Re: [PATCH v6 4/6] dt: bindings: lp8860: Update the bindings to the standard

From: Dan Murphy
Date: Tue Dec 05 2017 - 08:06:47 EST


Rob

On 12/04/2017 04:35 PM, Rob Herring wrote:
> On Sun, Dec 03, 2017 at 02:27:20PM +0100, Jacek Anaszewski wrote:
>> Dan,
>>
>> On 12/01/2017 05:56 PM, Dan Murphy wrote:
>>> Update the lp8860 dt binding to the LED standard where
>>> the LED should have a child node and also adding a
>>> LED trigger entry.
>>>
>>> Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
>>> ---
>>>
>>> v6 - New patch to fix binding documentation
>>>
>>> Documentation/devicetree/bindings/leds/leds-lp8860.txt | 15 +++++++++++----
>>> 1 file changed, 11 insertions(+), 4 deletions(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/leds/leds-lp8860.txt b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
>>> index aad38dd94d4b..4cf396de6eba 100644
>>> --- a/Documentation/devicetree/bindings/leds/leds-lp8860.txt
>>> +++ b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
>>> @@ -12,17 +12,24 @@ Required properties:
>>> - label - Used for naming LEDs
>>>
>>> Optional properties:
>>> - - enable-gpio - gpio pin to enable/disable the device.
>>> - - supply - "vled" - LED supply
>>> + - enable-gpios : gpio pin to enable/disable the device.
>>> + - vled-supply : LED supply
>>> + - label : see Documentation/devicetree/bindings/leds/common.txt
>>> + - linux,default-trigger : (optional)
>>> + see Documentation/devicetree/bindings/leds/common.txt
>>>
>>> Example:
>>>
>>> -leds: leds@6 {
>>> +lp8860@2d {
>
> leds@2d

Ack

>
>>> compatible = "ti,lp8860";
>>> reg = <0x2d>;
>>> - label = "display_cluster";
>>> enable-gpio = <&gpio1 28 GPIO_ACTIVE_HIGH>;
>>> vled-supply = <&vbatt>;
>>> +
>>> + backlight: backlight@0 {
>
> unit-address requires a 'reg' property. Building your dts files with W=1
> will tell you this.

I will add this. There is so much noise when enabling this option on the dts
I missed the warning.

Dan

<snip>

--
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Dan Murphy