linux-kernel - Re: [PATCH net-next v6 00/11] net: ethernet: ti: add networking support for k3 am65x/j721e soc

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Date:   Mon, 30 Mar 2020 13:58:08 +0530
From:   Sekhar Nori <nsekhar@...com>
To:     Tero Kristo <t-kristo@...com>, Vladimir Oltean <olteanv@...il.com>,
        David Miller <davem@...emloft.net>
CC:     Grygorii Strashko <grygorii.strashko@...com>,
        <peter.ujfalusi@...com>, Rob Herring <robh@...nel.org>,
        netdev <netdev@...r.kernel.org>, <rogerq@...com>,
        <devicetree@...r.kernel.org>, Jakub Kicinski <kuba@...nel.org>,
        Murali Karicheri <m-karicheri2@...com>, <kishon@...com>,
        lkml <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>
Subject: Re: [PATCH net-next v6 00/11] net: ethernet: ti: add networking
 support for k3 am65x/j721e soc

On 30/03/20 1:06 PM, Sekhar Nori wrote:
> On 30/03/20 12:45 PM, Tero Kristo wrote:
>> On 28/03/2020 03:53, Vladimir Oltean wrote:
>>> Hi David,
>>>
>>> On Fri, 27 Mar 2020 at 05:02, David Miller <davem@...emloft.net> wrote:
>>>>
>>>> From: Grygorii Strashko <grygorii.strashko@...com>
>>>> Date: Tue, 24 Mar 2020 00:52:43 +0200
>>>>
>>>>> This v6 series adds basic networking support support TI K3
>>>>> AM654x/J721E SoC which
>>>>> have integrated Gigabit Ethernet MAC (Media Access Controller) into
>>>>> device MCU
>>>>> domain and named MCU_CPSW0 (CPSW2G NUSS).
>>>>   ...
>>>>
>>>> Series applied, thank you.
>>>
>>> The build is now broken on net-next:
>>>
>>> arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi:303.23-309.6: ERROR
>>> (phandle_references):
>>> /interconnect@...000/interconnect@...80000/ethernet@...00000/ethernet-ports/port@1:
>>>
>>> Reference to non-existent node
>>> or label "mcu_conf"
>>>
>>>    also defined at
>>> arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts:471.13-474.3
>>> arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi:303.23-309.6: ERROR
>>> (phandle_references):
>>> /interconnect@...000/interconnect@...80000/ethernet@...00000/ethernet-ports/port@1:
>>>
>>> Reference to non-existent node
>>> or label "phy_gmii_sel"
>>>
>>>    also defined at
>>> arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts:471.13-474.3
>>>
>>> As Grygorii said:
>>>
>>> Patches 1-6 are intended for netdev, Patches 7-11 are intended for K3
>>> Platform
>>> tree and provided here for testing purposes.
>>
>> Yeah, I think you are missing a dependency that was applied via the K3
>> branch earlier. They are in linux-next now, but I am not so sure how
>> much that is going to help you.
>>
>> You could just drop the DT patches from this merge and let me apply them
>> via the platform branch.
> 
> One other option would be that Dave merges your K3 tag which was sent to
> ARM SoC to net-next. Its based on v5.6-rc1, has no other dependencies,
> is already in linux-next, should be immutable and safe to merge. This
> has the advantage that no rebase is necessary on net-next.
> 
> git://git.kernel.org/pub/scm/linux/kernel/git/kristo/linux
> tags/ti-k3-soc-for-v5.7

FWIW, I was able to reproduce the build failure reported by Vladimir on
net-next, merge Tero's tag (above) cleanly into it, and see that ARM64
defconfig build on net-next succeeds after the merge.

Thanks,
Sekhar