devices: add vim3 board

The vim3 board is referenced as a devboard on source.android.com, and
we intend to continue supporting it on devboardsforandroid.linaro.org
as well.

List it as part of the supported devices.

Change-Id: Ie3ea2052bf561bf2fc5978b149830f3f423e1ff7
Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
diff --git a/docs/devices/vim3.rst b/docs/devices/vim3.rst
new file mode 100644
index 0000000..dedb2bf
--- /dev/null
+++ b/docs/devices/vim3.rst
@@ -0,0 +1,44 @@
+..
+ # Copyright (c) 2023, BayLibre SAS
+ #
+ # SPDX-License-Identifier: MIT
+
+
+VIM3
+====
+
+VIM3 is one of the few supported dev-boards listed on
+`source.android.com <https://source.android.com/docs/setup/create/devices>`_.
+
+The `VIM3 wiki <https://gitlab.baylibre.com/baylibre/amlogic/atv/aosp/device/amlogic/yukawa/-/wikis/Khadas_VIM3>`_
+provides links to the documentation for using these devices.
+
+
+Board status
+************
+
+The VIM3 is build-tested every week:
+
+- CI builds are available at `concourse.baylibre.com <https://concourse.baylibre.com/teams/amlogic/pipelines/>`_
+- Prebuilt binaries are available at `binaries.baylibre.com <https://public.amlogic.binaries.baylibre.com/ci/build/yukawa/>`_
+
+These prebuilts are regularly boot-tested to home screen using HDMI.
+
+VIM3 is also used for U-Boot development, to test ``fastboot`` and Android boot flow changes.
+The VIM3 board is fully upstream in U-Boot.
+Documentation can be found on `U-Boot's documentation <https://docs.u-boot.org/en/latest/board/amlogic/khadas-vim3.html>`_
+To build for Android, use ``configs/khadas-vim3_android_defconfig``.
+
+Device Maintainer(s)
+********************
+
+VIM3 is co-maintained by Mattijs and Guillaume from BayLibre.
+
+To reach out to them by email:
+
+- Mattijs Korpershoek <mkorpershoek@baylibre.com>
+- Guillaume La Roque <glaroque@baylibre.com>
+
+A mailing list for support is also available at aosp@baylibre.com
+
+Mattijs is also available on IRC: ``mkorpershoek`` at ``#aosp-developers`` on OFTC IRC.