linux-kernel - Re: [PATCH 0/2] Add board-id support for multiple DT selection

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Message-ID: <dff70941-709c-4043-802a-16bfeb8ba4f8@quicinc.com>
Date: Mon, 22 Jan 2024 09:50:00 -0800
From: Elliot Berman <quic_eberman@...cinc.com>
To: Konrad Dybcio <konrad.dybcio@...aro.org>,
        Amrit Anand
	<quic_amrianan@...cinc.com>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <agross@...nel.org>, <andersson@...nel.org>
CC: <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>, <kernel@...cinc.com>,
        <devicetree-spec@...r.kernel.org>
Subject: Re: [PATCH 0/2] Add board-id support for multiple DT selection

+devicetree-spec

On 1/20/2024 5:04 AM, Konrad Dybcio wrote:
> On 20.01.2024 12:20, Amrit Anand wrote:
>> Device manufacturers frequently ship multiple boards or SKUs under a
>> single software package. These software packages will ship multiple
>> devicetree blobs and require some mechanism to pick the correct DTB for
>> the board the software package was deployed. Introduce a common
>> definition for adding board identifiers to device trees. board-id
>> provides a mechanism for bootloaders to select the appropriate DTB which
>> is vendor/OEM-agnostic.
> 
> Maybe it'd be a good idea to add it to the base spec!
> 
> https://github.com/devicetree-org/devicetree-specification
> 

I agree. Rob, what do you think?