122 lines
2.9 KiB
YAML
122 lines
2.9 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/realtek,rt5682s.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Realtek rt5682s codec devicetree bindings
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maintainers:
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- Derek Fang <derek.fang@realtek.com>
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description: |
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Rt5682s(ALC5682I-VS) is a rt5682i variant which supports I2C only.
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properties:
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compatible:
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const: realtek,rt5682s
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reg:
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maxItems: 1
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description: I2C address of the device.
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interrupts:
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maxItems: 1
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description: The CODEC's interrupt output.
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realtek,dmic1-data-pin:
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$ref: /schemas/types.yaml#/definitions/uint32
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enum:
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- 0 # dmic1 data is not used
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- 1 # using GPIO2 pin as dmic1 data pin
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- 2 # using GPIO5 pin as dmic1 data pin
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description: |
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Specify which GPIO pin be used as DMIC1 data pin.
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realtek,dmic1-clk-pin:
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$ref: /schemas/types.yaml#/definitions/uint32
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enum:
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- 0 # dmic1 clk is not used
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- 1 # using GPIO1 pin as dmic1 clock pin
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- 2 # using GPIO3 pin as dmic1 clock pin
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description: |
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Specify which GPIO pin be used as DMIC1 clk pin.
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realtek,jd-src:
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$ref: /schemas/types.yaml#/definitions/uint32
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enum:
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- 0 # No JD is used
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- 1 # using JD1 as JD source
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description: |
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Specify which JD source be used.
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realtek,ldo1-en-gpios:
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description: |
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The GPIO that controls the CODEC's LDO1_EN pin.
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realtek,dmic-clk-rate-hz:
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description: |
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Set the clock rate (hz) for the requirement of the particular DMIC.
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realtek,dmic-delay-ms:
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description: |
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Set the delay time (ms) for the requirement of the particular DMIC.
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realtek,amic-delay-ms:
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description: |
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Set the delay time (ms) for the requirement of the particular platform or AMIC.
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realtek,dmic-clk-driving-high:
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type: boolean
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description: |
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Set the high driving of the DMIC clock out.
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clocks:
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items:
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- description: phandle and clock specifier for codec MCLK.
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clock-names:
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items:
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- const: mclk
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"#clock-cells":
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const: 1
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clock-output-names:
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minItems: 2
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maxItems: 2
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description: Name given for DAI word clock and bit clock outputs.
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additionalProperties: false
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required:
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- compatible
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- reg
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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codec@1a {
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compatible = "realtek,rt5682s";
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reg = <0x1a>;
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interrupts = <6 IRQ_TYPE_LEVEL_HIGH>;
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realtek,ldo1-en-gpios =
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<&gpio 2 GPIO_ACTIVE_HIGH>;
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realtek,dmic1-data-pin = <1>;
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realtek,dmic1-clk-pin = <1>;
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realtek,jd-src = <1>;
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#clock-cells = <1>;
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clock-output-names = "rt5682-dai-wclk", "rt5682-dai-bclk";
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clocks = <&osc>;
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clock-names = "mclk";
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};
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};
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