Merge branch 'master' of https://github.com/t123yh/tinyusb into t123yh-master

examples/rules.mk

@@ -182,6 +182,13 @@ flash-jlink: $(BUILD)/$(PROJECT).hex
 flash-stlink: $(BUILD)/$(PROJECT).elf
 	STM32_Programmer_CLI --connect port=swd --write $< --go
 
+$(BUILD)/$(PROJECT)-sunxi.bin: $(BUILD)/$(PROJECT).bin
+	$(PYTHON) $(TOP)/tools/mksunxi.py $< $@
+
+flash-xfel: $(BUILD)/$(PROJECT)-sunxi.bin
+	xfel spinor write 0 $<
+	xfel reset
+
 # Flash using pyocd
 PYOCD_OPTION ?=
 flash-pyocd: $(BUILD)/$(PROJECT).hex