Move `SPLIT_KEYBOARD` to data driven (#21410)

66 files changed, 46 insertions, 48 deletions

diff --git a/keyboards/handwired/10k/info.json b/keyboards/handwired/10k/info.json
index 9c215a5e86..9b0164ed85 100644
--- a/keyboards/handwired/10k/info.json
+++ b/keyboards/handwired/10k/info.json
@@ -15,6 +15,9 @@
     "mousekey": false,
     "nkro": false
   },
+  "split": {
+    "enabled": true
+  },
   "usb": {
     "vid": "0x6869",
     "pid": "0x0001",
diff --git a/keyboards/handwired/10k/rules.mk b/keyboards/handwired/10k/rules.mk
index b4310ab72a..4da205a168 100644
--- a/keyboards/handwired/10k/rules.mk
+++ b/keyboards/handwired/10k/rules.mk
@@ -1,2 +1 @@
-SPLIT_KEYBOARD = yes
 LTO_ENABLE = yes
diff --git a/keyboards/handwired/brain/info.json b/keyboards/handwired/brain/info.json
index 910a628ca6..01ec6602b7 100644
--- a/keyboards/handwired/brain/info.json
+++ b/keyboards/handwired/brain/info.json
@@ -25,6 +25,7 @@
         "max_brightness": 120
     },
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0",
         "bootmagic": {
             "matrix": [5, 0]
diff --git a/keyboards/handwired/brain/rules.mk b/keyboards/handwired/brain/rules.mk
index df7d719da1..6fe874e748 100644
--- a/keyboards/handwired/brain/rules.mk
+++ b/keyboards/handwired/brain/rules.mk
@@ -10,5 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/chiron/info.json b/keyboards/handwired/chiron/info.json
index 0bbdefe921..9d1d47564a 100644
--- a/keyboards/handwired/chiron/info.json
+++ b/keyboards/handwired/chiron/info.json
@@ -24,6 +24,7 @@
         "pin": "D3"
     },
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/chiron/rules.mk b/keyboards/handwired/chiron/rules.mk
index 9ca8ab3ebc..6178464942 100644
--- a/keyboards/handwired/chiron/rules.mk
+++ b/keyboards/handwired/chiron/rules.mk
@@ -14,4 +14,3 @@ MOUSEKEY_ENABLE = yes
 NKRO_ENABLE = no            # Enable N-Key Rollover
 RGBLIGHT_ENABLE = yes
 SLEEP_LED_ENABLE = yes
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/4x5/info.json b/keyboards/handwired/dactyl_manuform/4x5/info.json
index 141bb47717..12f6f6397a 100644
--- a/keyboards/handwired/dactyl_manuform/4x5/info.json
+++ b/keyboards/handwired/dactyl_manuform/4x5/info.json
@@ -20,6 +20,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_manuform/4x5/rules.mk b/keyboards/handwired/dactyl_manuform/4x5/rules.mk
index b893863bb5..3f2eac5940 100644
--- a/keyboards/handwired/dactyl_manuform/4x5/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/4x5/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/4x5_5/info.json b/keyboards/handwired/dactyl_manuform/4x5_5/info.json
index 76f13971d4..689b43c5bf 100644
--- a/keyboards/handwired/dactyl_manuform/4x5_5/info.json
+++ b/keyboards/handwired/dactyl_manuform/4x5_5/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "development_board": "promicro",
diff --git a/keyboards/handwired/dactyl_manuform/4x5_5/rules.mk b/keyboards/handwired/dactyl_manuform/4x5_5/rules.mk
index 4240679233..7748be4c5b 100644
--- a/keyboards/handwired/dactyl_manuform/4x5_5/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/4x5_5/rules.mk
@@ -9,4 +9,3 @@ NKRO_ENABLE = yes           # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/4x6/info.json b/keyboards/handwired/dactyl_manuform/4x6/info.json
index 5b415fbd2b..9305461f86 100644
--- a/keyboards/handwired/dactyl_manuform/4x6/info.json
+++ b/keyboards/handwired/dactyl_manuform/4x6/info.json
@@ -20,6 +20,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_manuform/4x6/rules.mk b/keyboards/handwired/dactyl_manuform/4x6/rules.mk
index b893863bb5..3f2eac5940 100644
--- a/keyboards/handwired/dactyl_manuform/4x6/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/4x6/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/4x6_5/info.json b/keyboards/handwired/dactyl_manuform/4x6_5/info.json
index f54f0d56d2..9a879132a3 100644
--- a/keyboards/handwired/dactyl_manuform/4x6_5/info.json
+++ b/keyboards/handwired/dactyl_manuform/4x6_5/info.json
@@ -20,6 +20,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_manuform/4x6_5/rules.mk b/keyboards/handwired/dactyl_manuform/4x6_5/rules.mk
