1 files changed, 11 insertions, 3 deletions

diff --git a/common_features.mk b/common_features.mk
index 046f94d1d..c3b6fa916 100644
--- a/common_features.mk
+++ b/common_features.mk
@@ -114,7 +114,7 @@ ifeq ($(strip $(RGBLIGHT_ENABLE)), yes)
     endif
 endif
 
-VALID_MATRIX_TYPES := yes IS31FL3731 IS31FL3733 custom
+VALID_MATRIX_TYPES := yes IS31FL3731 IS31FL3733 IS31FL3737 custom
 
 LED_MATRIX_ENABLE ?= no
 ifneq ($(strip $(LED_MATRIX_ENABLE)), no)
@@ -135,6 +135,7 @@ ifeq ($(strip $(LED_MATRIX_ENABLE)), IS31FL3731)
 endif
 
 RGB_MATRIX_ENABLE ?= no
+
 ifneq ($(strip $(RGB_MATRIX_ENABLE)), no)
 ifeq ($(filter $(RGB_MATRIX_ENABLE),$(VALID_MATRIX_TYPES)),)
     $(error RGB_MATRIX_ENABLE="$(RGB_MATRIX_ENABLE)" is not a valid matrix type)
@@ -151,19 +152,26 @@ ifeq ($(strip $(RGB_MATRIX_ENABLE)), yes)
 endif
 
 ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3731)
-    OPT_DEFS += -DIS31FL3731
+    OPT_DEFS += -DIS31FL3731 -DSTM32_I2C -DHAL_USE_I2C=TRUE
     COMMON_VPATH += $(DRIVER_PATH)/issi
     SRC += is31fl3731.c
     SRC += i2c_master.c
 endif
 
 ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3733)
-    OPT_DEFS += -DIS31FL3733
+    OPT_DEFS += -DIS31FL3733 -DSTM32_I2C -DHAL_USE_I2C=TRUE
     COMMON_VPATH += $(DRIVER_PATH)/issi
     SRC += is31fl3733.c
     SRC += i2c_master.c
 endif
 
+ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3737)
+    OPT_DEFS += -DIS31FL3737 -DSTM32_I2C -DHAL_USE_I2C=TRUE
+    COMMON_VPATH += $(DRIVER_PATH)/issi
+    SRC += is31fl3737.c
+    SRC += i2c_master.c
+endif
+
 ifeq ($(strip $(TAP_DANCE_ENABLE)), yes)
     OPT_DEFS += -DTAP_DANCE_ENABLE
     SRC += $(QUANTUM_DIR)/process_keycode/process_tap_dance.c