diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 00000000..8df1d46d
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,18 @@
+#
+# see http://editorconfig.org/
+#
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[{GNUmakefile,Makefile,MMakefile}]
+indent_size = 8
+indent_style = tab
+
+[*.S]
+indent_size = 8