kbuild: fix compile error in Makefile.lib

raspberrypi inclusion
category: feature
bugzilla: 50432

------------------------------

Fix the following compile error when using bcm2711_defconfig (for RPi).

/bin/sh: -c: line 0: syntax error near unexpected token `('
/bin/sh: -c: line 0: `set -e;
echo '  DTCO    arch/arm64/boot/dts/overlays/act-led.dtbo';
mkdir -p arch/arm64/boot/dts/overlays/ ;
gcc -E -Wp,-MMD,arch/arm64/boot/dts/overlays/.act-led.dtbo.d.pre.tmp
-nostdinc -I./scripts/dtc/include-prefixes -undef -D__DTS__
-x assembler-with-cpp
-o arch/arm64/boot/dts/overlays/.act-led.dtbo.dts.tmp
arch/arm64/boot/dts/overlays/act-led-overlay.dts ;
./scripts/dtc/dtc -@ -H epapr -O dtb
-o arch/arm64/boot/dts/overlays/act-led.dtbo -b 0
-i arch/arm64/boot/dts/overlays/ -Wno-interrupt_provider
-Wno-unit_address_vs_reg -Wno-unit_address_format -Wno-gpios_property
-Wno-avoid_unnecessary_addr_size -Wno-alias_paths
-Wno-graph_child_address -Wno-simple_bus_reg
-Wno-unique_unit_address -Wno-pci_device_reg
-Wno-interrupts_property ifeq (y,y) -Wno-label_is_string
-Wno-reg_format -Wno-pci_device_bus_num -Wno-i2c_bus_reg
-Wno-spi_bus_reg -Wno-avoid_default_addr_size endif
-d arch/arm64/boot/dts/overlays/.act-led.dtbo.d.dtc.tmp
arch/arm64/boot/dts/overlays/.act-led.dtbo.dts.tmp ;
cat ...; rm -f arch/arm64/boot/dts/overlays/.act-led.dtbo.d'
make[2]: *** [scripts/Makefile.lib;363:
arch/arm64/boot/dts/overlays/act-led.dtbo] Error 1
make[2]: *** Waiting for unfinished jobs....

Related patches:

ffa2d13c BCM2708: Add core Device Tree support
4894352e kbuild: Silence unavoidable dtc overlay warnings
a4a4d07f kbuild: keep the original function for non-RPi

Signed-off-by: Fang Yafen <yafen(a)iscas.ac.cn>
Reviewed-by: NXie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

scripts/Makefile.lib

@@ -342,25 +342,25 @@ endef
 $(obj)/%.dt.yaml: $(src)/%.dts $(DTC) $(DT_TMP_SCHEMA) FORCE
 	$(call if_changed_rule,dtc,yaml)
 
+ifeq ($(CONFIG_OPENEULER_RASPBERRYPI),y)
 quiet_cmd_dtco = DTCO    $@
 cmd_dtco = mkdir -p $(dir ${dtc-tmp}) ; \
 	$(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
 	$(DTC) -@ -H epapr -O dtb -o $@ -b 0 \
 		-i $(dir $<) $(DTC_FLAGS) \
 		-Wno-interrupts_property \
-ifeq ($(CONFIG_OPENEULER_RASPBERRYPI),y) \
 		-Wno-label_is_string \
 		-Wno-reg_format \
 		-Wno-pci_device_bus_num \
 		-Wno-i2c_bus_reg \
 		-Wno-spi_bus_reg \
 		-Wno-avoid_default_addr_size \
-endif \
 		-d $(depfile).dtc.tmp $(dtc-tmp) ; \
 	cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile)
 
 $(obj)/%.dtbo: $(src)/%-overlay.dts FORCE
 	$(call if_changed_dep,dtco)
+endif
 
 dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp)