dts, arm64: Add dtbs_install make target

This adds the dtbs_install make target to arm64. The target has been
introduced already to arch/arm with the following commit:

 f4d4ffc03efc kbuild: dtbs_install: new make target

Implementation for arm64 is the same as for arm.

With 'dtbs_install' all config enabled dtb files are installed to
either the INSTALL_DTBS_PATH directory or the default location:

 $INSTALL_PATH/dtbs/$KERNELRELEASE

Signed-off-by: Robert Richter <rrichter@cavium.com>

diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 20901ffed182a6d1b1f41c08f91109e1ac2047ef..a963b3a8fc3499f96825b917c7dd1d9a9663d248 100644 (file)
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -70,8 +70,9 @@ zinstall install: vmlinux
 %.dtb: scripts
        $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
 
-dtbs: scripts
-       $(Q)$(MAKE) $(build)=$(boot)/dts dtbs
+PHONY += dtbs dtbs_install
+dtbs dtbs_install: prepare scripts
+       $(Q)$(MAKE) $(build)=$(boot)/dts $@
 
 PHONY += vdso_install
 vdso_install:
@@ -85,6 +86,7 @@ define archhelp
   echo  '* Image.gz      - Compressed kernel image (arch/$(ARCH)/boot/Image.gz)'
   echo  '  Image         - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
   echo  '* dtbs          - Build device tree blobs for enabled boards'
+  echo  '  dtbs_install  - Install dtbs to $(INSTALL_DTBS_PATH)'
   echo  '  install       - Install uncompressed kernel'
   echo  '  zinstall      - Install compressed kernel'
   echo  '                  Install using (your) ~/bin/installkernel or'

diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index f8001a62029c8f4e1e2acdf6dc5431f1b8239e96..3a75cdc2d087394ef8e1abf0699ae4d7b0a1056e 100644 (file)
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -2,9 +2,11 @@ dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb
 dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb foundation-v8.dtb
 dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb
 
-targets += dtbs
+targets += dtbs dtbs_install
 targets += $(dtb-y)
 
 dtbs: $(addprefix $(obj)/, $(dtb-y))
 
 clean-files := *.dtb
+
+dtbs_install: $(addsuffix _dtbinst_, $(dtb-y))