It is quite confusing for some users sometimes where to set what.

Signed-off-by: Enrico Jorns <e...@pengutronix.de>
---
 Documentation/user/bootchooser.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/user/bootchooser.rst 
b/Documentation/user/bootchooser.rst
index 667ab7d736..f1251d0c2e 100644
--- a/Documentation/user/bootchooser.rst
+++ b/Documentation/user/bootchooser.rst
@@ -11,6 +11,11 @@ from scratch over and over again.
 The *bootchooser* works on abstract boot targets, each with a set of properties
 and implements an algorithm which selects the highest priority target to boot.
 
+To make the *bootchooser* work requires a fixed set of configuration parameters
+and a storage backend for saving status information.
+Currently supported storage backends are either nv variables or the
+barebox *state* framework.
+
 Bootchooser Targets
 -------------------
 
-- 
2.20.1


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