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Diffstat (limited to 'Documentation/devicetree/bindings/sound/ti,tlv320aic32x4.yaml')
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diff --git a/Documentation/devicetree/bindings/sound/ti,tlv320aic32x4.yaml b/Documentation/devicetree/bindings/sound/ti,tlv320aic32x4.yaml new file mode 100644 index 000000000000..a7cc9aa34468 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,tlv320aic32x4.yaml @@ -0,0 +1,101 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2019 Texas Instruments Incorporated +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/ti,tlv320aic32x4.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments TLV320AIC32x4 Stereo Audio codec + +maintainers: + - Alexander Stein <alexander.stein@ew.tq-group.com> + +description: | + The TLV320AIC32x4 audio codec can be accessed using I2C or SPI + +properties: + compatible: + enum: + - ti,tas2505 + - ti,tlv320aic32x4 + - ti,tlv320aic32x6 + + reg: + maxItems: 1 + + clocks: + items: + - description: Master clock + + clock-names: + items: + - const: mclk + + av-supply: + description: Analog core power supply + + dv-supply: + description: Digital core power supply + + iov-supply: + description: Digital IO power supply + + ldoin-supply: + description: LDO power supply + + reset-gpios: + maxItems: 1 + + '#sound-dai-cells': + const: 0 + + aic32x4-gpio-func: + description: | + GPIO function configuration for pins MFP1-MFP5. + Types are defined in include/sound/tlv320aic32x4.h + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 5 + maxItems: 5 + +required: + - compatible + - reg + - clocks + - clock-names + - iov-supply + +allOf: + - $ref: dai-common.yaml# + - if: + not: + required: + - ldoin-supply + then: + required: + - av-supply + - dv-supply + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + audio-codec@18 { + compatible = "ti,tlv320aic32x4"; + reg = <0x18>; + iov-supply = <®_3v3>; + ldoin-supply = <®_3v3>; + clocks = <&clks 201>; + clock-names = "mclk"; + aic32x4-gpio-func= < + 0xff /* AIC32X4_MFPX_DEFAULT_VALUE */ + 0xff /* AIC32X4_MFPX_DEFAULT_VALUE */ + 0x04 /* MFP3 AIC32X4_MFP3_GPIO_ENABLED */ + 0xff /* AIC32X4_MFPX_DEFAULT_VALUE */ + 0x08 /* MFP5 AIC32X4_MFP5_GPIO_INPUT */ + >; + }; + }; |