linux-kernel - Re: [PATCH V5 1/2] kbuild: centralize .dts->.dtb rule

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Date:	Fri, 2 Nov 2012 10:58:01 +0100
From:	Ralf Baechle <ralf@...ux-mips.org>
To:	Stephen Warren <swarren@...dotorg.org>
Cc:	Michal Marek <mmarek@...e.cz>,
	David Gibson <david@...son.dropbear.id.au>,
	Jon Loeliger <jdl@....com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Scott Wood <scottwood@...escale.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
	Sam Ravnborg <sam@...nborg.org>, linux-kernel@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org, linux-arch@...r.kernel.org,
	Stephen Warren <swarren@...dia.com>, linux-mips@...ux-mips.org
Subject: Re: [PATCH V5 1/2] kbuild: centralize .dts->.dtb rule

On Wed, Oct 31, 2012 at 04:10:30PM -0600, Stephen Warren wrote:

> From: Stephen Warren <swarren@...dia.com>
> 
> All architectures that use cmd_dtc do so in the same way. Move the build
> rule to a central location to avoid duplication.

Can you fold these MIPS bits into your patch?

  Ralf

Signed-off-by: Ralf Baechle <ralf@...ux-mips.org>

 arch/mips/cavium-octeon/Makefile | 3 ---
 arch/mips/netlogic/dts/Makefile  | 3 ---
 2 files changed, 6 deletions(-)

diff --git a/arch/mips/cavium-octeon/Makefile b/arch/mips/cavium-octeon/Makefile
index bc96e29..6e927cf 100644
--- a/arch/mips/cavium-octeon/Makefile
+++ b/arch/mips/cavium-octeon/Makefile
@@ -24,9 +24,6 @@ DTB_FILES = $(patsubst %.dts, %.dtb, $(DTS_FILES))
 
 obj-y += $(patsubst %.dts, %.dtb.o, $(DTS_FILES))
 
-$(obj)/%.dtb: $(src)/%.dts FORCE
-	$(call if_changed_dep,dtc)
-
 # Let's keep the .dtb files around in case we want to look at them.
 .SECONDARY:  $(addprefix $(obj)/, $(DTB_FILES))
 
diff --git a/arch/mips/netlogic/dts/Makefile b/arch/mips/netlogic/dts/Makefile
index 67ae3fe2..d117d46 100644
--- a/arch/mips/netlogic/dts/Makefile
+++ b/arch/mips/netlogic/dts/Makefile
@@ -1,4 +1 @@
 obj-$(CONFIG_DT_XLP_EVP) := xlp_evp.dtb.o
-
-$(obj)/%.dtb: $(obj)/%.dts
-	$(call if_changed,dtc)
--
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