c 100644
--- a/keyboards/handwired/floorboard/config.h
+++ b/keyboards/handwired/floorboard/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/handwired/hacked_motospeed/config.h b/keyboards/handwired/hacked_motospeed/config.h
index 4cdca420d5..8a6145ed59 100644
--- a/keyboards/handwired/hacked_motospeed/config.h
+++ b/keyboards/handwired/hacked_motospeed/config.h
@@ -42,11 +42,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B7
 #define BACKLIGHT_LEVELS 3
 
diff --git a/keyboards/handwired/heisenberg/config.h b/keyboards/handwired/heisenberg/config.h
index e37aeb1f56..2aed340607 100644
--- a/keyboards/handwired/heisenberg/config.h
+++ b/keyboards/handwired/heisenberg/config.h
@@ -40,11 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D4
 #ifdef RGB_DI_PIN
         #define RGBLED_NUM 6
diff --git a/keyboards/handwired/juliet/config.h b/keyboards/handwired/juliet/config.h
index dfdd0d54c2..91eeac9ce7 100644
--- a/keyboards/handwired/juliet/config.h
+++ b/keyboards/handwired/juliet/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/handwired/mechboards_micropad/config.h b/keyboards/handwired/mechboards_micropad/config.h
index fdc4e70b82..885e8e38b4 100644
--- a/keyboards/handwired/mechboards_micropad/config.h
+++ b/keyboards/handwired/mechboards_micropad/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/handwired/oem_ansi_fullsize/config.h b/keyboards/handwired/oem_ansi_fullsize/config.h
index 555fb6bcfc..1d6e67c720 100644
--- a/keyboards/handwired/oem_ansi_fullsize/config.h
+++ b/keyboards/handwired/oem_ansi_fullsize/config.h
@@ -45,11 +45,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/handwired/owlet60/config.h b/keyboards/handwired/owlet60/config.h
index 214984b7fe..c84bb36588 100644
--- a/keyboards/handwired/owlet60/config.h
+++ b/keyboards/handwired/owlet60/config.h
@@ -40,11 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D0
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 8
diff --git a/keyboards/handwired/snatchpad/config.h b/keyboards/handwired/snatchpad/config.h
index 7ca616718c..3039ea2aae 100644
--- a/keyboards/handwired/snatchpad/config.h
+++ b/keyboards/handwired/snatchpad/config.h
@@ -29,13 +29,6 @@
 #define ENCODERS_PAD_A { D3, D0 }
 #define ENCODERS_PAD_B { D2, D1 }
 
-
-
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/handwired/symmetric70_proto/proton_c/config.h b/keyboards/handwired/symmetric70_proto/proton_c/config.h
index 91e2727b6d..8c5d5d7c7e 100644
--- a/keyboards/handwired/symmetric70_proto/proton_c/config.h
+++ b/keyboards/handwired/symmetric70_proto/proton_c/config.h
@@ -52,11 +52,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define RGB_DI_PIN E2
 //#ifdef RGB_DI_PIN
 //#    define RGBLED_NUM 16
diff --git a/keyboards/handwired/tennie/config.h b/keyboards/handwired/tennie/config.h
index 1e9a16a765..442d67c078 100644
--- a/keyboards/handwired/tennie/config.h
+++ b/keyboards/handwired/tennie/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define RGBW
 #define RGB_DI_PIN D1
 #ifdef RGB_DI_PIN
diff --git a/keyboards/ianklug/grooveboard/config.h b/keyboards/ianklug/grooveboard/config.h
index f3bc399db2..1a480db11e 100644
--- a/keyboards/ianklug/grooveboard/config.h
+++ b/keyboards/ianklug/grooveboard/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 //#define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/jones/v03/config.h b/keyboards/jones/v03/config.h
index 2fb35bfa80..8845a40299 100644
--- a/keyboards/jones/v03/config.h
+++ b/keyboards/jones/v03/config.h
