linux-kernel - Re: [PATCH v2 1/2] dt-bindings: leds: Add SC27xx breathing light controller documentation

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Message-ID: <20180509142526.GA25131@amd>
Date:   Wed, 9 May 2018 16:25:26 +0200
From:   Pavel Machek <pavel@....cz>
To:     Baolin Wang <baolin.wang@...aro.org>
Cc:     jacek.anaszewski@...il.com, robh+dt@...nel.org,
        mark.rutland@....com, xiaotong.lu@...eadtrum.com,
        broonie@...nel.org, linux-leds@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] dt-bindings: leds: Add SC27xx breathing light
 controller documentation

Hi!

> This patch adds the binding documentation for Spreadtrum SC27xx series
> breathing light controller, which supports 3 outputs: red LED, green
> LED and blue LED.
> 
> Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
> ---
> Changes since v1:
>  - Change the compatible string to be one explicit SoC name.
>  - Change the child node name.
>  - Change to be upper case for the first character.
> ---
>  .../devicetree/bindings/leds/leds-sc27xx-bltc.txt  |   41 ++++++++++++++++++++
>  1 file changed, 41 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt
> 
> diff --git a/Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt b/Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt
> new file mode 100644
> index 0000000..b3de7fc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt
> @@ -0,0 +1,41 @@
> +LEDs connected to Spreadtrum SC27XX PMIC breathing light controller
> +
> +The SC27xx breathing light controller supports to 3 outputs:
> +red LED, green LED and blue LED. Each LED can work at normal
> +PWM mode or breath light mode.

> +Required properties:
> +- compatible: Should be "sprd,sc2731-bltc".

If this is for 2731, I'd say so in the title and the filename...?

> +- #address-cells: Must be 1.
> +- #size-cells: Must be 0.
> +- reg: Specify controller address.

the controller...

> +Required child properties:
> +- reg: Number of LED line (could be from 0 to 2).

Uff. "Port this LED is connected to"?

With that fixed...

Acked-by: Pavel Machek <pavel@....cz>

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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