Merge branch 'ux500/soc' into next/soc2

* ux500/soc:
  ARM: ux500: remove intermediary add_platform_device* functions
  ARM: ux500: move top level platform devices in sysfs to /sys/devices/socX
  ARM: ux500: export System-on-Chip information ux500 via sysfs
  ARM: ux500: pass parent pointer to each platform device