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Diffstat (limited to 'Bindings/sound/realtek,rt5677.yaml')
-rw-r--r-- | Bindings/sound/realtek,rt5677.yaml | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/Bindings/sound/realtek,rt5677.yaml b/Bindings/sound/realtek,rt5677.yaml new file mode 100644 index 000000000000..9ce23e58e5ea --- /dev/null +++ b/Bindings/sound/realtek,rt5677.yaml @@ -0,0 +1,135 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/realtek,rt5677.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: RT5677 audio CODEC + +maintainers: + - Animesh Agarwal <animeshagarwal28@gmail.com> + +description: | + This device supports I2C only. + + Pins on the device (for linking into audio routes): + * IN1P + * IN1N + * IN2P + * IN2N + * MICBIAS1 + * DMIC1 + * DMIC2 + * DMIC3 + * DMIC4 + * LOUT1 + * LOUT2 + * LOUT3 + +allOf: + - $ref: dai-common.yaml# + +properties: + compatible: + const: realtek,rt5677 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + gpio-controller: true + + '#gpio-cells': + const: 2 + + realtek,pow-ldo2-gpio: + maxItems: 1 + description: CODEC's POW_LDO2 pin. + + realtek,reset-gpio: + maxItems: 1 + description: CODEC's RESET pin. Active low. + + realtek,gpio-config: + description: | + Array of six 8bit elements that configures GPIO. + 0 - floating (reset value) + 1 - pull down + 2 - pull up + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 6 + maxItems: 6 + items: + maximum: 2 + + realtek,jd1-gpio: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 # OFF + - 1 # GPIO1 for jd1. + - 2 # GPIO2 for jd1. + - 3 # GPIO3 for jd1. + description: Configures GPIO Mic Jack detection 1. + + realtek,jd2-gpio: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 # OFF + - 1 # GPIO4 for jd2. + - 2 # GPIO5 for jd2. + - 3 # GPIO6 for jd2. + description: Configures GPIO Mic Jack detection 2. + + realtek,jd3-gpio: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 # OFF + - 1 # GPIO4 for jd3. + - 2 # GPIO5 for jd3. + - 3 # GPIO6 for jd3. + description: Configures GPIO Mic Jack detection 3. + +patternProperties: + '^realtek,in[1-2]-differential$': + type: boolean + description: Indicate MIC1/2 input are differential, rather than + single-ended. + + '^realtek,lout[1-3]-differential$': + type: boolean + description: Indicate LOUT1/2/3 outputs are differential, rather than + single-ended. + +required: + - compatible + - reg + - interrupts + - gpio-controller + - '#gpio-cells' + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + codec@2c { + compatible = "realtek,rt5677"; + reg = <0x2c>; + interrupt-parent = <&gpio>; + interrupts = <3 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + realtek,pow-ldo2-gpio = <&gpio 3 GPIO_ACTIVE_HIGH>; + realtek,reset-gpio = <&gpio 3 GPIO_ACTIVE_LOW>; + realtek,in1-differential; + realtek,gpio-config = <0 0 0 0 0 2>; + }; + }; |