index b893863bb5..3f2eac5940 100644
--- a/keyboards/handwired/dactyl_manuform/4x6_5/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/4x6_5/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/5x6/info.json b/keyboards/handwired/dactyl_manuform/5x6/info.json
index e6372961d8..6665844748 100644
--- a/keyboards/handwired/dactyl_manuform/5x6/info.json
+++ b/keyboards/handwired/dactyl_manuform/5x6/info.json
@@ -20,6 +20,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_manuform/5x6/rules.mk b/keyboards/handwired/dactyl_manuform/5x6/rules.mk
index b893863bb5..3f2eac5940 100644
--- a/keyboards/handwired/dactyl_manuform/5x6/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/5x6/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/5x6_2_5/info.json b/keyboards/handwired/dactyl_manuform/5x6_2_5/info.json
index e9aba3fa18..ec6a432cb2 100644
--- a/keyboards/handwired/dactyl_manuform/5x6_2_5/info.json
+++ b/keyboards/handwired/dactyl_manuform/5x6_2_5/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0",
         "bootmagic": {
             "matrix": [6, 5]
diff --git a/keyboards/handwired/dactyl_manuform/5x6_2_5/rules.mk b/keyboards/handwired/dactyl_manuform/5x6_2_5/rules.mk
index 04b1fc01b7..ab2c49da70 100644
--- a/keyboards/handwired/dactyl_manuform/5x6_2_5/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/5x6_2_5/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/5x6_5/info.json b/keyboards/handwired/dactyl_manuform/5x6_5/info.json
index e60286d166..14b0105cae 100644
--- a/keyboards/handwired/dactyl_manuform/5x6_5/info.json
+++ b/keyboards/handwired/dactyl_manuform/5x6_5/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0",
         "bootmagic": {
             "matrix": [6, 5]
diff --git a/keyboards/handwired/dactyl_manuform/5x6_5/rules.mk b/keyboards/handwired/dactyl_manuform/5x6_5/rules.mk
index c397f50ab5..3b6a1809db 100644
--- a/keyboards/handwired/dactyl_manuform/5x6_5/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/5x6_5/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = yes           # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/5x6_6/info.json b/keyboards/handwired/dactyl_manuform/5x6_6/info.json
index a00a3bda18..6a2b00ffff 100644
--- a/keyboards/handwired/dactyl_manuform/5x6_6/info.json
+++ b/keyboards/handwired/dactyl_manuform/5x6_6/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D3"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_manuform/5x6_6/rules.mk b/keyboards/handwired/dactyl_manuform/5x6_6/rules.mk
index 59ada7958f..e70d1927de 100644
--- a/keyboards/handwired/dactyl_manuform/5x6_6/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/5x6_6/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = yes            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
\ No newline at end of file
diff --git a/keyboards/handwired/dactyl_manuform/5x7/info.json b/keyboards/handwired/dactyl_manuform/5x7/info.json
index 68270606cc..8f1cfe5d17 100644
--- a/keyboards/handwired/dactyl_manuform/5x7/info.json
+++ b/keyboards/handwired/dactyl_manuform/5x7/info.json
@@ -20,6 +20,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_manuform/5x7/rules.mk b/keyboards/handwired/dactyl_manuform/5x7/rules.mk
index b893863bb5..3f2eac5940 100644
--- a/keyboards/handwired/dactyl_manuform/5x7/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/5x7/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/info.json b/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/info.json
index 0295176c25..905ed5cc3f 100644
--- a/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/info.json
+++ b/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/info.json
@@ -5,6 +5,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "bootmagic": {
             "matrix": [7, 0]
         }
diff --git a/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/rules.mk b/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/rules.mk
index 9be9110043..c6228f59ed 100644
--- a/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/6x6/blackpill_f411/rules.mk
@@ -11,11 +11,6 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
 
