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