Re: [PATCH] drm/tidss: Power up attached PM domains on probe

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Hi Maxime,

On 12/10/23 18:10, Maxime Ripard wrote:
> Hi,
> 
> On Thu, Oct 12, 2023 at 05:10:06PM +0530, Devarsh Thakkar wrote:
>> On 09/10/23 13:20, Devarsh Thakkar wrote:
>>> Some SoC's such as AM62P have dedicated power domains
>>> for OLDI which need to be powered on separetely along
>>> with display controller.
>>>
>>> So during driver probe, power up all attached PM domains
>>> enumerated in devicetree node for DSS.
>>>
>>> This also prepares base to add display support for AM62P.
>>>
>>
>> NAK, for this patch, as discussed with team there are already plans
>> to have separate OLDI bridge driver which should eventually handle
>> the additional power domains.
> 
> Just for the record in case your current plan doesn't work out and we
> need to revisit this patch: my point was that it's something that
> deviates by a margin from what drivers are usually expected to do, so we
> should document why that deviation is there.
> 

Sure, thanks for suggesting, I agree that if going with this logic, we should
definitely put a comment in driver regarding same.

> The patch itself looks reasonable to me otherwise.

Yes, it's just that we are planning a separate driver for OLDI. We will see if
we need similar logic in that driver too.

Regards
Devarsh

> 
> Maxime



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