-
-# Build Options
-#   change yes to no to disable
-#
-SPLIT_KEYBOARD = yes
 # split settings
 # https://beta.docs.qmk.fm/developing-qmk/c-development/hardware_drivers/serial_driver
 SERIAL_DRIVER = usart
diff --git a/keyboards/handwired/dactyl_manuform/6x6/promicro/keyboard.json b/keyboards/handwired/dactyl_manuform/6x6/promicro/keyboard.json
index 245310fd3c..e9b1152d66 100644
--- a/keyboards/handwired/dactyl_manuform/6x6/promicro/keyboard.json
+++ b/keyboards/handwired/dactyl_manuform/6x6/promicro/keyboard.json
@@ -5,6 +5,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "rgblight": {
diff --git a/keyboards/handwired/dactyl_manuform/6x6/rules.mk b/keyboards/handwired/dactyl_manuform/6x6/rules.mk
index 84645084d3..389d7509f0 100644
--- a/keyboards/handwired/dactyl_manuform/6x6/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/6x6/rules.mk
@@ -10,6 +10,5 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
 
 DEFAULT_FOLDER = handwired/dactyl_manuform/6x6/promicro
diff --git a/keyboards/handwired/dactyl_manuform/6x6_4/info.json b/keyboards/handwired/dactyl_manuform/6x6_4/info.json
index 955060de7a..e9b0eb4029 100644
--- a/keyboards/handwired/dactyl_manuform/6x6_4/info.json
+++ b/keyboards/handwired/dactyl_manuform/6x6_4/info.json
@@ -20,6 +20,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_manuform/6x6_4/rules.mk b/keyboards/handwired/dactyl_manuform/6x6_4/rules.mk
index b893863bb5..3f2eac5940 100644
--- a/keyboards/handwired/dactyl_manuform/6x6_4/rules.mk
+++ b/keyboards/handwired/dactyl_manuform/6x6_4/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_promicro/info.json b/keyboards/handwired/dactyl_promicro/info.json
index 2ae20d2f4a..3c354bbcec 100644
--- a/keyboards/handwired/dactyl_promicro/info.json
+++ b/keyboards/handwired/dactyl_promicro/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "rgblight": {
diff --git a/keyboards/handwired/dactyl_promicro/rules.mk b/keyboards/handwired/dactyl_promicro/rules.mk
index d3768185db..d68e4764c5 100644
--- a/keyboards/handwired/dactyl_promicro/rules.mk
+++ b/keyboards/handwired/dactyl_promicro/rules.mk
@@ -10,5 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality
 AUDIO_ENABLE = no           # Audio output
 RGBLIGHT_ENABLE = no       # Enable WS2812 RGB underlight. 
-
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/dactyl_rah/info.json b/keyboards/handwired/dactyl_rah/info.json
index bfacb99a4b..6cd23a54cf 100644
--- a/keyboards/handwired/dactyl_rah/info.json
+++ b/keyboards/handwired/dactyl_rah/info.json
@@ -14,6 +14,7 @@
   },
   "diode_direction": "COL2ROW",
   "split": {
+    "enabled": true,
     "soft_serial_pin": "D0"
   },
   "processor": "atmega32u4",
diff --git a/keyboards/handwired/dactyl_rah/rules.mk b/keyboards/handwired/dactyl_rah/rules.mk
index b893863bb5..3f2eac5940 100644
--- a/keyboards/handwired/dactyl_rah/rules.mk
+++ b/keyboards/handwired/dactyl_rah/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/elrgo_s/info.json b/keyboards/handwired/elrgo_s/info.json
index 9a43e14c88..ea54669232 100644
--- a/keyboards/handwired/elrgo_s/info.json
+++ b/keyboards/handwired/elrgo_s/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/elrgo_s/rules.mk b/keyboards/handwired/elrgo_s/rules.mk
index 04b1fc01b7..ab2c49da70 100644
--- a/keyboards/handwired/elrgo_s/rules.mk
+++ b/keyboards/handwired/elrgo_s/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/freoduo/info.json b/keyboards/handwired/freoduo/info.json
index 0be6c8cdb9..04ba446e70 100644
--- a/keyboards/handwired/freoduo/info.json
+++ b/keyboards/handwired/freoduo/info.json
@@ -14,6 +14,7 @@
 },
 "diode_direction": "COL2ROW",
 "split": {
+    "enabled": true,
     "soft_serial_pin": "D0"
 },
 "rgblight": {
diff --git a/keyboards/handwired/freoduo/rules.mk b/keyboards/handwired/freoduo/rules.mk
index ed940647bb..89a6989a8c 100644
--- a/keyboards/handwired/freoduo/rules.mk
+++ b/keyboards/handwired/freoduo/rules.mk
@@ -11,4 +11,3 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
 VELOCIKEY_ENABLE = yes
