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

2 files changed, 2 insertions, 6 deletions

diff --git a/keyboards/nightmare/info.json b/keyboards/nightmare/info.json
index 858bb5d8ab..30cdf63114 100644
--- a/keyboards/nightmare/info.json
+++ b/keyboards/nightmare/info.json
@@ -8,6 +8,8 @@
         "pid": "0x4E49",
         "device_version": "0.0.1"
     },
+    "processor": "atmega32u4",
+    "bootloader": "atmel-dfu",
     "layouts": {
         "LAYOUT_default": {
             "layout": [
diff --git a/keyboards/nightmare/rules.mk b/keyboards/nightmare/rules.mk
index 354f194ca2..309e55c9f4 100644
--- a/keyboards/nightmare/rules.mk
+++ b/keyboards/nightmare/rules.mk
@@ -1,9 +1,3 @@
-# MCU name
-MCU = atmega32u4
-
-# Bootloader selection
-BOOTLOADER = atmel-dfu
-
 # Build Options
 #   change yes to no to disable
 #