netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Antoine Tenart <antoine.tenart@free-electrons.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: thomas.petazzoni@free-electrons.com, f.fainelli@gmail.com,
	jason@lakedaemon.net, netdev@vger.kernel.org,
	Antoine Tenart <antoine.tenart@free-electrons.com>,
	linux@armlinux.org.uk, gregory.clement@free-electrons.com,
	mw@semihalf.com, davem@davemloft.net,
	linux-arm-kernel@lists.infradead.org,
	sebastian.hesselbarth@gmail.com
Subject: Re: [PATCH 7/9] net: mvmdio: add xmdio support
Date: Wed, 7 Jun 2017 16:42:32 +0200	[thread overview]
Message-ID: <20170607144232.GA4173@kwain> (raw)
In-Reply-To: <20170607121205.GC1271@lunn.ch>


[-- Attachment #1.1: Type: text/plain, Size: 1063 bytes --]

Hi Andrew,

On Wed, Jun 07, 2017 at 02:12:05PM +0200, Andrew Lunn wrote:
> On Wed, Jun 07, 2017 at 10:38:08AM +0200, Antoine Tenart wrote:
> > This patch adds the xMDIO interface support in the mvmdio driver. This
> > interface is used in Ethernet controllers on Marvell 370, 7k and 8k (as
> > of now). The xSMI interface supported by this driver complies with the
> > IEEE 802.3 clause 45 (while the SMI interface complies with the clause
> > 22). The xSMI interface is used by 10GbE devices.
> 
> I've only take a quick look, but i don't see anywhere you look at the
> register address and see if it has MII_ADDR_C45 to determine if a C45
> transaction should be done, or a C22. The MDIO bus can have a mix of
> C45 and C22 devices on it, and you need to use the correct transaction
> type depending on the target device/address.

So this could be dynamic and not based on the compatible. I'll try this
and see if it can work.

Thanks!

-- 
Antoine Ténart, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

[-- Attachment #1.2: signature.asc --]
[-- Type: application/pgp-signature, Size: 819 bytes --]

[-- Attachment #2: Type: text/plain, Size: 176 bytes --]

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2017-06-07 14:42 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-07  8:38 [PATCH 0/9] net: mvmdio: add xSMI support Antoine Tenart
2017-06-07  8:38 ` [PATCH 1/9] net: mvmdio: reorder headers alphabetically Antoine Tenart
2017-06-07 19:24   ` Florian Fainelli
2017-06-07  8:38 ` [PATCH 2/9] net: mvmdio: use tabs for defines Antoine Tenart
2017-06-07 19:24   ` Florian Fainelli
2017-06-07  8:38 ` [PATCH 3/9] net: mvmdio: use GENMASK for masks Antoine Tenart
2017-06-07 19:24   ` Florian Fainelli
2017-06-07  8:38 ` [PATCH 4/9] net: mvmdio: move the read valid check into its own function Antoine Tenart
2017-06-07 10:00   ` Sergei Shtylyov
2017-06-07 14:43     ` Antoine Tenart
2017-06-07  8:38 ` [PATCH 5/9] net: mvmdio: introduce an ops structure Antoine Tenart
2017-06-07 19:28   ` Florian Fainelli
2017-06-07  8:38 ` [PATCH 6/9] net: mvmdio: put the poll intervals in the private structure Antoine Tenart
2017-06-07 19:25   ` Florian Fainelli
2017-06-07  8:38 ` [PATCH 7/9] net: mvmdio: add xmdio support Antoine Tenart
2017-06-07 12:12   ` Andrew Lunn
2017-06-07 14:42     ` Antoine Tenart [this message]
2017-06-07 15:48   ` Florian Fainelli
2017-06-07 15:56     ` Russell King - ARM Linux
2017-06-07 16:13     ` Antoine Tenart
2017-06-07  8:38 ` [PATCH 8/9] dt-bindings: orion-mdio: document the new xmdio compatible Antoine Tenart
2017-06-07  8:38 ` [PATCH 9/9] arm64: marvell: dts: add xmdio nodes for 7k/8k Antoine Tenart
2017-06-07  8:43   ` Gregory CLEMENT
2017-06-07 19:09     ` David Miller
2017-06-08  8:45   ` Antoine Tenart
2017-06-08  8:51     ` Antoine Tenart
2017-06-08  8:55     ` Gregory CLEMENT
2017-06-08  9:03       ` Antoine Tenart

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=20170607144232.GA4173@kwain \
    --to=antoine.tenart@free-electrons.com \
    --cc=andrew@lunn.ch \
    --cc=davem@davemloft.net \
    --cc=f.fainelli@gmail.com \
    --cc=gregory.clement@free-electrons.com \
    --cc=jason@lakedaemon.net \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux@armlinux.org.uk \
    --cc=mw@semihalf.com \
    --cc=netdev@vger.kernel.org \
    --cc=sebastian.hesselbarth@gmail.com \
    --cc=thomas.petazzoni@free-electrons.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;
as well as URLs for NNTP newsgroup(s).