From: Hamza Mahfooz <someguy@effective-light.com>
To: Russell King - ARM Linux admin <linux@armlinux.org.uk>
Cc: Heiner Kallweit <hkallweit1@gmail.com>, netdev@vger.kernel.org
Subject: Re: Fwd: Solidrun ClearFog Base and Huawei MA5671A SFP
Date: Sun, 27 Dec 2020 14:34:05 -0500 [thread overview]
Message-ID: <TOJ0MQ.ZNYLUGUM091D@effective-light.com> (raw)
In-Reply-To: <20201226222740.GE1551@shell.armlinux.org.uk>
Would it not be possible to disable dying gasp (assuming I can access
the module using some other hardware)?
On Sat, Dec 26, 2020 at 10:27 pm, Russell King - ARM Linux admin
<linux@armlinux.org.uk> wrote:
> Sorry, this will not work. The MA5671A modules are configured to use
> dying gasp on pin 7, and pin 7 is grounded on the Armada 388 Clearfog
> platforms, resulting in the module not booting.
>
> I'm sorry, I can't recommend a module; I don't use SFP GPON modules
> myself.
>
> On Sat, Dec 26, 2020 at 11:15:18PM +0100, Heiner Kallweit wrote:
>> Sounds like something where you may be able to help.
>>
>> Heiner
>>
>> -------- Forwarded Message --------
>> Subject: Solidrun ClearFog Base and Huawei MA5671A SFP
>> Date: Sat, 26 Dec 2020 16:41:40 -0500
>> From: Hamza Mahfooz <someguy@effective-light.com>
>> To: netdev@vger.kernel.org
>>
>> Hey, has anyone got the ClearFog (ARMADA 388 SoC) to work with the
>> MA5671A? I've to been trying to get the ClearFog to read the
>> MA5671A's
>> EEPROM however it always throws the following error:
>>
>> > # dmesg | grep sfp
>> > [ 4.550651] sfp sfp: Host maximum power 2.0W
>> > [ 5.875047] sfp sfp: please wait, module slow to respond
>> > [ 61.295045] sfp sfp: failed to read EEPROM: -6
>>
>> I've tried to increase the retry timeout in `/drivers/net/phy/sfp.c`
>> (i.e. T_PROBE_RETRY_SLOW) so far, any suggestions would be
>> appreciated.
>> Also, I'm on kernel version 5.9.13.
>>
>>
>>
>
> --
> RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
> FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!
prev parent reply other threads:[~2020-12-27 19:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-26 21:41 Solidrun ClearFog Base and Huawei MA5671A SFP Hamza Mahfooz
[not found] ` <8394f1c8-0b27-c1aa-37d4-77d65bdccade@gmail.com>
2020-12-26 22:27 ` Fwd: " Russell King - ARM Linux admin
2020-12-27 19:34 ` Hamza Mahfooz [this message]
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