This patch is needed on bmips since it fixes issues with GPIOs not being
properly configured due to gpio_request_enable not being called on bcm63xx
devices. Therefore we can now drop the bcm63268 gpio function patch.
Backported from f5b1d340be with the exception of
the realtek patch removal.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry picked from commit f5b1d340be)