dt-bindings: phy: add bindings for Lynx 28G PHY

Add device tree binding for the Lynx 28G SerDes PHY driver used on
Layerscape based SoCs.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/Documentation/devicetree/bindings/phy/fsl,lynx-28g.yaml b/Documentation/devicetree/bindings/phy/fsl,lynx-28g.yaml
new file mode 100644 (file)
index 0000000..4d91e2f
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/fsl,lynx-28g.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/fsl,lynx-28g.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale Lynx 28G SerDes PHY binding
+
+maintainers:
+  - Ioana Ciornei <ioana.ciornei@nxp.com>
+
+properties:
+  compatible:
+    enum:
+      - fsl,lynx-28g
+
+  reg:
+    maxItems: 1
+
+  "#phy-cells":
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    soc {
+      #address-cells = <2>;
+      #size-cells = <2>;
+      serdes_1: phy@1ea0000 {
+        compatible = "fsl,lynx-28g";
+        reg = <0x0 0x1ea0000 0x0 0x1e30>;
+        #phy-cells = <1>;
+      };
+    };

diff --git a/MAINTAINERS b/MAINTAINERS
index 8396d6d3d3def332ca79cd830aaefca41a9ea873..1397a6b039fb4ada723ba6ae3000a5cac06bd816 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11337,6 +11337,7 @@ LYNX 28G SERDES PHY DRIVER
 M:     Ioana Ciornei <ioana.ciornei@nxp.com>
 L:     netdev@vger.kernel.org
 S:     Supported
+F:     Documentation/devicetree/bindings/phy/fsl,lynx-28g.yaml
 F:     drivers/phy/freescale/phy-fsl-lynx-28g.c
 
 LYNX PCS MODULE