Re: [PATCH 5/7] ASoC: dt-bindings: add fixed-sample-rate property for SpacemiT K1/K3

Troy Mitchell
2026-04-29T08:06:37Z

On Wed Apr 29, 2026 at 10:18 AM CST, Mark Brown wrote:
> On Wed, Apr 29, 2026 at 09:38:50AM +0800, Troy Mitchell wrote:
>> Add the optional spacemit,fixed-sample-rate property. When multiple I2S
>> controllers share a common bclk, this property constrains all
>> controllers to the same sample rate. This applies to both K1 and K3
>> SoCs and is only needed when two or more I2S controllers are active
>> simultaneously.
>
> This doesn't seem controller specific, it should be factored out into
> the core - the same issue will apply with any system sharing a BCLK.

Agreed, this isn't SpacemiT-specific. I'll drop the fixed-sample-rate
patches (5/7 and 6/7) from the K3 series to keep things moving, and
follow up with a separate series that addresses the shared BCLK
constraint at the core level.

- Troy