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/jtallbean/split_65/info.json b/keyboards/handwired/jtallbean/split_65/info.json
index fd12142729..502b41ebce 100644
--- a/keyboards/handwired/jtallbean/split_65/info.json
+++ b/keyboards/handwired/jtallbean/split_65/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0",
         "matrix_pins": {
             "right": {
diff --git a/keyboards/handwired/jtallbean/split_65/rules.mk b/keyboards/handwired/jtallbean/split_65/rules.mk
index c644dd59ee..fce764c22d 100644
--- a/keyboards/handwired/jtallbean/split_65/rules.mk
+++ b/keyboards/handwired/jtallbean/split_65/rules.mk
@@ -10,4 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes        # Enable split keyboard support
diff --git a/keyboards/handwired/ks63/info.json b/keyboards/handwired/ks63/info.json
index 6fcd1c12bb..095f53b7c6 100644
--- a/keyboards/handwired/ks63/info.json
+++ b/keyboards/handwired/ks63/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/ks63/rules.mk b/keyboards/handwired/ks63/rules.mk
index 12dd064c62..3f2eac5940 100644
--- a/keyboards/handwired/ks63/rules.mk
+++ b/keyboards/handwired/ks63/rules.mk
@@ -10,5 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/lagrange/info.json b/keyboards/handwired/lagrange/info.json
index 243f9a5d7b..0c968c419d 100644
--- a/keyboards/handwired/lagrange/info.json
+++ b/keyboards/handwired/lagrange/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "ROW2COL",
     "split": {
+        "enabled": true,
         "matrix_pins": {
             "right": {
                 "cols": ["C7", "F7", "F6", "F5", "F4", "F1"],
diff --git a/keyboards/handwired/lagrange/rules.mk b/keyboards/handwired/lagrange/rules.mk
index f4af87851c..256826f7fc 100644
--- a/keyboards/handwired/lagrange/rules.mk
+++ b/keyboards/handwired/lagrange/rules.mk
@@ -11,7 +11,6 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
 UNICODE_ENABLE = yes
-SPLIT_KEYBOARD = yes
 SPLIT_TRANSPORT = custom
 
 SRC += transport.c
diff --git a/keyboards/handwired/myskeeb/info.json b/keyboards/handwired/myskeeb/info.json
index eae71d9508..cd5de808f4 100644
--- a/keyboards/handwired/myskeeb/info.json
+++ b/keyboards/handwired/myskeeb/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D3",
         "matrix_pins": {
             "right": {
diff --git a/keyboards/handwired/myskeeb/rules.mk b/keyboards/handwired/myskeeb/rules.mk
index e09e2e2bbe..21c4a23eb3 100644
--- a/keyboards/handwired/myskeeb/rules.mk
+++ b/keyboards/handwired/myskeeb/rules.mk
@@ -10,6 +10,5 @@ NKRO_ENABLE = yes           # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 AUDIO_ENABLE = no           # Audio output
-SPLIT_KEYBOARD = yes        # Enables split keyboard support
 OLED_ENABLE = yes
 NO_USB_STARTUP_CHECK = yes
diff --git a/keyboards/handwired/not_so_minidox/info.json b/keyboards/handwired/not_so_minidox/info.json
index b5298dfae4..e14bf01acb 100644
--- a/keyboards/handwired/not_so_minidox/info.json
+++ b/keyboards/handwired/not_so_minidox/info.json
@@ -14,6 +14,7 @@
   },
   "diode_direction": "COL2ROW",
   "split": {
+    "enabled": true,
     "soft_serial_pin": "D0"
   },
   "processor": "atmega32u4",
diff --git a/keyboards/handwired/not_so_minidox/rules.mk b/keyboards/handwired/not_so_minidox/rules.mk
index 8ea05b5f74..ab2c49da70 100644
--- a/keyboards/handwired/not_so_minidox/rules.mk
+++ b/keyboards/handwired/not_so_minidox/rules.mk
@@ -10,5 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/skakunm_dactyl/info.json b/keyboards/handwired/skakunm_dactyl/info.json
index d36024c67c..fa7aad4c4d 100644
--- a/keyboards/handwired/skakunm_dactyl/info.json
+++ b/keyboards/handwired/skakunm_dactyl/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/skakunm_dactyl/rules.mk b/keyboards/handwired/skakunm_dactyl/rules.mk
index 7f1fc659cc..e39bab4422 100644
--- a/keyboards/handwired/skakunm_dactyl/rules.mk
+++ b/keyboards/handwired/skakunm_dactyl/rules.mk
@@ -9,6 +9,4 @@ COMMAND_ENABLE = yes        # Commands for debug and configuration
 NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 AUDIO_ENABLE = no           # Audio output
-RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight. 
