diff --git a/keyboards/alko/cornedeon/cornedeon.c b/keyboards/alko/cornedeon/cornedeon.c
deleted file mode 100644
index ce51c90968..0000000000
--- a/keyboards/alko/cornedeon/cornedeon.c
+++ /dev/null
@@ -1,28 +0,0 @@
-#include "quantum.h"
-
-#ifdef RGB_MATRIX_ENABLE
-
-led_config_t g_led_config = { {
-    // Key Matrix to LED Index
-    // WS2812 LED strings are addressed from 0 (1st) to RGB_MATRIX_LED_COUNT-1 (last)
-    { 0,  1,  2,  3,   4,  5 },
-    { 6,  7,  8,  9,  10, 11 },  
-    { 12, 13, 14, 15, 16, 17 },
-    { 18, 19, 20, 21, 22, 23 }
-}, {
-    // LED Index to Physical Position
-    // **NB**: Reversed order
-    {224,64 }, {204,64 }, {184,64 }, {144,64 }, {124,64 }, {104,64 },
-    {224,44 }, {204,44 }, {184,44 }, {144,44 }, {124,44 }, {104,44 },
-    {224,24 }, {204,24 }, {184,24 }, {144,24 }, {124,24 }, {104,24 },
-    {224,0  }, {204,0  }, {184,0  }, {144,0  }, {124,0  }, {104,0 }
-}, {
-    // LED Index to Flag
-    // **NB**: Reversed order
-    4, 4, 4, 4, 4, 4,
-    1, 1, 1, 1, 1, 1,
-    1, 1, 1, 1, 1, 1,    
-    1, 1, 1, 1, 1, 1
-} };
-
-#endif  // RGB_MATRIX_ENABLE
diff --git a/keyboards/alko/cornedeon/info.json b/keyboards/alko/cornedeon/info.json
index 318d071952..cab4e69338 100644
--- a/keyboards/alko/cornedeon/info.json
+++ b/keyboards/alko/cornedeon/info.json
@@ -87,6 +87,71 @@
     "rgb_matrix": {
         "driver": "ws2812",
         "max_brightness": 120
+        "led_count": 60,
+        "split": true,
+        "split_count": [30, 30],
+        "layout": [
+            {"x": 85, "y": 16, "flags": 2},
+            {"x": 50, "y": 13, "flags": 2},
+            {"x": 16, "y": 20, "flags": 2},
+            {"x": 16, "y": 38, "flags": 2},
+            {"x": 50, "y": 48, "flags": 2},
+            {"x": 85, "y": 52, "flags": 2},
+            {"matrix": [3, 5], "x": 95, "y": 63, "flags": 1},
+            {"matrix": [2, 5], "x": 85, "y": 39, "flags": 4},
+            {"matrix": [1, 5], "x": 85, "y": 21, "flags": 4},
+            {"matrix": [0, 5], "x": 85, "y": 4, "flags": 4},
+            {"matrix": [0, 4], "x": 68, "y": 2, "flags": 4},
+            {"matrix": [1, 4], "x": 68, "y": 19, "flags": 4},
+            {"matrix": [2, 4], "x": 68, "y": 37, "flags": 4},
+            {"matrix": [3, 4], "x": 80, "y": 58, "flags": 1},
+            {"matrix": [3, 3], "x": 60, "y": 55, "flags": 1},
+            {"matrix": [2, 3], "x": 50, "y": 35, "flags": 4},
+            {"matrix": [1, 3], "x": 50, "y": 13, "flags": 4},
+            {"matrix": [0, 3], "x": 50, "y": 0, "flags": 4},
+            {"matrix": [0, 2], "x": 33, "y": 3, "flags": 4},
+            {"matrix": [1, 2], "x": 33, "y": 20, "flags": 4},
+            {"matrix": [2, 2], "x": 33, "y": 37, "flags": 4},
+            {"matrix": [2, 1], "x": 16, "y": 42, "flags": 4},
+            {"matrix": [1, 1], "x": 16, "y": 24, "flags": 4},
+            {"matrix": [0, 1], "x": 16, "y": 7, "flags": 4},
+            {"matrix": [0, 0], "x": 0, "y": 7, "flags": 1},
+            {"matrix": [1, 0], "x": 0, "y": 24, "flags": 1},
+            {"matrix": [2, 0], "x": 0, "y": 41, "flags": 1},
+            {"matrix": [3, 0], "x": 0, "y": 63, "flags": 1},
+            {"matrix": [3, 1], "x": 16, "y": 63, "flags": 1},
+            {"matrix": [3, 2], "x": 33, "y": 63, "flags": 1},
+            {"x": 139, "y": 16, "flags": 2},
+            {"x": 174, "y": 13, "flags": 2},
+            {"x": 208, "y": 20, "flags": 2},
+            {"x": 208, "y": 38, "flags": 2},
+            {"x": 174, "y": 48, "flags": 2},
+            {"x": 139, "y": 52, "flags": 2},
+            {"matrix": [7, 5], "x": 129, "y": 63, "flags": 1},
+            {"matrix": [6, 5], "x": 139, "y": 39, "flags": 4},
+            {"matrix": [5, 5], "x": 139, "y": 21, "flags": 4},
+            {"matrix": [4, 5], "x": 139, "y": 4, "flags": 4},
+            {"matrix": [4, 4], "x": 156, "y": 2, "flags": 4},
+            {"matrix": [5, 4], "x": 156, "y": 19, "flags": 4},
+            {"matrix": [6, 4], "x": 156, "y": 37, "flags": 4},
+            {"matrix": [7, 4], "x": 144, "y": 58, "flags": 1},
+            {"matrix": [7, 3], "x": 164, "y": 55, "flags": 1},
+            {"matrix": [6, 3], "x": 174, "y": 35, "flags": 4},
+            {"matrix": [5, 3], "x": 174, "y": 13, "flags": 4},
+            {"matrix": [4, 3], "x": 174, "y": 0, "flags": 4},
+            {"matrix": [4, 2], "x": 191, "y": 3, "flags": 4},
+            {"matrix": [5, 2], "x": 191, "y": 20, "flags": 4},
+            {"matrix": [6, 2], "x": 191, "y": 37, "flags": 4},
+            {"matrix": [6, 1], "x": 208, "y": 42, "flags": 4},
+            {"matrix": [5, 1], "x": 208, "y": 24, "flags": 4},
+            {"matrix": [4, 1], "x": 208, "y": 7, "flags": 4},
+            {"matrix": [4, 0], "x": 224, "y": 7, "flags": 1},
+            {"matrix": [5, 0], "x": 224, "y": 24, "flags": 1},
+            {"matrix": [6, 0], "x": 224, "y": 41, "flags": 1},
+            {"matrix": [7, 0], "x": 224, "y": 63, "flags": 1},
+            {"matrix": [7, 1], "x": 208, "y": 63, "flags": 1},
+            {"matrix": [7, 2], "x": 191, "y": 63, "flags": 1}
+        ],
     },
     "rgblight": {
         "max_brightness": 120
diff --git a/keyboards/alko/cornedeon/keymaps/vial/rules.mk b/keyboards/alko/cornedeon/keymaps/vial/rules.mk
index 277d5a1b01..90a728391e 100644
--- a/keyboards/alko/cornedeon/keymaps/vial/rules.mk
+++ b/keyboards/alko/cornedeon/keymaps/vial/rules.mk
@@ -4,6 +4,7 @@ LTO_ENABLE          = no
 
