# # This file is part of the MicroPython project, http://micropython.org/ # # The MIT License (MIT) # # SPDX-FileCopyrightText: Copyright (c) 2019 Dan Halbert for Adafruit Industries # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. # Boards default to all modules enabled (with exceptions) # Manually disable by overriding in #mpconfigboard.mk # Smaller builds can be forced for resource constrained chips (typically SAMD21s # without external flash) by setting CIRCUITPY_FULL_BUILD=0. Avoid using this # for merely incomplete ports, as it changes settings in other files. CIRCUITPY_FULL_BUILD ?= 1 CFLAGS += -DCIRCUITPY_FULL_BUILD=$(CIRCUITPY_FULL_BUILD) # async/await language keyword support MICROPY_PY_ASYNC_AWAIT ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DMICROPY_PY_ASYNC_AWAIT=$(MICROPY_PY_ASYNC_AWAIT) CIRCUITPY_AESIO ?= 0 CFLAGS += -DCIRCUITPY_AESIO=$(CIRCUITPY_AESIO) # TODO: CIRCUITPY_ALARM will gradually be added to # as many ports as possible # so make this 1 or CIRCUITPY_FULL_BUILD eventually CIRCUITPY_ALARM ?= 0 CFLAGS += -DCIRCUITPY_ALARM=$(CIRCUITPY_ALARM) CIRCUITPY_ANALOGIO ?= 1 CFLAGS += -DCIRCUITPY_ANALOGIO=$(CIRCUITPY_ANALOGIO) CIRCUITPY_AUDIOBUSIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_AUDIOBUSIO=$(CIRCUITPY_AUDIOBUSIO) # Some boards have PDMIn but do not implement I2SOut. CIRCUITPY_AUDIOBUSIO_I2SOUT ?= $(CIRCUITPY_AUDIOBUSIO) CFLAGS += -DCIRCUITPY_AUDIOBUSIO_I2SOUT=$(CIRCUITPY_AUDIOBUSIO_I2SOUT) # Likewise, some boards have I2SOut but do not implement PDMIn. CIRCUITPY_AUDIOBUSIO_PDMIN ?= $(CIRCUITPY_AUDIOBUSIO) CFLAGS += -DCIRCUITPY_AUDIOBUSIO_PDMIN=$(CIRCUITPY_AUDIOBUSIO_PDMIN) CIRCUITPY_AUDIOIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_AUDIOIO=$(CIRCUITPY_AUDIOIO) CIRCUITPY_AUDIOPWMIO ?= 0 CFLAGS += -DCIRCUITPY_AUDIOPWMIO=$(CIRCUITPY_AUDIOPWMIO) ifndef CIRCUITPY_AUDIOCORE ifeq ($(CIRCUITPY_AUDIOPWMIO),1) CIRCUITPY_AUDIOCORE = $(CIRCUITPY_AUDIOPWMIO) else CIRCUITPY_AUDIOCORE = $(CIRCUITPY_AUDIOIO) endif endif CFLAGS += -DCIRCUITPY_AUDIOCORE=$(CIRCUITPY_AUDIOCORE) CIRCUITPY_AUDIOMIXER ?= $(CIRCUITPY_AUDIOIO) CFLAGS += -DCIRCUITPY_AUDIOMIXER=$(CIRCUITPY_AUDIOMIXER) ifndef CIRCUITPY_AUDIOMP3 ifeq ($(CIRCUITPY_FULL_BUILD),1) CIRCUITPY_AUDIOMP3 = $(CIRCUITPY_AUDIOCORE) else CIRCUITPY_AUDIOMP3 = 0 endif endif CFLAGS += -DCIRCUITPY_AUDIOMP3=$(CIRCUITPY_AUDIOMP3) CIRCUITPY_BINASCII ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_BINASCII=$(CIRCUITPY_BINASCII) CIRCUITPY_BITBANG_APA102 ?= 0 CFLAGS += -DCIRCUITPY_BITBANG_APA102=$(CIRCUITPY_BITBANG_APA102) CIRCUITPY_BITBANGIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_BITBANGIO=$(CIRCUITPY_BITBANGIO) CIRCUITPY_BITOPS ?