-
-SPLIT_KEYBOARD = yes
+RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
diff --git a/keyboards/handwired/split65/promicro/info.json b/keyboards/handwired/split65/promicro/info.json
index ea41cb3ac1..c106e4fd5e 100644
--- a/keyboards/handwired/split65/promicro/info.json
+++ b/keyboards/handwired/split65/promicro/info.json
@@ -6,6 +6,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D3"
     },
     "processor": "atmega32u4",
diff --git a/keyboards/handwired/split65/promicro/rules.mk b/keyboards/handwired/split65/promicro/rules.mk
index 3bc7f499ec..c20f156f45 100644
--- a/keyboards/handwired/split65/promicro/rules.mk
+++ b/keyboards/handwired/split65/promicro/rules.mk
@@ -11,4 +11,3 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
 OLED_ENABLE = yes
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/split65/stm32/info.json b/keyboards/handwired/split65/stm32/info.json
index 61aff0e7ea..a9693b3a5b 100644
--- a/keyboards/handwired/split65/stm32/info.json
+++ b/keyboards/handwired/split65/stm32/info.json
@@ -6,6 +6,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "A9"
     },
     "processor": "STM32F303",
diff --git a/keyboards/handwired/split65/stm32/rules.mk b/keyboards/handwired/split65/stm32/rules.mk
index 5033bd1e21..94186bf8c7 100644
--- a/keyboards/handwired/split65/stm32/rules.mk
+++ b/keyboards/handwired/split65/stm32/rules.mk
@@ -11,5 +11,4 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = yes          # Audio output
 OLED_ENABLE = yes
-SPLIT_KEYBOARD = yes
 SERIAL_DRIVER = usart
diff --git a/keyboards/handwired/split89/info.json b/keyboards/handwired/split89/info.json
index dfc1198c58..477f1f6612 100644
--- a/keyboards/handwired/split89/info.json
+++ b/keyboards/handwired/split89/info.json
@@ -14,6 +14,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D0",
         "matrix_pins": {
             "right": {
diff --git a/keyboards/handwired/split89/rules.mk b/keyboards/handwired/split89/rules.mk
index 8ea05b5f74..ab2c49da70 100644
--- a/keyboards/handwired/split89/rules.mk
+++ b/keyboards/handwired/split89/rules.mk
@@ -10,5 +10,3 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
-
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/splittest/info.json b/keyboards/handwired/splittest/info.json
index 73ffb66e9b..07cac23aad 100644
--- a/keyboards/handwired/splittest/info.json
+++ b/keyboards/handwired/splittest/info.json
@@ -8,6 +8,9 @@
         "pid": "0x1111",
         "device_version": "1.0.0"
     },
+    "split": {
+        "enabled": true
+    },
     "rgblight": {
         "led_count": 12,
         "split_count": [6, 6],
diff --git a/keyboards/handwired/splittest/rules.mk b/keyboards/handwired/splittest/rules.mk
index cc924d61d8..8d00fcc579 100644
--- a/keyboards/handwired/splittest/rules.mk
+++ b/keyboards/handwired/splittest/rules.mk
@@ -10,6 +10,4 @@ NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 AUDIO_ENABLE = no           # Audio output
 
-SPLIT_KEYBOARD = yes
-
 DEFAULT_FOLDER = handwired/splittest/promicro
diff --git a/keyboards/handwired/tractyl_manuform/4x6_right/info.json b/keyboards/handwired/tractyl_manuform/4x6_right/info.json
