[PATCH v2 1/3] dt-bindings: riscv: sifive: Add SiFive Private L2 cache controller

[Eric Lin]

Hi Rob,

On Thu, Jul 20, 2023 at 10:47 PM Rob Herring <robh at kernel.org> wrote:
>
>
> On Thu, 20 Jul 2023 21:51:19 +0800, Eric Lin wrote:
> > This add YAML DT binding documentation for SiFive Private L2
> > cache controller
> >
> > Signed-off-by: Eric Lin <eric.lin at sifive.com>
> > Reviewed-by: Zong Li <zong.li at sifive.com>
> > Reviewed-by: Nick Hu <nick.hu at sifive.com>
> > ---
> >  .../bindings/cache/sifive,pl2cache.yaml       | 62 +++++++++++++++++++
> >  1 file changed, 62 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/cache/sifive,pl2cache.yaml
> >
>
> 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:
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cache/sifive,ccache0.example.dtb: cache-controller at 2010000: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cache/sifive,ccache0.example.dtb: cache-controller at 2010000: 'interrupts', 'memory-region' do not match any of the regexes: 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l2-cache: 'l3-cache' does not match any of the regexes: 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l3-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l3-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l3-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l3-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l3-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/thermal/thermal-cooling-devices.example.dtb: l3-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'l3-cache' does not match any of the regexes: 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l3-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l3-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l3-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l3-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l3-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l3-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible:0: 'sifive,pl2cache1' was expected
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: compatible: ['cache'] is too short
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-block-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-sets' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'cache-size' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.example.dtb: l2-cache: 'reg' is a required property
>         from schema $id: http://devicetree.org/schemas/cache/sifive,pl2cache.yaml#
>
> doc reference errors (make refcheckdocs):
>
> See https://patchwork.ozlabs.org/project/devicetree-bindings/patch/20230720135125.21240-2-eric.lin@sifive.com
>
> The base for the series is generally the latest rc1. A different dependency
> should be noted in *this* patch.
>
> 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
>
> Please check and re-submit after running the above command yourself. Note
> that DT_SCHEMA_FILES can be set to your schema file to speed up checking
> your schema. However, it must be unset to test all examples with your schema.
>

Sorry for the errors. I forgot to run `make dt_binding_check`.
I'll fix it in the next version. Thanks for the review.

Best regards,
Eric Lin