SOF GP2.0 Alpha Drop

New Features:

• Basic playback
• Stereo playback via I2S: 48kHz, 24/24bit, 24/32bit, 32/32bit
• TDM8 playback via I2S: 48kHz, 4 channel stream, 24/24bit, 24/32bit, 32/32bit
• Basic capture
• Stereo capture via I2S: 48kHz, 24/24bit, 24/32bit, 32/32bit
• Slave mode support
• TDM8 capture via I2S: 48kHz, 8 channel stream with one channel active, 24/24bit, 24/32bit
• Support for additional SSP register configuration bits:
  * SSC1: TINTE, PINTE
  * SSC2: SMTATF, MMRATF, PSPSTWFDFD
  * Configurable frame pulse width (up to 38 bits)
• Multicore HAL

Known Limitations:

• When running in slave mode both playback and capture are limited to 4 channel stream when using 32/32bit format
• When running in slave mode both playback and capture are limited to 1 channel stream when using 24/32bit format

Fixed issues:

• None