This adds a new driver for pinconf on TI DA850/OMAP-L138/AM18XX. These
SoCs have a separate controller for controlling pullup/pulldown groups.
Signed-off-by: NDavid Lechner <david@lechnology.com>
Reviewed-by: NSekhar Nori <nsekhar@ti.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>