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Date:   Tue, 10 Oct 2023 09:13:32 -0500
From:   Rob Herring <robh@kernel.org>
To:     Dmitry Rokosov <ddrokosov@salutedevices.com>
Cc:     lee@kernel.org, pavel@ucw.cz, krzysztof.kozlowski+dt@linaro.org,
        conor+dt@kernel.org, andy.shevchenko@gmail.com,
        kernel@sberdevices.ru, rockosov@gmail.com,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-leds@vger.kernel.org
Subject: Re: [PATCH v1 04/11] dt-bindings: leds: aw200xx: introduce optional
 hwen-gpio property
Message-ID: <20231010141332.GA756597-robh@kernel.org>
References: <20231006160437.15627-1-ddrokosov@salutedevices.com>
 <20231006160437.15627-5-ddrokosov@salutedevices.com>
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In-Reply-To: <20231006160437.15627-5-ddrokosov@salutedevices.com>
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On Fri, Oct 06, 2023 at 07:04:30PM +0300, Dmitry Rokosov wrote:
> Property 'awinic,hwen-gpio' is optional, it can be used by the board
> developer to connect AW200XX LED controller with appropriate poweron
> GPIO pad.
> 
> Signed-off-by: Dmitry Rokosov <ddrokosov@salutedevices.com>
> ---
>  Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml b/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml
> index 73b81f7a7258..e3ad11fc7a84 100644
> --- a/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml
> +++ b/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml
> @@ -41,6 +41,9 @@ properties:
>      description:
>        Leds matrix size
>  
> +  awinic,hwen-gpio:
> +    maxItems: 1

We have standard 'enable-gpios' or 'powerdown-gpios'. Those don't work 
here?

Note that *-gpio is deprecated in favor of *-gpios.


> +
>  patternProperties:
>    "^led@[0-9a-f]+$":
>      type: object
> @@ -90,12 +93,15 @@ additionalProperties: false
>  
>  examples:
>    - |
> +    #include <dt-bindings/gpio/gpio.h>
>      #include <dt-bindings/leds/common.h>
>  
>      i2c {
>          #address-cells = <1>;
>          #size-cells = <0>;
>  
> +        awinic,hwen-gpio = <&gpio 3 GPIO_ACTIVE_HIGH>;
> +
>          led-controller@3a {
>              compatible = "awinic,aw20036";
>              reg = <0x3a>;
> -- 
> 2.36.0
>