@@ -53,11 +53,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   #define AUDIO_CLICKY
 #endif
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN B7
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 6 // Left(4) + Right(2)
diff --git a/keyboards/jones/v03_1/config.h b/keyboards/jones/v03_1/config.h
index d5af05848b..84e4e01e28 100644
--- a/keyboards/jones/v03_1/config.h
+++ b/keyboards/jones/v03_1/config.h
@@ -53,11 +53,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   #define AUDIO_CLICKY
 #endif
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN F0
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 14 // Left(4) + Right(2) + Under(8)
diff --git a/keyboards/kagizaraya/chidori/config.h b/keyboards/kagizaraya/chidori/config.h
index 19b47bd8c5..ef9b2e944b 100644
--- a/keyboards/kagizaraya/chidori/config.h
+++ b/keyboards/kagizaraya/chidori/config.h
@@ -42,11 +42,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 // #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/keebio/ergodicity/config.h b/keyboards/keebio/ergodicity/config.h
index 541b3eefb9..c5c5e514de 100644
--- a/keyboards/keebio/ergodicity/config.h
+++ b/keyboards/keebio/ergodicity/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B5
 #define BACKLIGHT_BREATHING
 #define BACKLIGHT_LEVELS 7
diff --git a/keyboards/keebzdotnet/wazowski/config.h b/keyboards/keebzdotnet/wazowski/config.h
index 89effc8cdf..686e2323eb 100644
--- a/keyboards/keebzdotnet/wazowski/config.h
+++ b/keyboards/keebzdotnet/wazowski/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/keyhive/absinthe/config.h b/keyboards/keyhive/absinthe/config.h
index 58fea1d7ba..d67bc09240 100644
--- a/keyboards/keyhive/absinthe/config.h
+++ b/keyboards/keyhive/absinthe/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN B0
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 32
diff --git a/keyboards/kkatano/bakeneko80/config.h b/keyboards/kkatano/bakeneko80/config.h
index d263755b1b..ec6cbcea61 100644
--- a/keyboards/kkatano/bakeneko80/config.h
+++ b/keyboards/kkatano/bakeneko80/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/kkatano/wallaby/config.h b/keyboards/kkatano/wallaby/config.h
index a11263f0d0..5e61867d9f 100644
--- a/keyboards/kkatano/wallaby/config.h
+++ b/keyboards/kkatano/wallaby/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/kkatano/yurei/config.h b/keyboards/kkatano/yurei/config.h
index e2d803150b..ece2e5fd93 100644
--- a/keyboards/kkatano/yurei/config.h
+++ b/keyboards/kkatano/yurei/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/ktec/daisy/config.h b/keyboards/ktec/daisy/config.h
index 2c2663004c..3f256af5ca 100644
--- a/keyboards/ktec/daisy/config.h
+++ b/keyboards/ktec/daisy/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define LED_CAPS_LOCK_PIN C6
 #define LED_PIN_ON_STATE 0
 
diff --git a/keyboards/ky01/config.h b/keyboards/ky01/config.h
index b63fde789d..17b4e43e80 100644
--- a/keyboards/ky01/config.h
+++ b/keyboards/ky01/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/lfkeyboards/lfkpad/config.h b/keyboards/lfkeyboards/lfkpad/config.h
index 1f0995c91a..0206dfcdec 100644
--- a/keyboards/lfkeyboards/lfkpad/config.h
+++ b/keyboards/lfkeyboards/lfkpad/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN C7  // Have to set it to something to get the ws2812 code to compile
 #ifdef RGB_DI_PIN
 #    define RGBLED_NUM 28
diff --git a/keyboards/lizard_trick/tenkey_plusplus/config.h b/keyboards/lizard_trick/tenkey_plusplus/config.h
index 133f2d1b99..6c393a8784 100644
--- a/keyboards/lizard_trick/tenkey_plusplus/config.h
