linux-kernel - Re: [PATCH -next 3/4] spi: mockup: Add runtime device tree overlay interface

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Date:   Wed, 31 Aug 2022 12:44:48 +0800
From:   "weiyongjun (A)" <weiyongjun1@...wei.com>
To:     Frank Rowand <frowand.list@...il.com>,
        Mark Brown <broonie@...nel.org>
CC:     Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>, <linux-kernel@...r.kernel.org>,
        <linux-spi@...r.kernel.org>
Subject: Re: [PATCH -next 3/4] spi: mockup: Add runtime device tree overlay
 interface



On 2022/8/31 3:24, Frank Rowand wrote:
> On 8/30/22 05:27, Mark Brown wrote:
>> On Fri, Aug 26, 2022 at 02:43:40PM +0000, Wei Yongjun wrote:
>>
>>> Add a runtime device tree overlay interface for device need dts file.
>>> With it its possible to use device tree overlays without having to use
>>> a per-platform overlay manager.
>>
>> Why would an entirely virtual device like this need to appear in
>> DT?  DT is supposed to be a hardware description and this clearly
>> isn't hardware, nor is it something we're providing to a VM.
> 
> Good point.  Patch 3 seems to not be needed.

Yes, will drop it in next version.

Thanks,
Wei Yongjun