Trying to find out for sure if DP 8.1x versions support SLES 12 on z/Linux platforms as the latest guide only states below but not sure if that covers exactly z./Linux systems for S390X Architecture.
Linux (32-bit): RHEL 4 5.x, 6.0, 6.1, 6.2, 6.3, 6.4
SLES 10, 11
Linux (64-bit): RHEL 4 5.x (Itanium, x64)
RHEL 4 6.x, 7.x (x64)
SLES 9, 10, 11 (Itanium, x64)
SLES 12 (x64)