linux-kernel - Re: [PATCH 1/2] dt-bindings: phy: qcom: Add MIPI CSI2 C-PHY/DPHY Combo schema

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Message-ID: <dd3c2fea-2c85-4a4e-b048-68f95f4a7d5d@linaro.org>
Date: Tue, 15 Jul 2025 09:40:10 +0300
From: Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>
To: Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
 Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>
Cc: Bryan O'Donoghue <bod@...nel.org>, linux-arm-msm@...r.kernel.org,
 linux-phy@...ts.infradead.org, linux-media@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: phy: qcom: Add MIPI CSI2 C-PHY/DPHY
 Combo schema

On 7/14/25 17:42, Bryan O'Donoghue wrote:
> On 14/07/2025 15:13, Vladimir Zapolskiy wrote:
>>
>> There is no ports at all, which makes the device tree node unusable,
>> since you can not provide a way to connect any sensors to the phy.
> 
> data-ports should go from sensor to the consumer of the data camss/csid
> not to the PHY.

No, this is an invalid description of links between hardware IPs, and
this mistake shall not be copied to CSIPHY/CAMSS.

> Documentation/devicetree/bindings/phy/rockchip-inno-csi-dphy.yaml
> Documentation/devicetree/bindings/phy/mediatek,mt8365-csi-rx.yaml
> 
> https://lore.kernel.org/linux-media/20240220-rk3568-vicap-v9-12-ace1e5cc4a82@collabora.com/
> 

-- 
Best wishes,
Vladimir