Initial project setup

managed_components/espressif__tinyusb/hw/bsp/tm4c/family.mk

@@ -0,0 +1,28 @@
+include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
+
+MCU_VARIANT = tm4c${MCU_SUB_VARIANT}
+MCU_VARIANT_UPPER = TM4C${MCU_SUB_VARIANT}
+
+SDK_DIR = hw/mcu/ti/${MCU_VARIANT}xx
+
+CFLAGS += \
+  -flto \
+  -DCFG_TUSB_MCU=OPT_MCU_TM4C123 \
+  -uvectors \
+
+# mcu driver cause following warnings
+CFLAGS += -Wno-error=strict-prototypes -Wno-error=cast-qual
+
+LDFLAGS_GCC += --specs=nosys.specs --specs=nano.specs
+
+INC += \
+	$(TOP)/lib/CMSIS_5/CMSIS/Core/Include \
+	$(TOP)/$(SDK_DIR)/Include/${MCU_VARIANT_UPPER} \
+	$(TOP)/$(BOARD_PATH)
+
+SRC_C += \
+	src/portable/mentor/musb/dcd_musb.c \
+	src/portable/mentor/musb/hcd_musb.c \
+	$(SDK_DIR)/Source/system_${MCU_VARIANT_UPPER}.c \
+	$(SDK_DIR)/Source/GCC/${MCU_VARIANT}_startup.c