Squashed 'dts/upstream/' content from commit aaba2d45dc2a
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diff --git a/Bindings/sound/option,gtm601.yaml b/Bindings/sound/option,gtm601.yaml
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+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/option,gtm601.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: GTM601 UMTS modem audio interface CODEC
+
+maintainers:
+ - kernel@puri.sm
+
+description: >
+ This device has no configuration interface. The sample rate and channels are
+ based on the compatible string
+
+properties:
+ compatible:
+ oneOf:
+ - description: Broadmobi BM818 (48Khz stereo)
+ items:
+ - const: broadmobi,bm818
+ - const: option,gtm601
+ - description: GTM601 (8kHz mono)
+ const: option,gtm601
+
+ '#sound-dai-cells':
+ const: 0
+
+required:
+ - compatible
+
+allOf:
+ - $ref: dai-common.yaml#
+
+additionalProperties: false
+
+examples:
+ - |
+ codec {
+ compatible = "option,gtm601";
+ #sound-dai-cells = <0>;
+ };