Merge changes I44c8c940,I428a4ada,I68a054ce into msm-3.0

* changes:
  ASoC: msm8960/mdm9615/apq8064: Fix codec clock disabling sequence
  ASoC: wcd9310: Add support for MIC BIAS other than 1.8 volts
  ASoC: wcd9310: Expose MBHC calibration data via debugfs