linux-kernel - Re: [PATCH 1/3] dt-bindings: leds: skyworks,aat1290: convert to dtschema

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Message-ID: <d6d1642c-26b4-e4a8-5ae7-c4b952ae6c62@gmail.com>
Date:   Thu, 9 Jun 2022 22:28:16 +0200
From:   Jacek Anaszewski <jacek.anaszewski@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        linux-leds@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH 1/3] dt-bindings: leds: skyworks,aat1290: convert to
 dtschema

Hi Krzysztof,

On 6/7/22 10:53, Krzysztof Kozlowski wrote:
> Convert the Skyworks Solutions, Inc. AAT1290 Current Regulator bindings
> to DT Schema.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
[...]
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +    #include <dt-bindings/leds/common.h>
> +
> +    // Ct = 220 nF, Rset = 160 kOhm
> +    led-controller {
> +        compatible = "skyworks,aat1290";
> +        flen-gpios = <&gpj1 1 GPIO_ACTIVE_HIGH>;
> +        enset-gpios = <&gpj1 2 GPIO_ACTIVE_HIGH>;
> +
> +        pinctrl-names = "default", "host", "isp";
> +        pinctrl-0 = <&camera_flash_host>;
> +        pinctrl-1 = <&camera_flash_host>;
> +        pinctrl-2 = <&camera_flash_isp>;
> +
> +        led {
> +            label = "flash";

Why are you adding label? It is deprecated, but has the precedence over
new function and color for backwards compatibility, so it would make
those unused by the driver now. Please drop the label from this example.

> +            function = LED_FUNCTION_FLASH;
> +            color = <LED_COLOR_ID_WHITE>;
> +            led-max-microamp = <520833>;
> +            flash-max-microamp = <1012500>;
> +            flash-max-timeout-us = <1940000>;
> +        };
> +    };

-- 
Best regards,
Jacek Anaszewski