 RGBLIGHT_ENABLE     = no
 RGB_MATRIX_ENABLE   = yes # Can't have RGBLIGHT and RGB_MATRIX at the same time.
+VIALRGB_ENABLE      = yes
 MOUSEKEY_ENABLE     = yes
 OLED_ENABLE         = no
 OLED_DRIVER         = SSD1306
diff --git a/keyboards/alko/cornedeon/keymaps/vial/vial.json b/keyboards/alko/cornedeon/keymaps/vial/vial.json
index 20dff70668..de2e6f7b1f 100644
--- a/keyboards/alko/cornedeon/keymaps/vial/vial.json
+++ b/keyboards/alko/cornedeon/keymaps/vial/vial.json
@@ -1,7 +1,5 @@
 {
-  "lighting": {
-      "extends": "qmk_rgblight"
-  },
+  "lighting": "vialrgb",
   "matrix": { "rows": 8, "cols": 6 },
   "layouts": {
       "keymap": [
diff --git a/keyboards/alko/cornedeon/rev2/config.h b/keyboards/alko/cornedeon/rev2/config.h
index 556e53d774..0bffc24381 100644
--- a/keyboards/alko/cornedeon/rev2/config.h
+++ b/keyboards/alko/cornedeon/rev2/config.h
@@ -3,13 +3,14 @@
 
 #pragma once
 
-#define SERIAL_USART_FULL_DUPLEX
+//#define SERIAL_USART_FULL_DUPLEX
+//#define SERIAL_USART_RX_PIN GP2
 #define SERIAL_USART_TX_PIN GP1
-#define SERIAL_USART_RX_PIN GP2
+//#define SOFT_SERIAL_PIN GP1
 
 /* RP2040- and hardware-specific config */
 #define RP2040_BOOTLOADER_DOUBLE_TAP_RESET // Activates the double-tap behavior
 #define RP2040_BOOTLOADER_DOUBLE_TAP_RESET_TIMEOUT 500U
 #define PICO_XOSC_STARTUP_DELAY_MULTIPLIER 64
 
-#define SPLIT_HAND_PIN GP8
+//#define SPLIT_HAND_PIN GP8
diff --git a/keyboards/alko/cornedeon/rev2/keyboard.json b/keyboards/alko/cornedeon/rev2/keyboard.json
index 7f1772f287..1a830d24ed 100644
--- a/keyboards/alko/cornedeon/rev2/keyboard.json
+++ b/keyboards/alko/cornedeon/rev2/keyboard.json
@@ -33,9 +33,12 @@
         "enabled": true,
         "bootmagic": {
             "matrix": [4, 1]
-        }
+        },
+        "handedness": {
+            "pin": "GP8"
+        },
         "serial": {
-            "driver": "vendor"        
+            "driver": "vendor"
         },
         "transport": {
             "sync": {
@@ -128,10 +131,6 @@
         }
     },
     "rgb_matrix": {
-        "driver": "ws2812",
-        "led_count": 60,
-        "split_count": [30, 30],
-        "max_brightness": 120,
         "animations": {
             "alphas_mods": true,
             "gradient_up_down": true,