1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sound/fsl,s 4 $id: http://devicetree.org/schemas/sound/fsl,sgtl5000.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Freescale SGTL5000 Stereo Codec 7 title: Freescale SGTL5000 Stereo Codec
8 8
9 maintainers: 9 maintainers:
10 - Fabio Estevam <festevam@gmail.com> 10 - Fabio Estevam <festevam@gmail.com>
11 11
12 allOf: 12 allOf:
13 - $ref: dai-common.yaml# 13 - $ref: dai-common.yaml#
14 14
15 properties: 15 properties:
16 compatible: 16 compatible:
17 const: fsl,sgtl5000 17 const: fsl,sgtl5000
18 18
19 reg: 19 reg:
20 maxItems: 1 20 maxItems: 1
21 21
22 "#sound-dai-cells": 22 "#sound-dai-cells":
23 const: 0 23 const: 0
24 24
25 assigned-clock-parents: true 25 assigned-clock-parents: true
26 assigned-clock-rates: true 26 assigned-clock-rates: true
27 assigned-clocks: true 27 assigned-clocks: true
28 28
29 clocks: 29 clocks:
30 items: 30 items:
31 - description: the clock provider of SYS 31 - description: the clock provider of SYS_MCLK
32 32
33 VDDA-supply: 33 VDDA-supply:
34 description: the regulator provider of VDD 34 description: the regulator provider of VDDA
35 35
36 VDDIO-supply: 36 VDDIO-supply:
37 description: the regulator provider of VDD 37 description: the regulator provider of VDDIO
38 38
39 VDDD-supply: 39 VDDD-supply:
40 description: the regulator provider of VDD 40 description: the regulator provider of VDDD
41 41
42 micbias-resistor-k-ohms: 42 micbias-resistor-k-ohms:
43 description: The bias resistor to be used 43 description: The bias resistor to be used in kOhms. The resistor can take
44 values of 2k, 4k or 8k. If set to 0 it w 44 values of 2k, 4k or 8k. If set to 0 it will be off. If this node is not
45 mentioned or if the value is unknown, th 45 mentioned or if the value is unknown, then micbias resistor is set to
46 4k. 46 4k.
47 enum: [ 0, 2, 4, 8 ] 47 enum: [ 0, 2, 4, 8 ]
48 48
49 micbias-voltage-m-volts: 49 micbias-voltage-m-volts:
50 description: The bias voltage to be used i 50 description: The bias voltage to be used in mVolts. The voltage can take
51 values from 1.25V to 3V by 250mV steps. 51 values from 1.25V to 3V by 250mV steps. If this node is not mentioned
52 or the value is unknown, then the value 52 or the value is unknown, then the value is set to 1.25V.
53 $ref: /schemas/types.yaml#/definitions/uin 53 $ref: /schemas/types.yaml#/definitions/uint32
54 enum: [ 1250, 1500, 1750, 2000, 2250, 2500 54 enum: [ 1250, 1500, 1750, 2000, 2250, 2500, 2750, 3000 ]
55 55
56 lrclk-strength: 56 lrclk-strength:
57 description: | 57 description: |
58 The LRCLK pad strength. Possible values 58 The LRCLK pad strength. Possible values are: 0, 1, 2 and 3 as per the
59 table below: 59 table below:
60 60
61 VDDIO 1.8V 2.5V 61 VDDIO 1.8V 2.5V 3.3V
62 0 = Disable 62 0 = Disable
63 1 = 1.66 mA 2.87 m 63 1 = 1.66 mA 2.87 mA 4.02 mA
64 2 = 3.33 mA 5.74 m 64 2 = 3.33 mA 5.74 mA 8.03 mA
65 3 = 4.99 mA 8.61 m 65 3 = 4.99 mA 8.61 mA 12.05 mA
66 $ref: /schemas/types.yaml#/definitions/uin 66 $ref: /schemas/types.yaml#/definitions/uint32
67 enum: [ 0, 1, 2, 3 ] 67 enum: [ 0, 1, 2, 3 ]
68 68
69 sclk-strength: 69 sclk-strength:
70 description: | 70 description: |
71 The SCLK pad strength. Possible values a 71 The SCLK pad strength. Possible values are: 0, 1, 2 and 3 as per the
72 table below: 72 table below:
73 73
74 VDDIO 1.8V 2.5V 74 VDDIO 1.8V 2.5V 3.3V
75 0 = Disable 75 0 = Disable
76 1 = 1.66 mA 2.87 m 76 1 = 1.66 mA 2.87 mA 4.02 mA
77 2 = 3.33 mA 5.74 m 77 2 = 3.33 mA 5.74 mA 8.03 mA
78 3 = 4.99 mA 8.61 m 78 3 = 4.99 mA 8.61 mA 12.05 mA
79 $ref: /schemas/types.yaml#/definitions/uin 79 $ref: /schemas/types.yaml#/definitions/uint32
80 enum: [ 0, 1, 2, 3 ] 80 enum: [ 0, 1, 2, 3 ]
81 81
82 port: 82 port:
83 $ref: audio-graph-port.yaml# 83 $ref: audio-graph-port.yaml#
84 unevaluatedProperties: false 84 unevaluatedProperties: false
85 85
86 required: 86 required:
87 - compatible 87 - compatible
88 - reg 88 - reg
89 - "#sound-dai-cells" 89 - "#sound-dai-cells"
90 - clocks 90 - clocks
91 - VDDA-supply 91 - VDDA-supply
92 - VDDIO-supply 92 - VDDIO-supply
93 93
94 unevaluatedProperties: false 94 unevaluatedProperties: false
95 95
96 examples: 96 examples:
97 - | 97 - |
98 i2c { 98 i2c {
99 #address-cells = <1>; 99 #address-cells = <1>;
100 #size-cells = <0>; 100 #size-cells = <0>;
101 101
102 codec@a { 102 codec@a {
103 compatible = "fsl,sgtl5000"; 103 compatible = "fsl,sgtl5000";
104 reg = <0x0a>; 104 reg = <0x0a>;
105 #sound-dai-cells = <0>; 105 #sound-dai-cells = <0>;
106 clocks = <&clks 150>; 106 clocks = <&clks 150>;
107 micbias-resistor-k-ohms = <2>; 107 micbias-resistor-k-ohms = <2>;
108 micbias-voltage-m-volts = <2250>; 108 micbias-voltage-m-volts = <2250>;
109 VDDA-supply = <®_3p3v>; 109 VDDA-supply = <®_3p3v>;
110 VDDIO-supply = <®_3p3v>; 110 VDDIO-supply = <®_3p3v>;
111 }; 111 };
112 }; 112 };
113 ... 113 ...
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