From: Ian Ray <ian.ray@gehealthcare.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Frank Li <Frank.Li@nxp.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/4] ARM: dts: imx: bx50v3: Configure switch PHY max-speed
Date: Tue, 17 Feb 2026 17:07:22 +0200 [thread overview]
Message-ID: <aZSEKsT3f2paG0gx@zeus> (raw)
In-Reply-To: <6dc304c8-2e65-4090-85b2-4b69a5751823@lunn.ch>
On Tue, Feb 17, 2026 at 03:53:08PM +0100, Andrew Lunn wrote:
> CAUTION: This email originated from outside of GE HealthCare. Only open links or attachments if you trust the sender. Report suspicious emails using Outlook’s “Report” button.
>
> On Tue, Feb 17, 2026 at 02:59:48PM +0200, Ian Ray wrote:
> > Configure maximum speed for the switch PHYs according to the electrical
> > connections from PHY to RJ45 connector.
>
> Are you saying only 2 of the 4 pairs are connected to the RJ45
> connector? And i assume you are using a 1G capable PHY?
That's right.
>
> > + max-speed = <100>; /* only 100Mbit/s lanes are routed */
>
> lanes generally refer to SERDES interfaces. For twisted pairs we use
> pairs.
Thanks for the clarification: I will send a V3 in two weeks time.
>
> Andrew
next prev parent reply other threads:[~2026-02-17 15:07 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-17 12:59 [PATCH 0/4] ARM: dts: imx: {bx50v3,b850v3}: Update device trees Ian Ray
2026-02-17 12:59 ` [PATCH 1/4] ARM: dts: imx: bx50v3: Configure switch PHY max-speed Ian Ray
2026-02-17 14:53 ` Andrew Lunn
2026-02-17 15:07 ` Ian Ray [this message]
2026-02-17 12:59 ` [PATCH 2/4] ARM: dts: imx: bx50v3: Configure phy-mode Ian Ray
2026-02-17 13:08 ` Daniel Baluta
2026-02-17 13:15 ` Ian Ray
2026-02-17 14:58 ` Andrew Lunn
2026-02-17 15:15 ` Ian Ray
2026-02-17 12:59 ` [PATCH 3/4] ARM: dts: imx: b850v3: Define GPIO line names Ian Ray
2026-02-17 13:23 ` Daniel Baluta
2026-02-17 13:21 ` Ian Ray
2026-02-17 12:59 ` [PATCH 4/4] ARM: dts: imx: b850v3: Disable usdhc4 Ian Ray
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