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

Hugues FRUCHET hugues.fruchet at foss.st.com
Mon Oct 9 08:56:00 PDT 2023


Hi Krzysztof,

On 10/9/23 16:28, Krzysztof Kozlowski wrote:
> On 09/10/2023 16:24, Hugues FRUCHET wrote:
>> 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 ?
> 
> Because the binding is identical. If not, maybe I missed something, so
> please point me to differences in the binding.

OK, currently they are identical so I will merge into a single one
even if I disagree on that.
I hope that in future this will not change otherwise I'll need to 
revisit that and make separate bindings as initially proposed...
I'll so push a v2 with merged version proposal.

> 
> Best regards,
> Krzysztof
> 

BR,
Hugues.



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