Re: [PATCH v4 2/5] ASoC: dt-bindings: fsl,easrc: add ports binding for multiple conversion paths
From: Krzysztof Kozlowski
Date: Fri Aug 14 2026 - 03:31:12 EST
On Thu, Aug 13, 2026 at 03:00:17PM +0800, shengjiu.wang@xxxxxxxxxxx wrote:
> From: Shengjiu Wang <shengjiu.wang@xxxxxxx>
>
> The i.MX EASRC hardware supports up to four conversion contexts
> (A, B, C, D). Add a ports container property to the binding to allow
> each independent conversion path to be represented as an individual
> audio-graph port:
>
> port@0 -- conversion path 0
> port@1 -- conversion path 1
> port@2 -- conversion path 2
> port@3 -- conversion path 3
>
> Each sub-port references audio-graph-port.yaml and follows the standard
> audio-graph binding conventions. Contexts are allocated dynamically at
> stream open time; each active stream direction (playback or capture) on
> a port consumes one hardware context.
>
> Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
> Reviewed-by: Frank Li <Frank.Li@xxxxxxx>
> ---
> .../devicetree/bindings/sound/fsl,easrc.yaml | 45 +++++++++++++++++++
> 1 file changed, 45 insertions(+)
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>
Best regards,
Krzysztof