circuitpython/py/circuitpy_mpconfig.mk
Scott Shawcroft 0fadf028ef
Create first BLE-only board, Micro:Bit v2
This fixes build issues with USB off, tweaks the README to allow
for BLE-only boards and adds the Micro:Bit v2 definition.

Fixes #4546
2021-07-14 09:55:51 -07:00

403 lines
13 KiB
Makefile

#
# 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=$(CIRCUITPY_BUSIO)
CIRCUITPY_BUSIO_SPI ?= 1
CFLAGS += -DCIRCUITPY_BUSIO_SPI=$(CIRCUITPY_BUSIO_SPI)
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_GAMEPAD ?= 0
CFLAGS += -DCIRCUITPY_GAMEPAD=$(CIRCUITPY_GAMEPAD)
CIRCUITPY_GAMEPADSHIFT ?= 0
CFLAGS += -DCIRCUITPY_GAMEPADSHIFT=$(CIRCUITPY_GAMEPADSHIFT)
CIRCUITPY_GNSS ?= 0
CFLAGS += -DCIRCUITPY_GNSS=$(CIRCUITPY_GNSS)
CIRCUITPY_I2CPERIPHERAL ?= $(CIRCUITPY_FULL_BUILD)
CFLAGS += -DCIRCUITPY_I2CPERIPHERAL=$(CIRCUITPY_I2CPERIPHERAL)
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=$(CIRCUITPY_NEOPIXEL_WRITE)
# Enabled on SAMD51. Won't fit on SAMD21 builds. Not tested on nRF or STM32F4 builds.
CIRCUITPY_NETWORK ?= 0
CFLAGS += -DCIRCUITPY_NETWORK=$(CIRCUITPY_NETWORK)
CIRCUITPY_NVM ?= 1
CFLAGS += -DCIRCUITPY_NVM=$(CIRCUITPY_NVM)
CIRCUITPY_OS ?= 1
CFLAGS += -DCIRCUITPY_OS=$(CIRCUITPY_OS)
CIRCUITPY_IMAGECAPTURE ?= 0
CFLAGS += -DCIRCUITPY_IMAGECAPTURE=$(CIRCUITPY_IMAGECAPTURE)
CIRCUITPY_PEW ?= 0
CFLAGS += -DCIRCUITPY_PEW=$(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=$(CIRCUITPY_PWMIO)
CIRCUITPY_RAINBOWIO ?= 1
CFLAGS += -DCIRCUITPY_RAINBOWIO=$(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=$(CIRCUITPY_TOUCHIO)
# For debugging.
CIRCUITPY_UHEAP ?= 0
CFLAGS += -DCIRCUITPY_UHEAP=$(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)