Re: [PATCH v2 1/3] mfd: core: Make a best effort attempt to match devices with the correct of_nodes

From: Frank Rowand
Date: Mon Jun 22 2020 - 12:09:20 EST


On 2020-06-22 03:09, Lee Jones wrote:
> On Thu, 11 Jun 2020, Lee Jones wrote:
>
>> Currently, when a child platform device (sometimes referred to as a
>> sub-device) is registered via the Multi-Functional Device (MFD) API,
>> the framework attempts to match the newly registered platform device
>> with its associated Device Tree (OF) node. Until now, the device has
>> been allocated the first node found with an identical OF compatible
>> string. Unfortunately, if there are, say for example '3' devices
>> which are to be handled by the same driver and therefore have the same
>> compatible string, each of them will be allocated a pointer to the
>> *first* node.
>
> Any more reviews/comments before I apply this?
>

Yes, outstanding issues, so please do not apply.

Shortly after you sent this email, you sent a reply to one of my
earlier emails in this thread. I have replied to that email,
so we still have an ongoing conversation where we are trying
to resolve my understanding of the problem and whether the
solution is appropriate.

-Frank