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-rw-r--r--common_features.mk11
1 files changed, 6 insertions, 5 deletions
diff --git a/common_features.mk b/common_features.mk
index 8e2747d5a..d03dbed09 100644
--- a/common_features.mk
+++ b/common_features.mk
@@ -265,14 +265,15 @@ endif
DEBOUNCE_DIR:= $(QUANTUM_DIR)/debounce
# Debounce Modules. If implemented in matrix.c, don't use these.
-ifeq ($(strip $(DEBOUNCE_TYPE)), custom)
- # Do nothing. do your debouncing in matrix.c
-else ifeq ($(strip $(DEBOUNCE_TYPE)), sym_g)
+DEBOUNCE_TYPE?= sym_g
+VALID_DEBOUNCE_TYPES := sym_g eager_pk custom
+ifeq ($(filter $(DEBOUNCE_TYPE),$(VALID_DEBOUNCE_TYPES)),)
+ $(error DEBOUNCE_TYPE="$(DEBOUNCE_TYPE)" is not a valid debounce algorithm)
+endif
+ifeq ($(strip $(DEBOUNCE_TYPE)), sym_g)
QUANTUM_SRC += $(DEBOUNCE_DIR)/debounce_sym_g.c
else ifeq ($(strip $(DEBOUNCE_TYPE)), eager_pk)
QUANTUM_SRC += $(DEBOUNCE_DIR)/debounce_eager_pk.c
-else # default algorithm. Won't be used if we have a custom_matrix that doesn't utilize it
- QUANTUM_SRC += $(DEBOUNCE_DIR)/debounce_sym_g.c
endif