linux-kernel - Re: [PATCH v3] media: dt-bindings: ov8856: decouple lanes and link frequency from driver

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Message-ID: <170207280134.2876077.6594221825258184727.robh@kernel.org>
Date:   Fri, 8 Dec 2023 16:00:01 -0600
From:   Rob Herring <robh@...nel.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Maxime Ripard <mripard@...nel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        devicetree@...r.kernel.org,
        Conor Dooley <conor.dooley@...rochip.com>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Subject: Re: [PATCH v3] media: dt-bindings: ov8856: decouple lanes and link
 frequency from driver


On Fri, 08 Dec 2023 20:52:53 +0100, Krzysztof Kozlowski wrote:
> The data lanes and link frequency were set to match existing Linux driver
> limitations, however bindings should be independent of chosen Linux
> driver support.
> 
> Decouple these properties from the driver to match what is actually
> supported by the hardware.
> 
> This also fixes DTS example:
> 
>   ov8856.example.dtb: camera@10: port:endpoint:link-frequencies:0: [360000000] is too short
> 
> Fixes: 066a94e28a23 ("media: dt-bindings: media: Use graph and video-interfaces schemas")
> Acked-by: Conor Dooley <conor.dooley@...rochip.com>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
> 
> Changes in v3:
> 1. Drop link-frequencies entirely (Sakari)
> 2. Add Conor's ack
> 
> Changes in v2:
> 1. Rework approach: decouple bindings from driver instead of fixing
>    DTS example (Sakari)
> ---
>  .../devicetree/bindings/media/i2c/ov8856.yaml | 24 +++++++++----------
>  1 file changed, 11 insertions(+), 13 deletions(-)
> 

Acked-by: Rob Herring <robh@...nel.org>