The System Control Processor System (SCPSYS) has several power management related tasks in the system. Add the bindings to define the power domains for the SCPSYS power controller. Co-developed-by: Matthias Brugger <mbrugger@suse.com> Signed-off-by: Matthias Brugger <mbrugger@suse.com> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20201030113622.201188-2-enric.balletbo@collabora.com Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>