[BOARD-WAVE] Added control of PCM_SEL by micbias setup.
[LG4573] Fixed SPI transfers. Screen is waking up properly now.
avoid unnecessary charge cycles by creating a hysteresis

Change-Id: I26e1a164677ca300bc257290c3a391986d9a45ad
shortened sleep intervals

Change-Id: Idb59e5efc74f0078f530221be4f426a88d9c6bcb