Add binding documentation of pinctrl-mt65xx for MT8167 SoC.
Signed-off-by: Fabien Parent <fparent@baylibre.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200907110221.1691168-1-fparent@baylibre.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>