[PATCH v3 11/17] dt-bindings: PCI: dwc: Apply common schema to Rockchip DW PCIe nodes

[Serge Semin]

On Fri, Jun 10, 2022 at 07:12:35AM -0600, Rob Herring wrote:
> On Fri, 10 Jun 2022 11:56:59 +0300, Serge Semin wrote:
> > As the DT-bindings description states the Rockchip PCIe controller is
> > based on the DW PCIe RP IP-core thus its DT-nodes are supposed to be
> > compatible with the common DW PCIe controller schema. Let's make sure they
> > evaluated against it by referring to the snps,dw-pcie-common.yaml schema
> > in the allOf sub-schemas composition.
> > 
> > Signed-off-by: Serge Semin <Sergey.Semin at baikalelectronics.ru>
> > 
> > ---
> > 
> > Changelog v3:
> > - This is a new patch created on v3 lap of the series.
> > ---
> >  Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> > 
> 
> My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
> on your patch (DT_CHECKER_FLAGS is new in v5.13):
> 
> yamllint warnings/errors:
> 

> dtschema/dtc warnings/errors:
> ./Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml: Unable to find schema file matching $id: http://devicetree.org/schemas/pci/snps,dw-pcie-common.yaml
> /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.example.dtb: pcie at fe280000: False schema does not allow {'compatible': ['rockchip,rk3568-pcie'], 'reg': [[3, 3229614080, 0, 3735552], [0, 4264034304, 0, 65536], [3, 2147483648, 0, 1048576]], 'reg-names': ['dbi', 'apb', 'config'], 'bus-range': [[32, 47]], 'clocks': [[4294967295, 143], [4294967295, 144], [4294967295, 145], [4294967295, 146], [4294967295, 147]], 'clock-names': ['aclk_mst', 'aclk_slv', 'aclk_dbi', 'pclk', 'aux'], 'device_type': ['pci'], 'linux,pci-domain': [[2]], 'max-link-speed': [[2]], 'msi-map': [[8192, 4294967295, 8192, 4096]], 'num-lanes': [[2]], 'phys': [[4294967295]], 'phy-names': ['pcie-phy'], 'power-domains': [[4294967295, 15]], 'ranges': [[2164260864, 0, 2155872256, 3, 2155872256, 0, 1048576], [2197815296, 0, 2156920832, 3, 2156920832, 0, 1064304640]], 'resets': [[4294967295, 193]], 'reset-names': ['pipe'], '#address-cells': [[3]], '#size-cells': [[2]], '$nodename': ['pcie at fe280000']}
> 	From schema: /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml

It's added in the framework of the patch:
[PATCH v3 1/17] dt-bindings: PCI: dwc: Detach common RP/EP DT bindings
of this series.

> 
> doc reference errors (make refcheckdocs):
> 
> See https://patchwork.ozlabs.org/patch/
> 
> This check can fail if there are any dependencies. The base for a patch
> series is generally the most recent rc1.
> 

> If you already ran 'make dt_binding_check' and didn't see the above
> error(s), then make sure 'yamllint' is installed and dt-schema is up to
> date:
> 
> pip3 install dtschema --upgrade

Checked. No problem has been spotted:
[fancer at mobilestation] kernel $ pip3 show dtschema | grep Version
Version: 2022.5
[fancer at mobilestation] kernel $ yamllint -v
yamllint 1.25.0
[fancer at mobilestation] kernel $ make -j8 ARCH=mips CROSS_COMPILE=mipsel-baikal-linux- dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
  LINT    Documentation/devicetree/bindings
  DTEX    Documentation/devicetree/bindings/pci/rockchip-dw-pcie.example.dts
  CHKDT   Documentation/devicetree/bindings/processed-schema.json
  SCHEMA  Documentation/devicetree/bindings/processed-schema.json
  DTC     Documentation/devicetree/bindings/pci/rockchip-dw-pcie.example.dtb
  CHECK   Documentation/devicetree/bindings/pci/rockchip-dw-pcie.example.dtb
[fancer at mobilestation] kernel $

-Sergey

> 
> Please check and re-submit.
>