From: Tony Lindgren <tony@atomide.com>
To: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: devicetree@vger.kernel.org, grygorii.strashko@ti.com,
marc.w.gonzalez@free.fr, netdev@vger.kernel.org, nsekhar@ti.com,
vkoul@kernel.org, f.fainelli@gmail.com, bcousson@baylibre.com,
niklas.cassel@linaro.org, linux-omap@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/2] ARM: dts: am335x-evm/evmsk: Fix PHY mode for ethernet
Date: Mon, 18 Feb 2019 06:44:30 -0800 [thread overview]
Message-ID: <20190218144430.GE15711@atomide.com> (raw)
In-Reply-To: <20190218143629.28392-1-peter.ujfalusi@ti.com>
* Peter Ujfalusi <peter.ujfalusi@ti.com> [190218 14:36]:
> Hi,
>
> cd28d1d6e52e: ("net: phy: at803x: Disable phy delay for RGMII mode") broke the
> ethernet networking on evmsk (and most likely on the evm as well):
> https://patchwork.ozlabs.org/patch/1028527/
>
> v1 patch to fix the situation:
> https://patchwork.ozlabs.org/patch/1040617/
>
> It turned out that the at803x driver is actually broken and need to be fixed
> along with the DT data.
>
> The following series is proposed to fix the driver:
> https://patchwork.ozlabs.org/project/netdev/list/?series=92611
>
> but the PHT mode needs to be switched to rgmii-id from rgmii-txid:
> The rx delay is enabled by default and the driver never disabled it so when
> asking rgmii-txid it actually got rgmii-id.
>
> The patch can be backported to stable, I have tested that it is not causing
> regression with the old, broken driver.
Can the dts changes be merged before the driver changes or
does it cause the phy to stop working?
Regards,
Tony
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next prev parent reply other threads:[~2019-02-18 14:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-18 14:36 [PATCH 0/2] ARM: dts: am335x-evm/evmsk: Fix PHY mode for ethernet Peter Ujfalusi
2019-02-18 14:36 ` [PATCH 1/2] ARM: dts: am335x-evmsk: " Peter Ujfalusi
2019-02-18 14:36 ` [PATCH 2/2] ARM: dts: am335x-evm: " Peter Ujfalusi
2019-02-18 14:44 ` Tony Lindgren [this message]
2019-02-18 16:22 ` [PATCH 0/2] ARM: dts: am335x-evm/evmsk: " Peter Ujfalusi
2019-02-18 16:26 ` Tony Lindgren
2019-02-19 8:02 ` Peter Ujfalusi
2019-02-19 16:52 ` Tony Lindgren
2019-02-20 8:30 ` Peter Ujfalusi
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