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* [PATCH] csky: remove Devicetree dtb Kbuild rules
@ 2018-10-30  8:51 Guo Ren
  2018-10-30 12:30 ` Rob Herring
  0 siblings, 1 reply; 3+ messages in thread
From: Guo Ren @ 2018-10-30  8:51 UTC (permalink / raw)
  To: robh, arnd; +Cc: linux-arch, devicetree, Guo Ren

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

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] csky: remove Devicetree dtb Kbuild rules
  2018-10-30  8:51 [PATCH] csky: remove Devicetree dtb Kbuild rules Guo Ren
@ 2018-10-30 12:30 ` Rob Herring
  2018-10-30 17:57   ` Guo Ren
  0 siblings, 1 reply; 3+ messages in thread
From: Rob Herring @ 2018-10-30 12:30 UTC (permalink / raw)
  To: Guo Ren
  Cc: Arnd Bergmann, open list:GENERIC INCLUDE/ASM HEADER FILES,
	devicetree

On Tue, Oct 30, 2018 at 3:51 AM Guo Ren <ren_guo@c-sky.com> wrote:
>
> 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

These 2 lines can also be removed.

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] csky: remove Devicetree dtb Kbuild rules
  2018-10-30 12:30 ` Rob Herring
@ 2018-10-30 17:57   ` Guo Ren
  0 siblings, 0 replies; 3+ messages in thread
From: Guo Ren @ 2018-10-30 17:57 UTC (permalink / raw)
  To: Rob Herring
  Cc: Arnd Bergmann, open list:GENERIC INCLUDE/ASM HEADER FILES,
	devicetree

On Tue, Oct 30, 2018 at 07:30:43AM -0500, Rob Herring wrote:
> On Tue, Oct 30, 2018 at 3:51 AM Guo Ren <ren_guo@c-sky.com> wrote:
> >
> > 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
> 
> These 2 lines can also be removed.
Ok, give me a ack for PATCH V3 of the patchset.

Best Regards
 Guo Ren

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2018-10-31  2:52 UTC | newest]

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2018-10-30  8:51 [PATCH] csky: remove Devicetree dtb Kbuild rules Guo Ren
2018-10-30 12:30 ` Rob Herring
2018-10-30 17:57   ` Guo Ren

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