From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kIZDx-0006si-Kh for barebox@lists.infradead.org; Wed, 16 Sep 2020 15:19:58 +0000 From: Ahmad Fatoum Date: Wed, 16 Sep 2020 17:19:51 +0200 Message-Id: <20200916151951.29117-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH v2] kbuild: add dtbs target for building all dtbs of an ARCH To: barebox@lists.infradead.org Cc: Ahmad Fatoum As described in the documentation, upstream device trees extended by barebox should take care to cause compile errors, not runtime errors, when the paths they extend disappear. This way, breakage can be easily detected when synchronizing the dts/ directory and fixed right then. Make this process easier by providing a dtbs target that builds all device trees available in arch/$(SRCARCH)/dts/. Signed-off-by: Ahmad Fatoum --- v1 -> v2: - populate $(targets) with device trees to build, so make dtbs does only build dts files changed since the last make dtbs run (Sascha) --- Makefile | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/Makefile b/Makefile index 906068036715..3bf5cbce32a4 100644 --- a/Makefile +++ b/Makefile @@ -998,6 +998,22 @@ include/generated/version.h: FORCE include/generated/utsrelease.h: include/config/kernel.release FORCE $(call filechk,utsrelease.h) +# --------------------------------------------------------------------------- +# Devicetree files + +ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/dts/),) +dtstree := arch/$(SRCARCH)/dts +endif + +ifneq ($(dtstree),) + +PHONY += dtbs +all_dtbs += $(patsubst $(srctree)/%.dts,$(objtree)/%.dtb,$(wildcard $(srctree)/$(dtstree)/*.dts)) +targets += $(all_dtbs) +dtbs: $(all_dtbs) + +endif + # --------------------------------------------------------------------------- # Modules @@ -1173,6 +1189,10 @@ help: @$(if $(archhelp),$(archhelp),\ echo ' No architecture specific help defined for $(SRCARCH)') @echo '' + @$(if $(dtstree), \ + echo ' Devicetree:'; \ + echo ' * dtbs - Build device tree blobs for all boards'; \ + echo '') @$(if $(boards), \ $(foreach b, $(boards), \ printf " %-24s - Build for %s\\n" $(b) $(subst _defconfig,,$(b));) \ -- 2.28.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox