Adds the Proton C base project (#4224)

[qmk_firmware.git] / common_features.mk

diff --git a/common_features.mk b/common_features.mk
index 3fd8361a526cd09d43db6571cc04f0b96694e1ed..f44dfc47de1f918ebd74caaeeef808e96717b4f5 100644 (file)
--- a/common_features.mk
+++ b/common_features.mk
@@ -244,7 +244,7 @@ QUANTUM_SRC:= \
     $(QUANTUM_DIR)/keymap_common.c \
     $(QUANTUM_DIR)/keycode_config.c
 
-ifndef CUSTOM_MATRIX
+ifneq ($(strip $(CUSTOM_MATRIX)), yes)
     ifeq ($(strip $(SPLIT_KEYBOARD)), yes)
         QUANTUM_SRC += $(QUANTUM_DIR)/split_common/matrix.c
     else