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

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Message-Id: <20220426132139.26761-6-linux@fw-web.de>
Date:   Tue, 26 Apr 2022 15:21:33 +0200
From:   Frank Wunderlich <linux@...web.de>
To:     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: [RFC/RFT v2 05/11] dt-bindings: pci: add bifurcation option to Rockchip DesignWare binding

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
+
   vpcie3v3-supply: true
 
 required:
-- 
2.25.1