dt-bindings: gpio: pca953x: document the nxp,pca6416

The NXP PCA6416 is a variant of the PCA GPIO expander, with 16 GPIOs.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Alexandre Belloni 2019-04-09 14:35:45 +02:00 • committed by Linus Walleij
commit 15e384c446