Linux Renesas SOC kernel development
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From: Andrew Lunn <andrew@lunn.ch>
To: Simon Horman <horms@verge.net.au>
Cc: David Miller <davem@davemloft.net>,
	netdev <netdev@vger.kernel.org>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>,
	linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH v3 net-next 07/12] net: ethernet: Add helper to remove a supported link mode
Date: Thu, 20 Sep 2018 14:51:06 +0200	[thread overview]
Message-ID: <20180920125106.GA13632@lunn.ch> (raw)
In-Reply-To: <20180920080506.qxiy2zeg6xd3xxfz@verge.net.au>

> eth0: no link
>   registers for MII PHY 0: 
>     1140 7949 0022 1622 0981 c1e1 000d 0000

Hi Simon

The ID registers 0022 1622 indicate this is a Micrel KSZ9031.
Are you using the micrel PHY driver?

> I note a difference in the 3rd line of hex output: 7002 vs 6002
> but I am unsure if that is relevant.

Register 20, or 0x14. The datasheet says "Reserved" and there is no
description given :-(

I will decode the other registers and see if i can find anything.

    Andrew

  reply	other threads:[~2018-09-20 18:34 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1536709999-13420-1-git-send-email-andrew@lunn.ch>
     [not found] ` <1536709999-13420-8-git-send-email-andrew@lunn.ch>
     [not found]   ` <20180917151302.l6mzzy5xmqlbgejj@verge.net.au>
     [not found]     ` <20180917153811.GE5458@lunn.ch>
     [not found]       ` <20180918105817.z2o5yybcth7diqsu@verge.net.au>
     [not found]         ` <20180918130236.GB29092@lunn.ch>
2018-09-19  7:45           ` [PATCH v3 net-next 07/12] net: ethernet: Add helper to remove a supported link mode Simon Horman
2018-09-19 12:32             ` Andrew Lunn
2018-09-20  8:05               ` Simon Horman
2018-09-20 12:51                 ` Andrew Lunn [this message]
2018-09-21  8:17                   ` Simon Horman
2018-09-24 15:36                     ` Simon Horman
2018-09-24 15:50                       ` Andrew Lunn
2018-09-25  7:38                         ` Simon Horman
2018-09-27  3:08                         ` David Miller
2018-10-01 12:43                           ` Simon Horman

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