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Commit 300db34a authored by Stephen Warren's avatar Stephen Warren Committed by Rob Herring
Browse files

microblaze: use new common dtc rule 



The current rules have the .dtb files build in a different directory
from the .dts files. This patch changes microblaze to use the generic dtb
rule which builds .dtb files in the same directory as the source .dts.

This requires moving parts of arch/microblaze/boot/Makefile into newly
created arch/microblaze/boot/dts/Makefile, and updating
arch/microblaze/Makefile to call the new Makefile. linked_dtb.S is also
moved into boot/dts/ since it's used by rules that were moved.

Cc: Michal Simek <monstr@monstr.eu>
Cc: microblaze-uclinux@itee.uq.edu.au
Signed-off-by: default avatarStephen Warren <swarren@nvidia.com>
Signed-off-by: default avatarRob Herring <rob.herring@calxeda.com>
parent 1020e29c

arch/microblaze/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ boot := arch/microblaze/boot 
DTB:=$(subst simpleImage.,,$(filter simpleImage.%, $(MAKECMDGOALS)))



ifneq ($(DTB),)

	core-y	+= $(boot)/

	core-y	+= $(boot)/dts/

endif



# defines filename extension depending memory management type

arch/microblaze/boot/Makefile

+1 −18
Original line number Diff line number Diff line
@@ -2,21 +2,10 @@ 
# arch/microblaze/boot/Makefile

#



obj-y += linked_dtb.o



targets := linux.bin linux.bin.gz simpleImage.%



OBJCOPYFLAGS := -R .note -R .comment -R .note.gnu.build-id -O binary



# Ensure system.dtb exists

$(obj)/linked_dtb.o: $(obj)/system.dtb



# Generate system.dtb from $(DTB).dtb

ifneq ($(DTB),system)

$(obj)/system.dtb: $(obj)/$(DTB).dtb

	$(call if_changed,cp)

endif



$(obj)/linux.bin: vmlinux FORCE

	$(call if_changed,objcopy)

	$(call if_changed,uimage)
@@ -45,10 +34,4 @@ $(obj)/simpleImage.%: vmlinux FORCE 
	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'





# Rule to build device tree blobs

DTC_FLAGS := -p 1024



$(obj)/%.dtb: $(src)/dts/%.dts FORCE

	$(call if_changed_dep,dtc)



clean-files += *.dtb simpleImage.*.unstrip linux.bin.ub
 
clean-files += simpleImage.*.unstrip linux.bin.ub

arch/microblaze/boot/dts/Makefile

0 → 100644
+22 −0
Original line number Diff line number Diff line 
#

# arch/microblaze/boot/Makefile

#



obj-y += linked_dtb.o



# Ensure system.dtb exists

$(obj)/linked_dtb.o: $(obj)/system.dtb



# Generate system.dtb from $(DTB).dtb

ifneq ($(DTB),system)

$(obj)/system.dtb: $(obj)/$(DTB).dtb

	$(call if_changed,cp)

endif



quiet_cmd_cp = CP      $< $@$2

	cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)



# Rule to build device tree blobs

DTC_FLAGS := -p 1024



clean-files += *.dtb

arch/microblaze/boot/linked_dtb.S→arch/microblaze/boot/dts/linked_dtb.S

+2 −0
Original line number Diff line number Diff line 
.section __fdt_blob,"a"

.incbin "arch/microblaze/boot/system.dtb"

.incbin "arch/microblaze/boot/dts/system.dtb"