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* [PATCH] kbuild: Allow using host dtc instead of kernel's copy
@ 2016-02-11 22:34 Rob Herring
  2016-02-24  1:36 ` Rob Herring
  0 siblings, 1 reply; 2+ messages in thread
From: Rob Herring @ 2016-02-11 22:34 UTC (permalink / raw)
  To: Michal Marek; +Cc: devicetree, linux-kbuild

Development of dtc happens in its own upstream repository, but testing
dtc changes against the kernel tree is useful. Change dtc to a variable
that users can override.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Michal Marek <mmarek@suse.com>
Cc: linux-kbuild@vger.kernel.org
---
 scripts/Makefile.lib | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 79e8661..ceceb53 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -262,6 +262,7 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \
 
 # DTC
 # ---------------------------------------------------------------------------
+DTC ?= $(objtree)/scripts/dtc/dtc
 
 # Generate an assembly file to wrap the output of the device tree compiler
 quiet_cmd_dt_S_dtb= DTB     $@
@@ -284,7 +285,7 @@ $(obj)/%.dtb.S: $(obj)/%.dtb
 quiet_cmd_dtc = DTC     $@
 cmd_dtc = mkdir -p $(dir ${dtc-tmp}) ; \
 	$(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
-	$(objtree)/scripts/dtc/dtc -O dtb -o $@ -b 0 \
+	$(DTC) -O dtb -o $@ -b 0 \
 		-i $(dir $<) $(DTC_FLAGS) \
 		-d $(depfile).dtc.tmp $(dtc-tmp) ; \
 	cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile)
-- 
2.5.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] kbuild: Allow using host dtc instead of kernel's copy
  2016-02-11 22:34 [PATCH] kbuild: Allow using host dtc instead of kernel's copy Rob Herring
@ 2016-02-24  1:36 ` Rob Herring
  0 siblings, 0 replies; 2+ messages in thread
From: Rob Herring @ 2016-02-24  1:36 UTC (permalink / raw)
  To: Michal Marek; +Cc: devicetree@vger.kernel.org, Linux Kbuild mailing list

On Thu, Feb 11, 2016 at 4:34 PM, Rob Herring <robh@kernel.org> wrote:
> Development of dtc happens in its own upstream repository, but testing
> dtc changes against the kernel tree is useful. Change dtc to a variable
> that users can override.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Cc: Michal Marek <mmarek@suse.com>
> Cc: linux-kbuild@vger.kernel.org

Applied to DT tree.

> ---
>  scripts/Makefile.lib | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
> index 79e8661..ceceb53 100644
> --- a/scripts/Makefile.lib
> +++ b/scripts/Makefile.lib
> @@ -262,6 +262,7 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \
>
>  # DTC
>  # ---------------------------------------------------------------------------
> +DTC ?= $(objtree)/scripts/dtc/dtc
>
>  # Generate an assembly file to wrap the output of the device tree compiler
>  quiet_cmd_dt_S_dtb= DTB     $@
> @@ -284,7 +285,7 @@ $(obj)/%.dtb.S: $(obj)/%.dtb
>  quiet_cmd_dtc = DTC     $@
>  cmd_dtc = mkdir -p $(dir ${dtc-tmp}) ; \
>         $(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
> -       $(objtree)/scripts/dtc/dtc -O dtb -o $@ -b 0 \
> +       $(DTC) -O dtb -o $@ -b 0 \
>                 -i $(dir $<) $(DTC_FLAGS) \
>                 -d $(depfile).dtc.tmp $(dtc-tmp) ; \
>         cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile)
> --
> 2.5.0
>

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2016-02-11 22:34 [PATCH] kbuild: Allow using host dtc instead of kernel's copy Rob Herring
2016-02-24  1:36 ` Rob Herring

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