csky: remove builtin-dtb Kbuild

Remove the builtin-dtb implementation in arch/csky.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Guo Ren 2018-10-30 18:42:32 +08:00
parent ac43507589
commit c4c14c3bd1
3 changed files with 1 additions and 18 deletions

View File

@ -1,9 +1 @@
menu "C-SKY Debug Options"
config CSKY_BUILTIN_DTB
string "Use kernel builtin dtb"
help
User could define the dtb instead of the one which is passed from
bootloader.
Sometimes for debug, we want to use a built-in dtb and then we needn't
modify bootloader at all.
endmenu
# dummy file, do not delete

View File

@ -65,9 +65,7 @@ libs-y += arch/csky/lib/ \
$(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name)
boot := arch/csky/boot
ifneq '$(CONFIG_CSKY_BUILTIN_DTB)' '""'
core-y += $(boot)/dts/
endif
all: zImage

View File

@ -1,13 +1,6 @@
dtstree := $(srctree)/$(src)
ifneq '$(CONFIG_CSKY_BUILTIN_DTB)' '""'
builtindtb-y := $(patsubst "%",%,$(CONFIG_CSKY_BUILTIN_DTB))
dtb-y += $(builtindtb-y).dtb
obj-y += $(builtindtb-y).dtb.o
.SECONDARY: $(obj)/$(builtindtb-y).dtb.S
else
dtb-y := $(patsubst $(dtstree)/%.dts,%.dtb, $(wildcard $(dtstree)/*.dts))
endif
always += $(dtb-y)
clean-files += *.dtb *.dtb.S