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SubjectRe: [PATCH 1/2] di: bindings: lm3697: Introduce the lm3697 driver
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Jacek

Thanks for the review

On 08/04/2018 07:22 AM, Jacek Anaszewski wrote:
> Hi Dan,
>
> Thank you for the patch.
>
> Typo in the patch title:
>
> s/di: /dt-/
>
> And maybe let's change the following text to:
>
> "Add bindings for lm3697 LED driver"

Ack to the above.

>
> Best regards,
> Jacek Anaszewski
>
> On 08/03/2018 05:02 PM, Dan Murphy wrote:
>> Introduce the device tree bindings for the lm3697
>> led driver for backlighting and display.
>>
>> Signed-off-by: Dan Murphy <dmurphy@ti.com>
>> ---
>> .../devicetree/bindings/leds/leds-lm3697.txt | 64 +++++++++++++++++++
>> 1 file changed, 64 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/leds/leds-lm3697.txt
>>
>> diff --git a/Documentation/devicetree/bindings/leds/leds-lm3697.txt b/Documentation/devicetree/bindings/leds/leds-lm3697.txt
>> new file mode 100644
>> index 000000000000..7b8e490f1ea1
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/leds/leds-lm3697.txt
>> @@ -0,0 +1,64 @@
>> +* Texas Instruments - LM3697 Highly Efficient White LED Driver
>> +
>> +The LM3697 11-bit LED driver provides high-
>> +performance backlight dimming for 1, 2, or 3 series
>> +LED strings while delivering up to 90% efficiency.
>> +
>> +This device is suitable for Display and Keypad Lighting
>> +
>> +Required properties:
>> + - compatible:
>> + "ti,lm3967"
>> + - reg : I2C slave address
>> + - #address-cells : 1
>> + - #size-cells : 0
>> + - control-bank-cfg - : Indicates which sink is connected to which control bank
>> + 0 - All HVLED outputs are controlled by bank A
>> + 1 - HVLED1 is controlled bank B, HVLED2/3 are controlled by bank A
>> + 2 - HVLED2 is controlled bank B, HVLED1/3 are controlled by bank A
>> + 3 - HVLED1/2 are controlled by bank B, HVLED3 is controlled by bank A
>> + 4 - HVLED3 is controlled by bank B, HVLED1/2 are controlled by bank A
>> + 5 - HVLED1/3 is controlled by bank B, HVLED2 is controlled by bank A
>> + 6 - (default) HVLED1 is controlled by bank A, HVLED2/3 are controlled by bank B
>> + 7 - All HVLED outputs are controlled by bank B
>> +
>> +Optional properties:
>> + - enable-gpios : gpio pin to enable/disable the device.
>> + - vled-supply : LED supply
>> +
>> +Required child properties:
>> + - reg : 0 - LED is Controlled by bank A
>> + 1 - LED is Controlled by bank B
>> +
>> +Optional child properties:
>> + - label : see Documentation/devicetree/bindings/leds/common.txt
>> + - linux,default-trigger :
>> + see Documentation/devicetree/bindings/leds/common.txt
>> +
>> +Example:
>> +
>> +led-controller@36 {
>> + compatible = "ti,lm3967";
>> + reg = <0x36>;
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
>> + vled-supply = <&vbatt>;
>> + control-bank-cfg = <0>;
>> +
>> + led@0 {
>> + reg = <0>;
>> + label = "white:first_backlight_cluster";
>> + linux,default-trigger = "backlight";
>> + };
>> +
>> + led@1 {
>> + reg = <1>;
>> + label = "white:second_backlight_cluster";
>> + linux,default-trigger = "frontlight";
>> + };
>> +}
>> +
>> +For more product information please see the link below:
>> +http://www.ti.com/lit/ds/symlink/lm3697.pdf
>>


--
------------------
Dan Murphy

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