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Message-ID: <20250829202817.1271907-2-robh@kernel.org>
Date: Fri, 29 Aug 2025 15:28:15 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Iyappan Subramanian <iyappan@...amperecomputing.com>,
Keyur Chudgar <keyur@...amperecomputing.com>,
Quan Nguyen <quan@...amperecomputing.com>,
Andrew Lunn <andrew+netdev@...n.ch>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: netdev@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH net-next 2/2] dt-bindings: net: Convert APM XGene MDIO to DT schema
Convert the APM XGene MDIO bus binding to DT schema format. It's a
straight-forward conversion.
Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
.../bindings/net/apm,xgene-mdio-rgmii.yaml | 54 +++++++++++++++++++
.../bindings/net/apm-xgene-mdio.txt | 37 -------------
MAINTAINERS | 2 +-
3 files changed, 55 insertions(+), 38 deletions(-)
create mode 100644 Documentation/devicetree/bindings/net/apm,xgene-mdio-rgmii.yaml
delete mode 100644 Documentation/devicetree/bindings/net/apm-xgene-mdio.txt
diff --git a/Documentation/devicetree/bindings/net/apm,xgene-mdio-rgmii.yaml b/Documentation/devicetree/bindings/net/apm,xgene-mdio-rgmii.yaml
new file mode 100644
index 000000000000..470fb5f7f7b5
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/apm,xgene-mdio-rgmii.yaml
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/apm,xgene-mdio-rgmii.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: APM X-Gene SoC MDIO
+
+maintainers:
+ - Iyappan Subramanian <iyappan@...amperecomputing.com>
+ - Keyur Chudgar <keyur@...amperecomputing.com>
+ - Quan Nguyen <quan@...amperecomputing.com>
+
+allOf:
+ - $ref: mdio.yaml#
+
+properties:
+ compatible:
+ enum:
+ - apm,xgene-mdio-rgmii
+ - apm,xgene-mdio-xfi
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+unevaluatedProperties: false
+
+required:
+ - compatible
+ - reg
+ - clocks
+
+examples:
+ - |
+ mdio@...20000 {
+ compatible = "apm,xgene-mdio-rgmii";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x17020000 0xd100>;
+ clocks = <&menetclk 0>;
+
+ phy@3 {
+ reg = <0x3>;
+ };
+ phy@4 {
+ reg = <0x4>;
+ };
+ phy@5 {
+ reg = <0x5>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/net/apm-xgene-mdio.txt b/Documentation/devicetree/bindings/net/apm-xgene-mdio.txt
deleted file mode 100644
index 78722d74cea8..000000000000
--- a/Documentation/devicetree/bindings/net/apm-xgene-mdio.txt
+++ /dev/null
@@ -1,37 +0,0 @@
-APM X-Gene SoC MDIO node
-
-MDIO node is defined to describe on-chip MDIO controller.
-
-Required properties:
- - compatible: Must be "apm,xgene-mdio-rgmii" or "apm,xgene-mdio-xfi"
- - #address-cells: Must be <1>.
- - #size-cells: Must be <0>.
- - reg: Address and length of the register set
- - clocks: Reference to the clock entry
-
-For the phys on the mdio bus, there must be a node with the following fields:
- - compatible: PHY identifier. Please refer ./phy.txt for the format.
- - reg: The ID number for the phy.
-
-Example:
-
- mdio: mdio@...20000 {
- compatible = "apm,xgene-mdio-rgmii";
- #address-cells = <1>;
- #size-cells = <0>;
- reg = <0x0 0x17020000 0x0 0xd100>;
- clocks = <&menetclk 0>;
- };
-
- /* Board-specific peripheral configurations */
- &mdio {
- menetphy: phy@3 {
- reg = <0x3>;
- };
- sgenet0phy: phy@4 {
- reg = <0x4>;
- };
- sgenet1phy: phy@5 {
- reg = <0x5>;
- };
- };
diff --git a/MAINTAINERS b/MAINTAINERS
index 206ff023f5b3..c0b42d03d040 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1893,7 +1893,7 @@ M: Keyur Chudgar <keyur@...amperecomputing.com>
M: Quan Nguyen <quan@...amperecomputing.com>
S: Maintained
F: Documentation/devicetree/bindings/net/apm,xgene-enet.yaml
-F: Documentation/devicetree/bindings/net/apm-xgene-mdio.txt
+F: Documentation/devicetree/bindings/net/apm,xgene-mdio-rgmii.yaml
F: drivers/net/ethernet/apm/xgene/
F: drivers/net/mdio/mdio-xgene.c
--
2.50.1
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