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authorRyan <fauxpark@gmail.com>2020-10-23 12:21:56 +1100
committerDrashna Jael're <drashna@live.com>2021-01-12 22:43:32 -0800
commit5cc304cb2be547f3afad6cdd3c465ec85069ae5d (patch)
tree7ef3567c20b89e7f01f152795608677225404400
parent2e58be9e1486b556062f07b247fd4d229b559a15 (diff)
Fix RGB matrix for ATmegaxxU2 (#10723)
-rw-r--r--common_features.mk4
1 files changed, 4 insertions, 0 deletions
diff --git a/common_features.mk b/common_features.mk
index d6e5a73db3..2e5b6df47c 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