Cirrus Logic Audio Card config scripts

Config files and scripts needed to setup the Cirrus Logic Audio Card

mixer-scripts

Shell scripts to setup the mixer for common tasks:

• Reset_paths.sh reset mixer, disable all inputs and outputs
• Playback_to_... configure for audio output
• Record_from_... configure for audio recording
• Cirrus_listen.sh route input signals directly to output
• rpi-cirrus-functions.sh common functions used to simplify above scripts

alsa

• RPi-Cirrus.conf ALSA card configuration for IEC958 (S/PDIF) output. Copy this file to /usr/share/alsa/cards to get S/PDIF AC3 and DTS passthrough in audio and video player applications like Kodi.