linux-kernel - Re: [PATCH v4] dt-bindings: leds: Expand LED_COLOR

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Message-ID: <Yw78ezbdAH5nYu8e@ada.ifak-system.com>
Date:   Wed, 31 Aug 2022 08:15:23 +0200
From:   Alexander Dahl <ada@...rsis.com>
To:     Olliver Schinagl <oliver@...inagl.nl>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Pavel Machek <pavel@....cz>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        linux-leds@...r.kernel.org, Daniel Mack <daniel@...que.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Oleh Kravchenko <oleg@....org.ua>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Olliver Schinagl <oliver+list@...inagl.nl>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v4] dt-bindings: leds: Expand LED_COLOR_ID definitions

Hei Olliver,

Am Tue, Aug 30, 2022 at 03:46:13PM +0200 schrieb Olliver Schinagl:
> In commit 853a78a7d6c7 (dt-bindings: leds: Add LED_COLOR_ID definitions,
> Sun Jun 9 20:19:04 2019 +0200) the most basic color definitions where
> added. However, there's a little more very common LED colors.
> 
> While the documentation states 'add what is missing', engineers tend to
> be lazy and will just use what currently exists. So this patch will take
> (a) list from online retailers [0], [1], [2] and use the common LED colors from
> there, this being reasonable as this is what is currently available to purchase.
> 
> Note, that LIME seems to be the modern take to 'Yellow-green' or
> 'Yellowish-green' from some older datasheets.
> 
> [0]: https://www.digikey.com/en/products/filter/led-lighting-color/125
> [1]: https://eu.mouser.com/c/optoelectronics/led-lighting/led-emitters/standard-leds-smd
> [2]: https://nl.farnell.com/en-NL/c/optoelectronics-displays/led-products/standard-single-colour-leds-under-75ma
> 
> Signed-off-by: Olliver Schinagl <oliver@...inagl.nl>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
> Changes since v3: Fix typo in purple; Fix whitespacing
> No changes since v2: Re-send with the proper e-mails.
> Changes since v1: Unbreak existing definitions.
>  include/dt-bindings/leds/common.h | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/include/dt-bindings/leds/common.h b/include/dt-bindings/leds/common.h
> index 3be89a7c20a9..9a0d33d027ff 100644
> --- a/include/dt-bindings/leds/common.h
> +++ b/include/dt-bindings/leds/common.h
> @@ -33,7 +33,12 @@
>  #define LED_COLOR_ID_MULTI	8	/* For multicolor LEDs */
>  #define LED_COLOR_ID_RGB	9	/* For multicolor LEDs that can do arbitrary color,
>  					   so this would include RGBW and similar */
> -#define LED_COLOR_ID_MAX	10
> +#define LED_COLOR_ID_PURPLE	10
> +#define LED_COLOR_ID_ORANGE	11
> +#define LED_COLOR_ID_PINK	12
> +#define LED_COLOR_ID_CYAN	13
> +#define LED_COLOR_ID_LIME	14
> +#define LED_COLOR_ID_MAX	15

Looks good to me.

Acked-by: Alexander Dahl <ada@...rsis.com>

Greets
Alex

>  
>  /* Standard LED functions */
>  /* Keyboard LEDs, usually it would be input4::capslock etc. */
> -- 
> 2.37.2
>