1 # SPDX-License-Identifier: GPL-2.0-only
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/sound/fsl,s
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Freescale SGTL5000 Stereo Codec
8
9 maintainers:
10 - Fabio Estevam <festevam@gmail.com>
11
12 allOf:
13 - $ref: dai-common.yaml#
14
15 properties:
16 compatible:
17 const: fsl,sgtl5000
18
19 reg:
20 maxItems: 1
21
22 "#sound-dai-cells":
23 const: 0
24
25 assigned-clock-parents: true
26 assigned-clock-rates: true
27 assigned-clocks: true
28
29 clocks:
30 items:
31 - description: the clock provider of SYS
32
33 VDDA-supply:
34 description: the regulator provider of VDD
35
36 VDDIO-supply:
37 description: the regulator provider of VDD
38
39 VDDD-supply:
40 description: the regulator provider of VDD
41
42 micbias-resistor-k-ohms:
43 description: The bias resistor to be used
44 values of 2k, 4k or 8k. If set to 0 it w
45 mentioned or if the value is unknown, th
46 4k.
47 enum: [ 0, 2, 4, 8 ]
48
49 micbias-voltage-m-volts:
50 description: The bias voltage to be used i
51 values from 1.25V to 3V by 250mV steps.
52 or the value is unknown, then the value
53 $ref: /schemas/types.yaml#/definitions/uin
54 enum: [ 1250, 1500, 1750, 2000, 2250, 2500
55
56 lrclk-strength:
57 description: |
58 The LRCLK pad strength. Possible values
59 table below:
60
61 VDDIO 1.8V 2.5V
62 0 = Disable
63 1 = 1.66 mA 2.87 m
64 2 = 3.33 mA 5.74 m
65 3 = 4.99 mA 8.61 m
66 $ref: /schemas/types.yaml#/definitions/uin
67 enum: [ 0, 1, 2, 3 ]
68
69 sclk-strength:
70 description: |
71 The SCLK pad strength. Possible values a
72 table below:
73
74 VDDIO 1.8V 2.5V
75 0 = Disable
76 1 = 1.66 mA 2.87 m
77 2 = 3.33 mA 5.74 m
78 3 = 4.99 mA 8.61 m
79 $ref: /schemas/types.yaml#/definitions/uin
80 enum: [ 0, 1, 2, 3 ]
81
82 port:
83 $ref: audio-graph-port.yaml#
84 unevaluatedProperties: false
85
86 required:
87 - compatible
88 - reg
89 - "#sound-dai-cells"
90 - clocks
91 - VDDA-supply
92 - VDDIO-supply
93
94 unevaluatedProperties: false
95
96 examples:
97 - |
98 i2c {
99 #address-cells = <1>;
100 #size-cells = <0>;
101
102 codec@a {
103 compatible = "fsl,sgtl5000";
104 reg = <0x0a>;
105 #sound-dai-cells = <0>;
106 clocks = <&clks 150>;
107 micbias-resistor-k-ohms = <2>;
108 micbias-voltage-m-volts = <2250>;
109 VDDA-supply = <®_3p3v>;
110 VDDIO-supply = <®_3p3v>;
111 };
112 };
113 ...
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.