Migrate `MCU` and `BOOTLOADER` to data-driven (#19529)

2 files changed, 2 insertions, 7 deletions

diff --git a/keyboards/keystonecaps/gameroyadvance/info.json b/keyboards/keystonecaps/gameroyadvance/info.json
index 33e62ed20c..4b0227fedf 100644
--- a/keyboards/keystonecaps/gameroyadvance/info.json
+++ b/keyboards/keystonecaps/gameroyadvance/info.json
@@ -8,6 +8,8 @@
         "pid": "0x6060",
         "device_version": "0.0.1"
     },
+    "processor": "atmega32u4",
+    "bootloader": "caterina",
     "layouts": {
         "LAYOUT": {
             "layout": [
diff --git a/keyboards/keystonecaps/gameroyadvance/rules.mk b/keyboards/keystonecaps/gameroyadvance/rules.mk
index be3b8b9a61..2a8d8c7bce 100644
--- a/keyboards/keystonecaps/gameroyadvance/rules.mk
+++ b/keyboards/keystonecaps/gameroyadvance/rules.mk
@@ -1,10 +1,3 @@
-# MCU name
-MCU = atmega32u4
-
-# Bootloader selection
-BOOTLOADER = caterina # For Pro Micro
-# BOOTLOADER = qmk-dfu # For Elite-C
-
 # Build Options
 #   change yes to no to disable
 #