The DT binding for the Tegra186 HSP module apparently wasn't quite final
when I posted initial U-Boot support for it. Add the final DT binding doc
and adapt all code and DT files to match it.
Signed-off-by: Stephen Warren <email@example.com>
Reviewed-by: Simon Glass <firstname.lastname@example.org>
Signed-off-by: Tom Warren <email@example.com>