Message-ID: <d476ec49-6bb5-de44-11f6-e4e0881acaae@ieee.org>
Date:   Mon, 13 Dec 2021 16:35:57 -0600
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.3.1
Subject: Re: [PATCH V6 1/7] dt-bindings: Added the yaml bindings for DCC
Content-Language: en-US
To:     Souradeep Chowdhury <schowdhu@codeaurora.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Rob Herring <robh+dt@kernel.org>
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>,
        Sibi Sankar <sibis@codeaurora.org>,
        Rajendra Nayak <rnayak@codeaurora.org>, vkoul@kernel.org
References: <cover.1628617260.git.schowdhu@codeaurora.org>
 <1765c436635ecc05fc463524c1e7517297660728.1628617260.git.schowdhu@codeaurora.org>
From:   Alex Elder <elder@ieee.org>
In-Reply-To: <1765c436635ecc05fc463524c1e7517297660728.1628617260.git.schowdhu@codeaurora.org>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 8/10/21 12:54 PM, Souradeep Chowdhury wrote:
> Documentation for Data Capture and Compare(DCC) device tree bindings
> in yaml format.

Even though Rob has already reviewed this...  I think it
would be nice if you gave these memory regions names, such
as "config" for the first one and "sram" or something for
the second one.  It's a little more descriptive than just
looking them up using their positions.

					-Alex

> Reviewed-by: Rob Herring <robh@kernel.org>
> Signed-off-by: Souradeep Chowdhury <schowdhu@codeaurora.org>
> ---
>   .../devicetree/bindings/arm/msm/qcom,dcc.yaml      | 43 ++++++++++++++++++++++
>   1 file changed, 43 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..b7a6619
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
> @@ -0,0 +1,43 @@
> +# 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
> +          - qcom,sc7280-dcc
> +          - qcom,sc7180-dcc
> +          - qcom,sdm845-dcc
> +      - const: qcom,dcc
> +
> +  reg:
> +    items:
> +      - description: DCC base register region
> +      - description: DCC RAM base register region
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    dma@10a2000{
> +                compatible = "qcom,sm8150-dcc","qcom,dcc";
> +                reg = <0x010a2000  0x1000>,
> +                      <0x010ad000  0x2000>;
> +    };
>