linux-kernel - Re: [PATCH v2 7/9] media: dt-bindings: Add Chameleon v3 framebuffer

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Message-ID: <09579b62-77fe-4ba4-b3a1-e3b17dff0188@linaro.org>
Date: Mon, 26 Feb 2024 10:10:08 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Paweł Anikiel <panikiel@...gle.com>, airlied@...il.com,
 akpm@...ux-foundation.org, conor+dt@...nel.org, daniel@...ll.ch,
 dinguyen@...nel.org, hverkuil-cisco@...all.nl,
 krzysztof.kozlowski+dt@...aro.org, maarten.lankhorst@...ux.intel.com,
 mchehab@...nel.org, mripard@...nel.org, robh+dt@...nel.org,
 tzimmermann@...e.de
Cc: devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
 linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
 chromeos-krk-upstreaming@...gle.com, ribalda@...omium.org
Subject: Re: [PATCH v2 7/9] media: dt-bindings: Add Chameleon v3 framebuffer

On 21/02/2024 17:02, Paweł Anikiel wrote:
> The Chameleon v3 uses the framebuffer IP core to take the video signal
> from different sources and directly write frames into memory.
> 
> Signed-off-by: Paweł Anikiel <panikiel@...gle.com>

..

> +
> +  reg:
> +    items:
> +      - description: core registers
> +      - description: irq registers
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  google,legacy-format:
> +    type: boolean
> +    description: The incoming video stream is in 32-bit padded mode.

Why is this a property of board DTS? Can't the input streams change
depending on the usage? Who defines the incoming stream format?

> +

Best regards,
Krzysztof