Re: [PATCH v3 1/2] dt-bindings: soc: qcom: Add qcom,kaanapali-imem compatible

[Krzysztof Kozlowski <krzk@kernel.org>]

On 04/11/2025 15:38, Konrad Dybcio wrote:
> On 11/4/25 3:37 PM, Krzysztof Kozlowski wrote:
>> On 04/11/2025 15:35, Konrad Dybcio wrote:
>>> On 11/4/25 3:26 PM, Krzysztof Kozlowski wrote:
>>>> This I got, but nothing here explains why you need generic compatible.
>>>> To re-iterate: there was no generic compatible before, now there is.
>>>> Writing bindings and numerous reviews from DT maintainers ask not to use
>>>> generic compatibles.
>>>
>>> OK so let's not worry about a generic compatible. IMEM exists since
>>> MSM8974 and it only had major hw updates with SM8550. They don't
>>> impact the software interface though, so qcom,msm8974-imem is OK.
>>>
>>> There's a separate control/status register address space for each
>>> instance of this IP (usually far apart from the actual SRAM pool),
>>> which Linux doesn't have to care about.
>>
>> Just use qcom,kaanapali-imem - that's the first device here without syscons.
> 
> So we don't want to move the existing ones over?

This was never discussed and this patch did not do it. You cannot move
them, that's ABI.

Best regards,
Krzysztof