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Message-ID: <5f6c2be1-faf9-4e64-ab3a-88046d75e2cf@quicinc.com>
Date: Mon, 22 Jan 2024 13:42:47 +0800
From: hui liu <quic_huliu@...cinc.com>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
CC: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross
	<agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        "Krzysztof
 Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley
	<conor+dt@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_fenglinw@...cinc.com>
Subject: Re: [PATCH v5] arm64: dts: qcom: qcm6490-idp: Add definition for
 three LEDs



On 1/18/2024 10:06 AM, hui liu wrote:
> 
> 
> On 1/17/2024 11:41 AM, Dmitry Baryshkov wrote:
>> On Wed, 17 Jan 2024 at 05:02, hui liu <quic_huliu@...cinc.com> wrote:
>>>
>>>
>>>
>>> On 1/15/2024 6:26 PM, Krzysztof Kozlowski wrote:
>>>> On 15/01/2024 11:18, hui liu wrote:
>>>>>
>>>>>
>>>>> On 1/15/2024 5:56 PM, Dmitry Baryshkov wrote:
>>>>>> On Mon, 15 Jan 2024 at 11:48, Hui Liu via B4 Relay
>>>>>> <devnull+quic_huliu.quicinc.com@...nel.org> wrote:
>>>>>>>
>>>>>>> From: Hui Liu <quic_huliu@...cinc.com>
>>>>>>>
>>>>>>> Add definition for three LEDs to make sure they can
>>>>>>> be enabled base on QCOM LPG LED driver.
>>>>>>
>>>>>> The "function" property is still placed incorrectly. Posting the next
>>>>>> iteration before concluding the discussion on the previous one is not
>>>>>> the best idea.
>>>>> Do you mean I should update it as below? Seems there is no consumer to
>>>>> use the function config, do we need to add now?
>>>>
>>>> Paste the output of dtbs_check for your board (or CHECK_DTBS=y for your
>>>> Makefile target).
>>> I checked the dt-binding file of LPG LED, I will update the dts as
>>> below, if you think it's correct, I will push v6.
>>
>> Is there any reason why you are defining three different LEDs instead
>> of multi-led with three components?
> 
Hi Dmitry,
  If there is no other issue, can I push the V6?
Thanks,
Hui

> In the HW design, they are three seprete LEDs, there are three LEDs on 
> device. why do we need to add for multi-led?
> 
> Thanks,
> Hui
>>
>>>
>>> +&pm8350c_pwm {
>>> +       #address-cells = <1>;
>>> +       #size-cells = <0>;
>>> +       status = "okay";
>>> +
>>> +       led@1 {
>>> +               reg = <1>;
>>> +               color = <LED_COLOR_ID_RED>;
>>> +               function = LED_FUNCTION_STATUS;
>>> +       };
>>> +
>>> +       led@2 {
>>> +               reg = <2>;
>>> +               color = <LED_COLOR_ID_GREEN>;
>>> +               function = LED_FUNCTION_STATUS;
>>> +       };
>>> +
>>> +       led@3 {
>>> +               reg = <3>;
>>> +               color = <LED_COLOR_ID_BLUE>;
>>> +               function = LED_FUNCTION_STATUS;
>>> +       };
>>> +};
>>
>>
>>

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