1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/sound/mt6359.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Mediatek MT6359 Codec 8 9maintainers: 10 - Eason Yen <eason.yen@mediatek.com> 11 - Jiaxin Yu <jiaxin.yu@mediatek.com> 12 - Shane Chien <shane.chien@mediatek.com> 13 14description: | 15 The communication between MT6359 and SoC is through Mediatek PMIC wrapper. 16 For more detail, please visit Mediatek PMIC wrapper documentation. 17 Must be a child node of PMIC wrapper. 18 19properties: 20 mediatek,dmic-mode: 21 $ref: /schemas/types.yaml#/definitions/uint32 22 description: | 23 Indicates how many data pins are used to transmit two channels of PDM 24 signal. 0 means two wires, 1 means one wire. Default value is 0. 25 enum: 26 - 0 # one wire 27 - 1 # two wires 28 29 mediatek,mic-type-0: 30 $ref: /schemas/types.yaml#/definitions/uint32 31 description: | 32 Specifies the type of mic type connected to adc0 33 34 enum: 35 - 0 # IDLE - mic in turn-off status 36 - 1 # ACC - analog mic with alternating coupling 37 - 2 # DMIC - digital mic 38 - 3 # DCC - analog mic with direct couping 39 - 4 # DCC_ECM_DIFF - analog electret condenser mic with differential mode 40 - 5 # DCC_ECM_SINGLE - analog electret condenser mic with single mode 41 42 mediatek,mic-type-1: 43 $ref: /schemas/types.yaml#/definitions/uint32 44 description: | 45 Specifies the type of mic type connected to adc1 46 47 mediatek,mic-type-2: 48 $ref: /schemas/types.yaml#/definitions/uint32 49 description: | 50 Specifies the type of mic type connected to adc2 51 52additionalProperties: false 53 54examples: 55 - | 56 mt6359codec: mt6359codec { 57 mediatek,dmic-mode = <0>; 58 mediatek,mic-type-0 = <2>; 59 }; 60 61... 62