Re: [PATCH 2/2] dt-bindings: opp: Add binding for qcom-cpu-opp

From: Rob Herring
Date: Thu Sep 02 2021 - 15:16:51 EST


On Wed, Sep 01, 2021 at 05:55:59PM +0200, AngeloGioacchino Del Regno wrote:
> This adds a binding documenting operating-points-v2-kryo-cpu in a
> qcom-cpu-opp.yaml file. Logic is to add any new Qualcomm SoCs CPU
> related OPP compatibles in here.
>
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/opp/qcom-cpu-opp.yaml | 68 +++++++++++++++++++
> 1 file changed, 68 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/opp/qcom-cpu-opp.yaml
>
> diff --git a/Documentation/devicetree/bindings/opp/qcom-cpu-opp.yaml b/Documentation/devicetree/bindings/opp/qcom-cpu-opp.yaml
> new file mode 100644
> index 000000000000..b4d83b64228c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/opp/qcom-cpu-opp.yaml
> @@ -0,0 +1,68 @@
> +# SPDX-License-Identifier: GPL-2.0

As checkpatch says, dual license.

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/opp/qcom-cpu-opp.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Technologies, Inc. CPU OPP bindings
> +
> +maintainers:
> + - Ilia Lin <ilia.lin@xxxxxxxxxx>
> +
> +allOf:
> + - $ref: opp-v2-base.yaml#
> +
> +properties:
> + compatible:
> + const: operating-points-v2-kryo-cpu
> +
> + nvmem-cells:
> + description: |
> + A phandle pointing to a nvmem-cells node representing the efuse
> + registers that has information about the speedbin that is used
> + to select the right frequency/voltage value pair.
> + maxItems: 1
> +
> + opp-shared: true
> +
> +required:
> + - compatible
> +
> +patternProperties:
> + '^opp-?[0-9]+$':
> + type: object
> +
> + properties:
> + clock-latency-ns: true
> + opp-hz: true
> + opp-microvolt: true
> + opp-supported-hw: true
> + required-opps: true
> +
> + required:
> + - opp-hz
> +
> + unevaluatedProperties: false
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + cpu_opp_table: opp-table-cpu {
> + compatible = "operating-points-v2-kryo-cpu";
> + opp-shared;
> +
> + opp-1094400000 {
> + opp-hz = /bits/ 64 <1094400000>;
> + required-opps = <&cpr_opp1>;
> + };
> + opp-1248000000 {
> + opp-hz = /bits/ 64 <1248000000>;
> + required-opps = <&cpr_opp2>;
> + };
> + opp-1401600000 {
> + opp-hz = /bits/ 64 <1401600000>;
> + required-opps = <&cpr_opp3>;
> + };
> + };
> +...
> --
> 2.32.0
>
>