+++ b/keyboards/lizard_trick/tenkey_plusplus/config.h
@@ -44,11 +44,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/lm_keyboard/lm60n/config.h b/keyboards/lm_keyboard/lm60n/config.h
index 1f85812de8..37faa1b790 100644
--- a/keyboards/lm_keyboard/lm60n/config.h
+++ b/keyboards/lm_keyboard/lm60n/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define LED_NUM_LOCK_PIN B7
 #define LED_CAPS_LOCK_PIN C7
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/makenova/omega/omega4/config.h b/keyboards/makenova/omega/omega4/config.h
index 886095dbf5..6902952ede 100644
--- a/keyboards/makenova/omega/omega4/config.h
+++ b/keyboards/makenova/omega/omega4/config.h
@@ -3,12 +3,6 @@
 
 #pragma once
 
-
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 /* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
 #define LOCKING_SUPPORT_ENABLE
 /* Locking resynchronize hack */
diff --git a/keyboards/marksard/treadstone48/rev2/config.h b/keyboards/marksard/treadstone48/rev2/config.h
index 373d4b4b2e..8082405433 100644
--- a/keyboards/marksard/treadstone48/rev2/config.h
+++ b/keyboards/marksard/treadstone48/rev2/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D2  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D3
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 12
diff --git a/keyboards/mechlovin/kay65/config.h b/keyboards/mechlovin/kay65/config.h
index 308a44ce38..b112417a6a 100644
--- a/keyboards/mechlovin/kay65/config.h
+++ b/keyboards/mechlovin/kay65/config.h
@@ -37,11 +37,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 #define LED_CAPS_LOCK_PIN D6
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/mechlovin/zed65/config.h b/keyboards/mechlovin/zed65/config.h
index 73feee1b48..d474e6e3b6 100644
--- a/keyboards/mechlovin/zed65/config.h
+++ b/keyboards/mechlovin/zed65/config.h
@@ -31,11 +31,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_SCROLL_LOCK_PIN B2
 //#define LED_COMPOSE_PIN B3
diff --git a/keyboards/molecule/config.h b/keyboards/molecule/config.h
index e74ced83de..ea5bebcbec 100755
--- a/keyboards/molecule/config.h
+++ b/keyboards/molecule/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION ROW2COL
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D2  // or D1, D2, D3, E6
-
 /* underglow LED */
 // #define RGB_DI_PIN D3
 // #ifdef RGBLIGHT_ENABLE
diff --git a/keyboards/nacly/ua62/config.h b/keyboards/nacly/ua62/config.h
index 68a99e88dc..5b3d19798e 100644
--- a/keyboards/nacly/ua62/config.h
+++ b/keyboards/nacly/ua62/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION ROW2COL
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/nightly_boards/n87/config.h b/keyboards/nightly_boards/n87/config.h
index 9432e2421a..bbaacce192 100644
--- a/keyboards/nightly_boards/n87/config.h
+++ b/keyboards/nightly_boards/n87/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D0
 #ifdef RGB_DI_PIN
 #define RGBLED_NUM 16
diff --git a/keyboards/papercranekeyboards/gerald65/config.h b/keyboards/papercranekeyboards/gerald65/config.h
index 68cd971646..cb26c0107f 100644
--- a/keyboards/papercranekeyboards/gerald65/config.h
+++ b/keyboards/papercranekeyboards/gerald65/config.h
@@ -24,11 +24,6 @@
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION ROW2COL
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/prototypist/allison/config.h b/keyboards/prototypist/allison/config.h
index fd3fc9fc88..49094c2516 100644
--- a/keyboards/prototypist/allison/config.h
+++ b/keyboards/prototypist/allison/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B7
