gpio: dt-bindings: document the concept of GPIO banks

Cc: devicetree@vger.kernel.org
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2016-03-31 11:09:11 +02:00
commit 75c004df52