On Tue, Dec 9, 2014 at 5:19 PM, Bryan Wu <cooloney@xxxxxxxxx> wrote:
> On Mon, Dec 8, 2014 at 4:22 PM, Bjorn Andersson
> <bjorn.andersson@xxxxxxxxxxxxxx> wrote:
>> From: Courtney Cavin <courtney.cavin@xxxxxxxxxxxxxx>
>>
>> This adds device tree binding documentation for the WLED ('White' LED)
>> block on Qualcomm's PM8941 PMICs.
>>
>
> Looks good to me, I need device tree reviewer's Ack to merge it.
>
Hi Rob, can you help to review it?
-Bryan
> Thanks,
> -Bryan
>
>> Signed-off-by: Courtney Cavin <courtney.cavin@xxxxxxxxxxxxxx>
>> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxxxxxx>
>> ---
>> .../devicetree/bindings/leds/leds-pm8941-wled.txt | 43 ++++++++++++++++++++++
>> 1 file changed, 43 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/leds/leds-pm8941-wled.txt
>>
>> diff --git a/Documentation/devicetree/bindings/leds/leds-pm8941-wled.txt b/Documentation/devicetree/bindings/leds/leds-pm8941-wled.txt
>> new file mode 100644
>> index 0000000..a85a964
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/leds/leds-pm8941-wled.txt
>> @@ -0,0 +1,43 @@
>> +Binding for Qualcomm PM8941 WLED driver
>> +
>> +Required properties:
>> +- compatible: should be "qcom,pm8941-wled"
>> +- reg: slave address
>> +
>> +Optional properties:
>> +- label: The label for this led
>> + See Documentation/devicetree/bindings/leds/common.txt
>> +- linux,default-trigger: Default trigger assigned to the LED
>> + See Documentation/devicetree/bindings/leds/common.txt
>> +- qcom,cs-out: bool; enable current sink output
>> +- qcom,cabc: bool; enable content adaptive backlight control
>> +- qcom,ext-gen: bool; use externally generated modulator signal to dim
>> +- qcom,current-limit: mA; per-string current limit; value from 0 to 25
>> + default: 20mA
>> +- qcom,current-boost-limit: mA; boost current limit; one of:
>> + 105, 385, 525, 805, 980, 1260, 1400, 1680
>> + default: 805mA
>> +- qcom,switching-freq: kHz; switching frequency; one of:
>> + 600, 640, 685, 738, 800, 872, 960, 1066, 1200, 1371,
>> + 1600, 1920, 2400, 3200, 4800, 9600,
>> + default: 1600kHz
>> +- qcom,ovp: V; Over-voltage protection limit; one of:
>> + 27, 29, 32, 35
>> + default: 29V
>> +- qcom,num-strings: #; number of led strings attached; value from 1 to 3
>> + default: 2
>> +
>> +Example:
>> +
>> +pm8941-wled@d800 {
>> + compatible = "qcom,pm8941-wled";
>> + reg = <0xd800>;
>> + label = "backlight";
>> +
>> + qcom,cs-out;
>> + qcom,current-limit = <20>;
>> + qcom,current-boost-limit = <805>;
>> + qcom,switching-freq = <1600>;
>> + qcom,ovp = <29>;
>> + qcom,num-strings = <2>;
>> +};
>> --
>> 1.8.2.2
>>
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