nuttx/boards/arm/nrf52/nrf52840-dk/configs
..
adc
buttons
cdcacm
composite
highpri
ieee802154_6lowpan
ieee802154_mac
mcuboot_app
mcuboot_loader
nsh
ostest_tickless
pwm
qspi
rndis
sdc
sdc_nimble
sx127x
timer