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-rw-r--r--README8
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--- a/README
+++ b/README
@@ -73,3 +73,11 @@ Build Options
power rails during AP startup and shutdown sequences.
This is mainly useful for bringup when we don't have the corresponding
sequences in the AP code.
+
+- CONFIG_KEYBOARD_TEST
+
+ Turn on keyboard testing functionality. This enables a message which
+ received a list of keyscan events from the AP and processes them.
+ This will cause keypresses to appear on the AP through the same
+ mechanism as a normal keyboard press.
+