Re: [Patch v3 1/4] dt-bindings: Document Tegra CCPLEX Cluster

[Sumit Gupta]

On 04/04/22 21:51, Rob Herring wrote:
> External email: Use caution opening links or attachments
>
>
> On Mon, Apr 04, 2022 at 05:47:10PM +0530, Sumit Gupta wrote:
> > The Tegra CPU COMPLEX CLUSTER area contains memory-mapped
> > registers that initiate CPU frequency/voltage transitions.
> >
> > Signed-off-by: Sumit Gupta <sumitg@xxxxxxxxxx>
> > ---
>
> Changes from v2? None perhaps because you ignored my comments there.
Sorry, i missed that mail. Will do the fix in v4.

> >   .../tegra/nvidia,tegra-ccplex-cluster.yaml    | 52 +++++++++++++++++++
> >   1 file changed, 52 insertions(+)
> >   create mode 100644 Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster.yaml b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster.yaml
> > new file mode 100644
> > index 000000000000..d89457e0bd7d
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster.yaml
> > @@ -0,0 +1,52 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: "https://nam11.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevicetree.org%2Fschemas%2Farm%2Ftegra%2Fnvidia%2Ctegra-ccplex-cluster.yaml%23&amp;data=04%7C01%7Csumitg%40nvidia.com%7Cb16581be5d9b4c2e302a08da16571fa0%7C43083d15727340c1b7db39efd9ccc17a%7C0%7C0%7C637846861298835916%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&amp;sdata=NnMO3XdVzZjEDcYd5k8uPY1o%2BuJwNiWuZoAoJTaoako%3D&amp;reserved=0";
> > +$schema: "https://nam11.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevicetree.org%2Fmeta-schemas%2Fcore.yaml%23&amp;data=04%7C01%7Csumitg%40nvidia.com%7Cb16581be5d9b4c2e302a08da16571fa0%7C43083d15727340c1b7db39efd9ccc17a%7C0%7C0%7C637846861298835916%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&amp;sdata=xEIMU8P4LOYDwTFyuaeClH0%2F7Na%2F7w29Fm6VBxxNRQQ%3D&amp;reserved=0";
> > +
> > +title: NVIDIA Tegra CPU COMPLEX CLUSTER area device tree bindings
> > +
> > +maintainers:
> > +  - Sumit Gupta <sumitg@xxxxxxxxxx>
> > +  - Mikko Perttunen <mperttunen@xxxxxxxxxx>
> > +  - Jon Hunter <jonathanh@xxxxxxxxxx>
> > +  - Thierry Reding <thierry.reding@xxxxxxxxx>
> > +
> > +description: |+
> > +  The Tegra CPU COMPLEX CLUSTER area contains memory-mapped
> > +  registers that initiate CPU frequency/voltage transitions.
> > +
> > +properties:
> > +  $nodename:
> > +    pattern: "ccplex@([0-9a-f]+)$"
> > +
> > +  compatible:
> > +    enum:
> > +      - nvidia,tegra186-ccplex-cluster
> > +      - nvidia,tegra234-ccplex-cluster
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  nvidia,bpmp:
> > +    $ref: '/schemas/types.yaml#/definitions/phandle'
> > +    description: |
> > +      Specifies the BPMP node that needs to be queried to get
> > +      operating point data for all CPUs.
> > +
> > +additionalProperties: true
>
> Additionally, true is only allowed for incomplete, common bindings which
> this is not.
Ok, will remove "additionalProperties: true" in v4.

> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - nvidia,bpmp
> > +  - status
> > +
> > +examples:
> > +  - |
> > +    ccplex@e000000 {
> > +      compatible = "nvidia,tegra234-ccplex-cluster";
> > +      reg = <0x0 0x0e000000 0x0 0x5ffff>;
> > +      nvidia,bpmp = <&bpmp>;
> > +      status = "okay";
> > +    };
> > --
> > 2.17.1