index 321202383f..aa01e763eb 100644
--- a/keyboards/handwired/tractyl_manuform/4x6_right/info.json
+++ b/keyboards/handwired/tractyl_manuform/4x6_right/info.json
@@ -18,6 +18,7 @@
     },
     "diode_direction": "COL2ROW",
     "split": {
+        "enabled": true,
         "soft_serial_pin": "D3",
         "bootmagic": {
             "matrix": [4, 5]
diff --git a/keyboards/handwired/tractyl_manuform/4x6_right/rules.mk b/keyboards/handwired/tractyl_manuform/4x6_right/rules.mk
index aabe18457a..0b23bdc61f 100644
--- a/keyboards/handwired/tractyl_manuform/4x6_right/rules.mk
+++ b/keyboards/handwired/tractyl_manuform/4x6_right/rules.mk
@@ -15,5 +15,3 @@ RGB_MATRIX_ENABLE = no
 POINTING_DEVICE_ENABLE = yes
 POINTING_DEVICE_DRIVER = pmw3360
 MOUSE_SHARED_EP = yes
-
-SPLIT_KEYBOARD = yes
diff --git a/keyboards/handwired/tractyl_manuform/5x6_right/info.json b/keyboards/handwired/tractyl_manuform/5x6_right/info.json
index eaaf00bbbd..c9fe6e89cf 100644
--- a/keyboards/handwired/tractyl_manuform/5x6_right/info.json
+++ b/keyboards/handwired/tractyl_manuform/5x6_right/info.json
@@ -5,6 +5,7 @@
         "device_version": "0.0.1"
     },
     "split": {
+        "enabled": true,
         "bootmagic": {
             "matrix": [6, 5]
         }
diff --git a/keyboards/handwired/tractyl_manuform/5x6_right/rules.mk b/keyboards/handwired/tractyl_manuform/5x6_right/rules.mk
index a689be3dd5..220a361a4c 100644
--- a/keyboards/handwired/tractyl_manuform/5x6_right/rules.mk
+++ b/keyboards/handwired/tractyl_manuform/5x6_right/rules.mk
@@ -16,6 +16,4 @@ POINTING_DEVICE_ENABLE = yes
 POINTING_DEVICE_DRIVER = pmw3360
 MOUSE_SHARED_EP = yes
 
-SPLIT_KEYBOARD = yes
-
 DEFAULT_FOLDER = handwired/tractyl_manuform/5x6_right/teensy2pp
diff --git a/keyboards/handwired/unk/info.json b/keyboards/handwired/unk/info.json
new file mode 100644
index 0000000000..2b9790e84e
--- /dev/null
+++ b/keyboards/handwired/unk/info.json
@@ -0,0 +1,5 @@
+{
+    "split": {
+        "enabled": true
+    }
+}
diff --git a/keyboards/handwired/unk/rules.mk b/keyboards/handwired/unk/rules.mk
index c8a36bee0f..a03f28dbf5 100644
--- a/keyboards/handwired/unk/rules.mk
+++ b/keyboards/handwired/unk/rules.mk
@@ -11,6 +11,4 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
 AUDIO_ENABLE = no           # Audio output
 
-SPLIT_KEYBOARD = yes
-
 DEFAULT_FOLDER = handwired/unk/rev1
diff --git a/keyboards/handwired/xealous/info.json b/keyboards/handwired/xealous/info.json
new file mode 100644
index 0000000000..2b9790e84e
--- /dev/null
+++ b/keyboards/handwired/xealous/info.json
@@ -0,0 +1,5 @@
+{
+    "split": {
+        "enabled": true
+    }
+}
diff --git a/keyboards/handwired/xealous/rules.mk b/keyboards/handwired/xealous/rules.mk
index aff4db8cfd..aa77674920 100644
--- a/keyboards/handwired/xealous/rules.mk
+++ b/keyboards/handwired/xealous/rules.mk
@@ -10,7 +10,6 @@ NKRO_ENABLE = yes           # Enable N-Key Rollover
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 AUDIO_ENABLE = yes          # Audio output
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
-SPLIT_KEYBOARD = yes        # Use shared split_common code
 
 SRC += matrix.c