dt-bindings: gpio: Add renesas,em-gio bindings

Document Device Tree bindings for the Renesas EMMA Mobile General
Purpose I/O Interface.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Link: https://lore.kernel.org/r/20200519081157.29095-1-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Geert Uytterhoeven 2020-05-19 10:11:57 +02:00 • committed by Linus Walleij
commit c22fc62b51