Merge changes...

Merge changes I124a4ba1,Idf7c4e53,I09411d46,I4f270a41,Icd7e6002,I56a14e86,Id91ac5e6,Ia1abd831 into msm-3.0

* changes:
  regulator: map consumer regulator based on device tree
  regulator: pass additional of_node to regulator_register()
  regulator: adapt fixed regulator driver to dt
  regulator: helper routine to extract regulator_init_data
  regulator: Constify constraints name
  regulator: Properly register dummy regulator driver
  dt: add empty dt helpers for non-dt build
  copper: regulator-stub: Add devices for Krait Power Control