From: Andrew Lunn <andrew@lunn.ch>
To: Sascha Hauer <s.hauer@pengutronix.de>,
Russell King <rmk+kernel@armlinux.org.uk>
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
kernel@pengutronix.de, linux-kernel@vger.kernel.org,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] net: ethernet: mvneta: add support for 2.5G DRSGMII mode
Date: Mon, 8 Jun 2020 16:57:37 +0200 [thread overview]
Message-ID: <20200608145737.GG1006885@lunn.ch> (raw)
In-Reply-To: <20200608074716.9975-1-s.hauer@pengutronix.de>
On Mon, Jun 08, 2020 at 09:47:16AM +0200, Sascha Hauer wrote:
> The Marvell MVNETA Ethernet controller supports a 2.5 Gbps SGMII mode
> called DRSGMII.
>
> This patch adds a corresponding phy-mode string 'drsgmii' and parses it
> from DT. The MVNETA then configures the SERDES protocol value
> accordingly.
>
> It was successfully tested on a MV78460 connected to a FPGA.
Hi Sascha
Is this really overclocked SGMII, or 2500BaseX? How does it differ
from 2500BaseX, which mvneta already supports?
Also, does comphy need extensions to support this?
Andrew
next prev parent reply other threads:[~2020-06-08 14:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-08 7:47 [PATCH] net: ethernet: mvneta: add support for 2.5G DRSGMII mode Sascha Hauer
2020-06-08 14:57 ` Andrew Lunn [this message]
2020-06-09 12:55 ` Sascha Hauer
2020-06-09 13:12 ` Andrew Lunn
2020-06-09 13:14 ` Sascha Hauer
2020-06-08 16:08 ` Russell King - ARM Linux admin
2020-06-09 12:11 ` Sascha Hauer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200608145737.GG1006885@lunn.ch \
--to=andrew@lunn.ch \
--cc=devicetree@vger.kernel.org \
--cc=kernel@pengutronix.de \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=rmk+kernel@armlinux.org.uk \
--cc=s.hauer@pengutronix.de \
--cc=thomas.petazzoni@bootlin.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox