Re: [PATCH v4 1/6] ASoC: dt-bindings: sophgo,cv1800b: add I2S/TDM controller
From: Krzysztof Kozlowski
Date: Tue Jan 20 2026 - 16:19:24 EST
On 20/01/2026 20:06, Anton D. Stavinskii wrote:
> There are 4 TDM controllers on the SoC. Each controller can receive or
> transmit data over DMA. The dma it self has 8 channels.
> Each channel can be connected only to a specific i2s node. But each
> of dma channel can have multiple purposes so in order to save dma
> channels the configurations allows to use tx and rx, only rx, only tx
> or none channels. I2S controller without channels can be useful in
> configuration where I2S is used as clock source only and doesn't
> produce any data.
>
> Signed-off-by: Anton D. Stavinskii <stavinsky@xxxxxxxxx>
> ---
> .../bindings/sound/sophgo,cv1800b-i2s.yaml | 67 ++++++++++++++++++++++
> 1 file changed, 67 insertions(+)
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>
Best regards,
Krzysztof