= 0 CFLAGS += -DCIRCUITPY_BITOPS=$(CIRCUITPY_BITOPS) # _bleio can be supported on most any board via HCI CIRCUITPY_BLEIO_HCI ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_BLEIO_HCI=$(CIRCUITPY_BLEIO_HCI) # Explicitly enabled for boards that support _bleio. CIRCUITPY_BLEIO ?= $(CIRCUITPY_BLEIO_HCI) CFLAGS += -DCIRCUITPY_BLEIO=$(CIRCUITPY_BLEIO) CIRCUITPY_BLE_FILE_SERVICE ?= 0 CFLAGS += -DCIRCUITPY_BLE_FILE_SERVICE=$(CIRCUITPY_BLE_FILE_SERVICE) CIRCUITPY_BOARD ?= 1 CFLAGS += -DCIRCUITPY_BOARD=$(CIRCUITPY_BOARD) CIRCUITPY_BUSDEVICE ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_BUSDEVICE=$(CIRCUITPY_BUSDEVICE) CIRCUITPY_BUILTINS_POW3 ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_BUILTINS_POW3=$(CIRCUITPY_BUILTINS_POW3) CIRCUITPY_BUSIO ?= 1 CFLAGS += -DCIRCUITPY_BUSIO=$(CIRCUITPY_BUSIO) # These two flags pretend to implement their class but raise a ValueError due to # unsupported pins. This should be used sparingly on boards that don't break out # generic IO but need parts of busio. CIRCUITPY_BUSIO_SPI ?= 1 CFLAGS += -DCIRCUITPY_BUSIO_SPI=$(CIRCUITPY_BUSIO_SPI) CIRCUITPY_BUSIO_UART ?= 1 CFLAGS += -DCIRCUITPY_BUSIO_UART=$(CIRCUITPY_BUSIO_UART) CIRCUITPY_CAMERA ?= 0 CFLAGS += -DCIRCUITPY_CAMERA=$(CIRCUITPY_CAMERA) CIRCUITPY_CANIO ?= 0 CFLAGS += -DCIRCUITPY_CANIO=$(CIRCUITPY_CANIO) CIRCUITPY_DIGITALIO ?= 1 CFLAGS += -DCIRCUITPY_DIGITALIO=$(CIRCUITPY_DIGITALIO) CIRCUITPY_COMPUTED_GOTO_SAVE_SPACE ?= 0 CFLAGS += -DCIRCUITPY_COMPUTED_GOTO_SAVE_SPACE=$(CIRCUITPY_COMPUTED_GOTO_SAVE_SPACE) CIRCUITPY_CONSOLE_UART ?= 0 CFLAGS += -DCIRCUITPY_CONSOLE_UART=$(CIRCUITPY_CONSOLE_UART) CIRCUITPY_COUNTIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_COUNTIO=$(CIRCUITPY_COUNTIO) CIRCUITPY_DISPLAYIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_DISPLAYIO=$(CIRCUITPY_DISPLAYIO) # bitmaptools and framebufferio rely on displayio ifeq ($(CIRCUITPY_DISPLAYIO),1) CIRCUITPY_BITMAPTOOLS ?= $(CIRCUITPY_FULL_BUILD) CIRCUITPY_FRAMEBUFFERIO ?= $(CIRCUITPY_FULL_BUILD) CIRCUITPY_VECTORIO ?= 1 else CIRCUITPY_BITMAPTOOLS ?= 0 CIRCUITPY_FRAMEBUFFERIO ?= 0 CIRCUITPY_VECTORIO ?= 0 endif CFLAGS += -DCIRCUITPY_BITMAPTOOLS=$(CIRCUITPY_BITMAPTOOLS) CFLAGS += -DCIRCUITPY_FRAMEBUFFERIO=$(CIRCUITPY_FRAMEBUFFERIO) CFLAGS += -DCIRCUITPY_VECTORIO=$(CIRCUITPY_VECTORIO) CIRCUITPY_DUALBANK ?= 0 CFLAGS += -DCIRCUITPY_DUALBANK=$(CIRCUITPY_DUALBANK) # Enabled micropython.native decorator (experimental) CIRCUITPY_ENABLE_MPY_NATIVE ?