diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4861517
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+dts/dtspp/*.dts*
diff --git a/dts/bake.sh b/dts/bake.sh
deleted file mode 100755
index 8e20d99..0000000
--- a/dts/bake.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-for file in `ls *.dts*` ; do
-	echo $file
-	cpp -I/usr/src/linux-headers-6.8.0-31-generic/include/ -nostdinc -undef -x assembler-with-cpp $file > dtspp/$file
-done
diff --git a/dts/dtspp/precompile.sh b/dts/dtspp/precompile.sh
new file mode 100755
index 0000000..efa00ec
--- /dev/null
+++ b/dts/dtspp/precompile.sh
@@ -0,0 +1,5 @@
+rm -f dtbs/*
+for file in `ls ../{*.dts,*.dtsi}`; do
+	echo "Processing $file to ${file##*/}"
+	cpp -I/usr/src/linux-headers-6.8.0-31-generic/include/ -nostdinc -undef -x assembler-with-cpp $file > ${file##*/}
+done