xmc4500 led blinky, button ok

hw/bsp/xmc4000/family.mk

@@ -0,0 +1,37 @@
+UF2_FAMILY_ID = 0x00
+MCU_DIR = hw/mcu/infineon/mtb-xmclib-cat3
+
+#DEPS_SUBMODULES += $(MCU_DIR)
+
+include $(TOP)/$(BOARD_PATH)/board.mk
+
+CFLAGS += \
+  -flto \
+  -mthumb \
+  -mabi=aapcs \
+  -mcpu=cortex-m4 \
+  -mfloat-abi=hard \
+  -mfpu=fpv4-sp-d16 \
+  -nostdlib -nostartfiles \
+  -DCFG_TUSB_MCU=OPT_MCU_XMC4000
+
+# mcu driver cause following warnings
+#CFLAGS += -Wno-error=shadow -Wno-error=cast-align
+
+SRC_C += \
+	src/portable/synopsys/dwc2/dcd_dwc2.c \
+	$(MCU_DIR)/Newlib/syscalls.c \
+	$(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/system_$(MCU_VARIANT).c \
+	$(MCU_DIR)/XMCLib/src/xmc4_gpio.c \
+	$(MCU_DIR)/XMCLib/src/xmc4_scu.c
+
+SRC_S += $(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/TOOLCHAIN_GCC_ARM/startup_$(MCU_VARIANT).S
+
+INC += \
+  $(TOP)/$(BOARD_PATH) \
+	$(TOP)/$(MCU_DIR)/CMSIS/Core/Include \
+	$(TOP)/$(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Include \
+	$(TOP)/$(MCU_DIR)/XMCLib/inc
+
+# For freeRTOS port source
+FREERTOS_PORT = ARM_CM4F