Revert "kbuild: remove unused dtc-version.sh script"
We need this to make building dtc optional. It makes no sense to build our
own dtc if the system one works correctly.
This reverts commit ddb87a0b40262ff99d675e946f57427642303938.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/scripts/dtc-version.sh b/scripts/dtc-version.sh
new file mode 100755
index 0000000..bd4e818
--- /dev/null
+++ b/scripts/dtc-version.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0+
+#
+# dtc-version dtc-command
+#
+# Prints the dtc version of `dtc-command' in a canonical 6-digit form
+# such as `010404' for dtc 1.4.4
+#
+
+dtc="$*"
+
+if [ ${#dtc} -eq 0 ]; then
+ echo "Error: No dtc command specified."
+ printf "Usage:\n\t$0 <dtc-command>\n"
+ exit 1
+fi
+
+MAJOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 1)
+MINOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 2)
+PATCH=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 3 | cut -d - -f 1)
+
+printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCH