linux-kernel - Re: [PATCH V5 3/4] backlight: qcom-wled: Add WLED5 bindings

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Message-ID: <f04d7fb9cd93892455d54f4dca643ab9@codeaurora.org>
Date:   Fri, 17 Apr 2020 17:24:14 +0530
From:   kgunda@...eaurora.org
To:     Rob Herring <robh@...nel.org>
Cc:     bjorn.andersson@...aro.org, jingoohan1@...il.com,
        lee.jones@...aro.org, b.zolnierkie@...sung.com,
        dri-devel@...ts.freedesktop.org, daniel.thompson@...aro.org,
        jacek.anaszewski@...il.com, pavel@....cz, mark.rutland@....com,
        linux-leds@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Dan Murphy <dmurphy@...com>,
        linux-arm-msm@...r.kernel.org,
        Subbaraman Narayanamurthy <subbaram@...eaurora.org>
Subject: Re: [PATCH V5 3/4] backlight: qcom-wled: Add WLED5 bindings

On 2020-04-15 20:42, Rob Herring wrote:
> On Tue, Apr 07, 2020 at 09:17:09PM +0530, Kiran Gunda wrote:
>> Add WLED5 specific bindings.
>> 
> 
> checkpatch.pl complains about some trailing whitespace. The previous
> patch too.
> 
>> Signed-off-by: Kiran Gunda <kgunda@...eaurora.org>
>> Signed-off-by: Subbaraman Narayanamurthy <subbaram@...eaurora.org>
>> ---
>>  .../bindings/leds/backlight/qcom-wled.yaml         | 60 
>> ++++++++++++++++++++--
>>  1 file changed, 57 insertions(+), 3 deletions(-)
>> 
>> diff --git 
>> a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml 
>> b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
>> index 770e780..5714631 100644
>> --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
>> +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
>> @@ -21,6 +21,7 @@ properties:
>>        - qcom,pm8941-wled
>>        - qcom,pmi8998-wled
>>        - qcom,pm660l-wled
>> +      - qcom,pm8150l-wled
>> 
>>    reg:
>>      maxItems: 1
>> @@ -28,12 +29,13 @@ properties:
>>    default-brightness:
>>      description:
>>        brightness value on boot.
>> -    minimum: 0
>> -    maximum: 4095
>> -    default: 2048
>> 
>>    label: true
>> 
>> +  max-brightness:
>> +    description:
>> +      Maximum brightness level.
>> +
>>    qcom,cs-out:
>>      description:
>>        enable current sink output.
>> @@ -130,6 +132,31 @@ properties:
>>        This feature is not supported for WLED3.
>>      type: boolean
>> 
>> +  qcom,modulator-sel:
>> +    description:
> 
> Need a '|' at the end to preserve formatting.
> 
>> +      Selects the modulator used for brightness modulation.
>> +      Allowed values are,
>> +           0 - Modulator A
>> +           1 - Modulator B
>> +      This property is applicable only to WLED5 peripheral.
>> +    allOf:
>> +      - $ref: /schemas/types.yaml#/definitions/uint32
>> +      - enum: [ 0, 1 ]
>> +      - default: 0
>> +
>> +  qcom,cabc-sel:
>> +    description:
> 
> Need a '|'.
> 
>> +      Selects the CABC pin signal used for brightness modulation.
>> +      Allowed values are,
>> +           0 - CABC disabled
>> +           1 - CABC 1
>> +           2 - CABC 2
>> +           3 - External signal (e.g. LPG) is used for dimming
>> +      This property is applicable only to WLED5 peripheral.
>> +    allOf:
>> +      - $ref: /schemas/types.yaml#/definitions/uint32
>> +      - enum: [ 0, 1, 2, 3 ]
>> +
>>  allOf:
>>    - if:
>>        properties:
>> @@ -179,6 +206,33 @@ allOf:
>>              - const: ovp
>>              - const: short
>> 
>> +  - if:
>> +      properties:
>> +        compatible:
>> +          contains:
>> +            enum:
>> +              - qcom,pm8150l-wled
>> +
>> +    then:
>> +      properties:
>> +        default-brightness:
>> +          minimum: 0
>> +          maximum: 32767
>> +
>> +        max-brightness:
>> +          minimum: 0
>> +          maximum: 32767
>> +
>> +    else:
>> +      properties:
>> +        default-brightness:
>> +            minimum: 0
>> +            maximum: 4095
> 
> Wrong indentation.
> 
>> +
>> +        max-brightness:
>> +          minimum: 0
>> +          maximum: 4095
>> +
>>  required:
>>    - compatible
>>    - reg
>> --
>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora 
>> Forum,
>>  a Linux Foundation Collaborative Project
>> 
Thanks for reviewing. I will submit the next revision with all the 
fixes.