 #define BACKLIGHT_BREATHING
 #define BACKLIGHT_LEVELS 4
diff --git a/keyboards/prototypist/allison_numpad/config.h b/keyboards/prototypist/allison_numpad/config.h
index 1c98c92869..7a0d7989ca 100644
--- a/keyboards/prototypist/allison_numpad/config.h
+++ b/keyboards/prototypist/allison_numpad/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B7
 #define BACKLIGHT_BREATHING
 #define BACKLIGHT_LEVELS 4
diff --git a/keyboards/qpockets/wanten/config.h b/keyboards/qpockets/wanten/config.h
index 5a9bae4dfb..4ece1dd58a 100644
--- a/keyboards/qpockets/wanten/config.h
+++ b/keyboards/qpockets/wanten/config.h
@@ -63,11 +63,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#    define RGBLIGHT_EFFECT_BREATHE_MAX    255   // 0 to 255
 //#endif
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/quantrik/kyuu/config.h b/keyboards/quantrik/kyuu/config.h
index f241ac64ac..30c2b753d4 100644
--- a/keyboards/quantrik/kyuu/config.h
+++ b/keyboards/quantrik/kyuu/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/redscarf_iiplus/verd/config.h b/keyboards/redscarf_iiplus/verd/config.h
index b255eef597..6afbd690a6 100644
--- a/keyboards/redscarf_iiplus/verd/config.h
+++ b/keyboards/redscarf_iiplus/verd/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define LED_NUM_LOCK_PIN E6
 #define LED_CAPS_LOCK_PIN C6
 #define LED_PIN_ON_STATE 0
diff --git a/keyboards/retro_75/config.h b/keyboards/retro_75/config.h
index 71120e36af..8e8840a6f3 100644
--- a/keyboards/retro_75/config.h
+++ b/keyboards/retro_75/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN A9
 // #ifdef RGB_DI_PIN
 #define RGBLED_NUM 18
diff --git a/keyboards/reviung/reviung53/config.h b/keyboards/reviung/reviung53/config.h
index 3ebd67350d..15df0d0120 100644
--- a/keyboards/reviung/reviung53/config.h
+++ b/keyboards/reviung/reviung53/config.h
@@ -24,11 +24,6 @@
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/rmkeebs/rm_numpad/config.h b/keyboards/rmkeebs/rm_numpad/config.h
index f127cf77df..6f4108d587 100644
--- a/keyboards/rmkeebs/rm_numpad/config.h
+++ b/keyboards/rmkeebs/rm_numpad/config.h
@@ -44,12 +44,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define ENCODERS_PAD_A { D7 }
 #define ENCODERS_PAD_B { D4 }
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- *
- * #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
- */
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/runes/vaengr/config.h b/keyboards/runes/vaengr/config.h
index d902af94b6..7d109134d2 100644
--- a/keyboards/runes/vaengr/config.h
+++ b/keyboards/runes/vaengr/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/ryanbaekr/rb18/config.h b/keyboards/ryanbaekr/rb18/config.h
index 421dd3f129..94468f78ce 100644
--- a/keyboards/ryanbaekr/rb18/config.h
+++ b/keyboards/ryanbaekr/rb18/config.h
@@ -34,11 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_LEVELS 10
 
 /* Underglow options */
diff --git a/keyboards/ryanbaekr/rb69/config.h b/keyboards/ryanbaekr/rb69/config.h
index e839924116..c749fbe3ab 100644
--- a/keyboards/ryanbaekr/rb69/config.h
+++ b/keyboards/ryanbaekr/rb69/config.h
@@ -34,11 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_LEVELS 10
 
 /* Underglow options */
diff --git a/keyboards/ryanbaekr/rb86/config.h b/keyboards/ryanbaekr/rb86/config.h
index da841be86a..5b29fa938e 100644
--- a/keyboards/ryanbaekr/rb86/config.h
+++ b/keyboards/ryanbaekr/rb86/config.h
@@ -34,11 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 /* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
 #define LOCKING_SUPPORT_ENABLE
