Patch merged into coreboot/master: b7d0ffd arm64: psci: add cpu_suspend support

the following patch was just integrated into master:
commit b7d0ffd1edb358c089c0fe94711aac65eeb81d6a
Author: Joseph Lo 
Date:   Tue Dec 9 15:11:54 2014 +0800

arm64: psci: add cpu_suspend support

Implement the cpu_suspend for the PSCI service in secmon.

BRANCH=none
    BUG=chrome-os-partner:39620
    TEST=test with CPU idle driver that invoke the cpu_suspend of PSCI

Change-Id: I4cdfab88bf36bf432fb33c56c1ea114b384528f8
    Signed-off-by: Patrick Georgi 
    Original-Commit-Id: 90b3ea3fcb21cb393e30a8359f0328054961f6d5
    Original-Change-Id: Ieb76abc017b9c3e074cc018903cef72020306a8f
    Original-Signed-off-by: Joseph Lo 
    Original-Reviewed-on: https://chromium-review.googlesource.com/269115
    Original-Reviewed-by: Aaron Durbin 
    Reviewed-on: http://review.coreboot.org/10171
    Tested-by: build bot (Jenkins)
    Reviewed-by: Paul Menzel 
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/10171 for details.

-gerrit