Re: [RESEND PATCH 1/2] arm64: dts: ti: k3-j721e-main: Add PCIe device tree nodes

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On 16:53-20200914, Kishon Vijay Abraham I wrote:
> Hi Rob,
> 
> On 02/09/20 1:07 pm, Kishon Vijay Abraham I wrote:
> > Hi Rob,
> > 
> > On 02/09/20 10:24 am, Kishon Vijay Abraham I wrote:
> >> Hi Nishanth,
> >>
> >> On 01/09/20 8:22 pm, Nishanth Menon wrote:
> >>> On 19:36-20200901, Kishon Vijay Abraham I wrote:
> >>>> Add PCIe device tree node (both RC and EP) for the four
> >>>> PCIe instances here.
> >>>>
> >>>> Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
> >>>> ---
> >>>>   arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 218
> >>>> ++++++++++++++++++++++
> >>>>   arch/arm64/boot/dts/ti/k3-j721e.dtsi      |   5 +-
> >>>>   2 files changed, 222 insertions(+), 1 deletion(-)
> >>>
> >>>
> >>> Did you look at the diff of the dtbs_check before and after this
> >>> series? I see: https://pastebin.ubuntu.com/p/9fyfrTjx9M/
> >>
> >> I didn't see any errors when I checked for individual bindings
> >> a0393678@a0393678-ssd:~/repos/linux$ mkconfig64 dtbs_check
> >> DT_SCHEMA_FILES="Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml"
> >>
> >>    SCHEMA  Documentation/devicetree/bindings/processed-schema.yaml
> >>    DTC     arch/arm64/boot/dts/ti/k3-am654-base-board.dt.yaml
> >>    DTC     arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dt.yaml
> >>    CHECK   arch/arm64/boot/dts/ti/k3-am654-base-board.dt.yaml
> >>    CHECK   arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dt.yaml
> >> a0393678@a0393678-ssd:~/repos/linux$ mkconfig64 dtbs_check
> >> DT_SCHEMA_FILES="Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml"
> >>
> >>    SCHEMA  Documentation/devicetree/bindings/processed-schema.yamlsimple-bus
> >>    DTC     arch/arm64/boot/dts/ti/k3-am654-base-board.dt.yaml
> >>    DTC     arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dt.yaml
> >>    CHECK   arch/arm64/boot/dts/ti/k3-am654-base-board.dt.yaml
> >>    CHECK   arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dt.yaml
> > 
> > Can you give hint on why I get ranges is too long error
> > https://pastebin.ubuntu.com/p/cPm2tg3dcV/ which I give mkconfig64
> > dtbs_check but don't see an error when I include "DT_SCHEMA_FILES"?
> 
> I debugged this and looks like PCIe "ranges" property conflicts with
> simple-bus.
> 
> A diff like below helps to solve the issue
> diff --git a/schemas/simple-bus.yaml b/schemas/simple-bus.yaml
> index 248ac9d..ed818ef 100644
> --- a/schemas/simple-bus.yaml
> +++ b/schemas/simple-bus.yaml
> @@ -39,7 +39,7 @@ patternProperties:
>          oneOf:
>            - items:
>                minItems: 3
> -              maxItems: 6
> +              maxItems: 7
>              minItems: 0
>              maxItems: 1024
>            - $ref: "types.yaml#/definitions/flag"
> 
> If this looks right to you, I can post a patch for it. Without fixing
> this we would see false errors for PCIe DT nodes.

https://github.com/devicetree-org/dt-schema/commit/3baf308b01786788e3ccb9824fce6d7136b21214

Part of v2020.08.1? Am i missing something?
-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D



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