Register the poweroff driver in the old-style SoC definition so that the driver
is loaded and provide a shutdown hook.
Signed-off-by: NMaxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>