[PATCH v5 7/7] Documentation: devlink: add devlink documentation for the etas_es58x driver

[Vincent Mailhol <mailhol.vincent@wanadoo.fr>]

List all the version information reported by the etas_es58x driver
through devlink. Also, update MAINTAINERS with the newly created file.

Signed-off-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
---
 .../networking/devlink/etas_es58x.rst         | 36 +++++++++++++++++++
 MAINTAINERS                                   |  1 +
 2 files changed, 37 insertions(+)
 create mode 100644 Documentation/networking/devlink/etas_es58x.rst

diff --git a/Documentation/networking/devlink/etas_es58x.rst b/Documentation/networking/devlink/etas_es58x.rst
new file mode 100644
index 000000000000..9893e57b625a
--- /dev/null
+++ b/Documentation/networking/devlink/etas_es58x.rst
@@ -0,0 +1,36 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+==========================
+etas_es58x devlink support
+==========================
+
+This document describes the devlink features implemented by the
+``etas_es58x`` device driver.
+
+Info versions
+=============
+
+The ``etas_es58x`` driver reports the following versions
+
+.. list-table:: devlink info versions implemented
+   :widths: 5 5 90
+
+   * - Name
+     - Type
+     - Description
+   * - ``fw``
+     - running
+     - Version of the firmware running on the device. Also available
+       through ``ethtool -i`` as the first member of the
+       ``firmware-version``.
+   * - ``bl``
+     - running
+     - Version of the bootloader running on the device. Also available
+       through ``ethtool -i`` as the second member of the
+       ``firmware-version``.
+   * - ``board.rev``
+     - fixed
+     - The hardware revision of the device.
+   * - ``serial_number``
+     - fixed
+     - The USB serial number. Also available through ``lsusb -v``.
diff --git a/MAINTAINERS b/MAINTAINERS
index 955c1be1efb2..71f4f8776779 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7682,6 +7682,7 @@ ETAS ES58X CAN/USB DRIVER
 M:	Vincent Mailhol <mailhol.vincent@wanadoo.fr>
 L:	linux-can@vger.kernel.org
 S:	Maintained
+F:	Documentation/networking/devlink/etas_es58x.rst
 F:	drivers/net/can/usb/etas_es58x/
 
 ETHERNET BRIDGE
-- 
2.37.4