update flag names

quantum/config_common.h

@@ -125,6 +125,7 @@
     #endif
 
 #elif defined(PROTOCOL_CHIBIOS)
+  // Defines mapping for Proton C replacement
   #ifdef PROTON_CONVERSION
     // Left side (front)
     #define D3 PAL_LINE(GPIOA, 9)
@@ -154,7 +155,7 @@
     #define B2 PAL_LINE(GPIOB, 15)
     #define B6 PAL_LINE(GPIOB, 9)
 
-    // LEDs
+    // LEDs (only D5/C13 uses an actual LED)
     #define D5 PAL_LINE(GPIOC, 13)
     #define B0 PAL_LINE(GPIOC, 14)
   #else

quantum/stm32/proton_c.mk

@@ -1,3 +1,12 @@
+# Proton C MCU settings for converting AVR projects
+
+# These are defaults based on what has been implemented for ARM boards
+AUDIO_ENABLE = yes
+RGBLIGHT_ENABLE = no
+BACKLIGHT_ENABLE = no
+
+# The rest of these settings shouldn't change
+
 ## chip/board settings
 # - the next two should match the directories in
 #   <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
@@ -33,7 +42,3 @@ OPT_DEFS =
 
 # Options to pass to dfu-util when flashing
 DFU_ARGS = -d 0483:df11 -a 0 -s 0x08000000:leave
-
-RGBLIGHT_ENABLE = no
-AUDIO_ENABLE = yes
-BACKLIGHT_ENABLE = no