[net-next,v2,1/4] dt-bindings: net: Add aspeed, ast2600-mdio binding
diff mbox series

Message ID 20190731053959.16293-2-andrew@aj.id.au
State New
Headers show
Series
  • net: phy: Add AST2600 MDIO support
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Commit Message

Andrew Jeffery July 31, 2019, 5:39 a.m. UTC
The AST2600 splits out the MDIO bus controller from the MAC into its own
IP block and rearranges the register layout. Add a new binding to
describe the new hardware.

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>

---
v2:
* aspeed: Utilise mdio.yaml
* aspeed: Drop status from example
---
 .../bindings/net/aspeed,ast2600-mdio.yaml     | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml

Comments

Rob Herring July 31, 2019, 6 p.m. UTC | #1
On Tue, Jul 30, 2019 at 11:39 PM Andrew Jeffery <andrew@aj.id.au> wrote:
>
> The AST2600 splits out the MDIO bus controller from the MAC into its own
> IP block and rearranges the register layout. Add a new binding to
> describe the new hardware.
>
> Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
>
> ---
> v2:
> * aspeed: Utilise mdio.yaml
> * aspeed: Drop status from example
> ---
>  .../bindings/net/aspeed,ast2600-mdio.yaml     | 45 +++++++++++++++++++
>  1 file changed, 45 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml

Reviewed-by: Rob Herring <robh@kernel.org>

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml b/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml
new file mode 100644
index 000000000000..71808e78a495
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml
@@ -0,0 +1,45 @@ 
+# SPDX-License-Identifier: GPL-2.0-or-later
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/aspeed,ast2600-mdio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ASPEED AST2600 MDIO Controller
+
+maintainers:
+  - Andrew Jeffery <andrew@aj.id.au>
+
+description: |+
+  The ASPEED AST2600 MDIO controller is the third iteration of ASPEED's MDIO
+  bus register interface, this time also separating out the controller from the
+  MAC.
+
+allOf:
+  - $ref: "mdio.yaml#"
+
+properties:
+  compatible:
+    const: aspeed,ast2600-mdio
+  reg:
+    maxItems: 1
+    description: The register range of the MDIO controller instance
+
+required:
+  - compatible
+  - reg
+  - "#address-cells"
+  - "#size-cells"
+
+examples:
+  - |
+    mdio0: mdio@1e650000 {
+            compatible = "aspeed,ast2600-mdio";
+            reg = <0x1e650000 0x8>;
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            ethphy0: ethernet-phy@0 {
+                    compatible = "ethernet-phy-ieee802.3-c22";
+                    reg = <0>;
+            };
+    };