3 files changed, 7 insertions, 55 deletions
diff --git a/keyboards/marksard/leftover30/config.h b/keyboards/marksard/leftover30/config.h
index 6d7b7b4485..bf7aa7f198 100644
--- a/keyboards/marksard/leftover30/config.h
+++ b/keyboards/marksard/leftover30/config.h
@@ -17,17 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#include "config_common.h"
-
-/* Encoder */
-#define ENCODERS_PAD_A { F4 }
-#define ENCODERS_PAD_B { F5 }
-// #define ENCODER_DIRECTION_FLIP
-
-/* key matrix size */
-#define MATRIX_ROWS 8
-#define MATRIX_COLS 5
-
 /*
  * Keyboard Matrix Assignments
  *
@@ -62,51 +51,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define RGBLIGHT_EFFECT_RGB_TEST
 #define RGBLIGHT_EFFECT_ALTERNATING
 #define RGBLIGHT_EFFECT_TWINKLE
-/*== customize breathing effect ==*/
-  /*==== (DEFAULT) use fixed table instead of exp() and sin() ====*/
-  #define RGBLIGHT_BREATHE_TABLE_SIZE 256      // 256(default) or 128 or 64
-  /*==== use exp() and sin() ====*/
-  #define RGBLIGHT_EFFECT_BREATHE_CENTER 1.85  // 1 to 2.7
-  #define RGBLIGHT_EFFECT_BREATHE_MAX    255   // 0 to 255
 #endif
 
-/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
-#define DEBOUNCE 5
-
-/* define if matrix has ghost (lacks anti-ghosting diodes) */
-//#define MATRIX_HAS_GHOST
-
 /* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
 #define LOCKING_SUPPORT_ENABLE
 /* Locking resynchronize hack */
 #define LOCKING_RESYNC_ENABLE
 
-/* If defined, GRAVE_ESC will always act as ESC when CTRL is held.
- * This is userful for the Windows task manager shortcut (ctrl+shift+esc).
- */
-// #define GRAVE_ESC_CTRL_OVERRIDE
-
-/*
- * Force NKRO
- *
- * Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
- * state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
- * makefile for this to work.)
- *
- * If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
- * until the next keyboard reset.
- *
- * NKRO may prevent your keystrokes from being detected in the BIOS, but it is
- * fully operational during normal computer usage.
- *
- * For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
- * or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
- * bootmagic, NKRO mode will always be enabled until it is toggled again during a
- * power-up.
- *
- */
-//#define FORCE_NKRO
-
 /*
  * Feature disable options
  *  These options are also useful to firmware size reduction.
diff --git a/keyboards/marksard/leftover30/info.json b/keyboards/marksard/leftover30/info.json
index 61f2a92251..39de1d6bda 100644
--- a/keyboards/marksard/leftover30/info.json
+++ b/keyboards/marksard/leftover30/info.json
@@ -8,6 +8,13 @@
         "pid": "0xDFA8",
         "device_version": "0.0.1"
     },
+    "encoder": {
+        "rotary": [
+            {"pin_a": "F4", "pin_b": "F5"}
+        ]
+    },
+    "processor": "atmega32u4",
+    "bootloader": "caterina",
     "layouts": {
         "LAYOUT_all": {
             "layout": [
diff --git a/keyboards/marksard/leftover30/rules.mk b/keyboards/marksard/leftover30/rules.mk
index 1681487a94..9f1aa1c0bf 100644
--- a/keyboards/marksard/leftover30/rules.mk
+++ b/keyboards/marksard/leftover30/rules.mk
@@ -1,9 +1,3 @@
-# MCU name
-MCU = atmega32u4
-
-# Bootloader selection
-BOOTLOADER = caterina
-
 # Build Options
 #   change yes to no to disable
 #