SDK_DIR = hw/mcu/nxp/mcux-sdk
DEPS_SUBMODULES += $(SDK_DIR)

include $(TOP)/$(BOARD_PATH)/board.mk

CFLAGS += \
  -flto \
  -mthumb \
  -mabi=aapcs \
  -mcpu=cortex-m4 \
  -mfloat-abi=hard \
  -mfpu=fpv4-sp-d16 \
  -DCFG_TUSB_MCU=OPT_MCU_LPC54XXX \
  -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))' 

ifeq ($(PORT), 1)
  $(info "PORT1 High Speed")
  CFLAGS += -DBOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED

  # LPC55 Highspeed Port1 can only write to USB_SRAM region
  CFLAGS += -DCFG_TUSB_MEM_SECTION='__attribute__((section("m_usb_global")))'
else
  $(info "PORT0 Full Speed")
endif

# mcu driver cause following warnings
CFLAGS += -Wno-error=unused-parameter

MCU_DIR = $(SDK_DIR)/devices/$(MCU_VARIANT)

SRC_C += \
	src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c \
	$(MCU_DIR)/system_$(MCU_CORE).c \
	$(MCU_DIR)/drivers/fsl_clock.c \
	$(MCU_DIR)/drivers/fsl_power.c \
	$(MCU_DIR)/drivers/fsl_reset.c \
	$(SDK_DIR)/drivers/lpc_gpio/fsl_gpio.c \
	$(SDK_DIR)/drivers/flexcomm/fsl_flexcomm.c \
	$(SDK_DIR)/drivers/flexcomm/fsl_usart.c

INC += \
	$(TOP)/$(BOARD_PATH) \
	$(TOP)/$(MCU_DIR)/../../CMSIS/Include \
	$(TOP)/$(MCU_DIR) \
	$(TOP)/$(MCU_DIR)/drivers \
	$(TOP)/$(SDK_DIR)/drivers/common \
	$(TOP)/$(SDK_DIR)/drivers/flexcomm \
	$(TOP)/$(SDK_DIR)/drivers/lpc_iocon \
	$(TOP)/$(SDK_DIR)/drivers/lpc_gpio

SRC_S += $(MCU_DIR)/gcc/startup_$(MCU_CORE).S

# For freeRTOS port source
FREERTOS_PORT = ARM_CM4F