doc: add events.h to documentation

Add the events.h include to the API documentation.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/doc/api/event.rst b/doc/api/event.rst
new file mode 100644
index 0000000..8a57d43
--- /dev/null
+++ b/doc/api/event.rst
@@ -0,0 +1,9 @@
+.. SPDX-License-Identifier: GPL-2.0+
+
+Events
+======
+
+The concept of events is decribed :doc:`here <../develop/event>`.
+
+.. kernel-doc:: include/event.h
+   :internal:
diff --git a/doc/api/index.rst b/doc/api/index.rst
index 3a80ae0..2f0218c 100644
--- a/doc/api/index.rst
+++ b/doc/api/index.rst
@@ -10,6 +10,7 @@
    dfu
    dm
    efi
+   event
    getopt
    linker_lists
    lmb