[v4,2/2] Documentation: devictree: Add ipq806x mdio bindings

Commit Message

Christian Marangi Feb. 21, 2020, 1:28 p.m. UTC

Add documentations for ipq806x mdio driver.

Signed-off-by: Ansuel Smith <[e-mail]>
---
 .../bindings/net/qcom,ipq8064-mdio.yaml       | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml

Patch

diff --git a/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml b/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml
new file mode 100644
index 000000000000..d2254a5ff2ad
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml
@@ -0,0 +1,55 @@ 
+# SPDX-License-Identifier: GPL-2.0-or-later
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/qcom,ipq8064-mdio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm ipq806x MDIO bus controller
+
+maintainers:
+  - Ansuel Smith <[e-mail]>
+
+description: |+
+  The ipq806x soc have a MDIO dedicated controller that is
+  used to comunicate with the gmac phy conntected.
+  Child nodes of this MDIO bus controller node are standard
+  Ethernet PHY device nodes as described in
+  Documentation/devicetree/bindings/net/phy.txt
+
+allOf:
+  - $ref: "mdio.yaml#"
+
+properties:
+  compatible:
+    const: qcom,ipq8064-mdio
+  reg:
+    maxItems: 1
+    description: address and length of the register set for the device
+  clocks:
+    maxItems: 1
+    description: A reference to the clock supplying the MDIO bus controller
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - "#address-cells"
+  - "#size-cells"
+
+examples:
+  - |
+    mdio0: mdio@37000000 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        compatible = "qcom,ipq8064-mdio", "syscon";
+        reg = <0x37000000 0x200000>;
+        resets = <&gcc GMAC_CORE1_RESET>;
+        reset-names = "stmmaceth";
+        clocks = <&gcc GMAC_CORE1_CLK>;
+
+        switch@10 {
+            compatible = "qca,qca8337";
+            ...
+        }
+    };