_LPI Revision should be 0 per the ACPI 6.5 specification. "The revision number of the _LPI object. Current revision is 0." Signed-off-by: Jeff Brasen <jbrasen@nvidia.com> Reviewed-by: Pierre Gondois <pierre.gondois@arm.com> Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>