[PATCH 0/5] DT schema changes for HiKey970 PCIe hardware to work

[Rob Herring]

On Thu, Jul 29, 2021 at 5:56 AM Mauro Carvalho Chehab
<mchehab+huawei at kernel.org> wrote:
>
> Hi Rob,
>
> After our discussions, I'm opting to submit first the DT bindings for the
> Kirin 970 PCIe support.
>
> Patch 1 is there just because patch 2 needs. You already acked on it.
>
> Patch 5 is also there just as an example of the entire stuff added to
> the DTS file.
>
> The core of this series are patches 2 to 4. They contain the conversion
> of the kirin-pcie.txt file to the DT schema, and adds the needed
> bindings.
>
> Currently, it generates some warnings:
>
>    Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.example.dt.yaml: pcie at f5000000: pcie at 4,0:compatible: None of ['pciclass,0604'] are valid under the given schema
>         From schema: Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml

This should be fixed now in dtschema master.

>   Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.example.dt.yaml: pcie at 4,0: reset-gpios: [[4294967295, 1, 0]] is too short

Your proposed change to pci-bus.yaml is wrong. It's requiring 4
entries. You need 'minItems: 1'.

Rob