This patch adds MediaTek MT6359 codec document.
Signed-off-by: Jiaxin Yu jiaxin.yu@mediatek.com --- .../devicetree/bindings/sound/mt6359.yaml | 68 ++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/mt6359.yaml
diff --git a/Documentation/devicetree/bindings/sound/mt6359.yaml b/Documentation/devicetree/bindings/sound/mt6359.yaml new file mode 100644 index 0000000..a669b49 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/mt6359.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/mt6359.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek MT6359 Codec Device Tree Bindings + +maintainers: + - Eason Yen eason.yen@mediatek.com + - Jiaxin Yu jiaxin.yu@mediatek.com + - Shane Chien shane.chien@mediatek.com + +description: | + The communication between MT6359 and SoC is through Mediatek PMIC wrapper. + For more detail, please visit Mediatek PMIC wrapper documentation. + Must be a child node of PMIC wrapper. + +properties: + compatible: + const: mediatek,mt6359-sound + + mediatek,dmic-mode: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Indicates how many data pins are used to transmit two channels of PDM + signal. 0 means two wires, 1 means one wire. Default value is 0. + enum: + - 0 # one wire + - 1 # two wires + + mediatek,mic-type-0: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Specifies the type of mic type connected to adc0 + + enum: + - 0 # IDLE - mic in turn-off status + - 1 # ACC - analog mic with alternating coupling + - 2 # DMIC - digital mic + - 3 # DCC - analog mic with direct couping + - 4 # DCC_ECM_DIFF - analog electret condenser mic with differential mode + - 5 # DCC_ECM_SINGLE - analog electret condenser mic with single mode + + mediatek,mic-type-1: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Specifies the type of mic type connected to adc1 + + mediatek,mic-type-2: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Specifies the type of mic type connected to adc2 + +required: + - compatible + +additionalProperties: false + +examples: + - | + mt6359codec: mt6359codec { + compatible = "mediatek,mt6359-sound"; + mediatek,dmic-mode = <0>; + mediatek,mic-type-0 = <2>; + }; + +...