From 5fd1a2ed0ec6fb5449c71a988cc15edb8671b3d0 Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Mon, 25 Jul 2011 09:52:12 -0600 Subject: [PATCH] arm/dt: Add dtb make rule Add a make rule to compile dt blobs for ARM. Signed-off-by: Rob Herring Acked-by: Shawn Guo Tested-by: Jason Liu Signed-off-by: Grant Likely --- arch/arm/Makefile | 7 +++++++ arch/arm/boot/Makefile | 6 ++++++ 2 files changed, 13 insertions(+) diff --git a/arch/arm/Makefile b/arch/arm/Makefile index f5b2b390c8f2..f7135595eb70 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -281,6 +281,12 @@ zImage Image xipImage bootpImage uImage: vmlinux zinstall uinstall install: vmlinux $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ +%.dtb: + $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ + +dtbs: + $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ + # We use MRPROPER_FILES and CLEAN_FILES now archclean: $(Q)$(MAKE) $(clean)=$(boot) @@ -297,6 +303,7 @@ define archhelp echo ' uImage - U-Boot wrapped zImage' echo ' bootpImage - Combined zImage and initial RAM disk' echo ' (supply initrd image via make variable INITRD=)' + echo ' dtbs - Build device tree blobs for enabled boards' echo ' install - Install uncompressed kernel' echo ' zinstall - Install compressed kernel' echo ' uinstall - Install U-Boot wrapped compressed kernel' diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index 9128fddf1109..a1edfd5a129a 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -59,6 +59,12 @@ $(obj)/zImage: $(obj)/compressed/vmlinux FORCE endif +# Rule to build device tree blobs +$(obj)/%.dtb: $(src)/dts/%.dts + $(call cmd,dtc) + +$(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y)) + quiet_cmd_uimage = UIMAGE $@ cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A arm -O linux -T kernel \ -C none -a $(LOADADDR) -e $(STARTADDR) \ -- 2.20.1