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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/fsl,mqs.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP Medium Quality Sound (MQS)
+
+maintainers:
+ - Shengjiu Wang <shengjiu.wang@nxp.com>
+ - Chancel Liu <chancel.liu@nxp.com>
+
+description: |
+ Medium quality sound (MQS) is used to generate medium quality audio
+ via a standard GPIO in the pinmux, allowing the user to connect
+ stereo speakers or headphones to a power amplifier without an
+ additional DAC chip.
+
+properties:
+ compatible:
+ enum:
+ - fsl,imx6sx-mqs
+ - fsl,imx8qm-mqs
+ - fsl,imx8qxp-mqs
+ - fsl,imx93-mqs
+
+ clocks:
+ minItems: 1
+ maxItems: 2
+
+ clock-names:
+ minItems: 1
+ maxItems: 2
+
+ gpr:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: The phandle to the General Purpose Register (GPR) node
+
+ reg:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+required:
+ - compatible
+ - clocks
+ - clock-names
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - fsl,imx8qm-mqs
+ - fsl,imx8qxp-mqs
+ then:
+ properties:
+ clocks:
+ items:
+ - description: Master clock
+ - description: Clock for register access
+ clock-names:
+ items:
+ - const: mclk
+ - const: core
+ required:
+ - reg
+ - power-domains
+ else:
+ properties:
+ clocks:
+ items:
+ - description: Master clock
+ clock-names:
+ items:
+ - const: mclk
+ required:
+ - gpr
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/imx6sx-clock.h>
+ mqs0: mqs {
+ compatible = "fsl,imx6sx-mqs";
+ gpr = <&gpr>;
+ clocks = <&clks IMX6SX_CLK_SAI1>;
+ clock-names = "mclk";
+ };
+
+ - |
+ #include <dt-bindings/firmware/imx/rsrc.h>
+ mqs1: mqs@59850000 {
+ compatible = "fsl,imx8qm-mqs";
+ reg = <0x59850000 0x10000>;
+ clocks = <&mqs0_lpcg 0>, <&mqs0_lpcg 1>;
+ clock-names = "mclk", "core";
+ power-domains = <&pd IMX_SC_R_MQS_0>;
+ };