Re: [PATCH v2 1/4] dt-bindings: perf: marvell: cn10k ddr performance monitor

From: Rob Herring
Date: Tue Aug 17 2021 - 16:27:47 EST


On Tue, Aug 10, 2021 at 03:13:04PM +0530, Bharat Bhushan wrote:
> Add binding documentation for the Marvell CN10k DDR
> performance monitor unit.
>
> Signed-off-by: Bharat Bhushan <bbhushan2@xxxxxxxxxxx>
> ---
> v1->v2:
> - DT binding changed to new DT Schema
>
> .../bindings/perf/marvell-cn10k-ddr.yaml | 37 +++++++++++++++++++
> 1 file changed, 37 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml
>
> diff --git a/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml b/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml
> new file mode 100644
> index 000000000000..2a335444cf53
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml
> @@ -0,0 +1,37 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/perf/marvell-cn10k-ddr.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Marvell CN10K DDR performance monitor
> +
> +maintainers:
> + - Bharat Bhushan <bbhushan2@xxxxxxxxxxx>
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - marvell,cn10k-ddr-pmu
> +
> + reg:
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + bus {
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + ddrcpmu@1 {

pmu@87e1c0000000

> + compatible = "marvell,cn10k-ddr-pmu";
> + reg = <0x87e1 0xc0000000 0x0 0x10000>;
> + };
> + };
> --
> 2.17.1
>
>