There are no audio configuration files in this assembly? How so? What can be done? I don't know that.
Log PowerAMP:
14:30:37.714 build-910-uni
Device: asus asus Tinker Board 2 WW_Tinker_Board_2 rk30sdk "rk30board" Tinker_Board_2 WW_Tinker_Board_2-userdebug 2.0.3-20211020 release-keys [arm64-v8a, armeabi-v7a, armeabi]
FAILED to read=/vendor/etc/audio_output_policy.conf
FAILED to read=/vendor/etc/audio_io_policy.conf
FAILED to read=/system/etc/audio_policy.conf
FAILED to read=/vendor/etc/audio_policy.conf
forcing FLAG_DLFCN FLAG_NEEDS_DEEP_BUFFER FLAG_NEEDS_EXTRA_SLEEPS
USB can handle Hi-Res - sdk=30
FLAG_VARIANT_USB_ONLY
OK flags=0x474601400000000
FLAG_VARIANT_USB_ONLY
FLAG_SUPPORTS_USB
FLAG_SUPPORTS_FLT_DYN_RANGE
FLAG_NEEDS_EXTRA_SLEEPS
FLAG_SUPPORTS_LDAC
FLAG_DLFCN
FLAG_NEEDS_DEEP_BUFFER
FLAG_ALLOW_DVC_EFFECT
FLAG_BT_DVC_EFFECT
INTERNAL_OUTPUT_FLAG_SR_192K
INTERNAL_OUTPUT_FLAG_SR_176K
INTERNAL_OUTPUT_FLAG_SR_96K
INTERNAL_OUTPUT_FLAG_SR_88K
There is more... Can someone help in activating the GPIO-I2S port?