= 0 CFLAGS += -DCIRCUITPY_ENABLE_MPY_NATIVE=$(CIRCUITPY_ENABLE_MPY_NATIVE) CIRCUITPY_ERRNO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_ERRNO=$(CIRCUITPY_ERRNO) # CIRCUITPY_ESPIDF is handled in the esp32s2 tree. # Only for ESP32S chips. # Assume not a ESP build. CIRCUITPY_ESPIDF ?= 0 CFLAGS += -DCIRCUITPY_ESPIDF=$(CIRCUITPY_ESPIDF) CIRCUITPY__EVE ?= 0 CFLAGS += -DCIRCUITPY__EVE=$(CIRCUITPY__EVE) CIRCUITPY_FREQUENCYIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_FREQUENCYIO=$(CIRCUITPY_FREQUENCYIO) CIRCUITPY_GAMEPADSHIFT ?= 0 CFLAGS += -DCIRCUITPY_GAMEPADSHIFT=$(CIRCUITPY_GAMEPADSHIFT) CIRCUITPY_GETPASS ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_GETPASS=$(CIRCUITPY_GETPASS) CIRCUITPY_GNSS ?= 0 CFLAGS += -DCIRCUITPY_GNSS=$(CIRCUITPY_GNSS) CIRCUITPY_I2CPERIPHERAL ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_I2CPERIPHERAL=$(CIRCUITPY_I2CPERIPHERAL) CIRCUITPY_IMAGECAPTURE ?= 0 CFLAGS += -DCIRCUITPY_IMAGECAPTURE=$(CIRCUITPY_IMAGECAPTURE) CIRCUITPY_IPADDRESS ?= $(CIRCUITPY_WIFI) CFLAGS += -DCIRCUITPY_IPADDRESS=$(CIRCUITPY_IPADDRESS) CIRCUITPY_JSON ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_JSON=$(CIRCUITPY_JSON) CIRCUITPY_KEYPAD ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_KEYPAD=$(CIRCUITPY_KEYPAD) CIRCUITPY_MATH ?= 1 CFLAGS += -DCIRCUITPY_MATH=$(CIRCUITPY_MATH) CIRCUITPY_MEMORYMONITOR ?= 0 CFLAGS += -DCIRCUITPY_MEMORYMONITOR=$(CIRCUITPY_MEMORYMONITOR) CIRCUITPY_MICROCONTROLLER ?= 1 CFLAGS += -DCIRCUITPY_MICROCONTROLLER=$(CIRCUITPY_MICROCONTROLLER) CIRCUITPY_MSGPACK ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_MSGPACK=$(CIRCUITPY_MSGPACK) CIRCUITPY_NEOPIXEL_WRITE ?= 1 CFLAGS += -DCIRCUITPY_NEOPIXEL_WRITE=$(CIRCUITPY_NEOPIXEL_WRITE) CIRCUITPY_NVM ?= 1 CFLAGS += -DCIRCUITPY_NVM=$(CIRCUITPY_NVM) CIRCUITPY_ONEWIREIO ?= $(CIRCUITPY_BUSIO) CFLAGS += -DCIRCUITPY_ONEWIREIO=$(CIRCUITPY_ONEWIREIO) CIRCUITPY_OS ?= 1 CFLAGS += -DCIRCUITPY_OS=$(CIRCUITPY_OS) CIRCUITPY_PEW ?= 0 CFLAGS += -DCIRCUITPY_PEW=$(CIRCUITPY_PEW) CIRCUITPY_PIXELBUF ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_PIXELBUF=$(CIRCUITPY_PIXELBUF) # Only for SAMD boards for the moment CIRCUITPY_PS2IO ?= 0 CFLAGS += -DCIRCUITPY_PS2IO=$(CIRCUITPY_PS2IO) CIRCUITPY_PULSEIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_PULSEIO=$(CIRCUITPY_PULSEIO) CIRCUITPY_PWMIO ?= 1 CFLAGS += -DCIRCUITPY_PWMIO=$(CIRCUITPY_PWMIO) CIRCUITPY_QRIO ?= $(CIRCUITPY_IMAGECAPTURE) CFLAGS += -DCIRCUITPY_QRIO=$(CIRCUITPY_QRIO) CIRCUITPY_RAINBOWIO ?= 1 CFLAGS += -DCIRCUITPY_RAINBOWIO=$(CIRCUITPY_RAINBOWIO) CIRCUITPY_RANDOM ?= 1 CFLAGS += -DCIRCUITPY_RANDOM=$(CIRCUITPY_RANDOM) CIRCUITPY_RE ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_RE=$(CIRCUITPY_RE) # Should busio.I2C() check for pullups? # Some boards in combination with certain peripherals may not want this. CIRCUITPY_REQUIRE_I2C_PULLUPS ?