The PMIC driver used to register itself as poweroff controller by
default, hence assuming that this device is using the PMIC as
system power controller.
Signed-off-by: Stefan Agner <stefan@agner.ch> Reviewed-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> Acked-by: Carlo Caione <carlo@endlessm.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>