diff options
| -rw-r--r-- | common_features.mk | 4 | 
1 files changed, 4 insertions, 0 deletions
| diff --git a/common_features.mk b/common_features.mk index e0ae1d74c1..5f232d5f0d 100644 --- a/common_features.mk +++ b/common_features.mk @@ -184,6 +184,10 @@ ifeq ($(filter $(RGB_MATRIX_ENABLE),$(VALID_MATRIX_TYPES)),)      $(error RGB_MATRIX_ENABLE="$(RGB_MATRIX_ENABLE)" is not a valid matrix type)  endif      OPT_DEFS += -DRGB_MATRIX_ENABLE +ifneq (,$(filter $(MCU), atmega16u2 atmega32u2)) +    # ATmegaxxU2 does not have hardware MUL instruction - lib8tion must be told to use software multiplication routines +    OPT_DEFS += -DLIB8_ATTINY +endif      SRC += $(QUANTUM_DIR)/color.c      SRC += $(QUANTUM_DIR)/rgb_matrix.c      SRC += $(QUANTUM_DIR)/rgb_matrix_drivers.c | 
