1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/sound/realtek,rt5682s.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Realtek rt5682s codec devicetree bindings 8 9maintainers: 10 - Derek Fang <derek.fang@realtek.com> 11 12description: | 13 Rt5682s(ALC5682I-VS) is a rt5682i variant which supports I2C only. 14 15properties: 16 compatible: 17 const: realtek,rt5682s 18 19 reg: 20 maxItems: 1 21 description: I2C address of the device. 22 23 interrupts: 24 description: The CODEC's interrupt output. 25 26 realtek,dmic1-data-pin: 27 $ref: /schemas/types.yaml#/definitions/uint32 28 enum: 29 - 0 # dmic1 data is not used 30 - 1 # using GPIO2 pin as dmic1 data pin 31 - 2 # using GPIO5 pin as dmic1 data pin 32 description: | 33 Specify which GPIO pin be used as DMIC1 data pin. 34 35 realtek,dmic1-clk-pin: 36 $ref: /schemas/types.yaml#/definitions/uint32 37 enum: 38 - 0 # dmic1 clk is not used 39 - 1 # using GPIO1 pin as dmic1 clock pin 40 - 2 # using GPIO3 pin as dmic1 clock pin 41 description: | 42 Specify which GPIO pin be used as DMIC1 clk pin. 43 44 realtek,jd-src: 45 $ref: /schemas/types.yaml#/definitions/uint32 46 enum: 47 - 0 # No JD is used 48 - 1 # using JD1 as JD source 49 description: | 50 Specify which JD source be used. 51 52 realtek,ldo1-en-gpios: 53 description: | 54 The GPIO that controls the CODEC's LDO1_EN pin. 55 56 realtek,dmic-clk-rate-hz: 57 description: | 58 Set the clock rate (hz) for the requirement of the particular DMIC. 59 60 realtek,dmic-delay-ms: 61 description: | 62 Set the delay time (ms) for the requirement of the particular DMIC. 63 64 realtek,dmic-clk-driving-high: 65 type: boolean 66 description: | 67 Set the high driving of the DMIC clock out. 68 69 clocks: 70 items: 71 - description: phandle and clock specifier for codec MCLK. 72 73 clock-names: 74 items: 75 - const: mclk 76 77 "#clock-cells": 78 const: 1 79 80 clock-output-names: 81 minItems: 2 82 maxItems: 2 83 description: Name given for DAI word clock and bit clock outputs. 84 85additionalProperties: false 86 87required: 88 - compatible 89 - reg 90 91examples: 92 - | 93 #include <dt-bindings/gpio/tegra-gpio.h> 94 #include <dt-bindings/interrupt-controller/irq.h> 95 96 i2c { 97 #address-cells = <1>; 98 #size-cells = <0>; 99 100 codec@1a { 101 compatible = "realtek,rt5682s"; 102 reg = <0x1a>; 103 interrupt-parent = <&gpio>; 104 interrupts = <TEGRA_GPIO(U, 6) IRQ_TYPE_LEVEL_HIGH>; 105 realtek,ldo1-en-gpios = 106 <&gpio TEGRA_GPIO(R, 2) GPIO_ACTIVE_HIGH>; 107 realtek,dmic1-data-pin = <1>; 108 realtek,dmic1-clk-pin = <1>; 109 realtek,jd-src = <1>; 110 111 #clock-cells = <1>; 112 clock-output-names = "rt5682-dai-wclk", "rt5682-dai-bclk"; 113 114 clocks = <&osc>; 115 clock-names = "mclk"; 116 }; 117 }; 118