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-rw-r--r--arch/xtensa/boot/Makefile11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/xtensa/boot/Makefile b/arch/xtensa/boot/Makefile
index ff974fc2935b..cb5ff4dbdf88 100644
--- a/arch/xtensa/boot/Makefile
+++ b/arch/xtensa/boot/Makefile
@@ -25,6 +25,17 @@ bootdir-$(CONFIG_XTENSA_PLATFORM_ISS) += boot-elf
bootdir-$(CONFIG_XTENSA_PLATFORM_XT2000) += boot-redboot boot-elf boot-uboot
+BUILTIN_DTB := $(patsubst "%",%,$(CONFIG_BUILTIN_DTB)).dtb.o
+ifneq ($(CONFIG_BUILTIN_DTB),"")
+obj-y += $(BUILTIN_DTB)
+endif
+
+# Rule to build device tree blobs
+$(obj)/%.dtb: $(src)/dts/%.dts FORCE
+ $(call if_changed_dep,dtc)
+
+clean-files := *.dtb.S
+
zImage Image: $(bootdir-y)
$(bootdir-y): $(addprefix $(obj)/,$(subdir-y)) \