From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:27:49 +0200
Subject: Adding upstream version 6.6.15.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../devicetree/bindings/sound/fsl,qmc-audio.yaml   | 117 +++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml

(limited to 'Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml')

diff --git a/Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml b/Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml
new file mode 100644
index 0000000000..ff5cd92419
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml
@@ -0,0 +1,117 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/fsl,qmc-audio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: QMC audio
+
+maintainers:
+  - Herve Codina <herve.codina@bootlin.com>
+
+description: |
+  The QMC audio is an ASoC component which uses QMC (QUICC Multichannel
+  Controller) channels to transfer the audio data.
+  It provides as many DAI as the number of QMC channel used.
+
+allOf:
+  - $ref: dai-common.yaml#
+
+properties:
+  compatible:
+    const: fsl,qmc-audio
+
+  '#address-cells':
+    const: 1
+  '#size-cells':
+    const: 0
+  '#sound-dai-cells':
+    const: 1
+
+patternProperties:
+  '^dai@([0-9]|[1-5][0-9]|6[0-3])$':
+    description:
+      A DAI managed by this controller
+    type: object
+
+    properties:
+      reg:
+        minimum: 0
+        maximum: 63
+        description:
+          The DAI number
+
+      fsl,qmc-chan:
+        $ref: /schemas/types.yaml#/definitions/phandle-array
+        items:
+          - items:
+              - description: phandle to QMC node
+              - description: Channel number
+        description:
+          Should be a phandle/number pair. The phandle to QMC node and the QMC
+          channel to use for this DAI.
+
+    required:
+      - reg
+      - fsl,qmc-chan
+
+required:
+  - compatible
+  - '#address-cells'
+  - '#size-cells'
+  - '#sound-dai-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    audio_controller: audio-controller {
+        compatible = "fsl,qmc-audio";
+        #address-cells = <1>;
+        #size-cells = <0>;
+        #sound-dai-cells = <1>;
+        dai@16 {
+            reg = <16>;
+            fsl,qmc-chan = <&qmc 16>;
+        };
+        dai@17 {
+            reg = <17>;
+            fsl,qmc-chan = <&qmc 17>;
+        };
+    };
+
+    sound {
+        compatible = "simple-audio-card";
+        #address-cells = <1>;
+        #size-cells = <0>;
+        simple-audio-card,dai-link@0 {
+            reg = <0>;
+            format = "dsp_b";
+            cpu {
+                sound-dai = <&audio_controller 16>;
+            };
+            codec {
+                sound-dai = <&codec1>;
+                dai-tdm-slot-num = <4>;
+                dai-tdm-slot-width = <8>;
+                /* TS 3, 5, 7, 9 */
+                dai-tdm-slot-tx-mask = <0 0 0 1 0 1 0 1 0 1>;
+                dai-tdm-slot-rx-mask = <0 0 0 1 0 1 0 1 0 1>;
+            };
+        };
+        simple-audio-card,dai-link@1 {
+            reg = <1>;
+            format = "dsp_b";
+            cpu {
+                sound-dai = <&audio_controller 17>;
+            };
+            codec {
+                sound-dai = <&codec2>;
+                dai-tdm-slot-num = <4>;
+                dai-tdm-slot-width = <8>;
+                /* TS 2, 4, 6, 8 */
+                dai-tdm-slot-tx-mask = <0 0 1 0 1 0 1 0 1>;
+                dai-tdm-slot-rx-mask = <0 0 1 0 1 0 1 0 1>;
+            };
+        };
+    };
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