docs: dt: Make 'Devicetree' wording more consistent
There's a variety of ways 'Devicetree' has been written. This is most
evident in the documentation build contents where we have 'Device Tree',
'DeviceTree', etc. The DT spec has somewhat standardized on
'Devicetree', so let's use that.
Cc: Frank Rowand <frowand.list@gmail.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/20210325164713.1296407-5-robh@kernel.org
diff --git a/Documentation/devicetree/of_unittest.rst b/Documentation/devicetree/of_unittest.rst
index dea0521..2afe41a 100644
--- a/Documentation/devicetree/of_unittest.rst
+++ b/Documentation/devicetree/of_unittest.rst
@@ -1,8 +1,8 @@
.. SPDX-License-Identifier: GPL-2.0
-==================================
-Open Firmware Device Tree Unittest
-==================================
+=================================
+Open Firmware Devicetree Unittest
+=================================
Author: Gaurav Minocha <gaurav.minocha.os@gmail.com>