Starting with CRM EhP4 and SCM EhP4 SPS01 (basis NW 7.50 SPS01) and HANA 2.0 SPS01 Rev. 11 you can now run your systems on SLES for SAP 12 LE (starting with SP1) on IBM Power.

Currently SRM is NOT supported to run on HANA 2.0 (note 2171391)

Notes:
2171392 – EHP4 for SAP SCM / SNC 7.0 SP stacks – Release & Information Note
2171335 – EHP4 for SAP CRM 7.0 SP stacks – Release & Information Note
2507898 – Support for SAP HANA 2 in SAP CRM 7.0 Enhancement Package 4
2235581 – SAP HANA: Supported Operating Systems