18d13bc63SEmmanuel Vadot# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 28d13bc63SEmmanuel Vadot%YAML 1.2 38d13bc63SEmmanuel Vadot--- 48d13bc63SEmmanuel Vadot$id: http://devicetree.org/schemas/sound/fsl,mqs.yaml# 58d13bc63SEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml# 68d13bc63SEmmanuel Vadot 78d13bc63SEmmanuel Vadottitle: NXP Medium Quality Sound (MQS) 88d13bc63SEmmanuel Vadot 98d13bc63SEmmanuel Vadotmaintainers: 108d13bc63SEmmanuel Vadot - Shengjiu Wang <shengjiu.wang@nxp.com> 118d13bc63SEmmanuel Vadot - Chancel Liu <chancel.liu@nxp.com> 128d13bc63SEmmanuel Vadot 138d13bc63SEmmanuel Vadotdescription: | 148d13bc63SEmmanuel Vadot Medium quality sound (MQS) is used to generate medium quality audio 158d13bc63SEmmanuel Vadot via a standard GPIO in the pinmux, allowing the user to connect 168d13bc63SEmmanuel Vadot stereo speakers or headphones to a power amplifier without an 178d13bc63SEmmanuel Vadot additional DAC chip. 188d13bc63SEmmanuel Vadot 198d13bc63SEmmanuel Vadotproperties: 208d13bc63SEmmanuel Vadot compatible: 218d13bc63SEmmanuel Vadot enum: 228d13bc63SEmmanuel Vadot - fsl,imx6sx-mqs 238d13bc63SEmmanuel Vadot - fsl,imx8qm-mqs 248d13bc63SEmmanuel Vadot - fsl,imx8qxp-mqs 258d13bc63SEmmanuel Vadot - fsl,imx93-mqs 26*0e8011faSEmmanuel Vadot - fsl,imx95-aonmix-mqs 27*0e8011faSEmmanuel Vadot - fsl,imx95-netcmix-mqs 288d13bc63SEmmanuel Vadot 298d13bc63SEmmanuel Vadot clocks: 308d13bc63SEmmanuel Vadot minItems: 1 318d13bc63SEmmanuel Vadot maxItems: 2 328d13bc63SEmmanuel Vadot 338d13bc63SEmmanuel Vadot clock-names: 348d13bc63SEmmanuel Vadot minItems: 1 358d13bc63SEmmanuel Vadot maxItems: 2 368d13bc63SEmmanuel Vadot 378d13bc63SEmmanuel Vadot gpr: 388d13bc63SEmmanuel Vadot $ref: /schemas/types.yaml#/definitions/phandle 398d13bc63SEmmanuel Vadot description: The phandle to the General Purpose Register (GPR) node 408d13bc63SEmmanuel Vadot 418d13bc63SEmmanuel Vadot reg: 428d13bc63SEmmanuel Vadot maxItems: 1 438d13bc63SEmmanuel Vadot 448d13bc63SEmmanuel Vadot power-domains: 458d13bc63SEmmanuel Vadot maxItems: 1 468d13bc63SEmmanuel Vadot 478d13bc63SEmmanuel Vadot resets: 488d13bc63SEmmanuel Vadot maxItems: 1 498d13bc63SEmmanuel Vadot 508d13bc63SEmmanuel Vadotrequired: 518d13bc63SEmmanuel Vadot - compatible 528d13bc63SEmmanuel Vadot - clocks 538d13bc63SEmmanuel Vadot - clock-names 548d13bc63SEmmanuel Vadot 558d13bc63SEmmanuel VadotallOf: 568d13bc63SEmmanuel Vadot - if: 578d13bc63SEmmanuel Vadot properties: 588d13bc63SEmmanuel Vadot compatible: 598d13bc63SEmmanuel Vadot contains: 608d13bc63SEmmanuel Vadot enum: 618d13bc63SEmmanuel Vadot - fsl,imx8qm-mqs 628d13bc63SEmmanuel Vadot - fsl,imx8qxp-mqs 638d13bc63SEmmanuel Vadot then: 648d13bc63SEmmanuel Vadot properties: 658d13bc63SEmmanuel Vadot clocks: 668d13bc63SEmmanuel Vadot items: 678d13bc63SEmmanuel Vadot - description: Master clock 688d13bc63SEmmanuel Vadot - description: Clock for register access 698d13bc63SEmmanuel Vadot clock-names: 708d13bc63SEmmanuel Vadot items: 718d13bc63SEmmanuel Vadot - const: mclk 728d13bc63SEmmanuel Vadot - const: core 738d13bc63SEmmanuel Vadot required: 748d13bc63SEmmanuel Vadot - reg 758d13bc63SEmmanuel Vadot - power-domains 768d13bc63SEmmanuel Vadot else: 778d13bc63SEmmanuel Vadot properties: 788d13bc63SEmmanuel Vadot clocks: 798d13bc63SEmmanuel Vadot items: 808d13bc63SEmmanuel Vadot - description: Master clock 818d13bc63SEmmanuel Vadot clock-names: 828d13bc63SEmmanuel Vadot items: 838d13bc63SEmmanuel Vadot - const: mclk 848d13bc63SEmmanuel Vadot required: 858d13bc63SEmmanuel Vadot - gpr 868d13bc63SEmmanuel Vadot 878d13bc63SEmmanuel VadotadditionalProperties: false 888d13bc63SEmmanuel Vadot 898d13bc63SEmmanuel Vadotexamples: 908d13bc63SEmmanuel Vadot - | 918d13bc63SEmmanuel Vadot #include <dt-bindings/clock/imx6sx-clock.h> 928d13bc63SEmmanuel Vadot mqs0: mqs { 938d13bc63SEmmanuel Vadot compatible = "fsl,imx6sx-mqs"; 948d13bc63SEmmanuel Vadot gpr = <&gpr>; 958d13bc63SEmmanuel Vadot clocks = <&clks IMX6SX_CLK_SAI1>; 968d13bc63SEmmanuel Vadot clock-names = "mclk"; 978d13bc63SEmmanuel Vadot }; 988d13bc63SEmmanuel Vadot 998d13bc63SEmmanuel Vadot - | 1008d13bc63SEmmanuel Vadot #include <dt-bindings/firmware/imx/rsrc.h> 1018d13bc63SEmmanuel Vadot mqs1: mqs@59850000 { 1028d13bc63SEmmanuel Vadot compatible = "fsl,imx8qm-mqs"; 1038d13bc63SEmmanuel Vadot reg = <0x59850000 0x10000>; 1048d13bc63SEmmanuel Vadot clocks = <&mqs0_lpcg 0>, <&mqs0_lpcg 1>; 1058d13bc63SEmmanuel Vadot clock-names = "mclk", "core"; 1068d13bc63SEmmanuel Vadot power-domains = <&pd IMX_SC_R_MQS_0>; 1078d13bc63SEmmanuel Vadot }; 108