From: Guo Ren <ren_guo@c-sky.com>
To: robh@kernel.org, arnd@arndb.de
Cc: linux-arch@vger.kernel.org, devicetree@vger.kernel.org,
Guo Ren <ren_guo@c-sky.com>
Subject: [PATCH] csky: remove Devicetree dtb Kbuild rules
Date: Tue, 30 Oct 2018 16:51:13 +0800 [thread overview]
Message-ID: <1540889473-13871-1-git-send-email-ren_guo@c-sky.com> (raw)
This modification is based on commit 37c8a5fafa3b to remove the dtb
Kbuild rules in arch/csky and use common dtb build rules. Also remove
the builtin-dtb implementation in arch/csky.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
---
arch/csky/Kconfig.debug | 10 +---------
arch/csky/Makefile | 13 +------------
arch/csky/boot/dts/Makefile | 7 -------
3 files changed, 2 insertions(+), 28 deletions(-)
diff --git a/arch/csky/Kconfig.debug b/arch/csky/Kconfig.debug
index 48cf6ff..22a162cd 100644
--- a/arch/csky/Kconfig.debug
+++ b/arch/csky/Kconfig.debug
@@ -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
diff --git a/arch/csky/Makefile b/arch/csky/Makefile
index 67a4ae1..c639fc1 100644
--- a/arch/csky/Makefile
+++ b/arch/csky/Makefile
@@ -65,26 +65,15 @@ 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
-
-dtbs: scripts
- $(Q)$(MAKE) $(build)=$(boot)/dts
-
-%.dtb %.dtb.S %.dtb.o: scripts
- $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
-
-zImage Image uImage: vmlinux dtbs
+zImage Image uImage: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
- $(Q)$(MAKE) $(clean)=$(boot)/dts
- rm -rf arch/csky/include/generated
define archhelp
echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
diff --git a/arch/csky/boot/dts/Makefile b/arch/csky/boot/dts/Makefile
index 305e81a..19a7f02 100644
--- a/arch/csky/boot/dts/Makefile
+++ b/arch/csky/boot/dts/Makefile
@@ -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
--
2.7.4
next reply other threads:[~2018-10-30 17:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-30 8:51 Guo Ren [this message]
2018-10-30 12:30 ` [PATCH] csky: remove Devicetree dtb Kbuild rules Rob Herring
2018-10-30 17:57 ` Guo Ren
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