Add frdm-mcxw71 support

tutorials/nxp/frdm-mcxw71/minimal/Makefile

@@ -0,0 +1,43 @@
+# Environment setup: https://mongoose.ws/documentation/tutorials/tools/
+
+MGDIR = ../../../..
+
+CFLAGS  = -W -Wall -Wextra -Werror -Wundef -Wshadow -Wdouble-promotion
+CFLAGS += -Wformat-truncation -fno-common -Wno-conversion -Wno-sign-conversion
+CFLAGS += -g3 -Os -ffunction-sections -fdata-sections
+CFLAGS += -I. -I$(MGDIR) -Icmsis_core/CMSIS/Core/Include
+CFLAGS += -Icmsis_mcxw71/MCXW/MCXW716C -Icmsis_mcxw71/MCXW/periph2
+CFLAGS += -DCPU_MCXW716CMFTA
+CFLAGS += -D__START=main -D__STARTUP_CLEAR_BSS  # For startup_MCXW716C.S
+CFLAGS += -mcpu=cortex-m33 -mthumb -mfloat-abi=hard -mfpu=fpv5-sp-d16 $(CFLAGS_EXTRA)
+LDFLAGS ?= -Tlink.ld -nostdlib -nostartfiles --specs=nano.specs -lc -lgcc -Wl,--gc-sections
+
+SOURCES = main.c hal.c $(MGDIR)/mongoose.c
+SOURCES += cmsis_mcxw71/MCXW/MCXW716C/gcc/startup_MCXW716C.S
+
+all build: firmware.bin
+
+firmware.bin: firmware.elf
+	arm-none-eabi-objcopy -O binary $< $@
+	arm-none-eabi-size --format=berkeley $<
+
+firmware.elf: cmsis_core cmsis_mcxw71 $(SOURCES) $(wildcard *.h) link.ld Makefile
+	arm-none-eabi-gcc $(SOURCES) $(CFLAGS) $(LDFLAGS) -o $@
+
+cmsis_core:
+	git clone -q -c advice.detachedHead=false --depth 1 -b 5.9.0 https://github.com/ARM-software/CMSIS_5 $@
+
+# Device headers and startup code from MCUXpresso SDK, only MCXW716C files
+cmsis_mcxw71:
+	git clone -q --depth 1 --filter=blob:none --sparse https://github.com/nxp-mcuxpresso/mcux-devices-mcx $@
+	cd $@ && git sparse-checkout set MCXW/MCXW716C MCXW/periph2
+
+# Show all symbols sorted by size
+show_symbols_sorted_by_size: firmware.bin
+	arm-none-eabi-readelf -sW firmware.elf | sed 1,3d | sed 's,^.*: ,,' | tr -s ' ' | cut -d ' ' -f 2,7 | sort -nk1 | grep -v '^0 '
+
+flash: firmware.bin
+	LinkServer flash MCXW716C:FRDM-MCXW71 load firmware.elf
+
+clean:
+	rm -rf firmware.* cmsis_*