linux-kernel - Re: [PATCH 1/2] dt-bindings: firmware: Add Agilex5 SVC compatible string

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Message-ID: <58f812f6-426c-4164-bedd-5744f02d194c@kernel.org>
Date: Tue, 28 Oct 2025 12:03:33 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: "Romli, Khairul Anuar" <khairul.anuar.romli@...era.com>,
 Dinh Nguyen <dinguyen@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, "Rao, Mahesh" <mahesh.rao@...era.com>,
 "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
 open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] dt-bindings: firmware: Add Agilex5 SVC compatible
 string

On 28/10/2025 11:59, Romli, Khairul Anuar wrote:
> On 28/10/2025 5:35 pm, Krzysztof Kozlowski wrote:
>> [You don't often get email from krzk@...nel.org. Learn why this is important at https://aka.ms/LearnAboutSenderIdentification ]
>>
>> On 28/10/2025 10:28, Khairul Anuar Romli wrote:
>>> Enable support for the Agilex5 in Stratix10 SoC service layer (SVC) by
>>> adding the new compatible string "intel,agilex5-svc" in the device tree
>>> bindings.
>>>
>>> This is needed to differentiate Agilex5 from previous SoC generations, as
>>> Agilex5 uses a different mechanism for mapping reserved memory regions,
>>> which rely on IOMMU support.
>>
>> There are no iommus here, so this feels inaccurate.
>>
>> Best regards,
>> Krzysztof
> 
> I will remove this on the v2 revision as the iommu is part on future 
> patch series.
>

No, instead please post complete bindings for this device. So all of the
hardware properties. See writing bindings doc.

Best regards,
Krzysztof