Re: 回复: [PATCH v1 1/2] dt-bindings: ASoC: Add PDM controller for the StarFive JH8100 SoC

From: Krzysztof Kozlowski
Date: Fri Mar 08 2024 - 02:51:32 EST


On 08/03/2024 08:49, Xingyu Wu wrote:
>>> +
>>> + starfive,pdm-modulex:
>>> + $ref: /schemas/types.yaml#/definitions/uint32
>>> + enum: [0, 1]
>>> + description:
>>> + The module x will be using in PDM controller. Default use module 0.
>>
>> This is an index of the block instance? If so, then it's not allowed.
>> Otherwise I don't understand the description.
>>
>
> No, this is just one instance. The PDM have two internal and independent modules or called channels.
> They can be configured and used separately, and the user can choose which channel to use.
>

Do the modulex differ? Why different boards would choose one over another?


Best regards,
Krzysztof