linux-kernel - Re: [PATCH v2 3/3] dt-bindings: i2c: qcom,i2c-qup: Document noise rejection properties

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Message-ID: <80ecc187-9694-9be9-a910-e03366968e0a@somainline.org>
Date:   Thu, 14 Jan 2021 19:05:23 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     agross@...nel.org, linux-kernel@...r.kernel.org,
        konrad.dybcio@...ainline.org, marijn.suijten@...ainline.org,
        martin.botka@...ainline.org, robh+dt@...nel.org,
        devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-i2c@...r.kernel.org, phone-devel@...r.kernel.org
Subject: Re: [PATCH v2 3/3] dt-bindings: i2c: qcom,i2c-qup: Document noise
 rejection properties

Il 14/01/21 18:58, Bjorn Andersson ha scritto:
> On Thu 14 Jan 11:49 CST 2021, AngeloGioacchino Del Regno wrote:
> 
>> Document the new noise rejection properties "qcom,noise-reject-sda"
>> and "qcom,noise-reject-scl".
>>
> 
> I presume these are unit-less levels?
> 
> 
Yes, there is no unit.

Sorry, I've sent v3 before seeing your R-b on this.

> Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> 
> Regards,
> Bjorn
> 
>> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>
>> ---
>>   .../devicetree/bindings/i2c/qcom,i2c-qup.yaml      | 14 ++++++++++++++
>>   1 file changed, 14 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/i2c/qcom,i2c-qup.yaml b/Documentation/devicetree/bindings/i2c/qcom,i2c-qup.yaml
>> index c5c7db3ac2a6..3f14dd65c6b9 100644
>> --- a/Documentation/devicetree/bindings/i2c/qcom,i2c-qup.yaml
>> +++ b/Documentation/devicetree/bindings/i2c/qcom,i2c-qup.yaml
>> @@ -58,6 +58,20 @@ properties:
>>     '#size-cells':
>>       const: 0
>>   
>> +  qcom,noise-reject-sda:
>> +    $ref: /schemas/types.yaml#/definitions/uint32
>> +    description: Noise rejection level for the SDA line.
>> +    minimum: 0
>> +    maximum: 3
>> +    default: 0
>> +
>> +  qcom,noise-reject-scl:
>> +    $ref: /schemas/types.yaml#/definitions/uint32
>> +    description: Noise rejection level for the SCL line.
>> +    minimum: 0
>> +    maximum: 3
>> +    default: 0
>> +
>>   required:
>>     - compatible
>>     - clocks
>> -- 
>> 2.29.2
>>