[net-next PATCH v4 3/4] dt-bindings: net: Document QCA808x PHYs

[Christian Marangi <ansuelsmth@gmail.com>]

Add Documentation for QCA808x PHYs for the additional LED configuration
for this PHY.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
Changes v4:
- Add Reviewed-by tag
Changes v3:
- Use compatible instead of select
- Out of RFC
Changes v2:
- Fix License warning from checkpatch
- Drop redundant Description phrase
- Improve commit tile
- Drop special property (generalized)

 .../devicetree/bindings/net/qca,qca808x.yaml  | 54 +++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/qca,qca808x.yaml

diff --git a/Documentation/devicetree/bindings/net/qca,qca808x.yaml b/Documentation/devicetree/bindings/net/qca,qca808x.yaml
new file mode 100644
index 000000000000..e2552655902a
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/qca,qca808x.yaml
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/qca,qca808x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Atheros QCA808X PHY
+
+maintainers:
+  - Christian Marangi <ansuelsmth@gmail.com>
+
+description:
+  QCA808X PHYs can have up to 3 LEDs attached.
+  All 3 LEDs are disabled by default.
+  2 LEDs have dedicated pins with the 3rd LED having the
+  double function of Interrupt LEDs/GPIO or additional LED.
+
+  By default this special PIN is set to LED function.
+
+allOf:
+  - $ref: ethernet-phy.yaml#
+
+properties:
+  compatible:
+    enum:
+      - ethernet-phy-id004d.d101
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/leds/common.h>
+
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethernet-phy@0 {
+            compatible = "ethernet-phy-id004d.d101";
+            reg = <0>;
+
+            leds {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                led@0 {
+                    reg = <0>;
+                    color = <LED_COLOR_ID_GREEN>;
+                    function = LED_FUNCTION_WAN;
+                    default-state = "keep";
+                };
+            };
+        };
+    };
-- 
2.40.1