[PATCH 3/7] dt-bindings: media: Document STM32MP25 VENC video encoder

Hugues FRUCHET hugues.fruchet at foss.st.com
Mon Oct 9 07:24:59 PDT 2023


Hi Krzysztof,

On 10/9/23 15:56, Krzysztof Kozlowski wrote:
> On 09/10/2023 15:49, Hugues FRUCHET wrote:
>> Hi Krzysztof,
>>
>> On 10/5/23 21:45, Krzysztof Kozlowski wrote:
>>> On 04/10/2023 11:15, Hugues Fruchet wrote:
>>>> Add STM32MP25 VENC video encoder bindings.
>>>>
>>>
>>> I don't understand why this binding is separate from video decoder.
>>> Merge them.
>> VDEC and VENC are two independent IPs with their own clock, reset,
>> interrupt & register set, they have their own access to APB/AXI bus.
>> Moreover future chipsets may embed only VENC or VDEC.
>>
>> Hoping that this clarifies the reason of two different bindings.
> 
> No, it does not. These are no reasons to have independent bindings,
> except when having actual impact on the bindings. The bindings look
> identical. What are the differences?
I'm sorry but I really don't understand your point, these are two 
different IPs with very different registers in it, so why should
I share that in a single binding ?

> 
> Best regards,
> Krzysztof
> 

BR,
Hugues.



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