[PATCH v2] arm/dt: Add a make rule to build dtb for enabled boards
shawn.guo at freescale.com
Tue Apr 5 07:09:05 UTC 2011
On Mon, Apr 04, 2011 at 10:48:27PM -0600, Grant Likely wrote:
> On Mon, Apr 04, 2011 at 11:01:47PM +0800, Shawn Guo wrote:
> > With 'make ARCH=arm dtb', it builds Device Tree Blobs for those boards
> > enabled by build CONFIG.
> > Signed-off-by: Shawn Guo <shawn.guo at linaro.org>
> > ---
> > It's based on commit fe8e6d0b0e601ca0a63fe768d4b812d5a45a9da7
> > "arm/dt: Add dtb make rule" from Rob Herring. And it works against
> > Linaro kernel tree. But it needs to go through mainline review
> > before it gets applied.
> > Changes since v1:
> > * Take suggestion from Rob Herring to move .dts dection into machine
> > sepcific Makefile.boot, so that arch/arm/boot/Makefile can be as
> > clean as it is.
> Looks good, some minor comments below, but I've picked it up and asked
> Nicolas to merge it.
> > arch/arm/Makefile | 3 +++
> > arch/arm/boot/Makefile | 2 ++
> > arch/arm/mach-exynos4/Makefile.boot | 2 ++
> > arch/arm/mach-mx5/Makefile.boot | 5 +++++
> > arch/arm/mach-omap2/Makefile.boot | 4 ++++
> > arch/arm/mach-tegra/Makefile.boot | 2 ++
> > arch/arm/mach-versatile/Makefile.boot | 2 ++
> > 7 files changed, 20 insertions(+), 0 deletions(-)
> > diff --git a/arch/arm/Makefile b/arch/arm/Makefile
> > index d51ab6c..7fd2af9 100644
> > --- a/arch/arm/Makefile
> > +++ b/arch/arm/Makefile
> > @@ -292,6 +292,9 @@ zinstall uinstall install: vmlinux
> > %.dtb:
> > $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
> > +dtb:
> > + $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
> > +
> Since the target is the same, I've merged this rule with the %.dtb
> rule. I also renamed the target 'dtbs' because it will build more
> than one .dtb file.
I started with 'dtbs' as target name, and later changed it to 'dtb'
to align with $(dtb-y). And 'dtbs' looks truly fine for me, but you
may want to change commit message accordingly, as there is
'make ARCH=arm dtb' in it.
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