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-rw-r--r--arch/xtensa/Makefile4
-rw-r--r--arch/xtensa/boot/dts/Makefile7
2 files changed, 10 insertions, 1 deletions
diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
index f9e6a068aafd..709b5748a2d7 100644
--- a/arch/xtensa/Makefile
+++ b/arch/xtensa/Makefile
@@ -101,6 +101,10 @@ zImage: vmlinux
%.dtb:
$(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
+dtbs: scripts
+ $(Q)$(MAKE) $(build)=$(boot)/dts
+
define archhelp
@echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)'
+ @echo ' dtbs - Build device tree blobs for enabled boards'
endef
diff --git a/arch/xtensa/boot/dts/Makefile b/arch/xtensa/boot/dts/Makefile
index 5f711bba8307..a15e241c9153 100644
--- a/arch/xtensa/boot/dts/Makefile
+++ b/arch/xtensa/boot/dts/Makefile
@@ -12,4 +12,9 @@ ifneq ($(CONFIG_BUILTIN_DTB),"")
obj-$(CONFIG_OF) += $(BUILTIN_DTB)
endif
-clean-files := *.dtb.S
+dtstree := $(srctree)/$(src)
+dtb-$(CONFIG_OF_ALL_DTBS) := $(patsubst $(dtstree)/%.dts,%.dtb, $(wildcard $(dtstree)/*.dts))
+
+always += $(dtb-y)
+clean-files += *.dtb *.dtb.S
+