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Date:   Mon, 11 Jul 2022 12:05:12 -0400
From:   Sean Anderson <>
To:     Heiner Kallweit <>,
        Russell King <>,
Cc:     Jakub Kicinski <>,
        Madalin Bucur <>,
        "David S . Miller" <>,
        Paolo Abeni <>,
        Ioana Ciornei <>,, Eric Dumazet <>,
        Andrew Lunn <>,
        Sean Anderson <>,
        Krzysztof Kozlowski <>,
        Rob Herring <>,
Subject: [RFC PATCH net-next 2/9] dt-bindings: net: Expand pcs-handle to an array

This allows multiple phandles to be specified for pcs-handle, such as
when multiple PCSs are present for a single MAC. To differentiate
between them, also add a pcs-names property.

Signed-off-by: Sean Anderson <>

 .../devicetree/bindings/net/ethernet-controller.yaml       | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml
index 4f15463611f8..c033e536f869 100644
--- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml
+++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml
@@ -107,11 +107,16 @@ properties:
     $ref: "#/properties/phy-connection-type"
-    $ref: /schemas/types.yaml#/definitions/phandle
+    $ref: /schemas/types.yaml#/definitions/phandle-array
       Specifies a reference to a node representing a PCS PHY device on a MDIO
       bus to link with an external PHY (phy-handle) if exists.
+  pcs-names:
+    $ref: /schemas/types.yaml#/definitions/string-array
+    description:
+      The name of each PCS in pcs-handle.
     $ref: /schemas/types.yaml#/definitions/phandle

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