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