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From: Andrew Lunn <andrew@lunn.ch>
To: Frantisek Rysanek <Frantisek.Rysanek@post.cz>
Cc: netdev@vger.kernel.org
Subject: Re: HW question: i210 vs. BCM5461S over SGMII: no response from PHY to MDIO requests?
Date: Sun, 18 Mar 2018 15:40:53 +0100	[thread overview]
Message-ID: <20180318144053.GA1188@lunn.ch> (raw)
In-Reply-To: <5AAD92D1.16223.367B9940@Frantisek.Rysanek.post.cz>

> I'm not getting an ACK from the SFP, probably because I've got the 
> address and offset wrong and because I'd better use indirect access.
> There's some more work awaiting me...

Try address 0x50.

i2detect will probe all addresses for you, if you have a standard
Linux i2c bus.

      Andrew

  reply	other threads:[~2018-03-18 14:40 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-17 22:12 HW question: i210 vs. BCM5461S over SGMII: no response from PHY to MDIO requests? Frantisek Rysanek
2018-03-18 14:40 ` Andrew Lunn [this message]
2018-03-20  9:02   ` Frantisek Rysanek
2018-03-20 12:09     ` Andrew Lunn
2018-03-20 12:23       ` Frantisek Rysanek
2018-03-21 10:47       ` Frantisek Rysanek
2018-03-21 13:08         ` Andrew Lunn
2018-03-20 12:02   ` Frantisek Rysanek
  -- strict thread matches above, loose matches on Subject: below --
2018-03-21 11:50 Frantisek Rysanek
2018-03-21 12:58 ` Andrew Lunn
2018-03-21 14:07   ` Frantisek Rysanek
2018-03-16 16:48 Frantisek Rysanek
2018-03-16 18:42 ` Andrew Lunn
2018-03-16 20:40   ` Frantisek Rysanek
2018-03-16 21:02     ` Andrew Lunn
2018-03-17  7:39       ` Frantisek Rysanek
2018-03-17 14:50         ` Andrew Lunn
2018-03-17 15:20           ` Frantisek Rysanek

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