docs: gpio: add a new document to its index.rst

There's now a new ReST file. Add it to the index.rst file.

Fixes: ce7a2f77f976 ("docs: gpio: Add GPIO Aggregator documentation")
Fixes: 2fd1abe99e5f ("Documentation: gpio: add documentation for gpio-mockup")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Link: https://lore.kernel.org/r/bad4d85c218d59c1bf69157df8e1012577680d88.1601616399.git.mchehab+huawei@kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/Documentation/admin-guide/gpio/index.rst b/Documentation/admin-guide/gpio/index.rst
index ef2838638e96777752f91bc9154804bedb4fa24a..7db367572f303264a654a33f35f17e97ff6ec73f 100644 (file)
--- a/Documentation/admin-guide/gpio/index.rst
+++ b/Documentation/admin-guide/gpio/index.rst
@@ -9,6 +9,7 @@ gpio
 
     gpio-aggregator
     sysfs
+    gpio-mockup
 
 .. only::  subproject and html