linux-kernel - Re: [PATCH v5 14/14] arm64: dts: apple: j274: Expose PCI node for the Ethernet MAC address

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Message-ID: <d49994e1-cd01-f6a4-98bf-941058543a44@marcan.st>
Date:   Fri, 8 Oct 2021 01:03:24 +0900
From:   Hector Martin <marcan@...can.st>
To:     Marc Zyngier <maz@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Rob Herring <robh+dt@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Stan Skowronek <stan@...ellium.com>,
        Mark Kettenis <kettenis@...nbsd.org>,
        Sven Peter <sven@...npeter.dev>,
        Robin Murphy <Robin.Murphy@....com>,
        Joey Gouly <joey.gouly@....com>,
        Joerg Roedel <joro@...tes.org>, kernel-team@...roid.com
Subject: Re: [PATCH v5 14/14] arm64: dts: apple: j274: Expose PCI node for the
 Ethernet MAC address

On 30/09/2021 01.38, Marc Zyngier wrote:
> At the moment, all the Minis running Linux have the same MAC
> address (00:10:18:00:00:00), which is a bit annoying.
> 
> Expose the PCI node corresponding to the Ethernet device, and
> declare a 'local-mac-address' property. The bootloader will update
> it (m1n1 already has the required feature). And if it doesn't, then
> the default value is already present in the DT.
> 
> This relies on forcing the bus number for each port so that the
> endpoints connected to them are correctly numbered (and keeps dtc
> quiet).
> 
> Signed-off-by: Marc Zyngier <maz@...nel.org>
> ---
>   arch/arm64/boot/dts/apple/t8103-j274.dts | 23 +++++++++++++++++++++++
>   1 file changed, 23 insertions(+)
> 

Acked-by: Hector Martin <marcan@...can.st>

-- 
Hector Martin (marcan@...can.st)
Public Key: https://mrcn.st/pub