linux-kernel - Re: linux-next: manual merge of the usb tree with the xilinx tree

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Date:   Fri, 18 Mar 2022 08:59:50 +0100
From:   Michal Simek <michal.simek@...inx.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>, Greg KH <greg@...ah.com>,
        Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>
CC:     Michal Simek <michal.simek@...inx.com>,
        Michal Simek <monstr@...str.eu>,
        David Heidelberg <david@...t.cz>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Sean Anderson <sean.anderson@...o.com>,
        ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: linux-next: manual merge of the usb tree with the xilinx tree



On 3/18/22 08:39, Stephen Rothwell wrote:
> Hi all,
> 
> On Thu, 10 Feb 2022 13:24:44 +0100 Michal Simek <michal.simek@...inx.com> wrote:
>>
>> On 2/10/22 09:01, Greg KH wrote:
>>> On Thu, Feb 10, 2022 at 02:15:50PM +1100, Stephen Rothwell wrote:
>>>>
>>>> Today's linux-next merge of the usb tree got a conflict in:
>>>>
>>>>     arch/arm64/boot/dts/xilinx/zynqmp.dtsi
>>>>
>>>> between commit:
>>>>
>>>>     eceb6f8677d3 ("arm64: xilinx: dts: drop legacy property #stream-id-cells")
>>>>
>>>> from the xilinx tree and commit:
>>>>
>>>>     d8b1c3d0d700 ("arm64: dts: zynqmp: Move USB clocks to dwc3 node")
>>>>
>>>> from the usb tree.
>>>>
>>>> I fixed it up (see below) and can carry the fix as necessary. This
>>>> is now fixed as far as linux-next is concerned, but any non trivial
>>>> conflicts should be mentioned to your upstream maintainer when your tree
>>>> is submitted for merging.  You may also want to consider cooperating
>>>> with the maintainer of the conflicting tree to minimise any particularly
>>>> complex conflicts.
>>>>
>>>> diff --cc arch/arm64/boot/dts/xilinx/zynqmp.dtsi
>>>> index 056761c974fd,ba68fb8529ee..000000000000
>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
>>>> @@@ -823,6 -824,8 +822,7 @@@
>>>>     				interrupt-parent = <&gic>;
>>>>     				interrupt-names = "dwc_usb3", "otg";
>>>>     				interrupts = <0 65 4>, <0 69 4>;
>>>> + 				clock-names = "bus_early", "ref";
>>>>    -				#stream-id-cells = <1>;
>>>>     				iommus = <&smmu 0x860>;
>>>>     				snps,quirk-frame-length-adjustment = <0x20>;
>>>>     				/* dma-coherent; */
>>>> @@@ -849,6 -851,8 +848,7 @@@
>>>>     				interrupt-parent = <&gic>;
>>>>     				interrupt-names = "dwc_usb3", "otg";
>>>>     				interrupts = <0 70 4>, <0 74 4>;
>>>> + 				clock-names = "bus_early", "ref";
>>>>    -				#stream-id-cells = <1>;
>>>>     				iommus = <&smmu 0x861>;
>>>>     				snps,quirk-frame-length-adjustment = <0x20>;
>>>>     				/* dma-coherent; */
>>>> -- >> Cheers,
>>>> Stephen Rothwell
>>>
>>>
>>>
>>> Looks good, thanks!
>>
>> +1 on this.
> 
> This is now a conflict between the usb tree and the arm-soc tree.
> 

yes. I sent pull request to SOC tree and let Arnd know about this conflict.

Thanks,
Michal