linux-kernel - Re: [RFC/RFT v2 05/11] dt-bindings: pci: add bifurcation option to Rockchip DesignWare binding

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Message-ID: <ea6ccec6-81a3-b22d-46db-c31a9f1e85f3@linaro.org>
Date:   Thu, 28 Apr 2022 08:37:31 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Frank Wunderlich <linux@...web.de>,
        linux-rockchip@...ts.infradead.org
Cc:     Frank Wunderlich <frank-w@...lic-files.de>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Johan Jonker <jbx6244@...il.com>,
        Peter Geis <pgwipeout@...il.com>,
        Michael Riesch <michael.riesch@...fvision.net>,
        linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-phy@...ts.infradead.org
Subject: Re: [RFC/RFT v2 05/11] dt-bindings: pci: add bifurcation option to
 Rockchip DesignWare binding

On 26/04/2022 15:21, Frank Wunderlich wrote:
> From: Frank Wunderlich <frank-w@...lic-files.de>
> 
> Add bifurcation property for splitting PCIe lanes.
> 
> Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
> ---
>  Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> index bc0a9d1db750..a992970e8b85 100644
> --- a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> @@ -74,6 +74,8 @@ properties:
>    reset-names:
>      const: pipe
>  
> +  bifurcation: true
> +

Does not look like standard property. Is it already defined somewhere?
All non-standard properties need vendor, type and description.


Best regards,
Krzysztof