From: Heiner Kallweit <hkallweit1@gmail.com>
To: Anand Moon <linux.amoon@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>,
Russell King <linux@armlinux.org.uk>,
"David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Florian Fainelli <f.fainelli@gmail.com>,
Kevin Hilman <khilman@baylibre.com>,
Neil Armstrong <narmstrong@baylibre.com>,
Jerome Brunet <jbrunet@baylibre.com>,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
netdev@vger.kernel.org, devicetree <devicetree@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-amlogic@lists.infradead.org
Subject: Re: [PATCHv1 0/6] Amlogic Soc - Add missing ethernet mdio compatible string
Date: Thu, 25 Mar 2021 16:55:25 +0100 [thread overview]
Message-ID: <41c4af19-cceb-c25c-2e11-cc9319cc42c1@gmail.com> (raw)
In-Reply-To: <CANAwSgS4SLdYwY9n6uNci+rgE1Q4UAzCy29gX+CL4patDgH15A@mail.gmail.com>
On 25.03.2021 16:40, Anand Moon wrote:
> Hi Heiner
>
>
> On Thu, 25 Mar 2021 at 18:49, Heiner Kallweit <hkallweit1@gmail.com> wrote:
>>
>> On 25.03.2021 13:42, Anand Moon wrote:
>>> On most of the Amlogic SoC I observed that Ethernet would not get
>>> initialize when try to deploy the mainline kernel, earlier I tried to
>>> fix this issue with by setting ethernet reset but it did not resolve
>>> the issue see below.
>>> resets = <&reset RESET_ETHERNET>;
>>> reset-names = "stmmaceth";
>>>
>>> After checking what was the missing with Rockchip SoC dts
>>> I tried to add this missing compatible string and then it
>>> started to working on my setup.
>>>
>>> Also I tried to fix the device tree binding to validate the changes.
>>>
>>> Tested this on my Odroid-N2 and Odroid-C2 (64 bit) setup.
>>> I do not have ready Odroid C1 (32 bit) setup so please somebody test.
>>>
>>
>> When working on the Odroid-C2 I did not have such a problem.
>> And if you look at of_mdiobus_child_is_phy() and
>> of_mdiobus_register_phy() you'll see that your change shouldn't be
>> needed.
> I will check this out, thanks for your inputs.
>>
>> Could you please elaborate on:
>> - What is the exact problem you're facing? Best add a dmesg log.
> 1> I am aware all the distro kernel I have tested ethernet will work file
> 2> My issue is when I compile the mainline kernel with the default setting,
> Ethernet interface will not receive any DHCP IP address from the router
> Although the Ethernet interface comes up properly.
> This does not happen frequently but I observed this at my end.
If the PHY wouldn't be detected, then your network would never work.
So there must be a different reason. You can manually assign a static IP
and then check what's going wrong: checking for missed / error packets,
running iperf, etc.
> 3> I tried to collect logs but I did not observe any kernel issue
> like panic or warning.
>
>> - Which kernel version are you using?
> I am using the mainline kernel with default settings.
>
> -Anand
>
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next prev parent reply other threads:[~2021-03-25 15:55 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-25 12:42 [PATCHv1 0/6] Amlogic Soc - Add missing ethernet mdio compatible string Anand Moon
2021-03-25 12:42 ` [PATCHv1 1/6] dt-bindings: net: ethernet-phy: Fix the parsing of ethernet-phy " Anand Moon
2021-03-25 12:57 ` Andrew Lunn
2021-03-25 13:33 ` Anand Moon
2021-03-25 13:42 ` Heiner Kallweit
2021-03-25 16:56 ` Rob Herring
2021-03-25 17:37 ` Anand Moon
2021-03-25 12:42 ` [PATCHv1 2/6] arm: dts: meson: Add missing ethernet phy mdio " Anand Moon
2021-03-25 12:59 ` Andrew Lunn
2021-03-25 12:42 ` [PATCHv1 3/6] arm64: dts: meson-gxbb: Add missing ethernet phy mimo " Anand Moon
2021-03-25 12:42 ` [PATCHv1 4/6] arm64: dts: meson-gxl: Add missing ethernet phy mdio " Anand Moon
2021-03-25 12:42 ` [PATCHv1 5/6] arm64: dts: meson-g12: " Anand Moon
2021-03-25 12:42 ` [PATCHv1 6/6] arm64: dts: meson-glx: Fix the " Anand Moon
2021-03-25 13:02 ` [PATCHv1 0/6] Amlogic Soc - Add missing ethernet " Andrew Lunn
2021-03-25 13:19 ` Heiner Kallweit
2021-03-25 15:40 ` Anand Moon
2021-03-25 15:55 ` Heiner Kallweit [this message]
-- strict thread matches above, loose matches on Subject: below --
2021-03-25 12:38 Anand Moon
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