Revert "audio_hw.c: try to fix intermittent bt audio stream x2"

This reverts commit ab37162187c9622336934195dd6cf26d22f06159.
Revert "audio_hw.c: try to fix intermittent bt audio stream"

This reverts commit 19d1486574957ec3ab9be8ded28716e70eb0d0b0.
Revert "BoardConfig: try to fix compilation bug x2"

This reverts commit 850dfdbf1d288603a3d2ab8fbe79e22ecb9dc97f.
Revert "BoardConfig: try to fix compilation bug"

This reverts commit 0075d0424fc0eb8e158df8f08d4c0cf5874a264b.