linux-kernel - Re: [PATCH v3 2/4] dt-bindings: leds: commonize leds property

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Message-ID: <0e030e7d-0a1a-4a00-ba18-ed26107d07fa@oss.qualcomm.com>
Date: Mon, 8 Sep 2025 09:20:00 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Aleksandrs Vinarskis <alex@...arskis.com>,
        Hans de Goede <hansg@...nel.org>, Lee Jones <lee@...nel.org>,
        Pavel Machek <pavel@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Daniel Thompson <danielt@...nel.org>,
        Jingoo Han <jingoohan1@...il.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Jean-Jacques Hiblot <jjhiblot@...phandler.com>,
        Jacopo Mondi <jacopo@...ndi.org>,
        Sakari Ailus
 <sakari.ailus@...ux.intel.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-leds@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Daniel Thompson <daniel.thompson@...aro.org>,
        dri-devel@...ts.freedesktop.org, linux-media@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v3 2/4] dt-bindings: leds: commonize leds property

On 9/8/25 1:18 AM, Aleksandrs Vinarskis wrote:
> A number of existing schemas use 'leds' property to provide
> phandle-array of LED(s) to the consumer. Additionally, with the
> upcoming privacy-led support in device-tree, v4l2 subnode could be a
> LED consumer, meaning that all camera sensors should support 'leds'
> and 'led-names' property via common 'video-interface-devices.yaml'.
> 
> To avoid dublication, commonize 'leds' property from existing schemas
> to newly introduced 'led-consumer.yaml'.
> 
> Signed-off-by: Aleksandrs Vinarskis <alex@...arskis.com>
> ---

[...]

>  
> +  leds:
> +    minItems: 1
> +    maxItems: 1

My brain compiler suggests this will throw a warning (minItems should
be redundant in this case)
> +
> +  led-names:
> +    enum:
> +      - privacy-led

Nit: "privacy" makes more sense without the suffix, as we inherently
know this is supposed to be an LED

Konrad