linux-kernel - Re: [PATCH v3 1/4] dt-bindings: nvmem: qfprom: Convert to yaml

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Date:   Wed, 17 Jun 2020 21:56:38 +0530
From:   "Ravi Kumar Bokka (Temp)" <rbokka@...eaurora.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Douglas Anderson <dianders@...omium.org>,
        Rob Herring <robh+dt@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>
Cc:     dhavalp@...eaurora.org, mturney@...eaurora.org,
        rnayak@...eaurora.org, linux-arm-msm@...r.kernel.org,
        saiprakash.ranjan@...eaurora.org, sparate@...eaurora.org,
        mkurumel@...eaurora.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/4] dt-bindings: nvmem: qfprom: Convert to yaml



On 6/17/2020 8:48 PM, Srinivas Kandagatla wrote:
> 
> 
> On 17/06/2020 15:51, Douglas Anderson wrote:
>> From: Ravi Kumar Bokka <rbokka@...eaurora.org>
>>
>> This switches the bindings over from txt to yaml.
>>
>> Signed-off-by: Ravi Kumar Bokka <rbokka@...eaurora.org>
>> Signed-off-by: Douglas Anderson <dianders@...omium.org>
>> ---
>>
>> Changes in v3:
>> - Split conversion to yaml into separate patch new in v3.
>> - Use 'const' for compatible instead of a 1-entry enum.
>> - Changed filename to match compatible string.
>> - Add #address-cells and #size-cells to list of properties.
>> - Fixed up example.
>>
>>   .../bindings/nvmem/qcom,qfprom.yaml           | 45 +++++++++++++++++++
>>   .../devicetree/bindings/nvmem/qfprom.txt      | 35 ---------------
>>   2 files changed, 45 insertions(+), 35 deletions(-)
>>   create mode 100644 
>> Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
>>   delete mode 100644 Documentation/devicetree/bindings/nvmem/qfprom.txt
>>
>> diff --git a/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml 
>> b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
>> new file mode 100644
>> index 000000000000..5efa5e7c4d81
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
>> @@ -0,0 +1,45 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/nvmem/qcom,qfprom.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Qualcomm Technologies Inc, QFPROM Efuse bindings
>> +
>> +maintainers:
>> +  - Ravi Kumar Bokka <rbokka@...eaurora.org>
>> +
> 
> Am not sure this was intentional, but the old maintainer name is totally 
> lost in this patch!
> 
> Please fix this!
> 

Hi Srinivas,
The existed qfprom dt-bindings in .txt format.
I will make it as it is to merge whole content in .yaml format once 
confirm all the parameters with this new driver changes.

> 
> 
>> +allOf:
>> +  - $ref: "nvmem.yaml#"
>> +
>> +properties:
>> +  compatible:
>> +    const: qcom,qfprom
>> +
>> +  reg:
>> +    items:
>> +      - description: The corrected region.
>> +
>> +  # Needed if any child nodes are present.
>> +  "#address-cells":
>> +    const: 1
>> +  "#size-cells":
>> +    const: 1
>> +
>> +required:
>> +   - compatible
>> +   - reg
>> +
>> +examples:
>> +  - |
>> +    efuse@...000 {
>> +      compatible = "qcom,qfprom";
>> +      reg = <0 0x00784000 0 0x8ff>;
>> +      #address-cells = <1>;
>> +      #size-cells = <1>;
>> +
>> +      hstx-trim-primary@1eb {
>> +        reg = <0x1eb 0x1>;
>> +        bits = <1 4>;
>> +      };
>> +    };
>> diff --git a/Documentation/devicetree/bindings/nvmem/qfprom.txt 
>> b/Documentation/devicetree/bindings/nvmem/qfprom.txt
>> deleted file mode 100644
>> index 26fe878d5c86..000000000000
>> --- a/Documentation/devicetree/bindings/nvmem/qfprom.txt
>> +++ /dev/null
>> @@ -1,35 +0,0 @@
>> -= Qualcomm QFPROM device tree bindings =
>> -
>> -This binding is intended to represent QFPROM which is found in most 
>> QCOM SOCs.
>> -
>> -Required properties:
>> -- compatible: should be "qcom,qfprom"
>> -- reg: Should contain registers location and length
>> -
>> -= Data cells =
>> -Are child nodes of qfprom, bindings of which as described in
>> -bindings/nvmem/nvmem.txt
>> -
>> -Example:
>> -
>> -    qfprom: qfprom@...000 {
>> -        compatible     = "qcom,qfprom";
>> -        reg        = <0x00700000 0x8000>;
>> -        ...
>> -        /* Data cells */
>> -        tsens_calibration: calib@404 {
>> -            reg = <0x4404 0x10>;
>> -        };
>> -    };
>> -
>> -
>> -= Data consumers =
>> -Are device nodes which consume nvmem data cells.
>> -
>> -For example:
>> -
>> -    tsens {
>> -        ...
>> -        nvmem-cells = <&tsens_calibration>;
>> -        nvmem-cell-names = "calibration";
>> -    };
>>

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