public inbox for devicetree@vger.kernel.org
 help / color / mirror / Atom feed
From: Carlo Caione <ccaione@baylibre.com>
To: Russell King - ARM Linux admin <linux@armlinux.org.uk>
Cc: mark.rutland@arm.com, andrew@lunn.ch, f.fainelli@gmail.com,
	devicetree@vger.kernel.org, s.hauer@pengutronix.de,
	robh+dt@kernel.org, abailon@baylibre.com, kernel@pengutronix.de,
	fabio.estevam@nxp.com, hkallweit1@gmail.com, shawnguo@kernel.org,
	aisheng.dong@nxp.com, linux-arm-kernel@lists.infradead.org,
	linux-imx@nxp.com
Subject: Re: [PATCH 0/3] at803x: Add quirk to disable SmartEEE
Date: Fri, 25 Jan 2019 18:48:46 +0000	[thread overview]
Message-ID: <20190125184330.dm3kaoewvbwddacy@xps> (raw)
In-Reply-To: <20190125130612.npknjuzjmny4yohg@e5254000004ec.dyn.armlinux.org.uk>

On 25/01/19 13:06, Russell King - ARM Linux admin wrote:
>On Fri, Jan 25, 2019 at 12:55:10PM +0000, Carlo Caione wrote:
>> SmartEEE, compatible with IEEE802.3az standard, is designed to include
>> legacy MAC without EEE capability into the power saving system. SmartEEE
>> is enabled by default configuration on AR8031 after power-on or hardware
>> reset.
>>
>> Unfortunately this is proved causing issues for certain hw
>> configurations.  We add a quirk to optionally disable SmartEEE.
>
>It may be a good idea to detail what "certain hw configurations" are
>and/or what the "issues" are, so it's easier to find this if/when
>others encounter the same issue.

This fix was upstreamed from the imx downstream kernel so I do not have 
much informations on that but something is reported in the U-Boot fix 
for the same problem at [0] so I'll add more info in the next revision.

Cheers,

[0] https://patchwork.ozlabs.org/patch/1015783/

-- 
Carlo Caione

  parent reply	other threads:[~2019-01-25 18:48 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-25 12:55 [PATCH 0/3] at803x: Add quirk to disable SmartEEE Carlo Caione
2019-01-25 12:55 ` [PATCH 1/3] net: phy: at803x: Introduce " Carlo Caione
2019-01-25 12:55 ` [PATCH 2/3] dt-bindings: net: at803x: Document at803x, smarteee-disabled property Carlo Caione
2019-01-25 18:42   ` [PATCH 2/3] dt-bindings: net: at803x: Document at803x,smarteee-disabled property Florian Fainelli
2019-01-25 12:55 ` [PATCH 3/3] arm64: dts: imx8mq-evk: Disable SmartEEE Carlo Caione
2019-01-25 13:06 ` [PATCH 0/3] at803x: Add quirk to disable SmartEEE Russell King - ARM Linux admin
2019-01-25 18:15   ` Heiner Kallweit
2019-01-25 18:48   ` Carlo Caione [this message]
2019-01-25 19:07     ` Heiner Kallweit
2019-01-25 19:19       ` Russell King - ARM Linux admin
2019-01-25 19:27         ` Heiner Kallweit
2019-01-28 10:46           ` Carlo Caione
2019-01-28 15:57             ` Russell King - ARM Linux admin
2019-01-28 18:23               ` Heiner Kallweit
2019-01-28 19:04                 ` Russell King - ARM Linux admin
2019-01-30 10:16                   ` Carlo Caione
2019-01-30 10:47                     ` Russell King - ARM Linux admin
2019-04-12  0:25                       ` Vladimir Oltean

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=20190125184330.dm3kaoewvbwddacy@xps \
    --to=ccaione@baylibre.com \
    --cc=abailon@baylibre.com \
    --cc=aisheng.dong@nxp.com \
    --cc=andrew@lunn.ch \
    --cc=devicetree@vger.kernel.org \
    --cc=f.fainelli@gmail.com \
    --cc=fabio.estevam@nxp.com \
    --cc=hkallweit1@gmail.com \
    --cc=kernel@pengutronix.de \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-imx@nxp.com \
    --cc=linux@armlinux.org.uk \
    --cc=mark.rutland@arm.com \
    --cc=robh+dt@kernel.org \
    --cc=s.hauer@pengutronix.de \
    --cc=shawnguo@kernel.org \
    /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