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SubjectRe: [PATCH V4 3/4] backlight: qcom-wled: Add WLED5 bindings
On 2020-03-31 23:26, Rob Herring wrote:
> On Mon, Mar 23, 2020 at 11:16:57PM +0530, Kiran Gunda wrote:
>> Add WLED5 specific bindings.
>>
>
> More of the same comments here...
>
>> Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
>> Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>
>> ---
>> .../bindings/leds/backlight/qcom-wled.yaml | 39
>> ++++++++++++++++++++++
>> 1 file changed, 39 insertions(+)
>>
>> diff --git
>> a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
>> b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
>> index 8a388bf..159115f 100644
>> --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
>> +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
>> @@ -20,6 +20,7 @@ properties:
>> - qcom,pm8941-wled
>> - qcom,pmi8998-wled
>> - qcom,pm660l-wled
>> + - qcom,pm8150l-wled
>>
>> reg:
>> maxItems: 1
>> @@ -28,10 +29,23 @@ properties:
>> maxItems: 1
>> description:
>> brightness value on boot, value from 0-4095.
>> + For pm8150l this value vary from 0-4095 or 0-32767
>> + depending on the brightness control mode. If CABC is
>> + enabled 0-4095 range is used.
>
> Constraints.
>
Will address it in next post.
>> allOf:
>> - $ref: /schemas/types.yaml#/definitions/uint32
>> default: 2048
>>
>> + max-brightness:
>> + maxItems: 1
>> + description:
>> + Maximum brightness level. Allowed values are,
>> + for pmi8998 it is 0-4095.
>> + For pm8150l, this can be either 4095 or 32767.
>
> Constraints!
>
Will address it in next post.
>> + If CABC is enabled, this is capped to 4095.
>> + allOf:
>> + - $ref: /schemas/types.yaml#/definitions/uint32
>
> Standard property. Assume it has a type definition.'
>
Will address it in next post.
>> +
>> label:
>> maxItems: 1
>> description:
>> @@ -124,6 +138,31 @@ properties:
>> value for PM8941 from 1 to 3. Default 2
>> For PMI8998 from 1 to 4.
>>
>> + qcom,modulator-sel:
>> + maxItems: 1
>> + allOf:
>> + - $ref: /schemas/types.yaml#/definitions/uint32
>> + description:
>> + Selects the modulator used for brightness modulation.
>> + Allowed values are,
>> + 0 - Modulator A
>> + 1 - Modulator B
>> + If not specified, then modulator A will be used by default.
>> + This property is applicable only to WLED5 peripheral.
>> +
>> + qcom,cabc-sel:
>> + maxItems: 1
>> + allOf:
>> + - $ref: /schemas/types.yaml#/definitions/uint32
>> + description:
>> + 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.
>> +
>> interrupts:
>> maxItems: 2
>> description:
>> --
>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora
>> Forum,
>> a Linux Foundation Collaborative Project
>>

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