netdev - [PATCH v3] dt-bindings: net: ks8851: Convert to YAML schema

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Message-Id: <20210620210741.100206-1-marex@denx.de>
Date:   Sun, 20 Jun 2021 23:07:41 +0200
From:   Marek Vasut <marex@...x.de>
To:     devicetree@...r.kernel.org
Cc:     Marek Vasut <marex@...x.de>, Andrew Lunn <andrew@...n.ch>,
        "David S . Miller" <davem@...emloft.net>,
        Lukas Wunner <lukas@...ner.de>, Petr Stetiar <ynezz@...e.cz>,
        Rob Herring <robh+dt@...nel.org>, linux@...electronics.com,
        netdev@...r.kernel.org
Subject: [PATCH v3] dt-bindings: net: ks8851: Convert to YAML schema

Convert the Micrel KSZ8851 DT bindings to YAML schema.

Signed-off-by: Marek Vasut <marex@...x.de>
Cc: Andrew Lunn <andrew@...n.ch>
Cc: David S. Miller <davem@...emloft.net>
Cc: Lukas Wunner <lukas@...ner.de>
Cc: Petr Stetiar <ynezz@...e.cz>
Cc: Rob Herring <robh+dt@...nel.org>
Cc: linux@...electronics.com
Cc: netdev@...r.kernel.org
To: devicetree@...r.kernel.org
---
V2: - Explicitly state the bindings are for both SPI and parallel bus options
    - Switch the license to (GPL-2.0-only OR BSD-2-Clause)
V3: - Drop quotes, use enum: instead of oneOf+const
    - Add reg: items list describing what each reg entry is
    - Drop regulator.yaml reference
---
 .../bindings/net/micrel,ks8851.yaml           | 97 +++++++++++++++++++
 .../devicetree/bindings/net/micrel-ks8851.txt | 18 ----
 2 files changed, 97 insertions(+), 18 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/net/micrel,ks8851.yaml
 delete mode 100644 Documentation/devicetree/bindings/net/micrel-ks8851.txt

diff --git a/Documentation/devicetree/bindings/net/micrel,ks8851.yaml b/Documentation/devicetree/bindings/net/micrel,ks8851.yaml
new file mode 100644
index 000000000000..98f022cdd44d
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/micrel,ks8851.yaml
@@ -0,0 +1,97 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/micrel,ks8851.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Micrel KS8851 Ethernet MAC (SPI and Parallel bus options)
+
+maintainers:
+  - Marek Vasut <marex@...x.de>
+
+properties:
+  compatible:
+    enum:
+      - micrel,ks8851      # SPI bus option
+      - micrel,ks8851-mll  # Parallel bus option
+
+  interrupts:
+    maxItems: 1
+
+  reg:
+    minItems: 1
+    maxItems: 2
+    items:
+      - description: SPI or Parallel bus hardware address
+      - description: Parallel bus command mode address
+
+  reset-gpios:
+    maxItems: 1
+    description:
+      The reset_n input pin
+
+  vdd-supply:
+    description: |
+      Analog 3.3V supply for Ethernet MAC
+
+  vdd-io-supply:
+    description: |
+      Digital 1.8V IO supply for Ethernet MAC
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+allOf:
+  - $ref: ethernet-controller.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: micrel,ks8851
+    then:
+      properties:
+        reg:
+          maxItems: 1
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: micrel,ks8851-mll
+    then:
+      properties:
+        reg:
+          minItems: 2
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    /* SPI bus option */
+    spi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        ethernet@0 {
+            compatible = "micrel,ks8851";
+            reg = <0>;
+            interrupt-parent = <&msmgpio>;
+            interrupts = <90 8>;
+            vdd-supply = <&ext_l2>;
+            vdd-io-supply = <&pm8921_lvs6>;
+            reset-gpios = <&msmgpio 89 0>;
+        };
+    };
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    /* Parallel bus option */
+    memory-controller {
+        #address-cells = <2>;
+        #size-cells = <1>;
+        ethernet@1,0 {
+            compatible = "micrel,ks8851-mll";
+            reg = <1 0x0 0x2>, <1 0x2 0x20000>;
+            interrupt-parent = <&gpioc>;
+            interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
+        };
+    };
diff --git a/Documentation/devicetree/bindings/net/micrel-ks8851.txt b/Documentation/devicetree/bindings/net/micrel-ks8851.txt
deleted file mode 100644
index bbdf9a7359a2..000000000000
--- a/Documentation/devicetree/bindings/net/micrel-ks8851.txt
+++ /dev/null
@@ -1,18 +0,0 @@
-Micrel KS8851 Ethernet mac (MLL)
-
-Required properties:
-- compatible = "micrel,ks8851-mll" of parallel interface
-- reg : 2 physical address and size of registers for data and command
-- interrupts : interrupt connection
-
-Micrel KS8851 Ethernet mac (SPI)
-
-Required properties:
-- compatible = "micrel,ks8851" or the deprecated "ks8851"
-- reg : chip select number
-- interrupts : interrupt connection
-
-Optional properties:
-- vdd-supply: analog 3.3V supply for Ethernet mac
-- vdd-io-supply: digital 1.8V IO supply for Ethernet mac
-- reset-gpios: reset_n input pin
-- 
2.30.2