Documentation: gpio: capitalize GPIO in index title

Capitalise the title of the GPIO documentation page to match other
subsystems.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/Documentation/admin-guide/gpio/index.rst b/Documentation/admin-guide/gpio/index.rst
index 3ac3aa15fa8b17b3af419125d7ce6e3f3e447f5b..3f6d5a76702b53e6325e2507501a8d8990682d70 100644 (file)
--- a/Documentation/admin-guide/gpio/index.rst
+++ b/Documentation/admin-guide/gpio/index.rst
@@ -1,7 +1,7 @@
 .. SPDX-License-Identifier: GPL-2.0
 
 ====
-gpio
+GPIO
 ====
 
 .. toctree::