The upcoming MTK pinctrl driver have a big pin table for each SoC
and we don't want to bloat the kernel binary if we don't need it.
Add config options so we can build for one SoC only.
Signed-off-by: NYingjoe Chen <yingjoe.chen@mediatek.com>
Signed-off-by: NHongzhou Yang <hongzhou.yang@mediatek.com>
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NMatthias Brugger <matthias.bgg@gmail.com>