---

play --device=hw:lt9611audio --dump-hw-params /dev/zero 
Playing raw data '/dev/zero' : Unsigned 8 bit, Rate 8000 Hz, Mono
HW Params of device "hw:lt9611audio":
--------------------
ACCESS:  MMAP_INTERLEAVED RW_INTERLEAVED
FORMAT:  IEC958_SUBFRAME_LE
SUBFORMAT:  STD
SAMPLE_BITS: 32
FRAME_BITS: 64
CHANNELS: 2
RATE: [32000 192000]
PERIOD_TIME: (83 127500]
PERIOD_SIZE: [16 4080]
PERIOD_BYTES: [128 32640]
PERIODS: [2 4096]
BUFFER_TIME: (166 2048000]
BUFFER_SIZE: [32 65536]
BUFFER_BYTES: [256 524288]
TICK_TIME: ALL
--------------------
aplay: set_params:1387: Sample format non available
Available formats:
- IEC958_SUBFRAME_LE
root@imx95-19x19-lpddr5-evk:~# gst-launch-1.0 audiotestsrc freq=1000 ! audioresample ! audioconvert ! audio/x-raw, rate=48000, format=IEC958_SUBFRAME_LE ! alsasink device=hw:lt9611audio
WARNING: erroneous pipeline: could not link audioconvert0 to alsasink0, neither element can handle caps audio/x-raw, rate=(int)48000, format=(string)IEC958_SUBFRAME_LE