Patch merged into coreboot/master: b436ce1 arm64: Reorganize payload entry code and related Kconfigs

the following patch was just integrated into master:
commit b436ce1ac6a9b10d9e1f499476e36dde8928e950
Author: Julius Werner 
Date:   Thu May 7 16:59:31 2015 -0700

arm64: Reorganize payload entry code and related Kconfigs

This patch slightly reorganizes arm64/boot.c with the aim of being more
    readable: Make spintable handling optional through a kconfig flag.

[pg: taken from patch linked below]

Change-Id: I64610640835473fcc3d9eff01feb5f861b753eb8
    Signed-off-by: Patrick Georgi 
    Original-Commit-Id: 5067e47bc03f04ad2dba044f022716e0fc62bb9e
    Original-Change-Id: I1b2038acc0d054716a3c580ce97ea8e9a45abfa2
    Original-Signed-off-by: Julius Werner 
    Original-Reviewed-on: https://chromium-review.googlesource.com/270783
    Original-Reviewed-by: Aaron Durbin 
    Reviewed-on: http://review.coreboot.org/10245
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/10245 for details.

-gerrit