linux-kernel - Re: [PATCH v1 1/4] dt-bindindgs: i2c: qcom,i2c-geni: Document shared flag

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Message-ID: <b739bcd2-3ba6-4423-8afd-e5200beb9ed9@quicinc.com>
Date: Wed, 4 Sep 2024 23:56:52 +0530
From: Mukesh Kumar Savaliya <quic_msavaliy@...cinc.com>
To: Bryan O'Donoghue <bryan.odonoghue@...aro.org>, <konrad.dybcio@...aro.org>,
        <andersson@...nel.org>, <andi.shyti@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <dmaengine@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-i2c@...r.kernel.org>
CC: <quic_vdadhani@...cinc.com>
Subject: Re: [PATCH v1 1/4] dt-bindindgs: i2c: qcom,i2c-geni: Document shared
 flag



On 8/29/2024 3:31 PM, Bryan O'Donoghue wrote:
> On 29/08/2024 10:58, Bryan O'Donoghue wrote:
>> On 29/08/2024 10:24, Mukesh Kumar Savaliya wrote:
>>> Adds qcom,shared-se flag usage. Use this when particular I2C serial
>>> controller needs to be shared between two subsystems.
>>>
>>> Signed-off-by: Mukesh Kumar Savaliya <quic_msavaliy@...cinc.com>
>>> ---
>>>   Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml | 4 ++++
>>>   1 file changed, 4 insertions(+)
>>>
>>> diff --git 
>>> a/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml 
>>> b/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
>>> index 9f66a3bb1f80..ae423127f736 100644
>>> --- a/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
>>> +++ b/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
>>> @@ -60,6 +60,10 @@ properties:
>>>     power-domains:
>>>       maxItems: 1
>>> +  qcom,shared-se:
>>> +    description: True if I2C needs to be shared between two or more 
>>> subsystems.
>>> +    type: boolean
>>> +
>>>     reg:
>>>       maxItems: 1
>>
>> SE = shared execution ?
>>
>> ---
>> bod
>>
> 
> Serial Engines
> 
Sorry for short name. yes, SE = Serial Engine. I shall mention in 
brackets in next patch. Noted below TLAs too.
> This is a good example of defining TLAs
> 
> commit eddac5af06546d2e7a0730e3dc02dde3dc91098a
> Author: Karthikeyan Ramasubramanian <kramasub@...eaurora.org>
> Date:   Fri Mar 30 11:08:17 2018 -0600
> 
>      soc: qcom: Add GENI based QUP Wrapper driver
> 
>      This driver manages the Generic Interface (GENI) firmware based
>      Qualcomm Universal Peripheral (QUP) Wrapper. GENI based QUP is the
>      next generation programmable module composed of multiple Serial
>      Engines (SE)
> 
> ...