dt-bindings: sound: Convert jz47*-codec doc to YAML

Convert ingenic,jz4740-codec.txt and ingenic,jz4725b-codec.txt to one
single ingenic,codec.yaml file, since they share the same binding.

Add the ingenic,jz4770-codec compatible string in the process.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20191224002708.1207884-1-paul@crapouillou.net
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/ingenic,codec.yaml b/Documentation/devicetree/bindings/sound/ingenic,codec.yaml
new file mode 100644 (file)
index 0000000..eb4be86
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/ingenic,codec.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/ingenic,codec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ingenic JZ47xx internal codec DT bindings
+
+maintainers:
+  - Paul Cercueil <paul@crapouillou.net>
+
+properties:
+  $nodename:
+    pattern: '^audio-codec@.*'
+
+  compatible:
+    oneOf:
+      - const: ingenic,jz4770-codec
+      - const: ingenic,jz4725b-codec
+      - const: ingenic,jz4740-codec
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: aic
+
+  '#sound-dai-cells':
+    const: 0
+
+additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - '#sound-dai-cells'
+
+examples:
+  - |
+    #include <dt-bindings/clock/jz4740-cgu.h>
+    codec: audio-codec@10020080 {
+      compatible = "ingenic,jz4740-codec";
+      reg = <0x10020080 0x8>;
+      #sound-dai-cells = <0>;
+      clocks = <&cgu JZ4740_CLK_AIC>;
+      clock-names = "aic";
+    };
+
+...

diff --git a/Documentation/devicetree/bindings/sound/ingenic,jz4725b-codec.txt b/Documentation/devicetree/bindings/sound/ingenic,jz4725b-codec.txt
deleted file mode 100644 (file)
index 05adc0d..0000000
--- a/Documentation/devicetree/bindings/sound/ingenic,jz4725b-codec.txt
+++ /dev/null
@@ -1,20 +0,0 @@
-Ingenic JZ4725B codec controller
-
-Required properties:
-- compatible : "ingenic,jz4725b-codec"
-- reg : codec registers location and length
-- clocks : phandle to the AIC clock.
-- clock-names: must be set to "aic".
-- #sound-dai-cells: Must be set to 0.
-
-Example:
-
-codec: audio-codec@100200a4 {
-       compatible = "ingenic,jz4725b-codec";
-       reg = <0x100200a4 0x8>;
-
-       #sound-dai-cells = <0>;
-
-       clocks = <&cgu JZ4725B_CLK_AIC>;
-       clock-names = "aic";
-};

diff --git a/Documentation/devicetree/bindings/sound/ingenic,jz4740-codec.txt b/Documentation/devicetree/bindings/sound/ingenic,jz4740-codec.txt
deleted file mode 100644 (file)
index 1ffcade..0000000
--- a/Documentation/devicetree/bindings/sound/ingenic,jz4740-codec.txt
+++ /dev/null
@@ -1,20 +0,0 @@
-Ingenic JZ4740 codec controller
-
-Required properties:
-- compatible : "ingenic,jz4740-codec"
-- reg : codec registers location and length
-- clocks : phandle to the AIC clock.
-- clock-names: must be set to "aic".
-- #sound-dai-cells: Must be set to 0.
-
-Example:
-
-codec: audio-codec@10020080 {
-       compatible = "ingenic,jz4740-codec";
-       reg = <0x10020080 0x8>;
-
-       #sound-dai-cells = <0>;
-
-       clocks = <&cgu JZ4740_CLK_AIC>;
-       clock-names = "aic";
-};