| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/sound/fsl,mqs.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: NXP Medium Quality Sound (MQS) |
| 8 | |
| 9 | maintainers: |
| 10 | - Shengjiu Wang <shengjiu.wang@nxp.com> |
| 11 | - Chancel Liu <chancel.liu@nxp.com> |
| 12 | |
| 13 | description: | |
| 14 | Medium quality sound (MQS) is used to generate medium quality audio |
| 15 | via a standard GPIO in the pinmux, allowing the user to connect |
| 16 | stereo speakers or headphones to a power amplifier without an |
| 17 | additional DAC chip. |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | enum: |
| 22 | - fsl,imx6sx-mqs |
| 23 | - fsl,imx8qm-mqs |
| 24 | - fsl,imx8qxp-mqs |
| 25 | - fsl,imx93-mqs |
| 26 | |
| 27 | clocks: |
| 28 | minItems: 1 |
| 29 | maxItems: 2 |
| 30 | |
| 31 | clock-names: |
| 32 | minItems: 1 |
| 33 | maxItems: 2 |
| 34 | |
| 35 | gpr: |
| 36 | $ref: /schemas/types.yaml#/definitions/phandle |
| 37 | description: The phandle to the General Purpose Register (GPR) node |
| 38 | |
| 39 | reg: |
| 40 | maxItems: 1 |
| 41 | |
| 42 | power-domains: |
| 43 | maxItems: 1 |
| 44 | |
| 45 | resets: |
| 46 | maxItems: 1 |
| 47 | |
| 48 | required: |
| 49 | - compatible |
| 50 | - clocks |
| 51 | - clock-names |
| 52 | |
| 53 | allOf: |
| 54 | - if: |
| 55 | properties: |
| 56 | compatible: |
| 57 | contains: |
| 58 | enum: |
| 59 | - fsl,imx8qm-mqs |
| 60 | - fsl,imx8qxp-mqs |
| 61 | then: |
| 62 | properties: |
| 63 | clocks: |
| 64 | items: |
| 65 | - description: Master clock |
| 66 | - description: Clock for register access |
| 67 | clock-names: |
| 68 | items: |
| 69 | - const: mclk |
| 70 | - const: core |
| 71 | required: |
| 72 | - reg |
| 73 | - power-domains |
| 74 | else: |
| 75 | properties: |
| 76 | clocks: |
| 77 | items: |
| 78 | - description: Master clock |
| 79 | clock-names: |
| 80 | items: |
| 81 | - const: mclk |
| 82 | required: |
| 83 | - gpr |
| 84 | |
| 85 | additionalProperties: false |
| 86 | |
| 87 | examples: |
| 88 | - | |
| 89 | #include <dt-bindings/clock/imx6sx-clock.h> |
| 90 | mqs0: mqs { |
| 91 | compatible = "fsl,imx6sx-mqs"; |
| 92 | gpr = <&gpr>; |
| 93 | clocks = <&clks IMX6SX_CLK_SAI1>; |
| 94 | clock-names = "mclk"; |
| 95 | }; |
| 96 | |
| 97 | - | |
| 98 | #include <dt-bindings/firmware/imx/rsrc.h> |
| 99 | mqs1: mqs@59850000 { |
| 100 | compatible = "fsl,imx8qm-mqs"; |
| 101 | reg = <0x59850000 0x10000>; |
| 102 | clocks = <&mqs0_lpcg 0>, <&mqs0_lpcg 1>; |
| 103 | clock-names = "mclk", "core"; |
| 104 | power-domains = <&pd IMX_SC_R_MQS_0>; |
| 105 | }; |