The purpose of this page is to describe the audio Linux drivers for HDMI Rx/Tx IP.
Table of contents
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Record (HDMI Rx): Records the audio data into a file.
| Code Block | ||
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arecord -Dhw:0,1 -fS24_LE -r 48000 -c 2 -d 30 -t raw <output filename.raw> |
Playback (HDMI Tx): Playing the recorded file from above step
| Code Block | ||
|---|---|---|
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aplay -D hw:0,0 -fS24_LE -r 48000 -c 2 -t raw <output filename.raw> |
Device enumeration:
For record device:
| Code Block | ||
|---|---|---|
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arecord --device="hw:0,1" --dump-hw-params |
For playback device:
| Code Block | ||
|---|---|---|
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aplay --device="hw:0,0" --dump-hw-params |
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Driver has been tested on the following boards
- ZCU106 Rev 1.0
Change log
2020.1
- Summary
- No changes
2019.2
- Summary
- No changes
2019.1
- Summary:
- Modified lookup table for audio N parameter for hdmi tx audio driver.
- Commits:
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