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-rw-r--r--keyboards/system76/launch_1/rules.mk33
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diff --git a/keyboards/system76/launch_1/rules.mk b/keyboards/system76/launch_1/rules.mk
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+# MCU name
+MCU = atmega32u4
+
+# CPU frequency divided by two since AVR is at 3.3 V
+F_CPU = 8000000
+
+# External oscillator is 16 MHz
+F_USB = 16000000
+
+# Bootloader selection
+BOOTLOADER = atmel-dfu
+
+# Build options
+# change yes to no to disable
+BOOTMAGIC_ENABLE = no # Bootmagic Lite
+MOUSEKEY_ENABLE = no # Mouse keys
+EXTRAKEY_ENABLE = yes # Audio control and system control
+CONSOLE_ENABLE = no # Console for debug
+COMMAND_ENABLE = no # Commands for debug and configuration
+DYNAMIC_KEYMAP_ENABLE = yes # Reconfigurable keyboard without flashing firmware
+NKRO_ENABLE = yes # USB N-key rollover
+RAW_ENABLE = yes # Raw HID commands (used by Keyboard Configurator)
+BACKLIGHT_ENABLE = no # RGB backlight (conflicts with RGB matrix)
+RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow
+RGB_MATRIX_ENABLE = yes # RGB matrix
+RGB_MATRIX_DRIVER = WS2812
+RGB_MATRIX_CUSTOM_KB = yes # Custom keyboard effects
+AUDIO_ENABLE = no # Audio output
+LTO_ENABLE = yes # Link-time optimization for smaller binary
+
+# Add System76 EC command interface as well as I2C and USB mux drivers
+SRC += system76_ec.c usb_mux.c
+QUANTUM_LIB_SRC += i2c_master.c