1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sound/mt635 4 $id: http://devicetree.org/schemas/sound/mt6359.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Mediatek MT6359 Codec 7 title: Mediatek MT6359 Codec
8 8
9 maintainers: 9 maintainers:
10 - Eason Yen <eason.yen@mediatek.com> 10 - Eason Yen <eason.yen@mediatek.com>
11 - Jiaxin Yu <jiaxin.yu@mediatek.com> 11 - Jiaxin Yu <jiaxin.yu@mediatek.com>
12 - Shane Chien <shane.chien@mediatek.com> 12 - Shane Chien <shane.chien@mediatek.com>
13 13
14 description: | 14 description: |
15 The communication between MT6359 and SoC is 15 The communication between MT6359 and SoC is through Mediatek PMIC wrapper.
16 For more detail, please visit Mediatek PMIC 16 For more detail, please visit Mediatek PMIC wrapper documentation.
17 Must be a child node of PMIC wrapper. 17 Must be a child node of PMIC wrapper.
18 18
19 properties: 19 properties:
20 mediatek,dmic-mode: 20 mediatek,dmic-mode:
21 $ref: /schemas/types.yaml#/definitions/uin 21 $ref: /schemas/types.yaml#/definitions/uint32
22 description: | 22 description: |
23 Indicates how many data pins are used to 23 Indicates how many data pins are used to transmit two channels of PDM
24 signal. 0 means two wires, 1 means one w 24 signal. 0 means two wires, 1 means one wire. Default value is 0.
25 enum: 25 enum:
26 - 0 # one wire 26 - 0 # one wire
27 - 1 # two wires 27 - 1 # two wires
28 28
29 mediatek,mic-type-0: 29 mediatek,mic-type-0:
30 $ref: /schemas/types.yaml#/definitions/uin 30 $ref: /schemas/types.yaml#/definitions/uint32
31 description: | 31 description: |
32 Specifies the type of mic type connected 32 Specifies the type of mic type connected to adc0
33 33
34 enum: 34 enum:
35 - 0 # IDLE - mic in turn-off status 35 - 0 # IDLE - mic in turn-off status
36 - 1 # ACC - analog mic with alternating 36 - 1 # ACC - analog mic with alternating coupling
37 - 2 # DMIC - digital mic 37 - 2 # DMIC - digital mic
38 - 3 # DCC - analog mic with direct coupi 38 - 3 # DCC - analog mic with direct couping
39 - 4 # DCC_ECM_DIFF - analog electret con 39 - 4 # DCC_ECM_DIFF - analog electret condenser mic with differential mode
40 - 5 # DCC_ECM_SINGLE - analog electret c 40 - 5 # DCC_ECM_SINGLE - analog electret condenser mic with single mode
41 41
42 mediatek,mic-type-1: 42 mediatek,mic-type-1:
43 $ref: /schemas/types.yaml#/definitions/uin 43 $ref: /schemas/types.yaml#/definitions/uint32
44 description: | 44 description: |
45 Specifies the type of mic type connected 45 Specifies the type of mic type connected to adc1
46 46
47 mediatek,mic-type-2: 47 mediatek,mic-type-2:
48 $ref: /schemas/types.yaml#/definitions/uin 48 $ref: /schemas/types.yaml#/definitions/uint32
49 description: | 49 description: |
50 Specifies the type of mic type connected 50 Specifies the type of mic type connected to adc2
51 51
52 additionalProperties: false 52 additionalProperties: false
53 53
54 examples: 54 examples:
55 - | 55 - |
56 mt6359codec: mt6359codec { 56 mt6359codec: mt6359codec {
57 mediatek,dmic-mode = <0>; 57 mediatek,dmic-mode = <0>;
58 mediatek,mic-type-0 = <2>; 58 mediatek,mic-type-0 = <2>;
59 }; 59 };
60 60
61 ... 61 ...
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