initial commit

third_party/tinyusb/hw/bsp/nrf/boards/nrf5340dk/board.mk

@@ -0,0 +1,12 @@
+MCU_VARIANT = nrf5340
+CFLAGS += -DNRF5340_XXAA -DNRF5340_XXAA_APPLICATION
+
+# enable max3421 host driver for this board
+MAX3421_HOST = 1
+
+# caused by void SystemStoreFICRNS() (without void) in system_nrf5340_application.c
+CFLAGS += -Wno-error=strict-prototypes
+
+# flash using jlink
+JLINK_DEVICE = nrf5340_xxaa_app
+flash: flash-jlink