 /* Locking resynchronize hack */
diff --git a/keyboards/ryanbaekr/rb87/config.h b/keyboards/ryanbaekr/rb87/config.h
index 2864c86e81..8c6a69b6ff 100644
--- a/keyboards/ryanbaekr/rb87/config.h
+++ b/keyboards/ryanbaekr/rb87/config.h
@@ -34,11 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define BACKLIGHT_LEVELS 10
 
 /* Underglow options */
diff --git a/keyboards/sandwich/keeb68/config.h b/keyboards/sandwich/keeb68/config.h
index d8c5a4ec60..ef7874a1b2 100644
--- a/keyboards/sandwich/keeb68/config.h
+++ b/keyboards/sandwich/keeb68/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/sck/m0116b/config.h b/keyboards/sck/m0116b/config.h
index 682f0f6b56..8f452b7c24 100644
--- a/keyboards/sck/m0116b/config.h
+++ b/keyboards/sck/m0116b/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/sck/neiso/config.h b/keyboards/sck/neiso/config.h
index 6966d3c6d2..16715f3e86 100644
--- a/keyboards/sck/neiso/config.h
+++ b/keyboards/sck/neiso/config.h
@@ -40,11 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 4
diff --git a/keyboards/sck/osa/config.h b/keyboards/sck/osa/config.h
index 9cee45a2b9..14fbabb167 100644
--- a/keyboards/sck/osa/config.h
+++ b/keyboards/sck/osa/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
    #define RGB_DI_PIN D4
    #ifdef RGB_DI_PIN
    #define RGBLED_NUM 9
diff --git a/keyboards/specskeys/config.h b/keyboards/specskeys/config.h
index 06d0a19267..9f8c80d663 100644
--- a/keyboards/specskeys/config.h
+++ b/keyboards/specskeys/config.h
@@ -37,11 +37,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 #define LED_CAPS_LOCK_PIN C7
 #define LED_SCROLL_LOCK_PIN C6
diff --git a/keyboards/stello65/beta/config.h b/keyboards/stello65/beta/config.h
index 93deadcda3..bc4be7644a 100644
--- a/keyboards/stello65/beta/config.h
+++ b/keyboards/stello65/beta/config.h
@@ -36,11 +36,6 @@
 
 #define LED_CAPS_LOCK_PIN B3
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/stello65/hs_rev1/config.h b/keyboards/stello65/hs_rev1/config.h
index c6c120783b..8be05e8310 100644
--- a/keyboards/stello65/hs_rev1/config.h
+++ b/keyboards/stello65/hs_rev1/config.h
@@ -24,11 +24,6 @@
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/stello65/sl_rev1/config.h b/keyboards/stello65/sl_rev1/config.h
index 1349c40167..56a3b7e13e 100644
--- a/keyboards/stello65/sl_rev1/config.h
+++ b/keyboards/stello65/sl_rev1/config.h
@@ -24,11 +24,6 @@
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/takashiski/hecomi/alpha/config.h b/keyboards/takashiski/hecomi/alpha/config.h
index 5c5cc2065a..71da6c194e 100644
--- a/keyboards/takashiski/hecomi/alpha/config.h
+++ b/keyboards/takashiski/hecomi/alpha/config.h
@@ -41,11 +41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, an3 define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
  #define RGB_DI_PIN D4
  #ifdef RGB_DI_PIN
    #define RGBLED_NUM 16 
diff --git a/keyboards/tkc/california/config.h b/keyboards/tkc/california/config.h
index 89e4668401..b471ce3008 100644
--- a/keyboards/tkc/california/config.h
+++ b/keyboards/tkc/california/config.h
@@ -40,10 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION ROW2COL
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
 #define BACKLIGHT_PIN B7
 #ifdef BACKLIGHT_PIN
 #define BACKLIGHT_BREATHING
diff --git a/keyboards/tkc/osav2/config.h b/keyboards/tkc/osav2/config.h
index 65528dfe85..f6b55416d0 100644
--- a/keyboards/tkc/osav2/config.h
+++ b/keyboards/tkc/osav2/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
  #define BACKLIGHT_PIN D6
  #define BACKLIGHT_BREATHING
