netdev - Re: [PATCH v2 12/12] [UNTESTED] riscv: dts: starfive: beaglev-starlight: Enable gmac

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Message-ID: <233a45e1-15ac-40da-badf-dee2d3d60777@collabora.com>
Date: Mon, 30 Oct 2023 00:53:53 +0200
From: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: "David S. Miller" <davem@...emloft.net>,
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
 Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Emil Renner Berthing <kernel@...il.dk>,
 Samin Guo <samin.guo@...rfivetech.com>,
 Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt
 <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>,
 Jose Abreu <joabreu@...opsys.com>,
 Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Richard Cochran <richardcochran@...il.com>,
 Giuseppe Cavallaro <peppe.cavallaro@...com>, netdev@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-riscv@...ts.infradead.org, linux-stm32@...md-mailman.stormreply.com,
 linux-arm-kernel@...ts.infradead.org, kernel@...labora.com
Subject: Re: [PATCH v2 12/12] [UNTESTED] riscv: dts: starfive:
 beaglev-starlight: Enable gmac

On 10/29/23 20:46, Andrew Lunn wrote:
> On Sun, Oct 29, 2023 at 06:27:12AM +0200, Cristian Ciocaltea wrote:
>> The BeagleV Starlight SBC uses a Microchip KSZ9031RNXCA PHY supporting
>> RGMII-ID.
>>
>> TODO: Verify if manual adjustment of the RX internal delay is needed. If
>> yes, add the mdio & phy sub-nodes.
> 
> Please could you try to get this tested. It might shed some light on
> what is going on here, since it is a different PHY.

Actually, this is the main reason I added the patch. I don't have access
to this board, so it would be great if we could get some help with testing.

Thanks,
Cristian