LD_FILE = boards/samd51x19-bootloader-external-flash.ld
USB_VID = 0x239A
USB_PID = 0x8021
USB_PRODUCT = "Metro M4 Express Rev B (Black)"
USB_MANUFACTURER = "Adafruit Industries LLC"

SPI_FLASH_FILESYSTEM = 1

CHIP_VARIANT = SAMD51J19A
CHIP_FAMILY = samd51