Devel branch of Renesas tree for Thu 21 Sep 2017

Based on v4.14-rc1-rc7
Merge branches 'fixes-for-v4.14', 'arm64-defconfig-for-v4.15', 'arm64-dt-for-v4.15', 'defconfig-for-v4.15', 'drivers-for-v4.15', 'dt-bindings-for-v4.15', 'dt-for-v4.15' and 'soc-for-v4.15' into next