Re: [PATCH v5 1/2] dt-bindings: arm: aspeed: add IBM SBP1 board

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Hi Andrew, Conor,


On Tue, 15 Oct 2024 at 06:08, Andrew Jeffery
<andrew@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> Hi Naresh,
>
> On Fri, 2024-10-11 at 13:38 +0530, Naresh Solanki wrote:
> > Hi Andrew,
> >
> >
> > On Fri, 11 Oct 2024 at 05:15, Andrew Jeffery
> > <andrew@xxxxxxxxxxxxxxxxxxxx> wrote:
> > >
> > > Hi Naresh,
> > >
> > > On Thu, 2024-10-10 at 09:30 -0500, Rob Herring (Arm) wrote:
> > > > On Thu, 10 Oct 2024 16:53:31 +0530, Naresh Solanki wrote:
> > > > > Document the new compatibles used on IBM SBP1.
> > > > >
> > > > > Signed-off-by: Naresh Solanki <naresh.solanki@xxxxxxxxxxxxx>
> > > > > Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> > > > > ---
> > > > > Changes in V4:
> > > > > - Retain Acked-by from v2.
> > > > > - Fix alphabetic order
> > > > > ---
> > > > >  Documentation/devicetree/bindings/arm/aspeed/aspeed.yaml | 1 +
> > > > >  1 file changed, 1 insertion(+)
> > > > >
> > > >
> > > >
> > > > My bot found new DTB warnings on the .dts files added or changed in this
> > > > series.
> > > >
> > > > Some warnings may be from an existing SoC .dtsi. Or perhaps the warnings
> > > > are fixed by another series. Ultimately, it is up to the platform
> > > > maintainer whether these warnings are acceptable or not. No need to reply
> > > > unless the platform maintainer has comments.
> > > >
> > > > If you already ran DT checks and didn't see these error(s), then
> > > > make sure dt-schema is up to date:
> > > >
> > > >  pip3 install dtschema --upgrade
> > > >
> > > >
> > > > New warnings running 'make CHECK_DTBS=y aspeed/aspeed-bmc-ibm-sbp1.dtb' for 20241010112337.3840703-1-naresh.solanki@xxxxxxxxxxxxx:
> > > >
> > >
> > > ...
> > >
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: mux@77: interrupts: False schema does not allow [[44, 4]]
> > > >  from schema $id: http://devicetree.org/schemas/i2c/i2c-mux-pca954x.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: pvccinfaon-pvccfa-cpu2@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: mp2973-pvccin-pvccfa-cpu2@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: pvccinfaon-pvccfa-cpu1@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: mp2973-pvccin-pvccfa-cpu1@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: pvccinfaon-pvccfa-cpu3@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: mp2973-pvccin-pvccfa-cpu3@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: regulator@5f: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: regulator@5f: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: regulator@5f: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: regulator@5f: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: pvccinfaon-pvccfa-cpu0@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > > > arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dtb: mp2973-pvccin-pvccfa-cpu0@58: 'regulators' does not match any of the regexes: 'pinctrl-[0-9]+'
> > > >  from schema $id: http://devicetree.org/schemas/trivial-devices.yaml#
> > >
> > > These still must be addressed as mentioned on v3 (with more specific
> > > comments regarding the infineon,ir38263 on v4). Please look through the
> > > binding documents for the affected nodes and make sure the nodes in
> > > your DTS conform to their definitions. You can check your work with
> > > `make CHECK_DTBS=y aspeed/aspeed-bmc-ibm-sbp1.dtb` prior to sending.
> >
> > These are the warnings coming for trivial devices. Even for regulator@5f
> >
> > grep -rsn mp2973 Documentation/
> > Documentation/devicetree/bindings/trivial-devices.yaml:286:
> > # Monolithic Power Systems Inc. multi-phase controller mp2973
> > Documentation/devicetree/bindings/trivial-devices.yaml:287: -
> > mps,mp2973
> >
>
> Right, but if they're generating warnings, then you haven't specified
> the nodes in accordance with the bindings. From here one of two things
> is the case:
>
>    1. The bindings' specifications are incomplete, and you need to
>       introduce patches updating them to match how you need to use the
>       hardware
>    2. Your devicetree is incorrect, and the unexpected properties need
>       to be removed from the listed nodes.
>
> The only third option is "don't use the hardware how you need to" (i.e.
> remove the unexpected properties despite needing them, because you
> don't want to update the bindings).
Will do what needs to be done.
Will introduce binding for those devices which need them.

Thanks a lot for your inputs

Regards,
Naresh
>
> Ultimately the tools are telling you something is wrong, and I need the
> warnings I've identified addressed before I can apply your patch,
> otherwise the hardware is not going to do what you might expect.
> > I've rebased it on top of for-next branch in [2]
> >
> > I rebased on top of [1] & the volume of output did reduce for CHECK_DTBS.
>
> Great :)
>
> Andrew




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