So, if somebody wants to re-implement this in the future, we pinpoint to
a problem case.
Signed-off-by: NWolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NWolfram Sang <wsa@the-dreams.de>