  #define BACKLIGHT_LEVELS 3
diff --git a/keyboards/tkc/tkl_ab87/config.h b/keyboards/tkc/tkl_ab87/config.h
index 70c65d584e..35e4748c43 100644
--- a/keyboards/tkc/tkl_ab87/config.h
+++ b/keyboards/tkc/tkl_ab87/config.h
@@ -40,10 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
 #define BACKLIGHT_PIN B7
 #ifdef BACKLIGHT_PIN
 #define BACKLIGHT_BREATHING
diff --git a/keyboards/tszaboo/ortho4exent/config.h b/keyboards/tszaboo/ortho4exent/config.h
index f8d47ba534..2a5f0d0885 100644
--- a/keyboards/tszaboo/ortho4exent/config.h
+++ b/keyboards/tszaboo/ortho4exent/config.h
@@ -40,11 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION ROW2COL
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
  #define RGB_DI_PIN B6
  #ifdef RGB_DI_PIN
    #define RGBLED_NUM 18
diff --git a/keyboards/wavtype/foundation/config.h b/keyboards/wavtype/foundation/config.h
index 1f9964a8a1..a0950d5226 100644
--- a/keyboards/wavtype/foundation/config.h
+++ b/keyboards/wavtype/foundation/config.h
@@ -24,11 +24,6 @@
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/wavtype/p01_ultra/config.h b/keyboards/wavtype/p01_ultra/config.h
index 6f04e24ad4..ccfe5ac21f 100644
--- a/keyboards/wavtype/p01_ultra/config.h
+++ b/keyboards/wavtype/p01_ultra/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION ROW2COL
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/wekey/polaris/config.h b/keyboards/wekey/polaris/config.h
index 5e21ad3297..f76bb33db6 100644
--- a/keyboards/wekey/polaris/config.h
+++ b/keyboards/wekey/polaris/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 //#define LED_NUM_LOCK_PIN B0
 //#define LED_CAPS_LOCK_PIN B1
 //#define LED_SCROLL_LOCK_PIN B2
diff --git a/keyboards/wekey/we27/config.h b/keyboards/wekey/we27/config.h
index 0b6195f46d..6b8221fb69 100644
--- a/keyboards/wekey/we27/config.h
+++ b/keyboards/wekey/we27/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #ifdef RGB_MATRIX_ENABLE
 // The pin connected to the data pin of the LEDs
 #define RGB_DI_PIN C6
diff --git a/keyboards/x16/config.h b/keyboards/x16/config.h
index 9b06eab802..459e8e2e34 100644
--- a/keyboards/x16/config.h
+++ b/keyboards/x16/config.h
@@ -37,11 +37,6 @@
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define BACKLIGHT_PIN B5
 #define BACKLIGHT_LEVELS 5
 
diff --git a/keyboards/yiancardesigns/gingham/config.h b/keyboards/yiancardesigns/gingham/config.h
index ae6a6c06fd..43529a0695 100644
--- a/keyboards/yiancardesigns/gingham/config.h
+++ b/keyboards/yiancardesigns/gingham/config.h
@@ -43,11 +43,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define USB_MAX_POWER_CONSUMPTION 100
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-// #define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/yoichiro/lunakey_macro/config.h b/keyboards/yoichiro/lunakey_macro/config.h
index b3c1a79dce..e739d3dad2 100644
--- a/keyboards/yoichiro/lunakey_macro/config.h
+++ b/keyboards/yoichiro/lunakey_macro/config.h
@@ -51,11 +51,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* Layer Count */
 #define DYNAMIC_KEYMAP_LAYER_COUNT 3
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D3
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 5
diff --git a/keyboards/yushakobo/quick17/config.h b/keyboards/yushakobo/quick17/config.h
index 90c3a515ef..a953139e1e 100644
--- a/keyboards/yushakobo/quick17/config.h
+++ b/keyboards/yushakobo/quick17/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-//#define SOFT_SERIAL_PIN D0  // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D2
 #define RGBLED_NUM 18