Re: [PATCH 1/5] arm64: dts: imx8-ss-hsio: Wire up DMA IRQ for PCIe

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Hi Frank,

Am Montag, 24. Februar 2025, 18:49:01 CET schrieb Frank Li:
> On Wed, Jan 08, 2025 at 11:33:35AM -0500, Frank Li wrote:
> > On Wed, Jan 08, 2025 at 10:58:18AM +0100, Alexander Stein wrote:
> > > Hi Frank,
> > >
> > > Am Dienstag, 7. Januar 2025, 16:39:25 CET schrieb Frank Li:
> > > > On Tue, Jan 07, 2025 at 03:01:06PM +0100, Alexander Stein wrote:
> > > > > IRQ mapping is already present. Add the missing DMA interrupt.
> > > >
> > > > PCI host side have not use bridge's DMA yet although hardware support it.
> > >
> > > So this is a driver limitation, right? So IMHO the device description is
> > > independent from that and still correct, right?
> >
> > Yes, but dma register space may missed also. I suggest add later after
> > EP side support merged, which can verify informaiton is correct.
> >
> > Anyway, I don't block this change.
> 
> 
> Did you run DTB_CHECK? I found new warning was added
> 
> /home/lizhi/source/linux-upstream-dts/arch/arm64/boot/dts/freescale/imx8dx-colibri-aster.dtb: pcie@5f010000: interrupts: [[0, 102, 4], [0, 104, 4]] is too long
>         from schema $id: http://devicetree.org/schemas/pci/fsl,imx6q-pcie.yaml#
> /home/lizhi/source/linux-upstream-dts/arch/arm64/boot/dts/freescale/imx8dx-colibri-aster.dtb: pcie@5f010000: interrupt-names: ['msi', 'dma'] is too long
>         from schema $id: http://devicetree.org/schemas/pci/fsl,imx6q-pcie.yaml#
> /home/lizhi/source/linux-upstream-dts/arch/arm64/boot/dts/freescale/imx8dx-colibri-eval-v3.dtb: pcie@5f010000: interrupts: [[0, 102, 4], [0, 104, 4]] is too long
>         from schema $id: http://devicetree.org/schemas/pci/fsl,imx6q-pcie.yaml#
> /home/lizhi/source/linux-upstream-dts/arch/arm64/boot/dts/freescale/imx8dx-colibri-eval-v3.dtb: pcie@5f010000: interrupt-names: ['msi', 'dma'] is too long
>         from schema $id: http://devicetree.org/schemas/pci/fsl,imx6q-pcie.yaml#
> /home/lizhi/source/linux-upstream-dts/arch/arm64/boot/dts/freescale/imx8dx-colibri-iris.dtb: pcie@5f010000: interrupts: [[0, 102, 4], [0, 104, 4]] is too long
>         from schema $id: http://devicetree.org/schemas/pci/fsl,imx6q-pcie.yaml#
> /home/lizhi/source/linux-upstream-dts/arch/arm64/boot/dts/freescale/imx8dx-colibri-iris.dtb: pcie@5f010000: interrupt-names: ['msi', 'dma'] is too long

I think I did, but I see the same warnings.
I've prepared a series which addresses schema and imx8qm dtsi.

Best regards
Alexander
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