lib: add fdt_empty_tree.c

CONFIG_LIBFDT support does not include fdt_empty_tree.c which is
needed by arm64 EFI stub. Add it to libfdt_files.

Signed-off-by: Mark Salter <msalter@redhat.com>
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
(cherry picked from commit adaf5687846c25613d58c0a2f5d9e024547cdbec)
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/lib/Makefile b/lib/Makefile
index c55a037a354eb9ffbd8f492f8e07c92e3aa0b941..1dcad1b93284e38ca123dd13c0196952dd47e6de 100644 (file)
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -139,7 +139,8 @@ obj-$(CONFIG_GENERIC_STRNLEN_USER) += strnlen_user.o
 
 obj-$(CONFIG_STMP_DEVICE) += stmp_device.o
 
-libfdt_files = fdt.o fdt_ro.o fdt_wip.o fdt_rw.o fdt_sw.o fdt_strerror.o
+libfdt_files = fdt.o fdt_ro.o fdt_wip.o fdt_rw.o fdt_sw.o fdt_strerror.o \
+              fdt_empty_tree.o
 $(foreach file, $(libfdt_files), \
        $(eval CFLAGS_$(file) = -I$(src)/../scripts/dtc/libfdt))
 lib-$(CONFIG_LIBFDT) += $(libfdt_files)

diff --git a/lib/fdt_empty_tree.c b/lib/fdt_empty_tree.c
new file mode 100644 (file)
index 0000000..5d30c58
--- /dev/null
+++ b/lib/fdt_empty_tree.c
@@ -0,0 +1,2 @@
+#include <linux/libfdt_env.h>
+#include "../scripts/dtc/libfdt/fdt_empty_tree.c"