expo: Move cedit theme under bootstd
This is related to standard boot, so put it under the same node. This may
simplify schema upstreaming later.
Mention themes in the documentation while we are here.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/doc/develop/cedit.rst b/doc/develop/cedit.rst
index 48262ee..8f0a554 100644
--- a/doc/develop/cedit.rst
+++ b/doc/develop/cedit.rst
@@ -145,3 +145,10 @@
Expo supports multiple scenes but has no pre-determined way of moving between
them. You could use selection of a menu item as a signal to change the scene,
but this is not currently implemented in the cedit code (see `cedit_run()`).
+
+
+Themes
+------
+
+The configuration editor uses simple expo themes. The theme is read from
+`/bootstd/cedit-theme` in the devicetree.