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Date: Mon, 11 Mar 2024 08:48:25 +0100
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Subject: Re: [PATCH v2 4/4] ASoC: fsl: imx-rpmsg: Update to correct DT node
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To: Chancel Liu <chancel.liu@nxp.com>,
 "shengjiu.wang@gmail.com" <shengjiu.wang@gmail.com>,
 "Xiubo.Lee@gmail.com" <Xiubo.Lee@gmail.com>,
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From: Krzysztof Kozlowski <krzk@kernel.org>
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On 11/03/2024 08:33, Chancel Liu wrote:
>>> @@ -127,6 +126,22 @@ static int imx_rpmsg_probe(struct platform_device
>> *pdev)
>>>               goto fail;
>>>       }
>>>
>>> +     if (!strcmp(pdev->dev.platform_data, "rpmsg-micfil-channel"))
>>> +             np = of_find_node_by_name(NULL, "rpmsg_micfil");
>>> +     else
>>> +             np = of_find_node_by_name(NULL, "rpmsg_audio");
>>
>> Why do you create ABI on node names? Where is it documented? Why can't
>> you use phandles?
>>
>> Best regards,
>> Krzysztof
> 
> Thanks for your reminder. Truly I shouldn't use undocumented bindings. I will
> use “fsl,rpmsg-channel-name” to refine patch set. Please help review next
> version.

Instead of hard-coding node names in the driver you want to put it in
"fsl,rpmsg-channel-name" property? I don't follow. I recommended instead
using phandles, care to address that?

Best regards,
Krzysztof