= 1 CFLAGS += -DCIRCUITPY_REQUIRE_I2C_PULLUPS=$(CIRCUITPY_REQUIRE_I2C_PULLUPS) # CIRCUITPY_RP2PIO is handled in the raspberrypi tree. # Only for rp2 chips. # Assume not a rp2 build. CIRCUITPY_RP2PIO ?= 0 CFLAGS += -DCIRCUITPY_RP2PIO=$(CIRCUITPY_RP2PIO) CIRCUITPY_RGBMATRIX ?= 0 CFLAGS += -DCIRCUITPY_RGBMATRIX=$(CIRCUITPY_RGBMATRIX) CIRCUITPY_ROTARYIO ?= 1 CFLAGS += -DCIRCUITPY_ROTARYIO=$(CIRCUITPY_ROTARYIO) CIRCUITPY_ROTARYIO_SOFTENCODER ?= 0 CFLAGS += -DCIRCUITPY_ROTARYIO_SOFTENCODER=$(CIRCUITPY_ROTARYIO_SOFTENCODER) CIRCUITPY_RTC ?= 1 CFLAGS += -DCIRCUITPY_RTC=$(CIRCUITPY_RTC) # CIRCUITPY_SAMD is handled in the atmel-samd tree. # Only for SAMD chips. # Assume not a SAMD build. CIRCUITPY_SAMD ?= 0 CFLAGS += -DCIRCUITPY_SAMD=$(CIRCUITPY_SAMD) CIRCUITPY_SDCARDIO ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_SDCARDIO=$(CIRCUITPY_SDCARDIO) CIRCUITPY_SDIOIO ?= 0 CFLAGS += -DCIRCUITPY_SDIOIO=$(CIRCUITPY_SDIOIO) CIRCUITPY_SERIAL_BLE ?= 0 CFLAGS += -DCIRCUITPY_SERIAL_BLE=$(CIRCUITPY_SERIAL_BLE) CIRCUITPY_SHARPDISPLAY ?= $(CIRCUITPY_FRAMEBUFFERIO) CFLAGS += -DCIRCUITPY_SHARPDISPLAY=$(CIRCUITPY_SHARPDISPLAY) CIRCUITPY_SOCKETPOOL ?= $(CIRCUITPY_WIFI) CFLAGS += -DCIRCUITPY_SOCKETPOOL=$(CIRCUITPY_SOCKETPOOL) CIRCUITPY_SSL ?= $(CIRCUITPY_WIFI) CFLAGS += -DCIRCUITPY_SSL=$(CIRCUITPY_SSL) # Currently always off. CIRCUITPY_STAGE ?= 0 CFLAGS += -DCIRCUITPY_STAGE=$(CIRCUITPY_STAGE) CIRCUITPY_STORAGE ?= 1 CFLAGS += -DCIRCUITPY_STORAGE=$(CIRCUITPY_STORAGE) CIRCUITPY_STRUCT ?= 1 CFLAGS += -DCIRCUITPY_STRUCT=$(CIRCUITPY_STRUCT) CIRCUITPY_SUPERVISOR ?= 1 CFLAGS += -DCIRCUITPY_SUPERVISOR=$(CIRCUITPY_SUPERVISOR) CIRCUITPY_SYNTHIO ?= $(CIRCUITPY_AUDIOCORE) CFLAGS += -DCIRCUITPY_SYNTHIO=$(CIRCUITPY_SYNTHIO) CIRCUITPY_TERMINALIO ?= $(CIRCUITPY_DISPLAYIO) CFLAGS += -DCIRCUITPY_TERMINALIO=$(CIRCUITPY_TERMINALIO) CIRCUITPY_TIME ?= 1 CFLAGS += -DCIRCUITPY_TIME=$(CIRCUITPY_TIME) # touchio might be native or generic. See circuitpy_defns.mk. CIRCUITPY_TOUCHIO_USE_NATIVE ?= 0 CFLAGS += -DCIRCUITPY_TOUCHIO_USE_NATIVE=$(CIRCUITPY_TOUCHIO_USE_NATIVE) CIRCUITPY_TOUCHIO ?= 1 CFLAGS += -DCIRCUITPY_TOUCHIO=$(CIRCUITPY_TOUCHIO) CIRCUITPY_TRACEBACK ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_TRACEBACK=$(CIRCUITPY_TRACEBACK) # For debugging. CIRCUITPY_UHEAP ?= 0 CFLAGS += -DCIRCUITPY_UHEAP=$(CIRCUITPY_UHEAP) CIRCUITPY_USB ?