linux-kernel - [PATCH v4 09/12] dt-bindings: PCI: aardvark: Describe new properties

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Message-Id: <20200430080625.26070-10-pali@kernel.org>
Date:   Thu, 30 Apr 2020 10:06:22 +0200
From:   Pali Rohár <pali@...nel.org>
To:     Jason Cooper <jason@...edaemon.net>, Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Andrew Murray <amurray@...goodpenguin.co.uk>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Remi Pommarel <repk@...plefau.lt>,
        Marek Behún <marek.behun@....cz>,
        Tomasz Maciej Nowak <tmn505@...il.com>,
        Xogium <contact@...ium.me>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pci@...r.kernel.org
Subject: [PATCH v4 09/12] dt-bindings: PCI: aardvark: Describe new properties

From: Marek Behún <marek.behun@....cz>

Document the possibility to reference a PHY and reset-gpios and to set
max-link-speed property.

Signed-off-by: Marek Behún <marek.behun@....cz>
Cc: Rob Herring <robh+dt@...nel.org>
Cc: devicetree@...r.kernel.org
---
 Documentation/devicetree/bindings/pci/aardvark-pci.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/aardvark-pci.txt b/Documentation/devicetree/bindings/pci/aardvark-pci.txt
index 310ef7145c47..2b8ca920a7fa 100644
--- a/Documentation/devicetree/bindings/pci/aardvark-pci.txt
+++ b/Documentation/devicetree/bindings/pci/aardvark-pci.txt
@@ -19,6 +19,9 @@ contain the following properties:
  - interrupt-map-mask and interrupt-map: standard PCI properties to
    define the mapping of the PCIe interface to interrupt numbers.
  - bus-range: PCI bus numbers covered
+ - phys: the PCIe PHY handle
+ - max-link-speed: see pci.txt
+ - reset-gpios: see pci.txt
 
 In addition, the Device Tree describing an Aardvark PCIe controller
 must include a sub-node that describes the legacy interrupt controller
@@ -48,6 +51,7 @@ Example:
 				<0 0 0 2 &pcie_intc 1>,
 				<0 0 0 3 &pcie_intc 2>,
 				<0 0 0 4 &pcie_intc 3>;
+		phys = <&comphy1 0>;
 		pcie_intc: interrupt-controller {
 			interrupt-controller;
 			#interrupt-cells = <1>;
-- 
2.20.1