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SubjectRe: [PATCH V3 3/7] backlight: qcom-wled: Add new properties for PMI8998
On 2018-06-20 04:33, Bjorn Andersson wrote:
> On Tue 19 Jun 04:13 PDT 2018, Kiran Gunda wrote:
>> diff --git
>> a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
>> b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
> [..]
>> - qcom,num-strings
>> Usage: optional
>> Value type: <u32>
>> Definition: #; number of led strings attached;
>> - value from 1 to 3. default: 2
>> - This property is supported only for PM8941.
>> + value: For PM8941 from 1 to 3. default: 2
>> + For PMI8998 from 1 to 4. default: 4
> [..]
>> +- qcom,enabled-strings
>> + Usage: optional
>> + Value tyoe: <u32 array>
>> + Definition: Array of the WLED strings numbered from 0 to 3. Each
>> + string of leds are operated individually. Specify the
>> + list of strings used by the device. Any combination of
>> + led strings can be used.
>> + for pm8941: Default values are [00 01].
>> + for pmi8998: Default values are [00 01 02 03].
>
> I would suggest omitting the defaults, as we can see in several places
> in this document we end up having to update the document with new
> defaults for each platform.
>
> Also, per the defaults of the optional qcom,num-strings these are
> already the defaults...
>
Sure. I will remove the defaults in the next series.
> [..]
>> +pmi8998-wled@d800 {
>> + compatible = "qcom,pmi8998-wled";
>> + reg = <0xd800 0xd900>;
>> + label = "backlight";
>> +
>> + interrupts = <3 0xd8 2 IRQ_TYPE_EDGE_RISING>,
>> + <3 0xd8 1 IRQ_TYPE_EDGE_RISING>;
>> + interrupt-names = "short", "ovp";
>> + qcom,current-limit-microamp = <25000>;
>> + qcom,current-boost-limit = <805>;
>> + qcom,switching-freq = <1600>;
>> + qcom,ovp-millivolt = <29600>;
>> + qcom,num-strings = <4>;
>> + qcom,enabled-strings = <0x00 0x01 0x02 0x03>;
>
> Please omit the pmi8998 example as well, there's no real benefit of
> adding similar examples for each platform.
>
Sure. I will remove it.
> Regards,
> Bjorn

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