= 1 CFLAGS += -DCIRCUITPY_USB=$(CIRCUITPY_USB) # Compute these value once, so the shell command is not reinvoked many times. USB_NUM_ENDPOINT_PAIRS_5_OR_GREATER := $(shell expr $(USB_NUM_ENDPOINT_PAIRS) '>=' 5) USB_NUM_ENDPOINT_PAIRS_8_OR_GREATER := $(shell expr $(USB_NUM_ENDPOINT_PAIRS) '>=' 8) # Some chips may not support the same number of IN or OUT endpoints as pairs. # For instance, the ESP32-S2 only supports 5 IN endpoints at once, even though # it has 7 endpoint pairs. USB_NUM_IN_ENDPOINTS ?= $(USB_NUM_ENDPOINT_PAIRS) CFLAGS += -DUSB_NUM_IN_ENDPOINTS=$(USB_NUM_IN_ENDPOINTS) USB_NUM_OUT_ENDPOINTS ?= $(USB_NUM_ENDPOINT_PAIRS) CFLAGS += -DUSB_NUM_OUT_ENDPOINTS=$(USB_NUM_OUT_ENDPOINTS) CIRCUITPY_USB_CDC ?= $(CIRCUITPY_USB) CFLAGS += -DCIRCUITPY_USB_CDC=$(CIRCUITPY_USB_CDC) CIRCUITPY_USB_CDC_CONSOLE_ENABLED_DEFAULT ?= 1 CFLAGS += -DCIRCUITPY_USB_CDC_CONSOLE_ENABLED_DEFAULT=$(CIRCUITPY_USB_CDC_CONSOLE_ENABLED_DEFAULT) CIRCUITPY_USB_CDC_DATA_ENABLED_DEFAULT ?= 0 CFLAGS += -DCIRCUITPY_USB_CDC_DATA_ENABLED_DEFAULT=$(CIRCUITPY_USB_CDC_DATA_ENABLED_DEFAULT) # HID is available by default, but is not turned on if there are fewer than 5 endpoints. CIRCUITPY_USB_HID ?= $(CIRCUITPY_USB) CFLAGS += -DCIRCUITPY_USB_HID=$(CIRCUITPY_USB_HID) CIRCUITPY_USB_HID_ENABLED_DEFAULT ?= $(USB_NUM_ENDPOINT_PAIRS_5_OR_GREATER) CFLAGS += -DCIRCUITPY_USB_HID_ENABLED_DEFAULT=$(CIRCUITPY_USB_HID_ENABLED_DEFAULT) # MIDI is available by default, but is not turned on if there are fewer than 8 endpoints. CIRCUITPY_USB_MIDI ?= $(CIRCUITPY_USB) CFLAGS += -DCIRCUITPY_USB_MIDI=$(CIRCUITPY_USB_MIDI) CIRCUITPY_USB_MIDI_ENABLED_DEFAULT ?= $(USB_NUM_ENDPOINT_PAIRS_8_OR_GREATER) CFLAGS += -DCIRCUITPY_USB_MIDI_ENABLED_DEFAULT=$(CIRCUITPY_USB_MIDI_ENABLED_DEFAULT) CIRCUITPY_USB_MSC ?= $(CIRCUITPY_USB) CFLAGS += -DCIRCUITPY_USB_MSC=$(CIRCUITPY_USB_MSC) CIRCUITPY_USB_MSC_ENABLED_DEFAULT ?= $(CIRCUITPY_USB_MSC) CFLAGS += -DCIRCUITPY_USB_MSC_ENABLED_DEFAULT=$(CIRCUITPY_USB_MSC_ENABLED_DEFAULT) # Defaulting this to OFF initially because it has only been tested on a # limited number of platforms, and the other platforms do not have this # setting in their mpconfigport.mk and/or mpconfigboard.mk files yet. CIRCUITPY_USB_VENDOR ?= 0 CFLAGS += -DCIRCUITPY_USB_VENDOR=$(CIRCUITPY_USB_VENDOR) ifndef USB_NUM_ENDPOINT_PAIRS $(error "USB_NUM_ENDPOINT_PAIRS (number of USB endpoint pairs)must be defined") endif CFLAGS += -DUSB_NUM_ENDPOINT_PAIRS=$(USB_NUM_ENDPOINT_PAIRS) # For debugging. CIRCUITPY_USTACK ?= 0 CFLAGS += -DCIRCUITPY_USTACK=$(CIRCUITPY_USTACK) # ulab numerics library CIRCUITPY_ULAB ?= $(CIRCUITPY_FULL_BUILD) CFLAGS += -DCIRCUITPY_ULAB=$(CIRCUITPY_ULAB) # watchdog hardware support CIRCUITPY_WATCHDOG ?= 0 CFLAGS += -DCIRCUITPY_WATCHDOG=$(CIRCUITPY_WATCHDOG) CIRCUITPY_WIFI ?= 0 CFLAGS += -DCIRCUITPY_WIFI=$(CIRCUITPY_WIFI)