Necessary pins are now grabbed by respective drivers. Unecessary hogpins are
simply removed.
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: NMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>