Re: [PATCH V1 1/6] dt-bindings: Added the yaml bindings for DCC

Bjorn Andersson
2021-03-10T20:23:52Z

On Wed 10 Mar 10:46 CST 2021, Souradeep Chowdhury wrote:

> Documentation for Data Capture and Compare(DCC) device tree bindings
> in yaml format.
>
> Signed-off-by: Souradeep Chowdhury <schowdhu@codeaurora.org>
> ---
> .../devicetree/bindings/arm/msm/qcom,dcc.yaml | 49 ++++++++++++++++++++++
> 1 file changed, 49 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
>
> diff --git a/Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml b/Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
> new file mode 100644
> index 0000000..b8e9998
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
> @@ -0,0 +1,49 @@
> +# SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/arm/msm/qcom,dcc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Data Capture and Compare
> +
> +maintainers:
> + - Souradeep Chowdhury <schowdhu@codeaurora.org>
> +
> +description: |
> + DCC (Data Capture and Compare) is a DMA engine which is used to save
> + configuration data or system memory contents during catastrophic failure
> + or SW trigger. DCC is used to capture and store data for debugging purpose
> +
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - qcom,sm8150-dcc
> + - const: qcom,dcc
> +
> + reg:
> + items:
> + - description: DCC base register region
> + - description: DCC RAM base register region
> +
> + reg-names:
> + items:
> + - const: dcc-base
> + - const: dcc-ram-base

Please omit the "-base" suffix from the reg-names.

Regards,
Bjorn

> +
> +required:
> + - compatible
> + - reg
> + - reg-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + dcc@10a2000{
> + compatible = "qcom,sm8150-dcc","qcom,dcc";
> + reg = <0x010a2000 0x1000>,
> + <0x010ad000 0x2000>;
> + reg-names = "dcc-base", "dcc-ram-base";
> + };
> --
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation
>