Add an autodoc entry for the new kdoc_yaml_file module.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
 Documentation/tools/kdoc_ancillary.rst | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/tools/kdoc_ancillary.rst b/Documentation/tools/kdoc_ancillary.rst
index 85f3806a431a..249753744d11 100644
--- a/Documentation/tools/kdoc_ancillary.rst
+++ b/Documentation/tools/kdoc_ancillary.rst
@@ -53,3 +53,11 @@ Python version ancillary methods
    :members:
    :show-inheritance:
    :undoc-members:
+
+Write output on YAML file
+=========================
+
+.. automodule:: lib.python.kdoc.kdoc_yaml_file
+   :members:
+   :show-inheritance:
+   :undoc-members:
-- 
2.53.0