[repo] Add editorconfig file

.editorconfig

@@ -0,0 +1,22 @@
+# EditorConfig (http://editorconfig.org/)
+root = true
+
+# Default Settings
+[*]
+charset = utf-8
+end_of_line = lf
+tab_width = 2
+indent_size = 2
+indent_style = space
+max_line_length = 80
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.{sv,svh,v,vg}]
+max_line_length = 100
+
+[{Makefile,Makefile.*,*.mk,*.mk.*}]
+indent_style = tab
+
+[*.py]
+indent_size = 4