xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunNVIDIA Tegra audio complex
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun- compatible : "nvidia,tegra-audio-wm9712"
5*4882a593Smuzhiyun- clocks : Must contain an entry for each entry in clock-names.
6*4882a593Smuzhiyun  See ../clocks/clock-bindings.txt for details.
7*4882a593Smuzhiyun- clock-names : Must include the following entries:
8*4882a593Smuzhiyun  - pll_a
9*4882a593Smuzhiyun  - pll_a_out0
10*4882a593Smuzhiyun  - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
11*4882a593Smuzhiyun- nvidia,model : The user-visible name of this sound complex.
12*4882a593Smuzhiyun- nvidia,audio-routing : A list of the connections between audio components.
13*4882a593Smuzhiyun  Each entry is a pair of strings, the first being the connection's sink,
14*4882a593Smuzhiyun  the second being the connection's source. Valid names for sources and
15*4882a593Smuzhiyun  sinks are the WM9712's pins, and the jacks on the board:
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun  WM9712 pins:
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun  * MONOOUT
20*4882a593Smuzhiyun  * HPOUTL
21*4882a593Smuzhiyun  * HPOUTR
22*4882a593Smuzhiyun  * LOUT2
23*4882a593Smuzhiyun  * ROUT2
24*4882a593Smuzhiyun  * OUT3
25*4882a593Smuzhiyun  * LINEINL
26*4882a593Smuzhiyun  * LINEINR
27*4882a593Smuzhiyun  * PHONE
28*4882a593Smuzhiyun  * PCBEEP
29*4882a593Smuzhiyun  * MIC1
30*4882a593Smuzhiyun  * MIC2
31*4882a593Smuzhiyun  * Mic Bias
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun  Board connectors:
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun  * Headphone
36*4882a593Smuzhiyun  * LineIn
37*4882a593Smuzhiyun  * Mic
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun- nvidia,ac97-controller : The phandle of the Tegra AC97 controller
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun
42*4882a593SmuzhiyunExample:
43*4882a593Smuzhiyun
44*4882a593Smuzhiyunsound {
45*4882a593Smuzhiyun	compatible = "nvidia,tegra-audio-wm9712-colibri_t20",
46*4882a593Smuzhiyun		         "nvidia,tegra-audio-wm9712";
47*4882a593Smuzhiyun	nvidia,model = "Toradex Colibri T20";
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun	nvidia,audio-routing =
50*4882a593Smuzhiyun		"Headphone", "HPOUTL",
51*4882a593Smuzhiyun		"Headphone", "HPOUTR",
52*4882a593Smuzhiyun		"LineIn", "LINEINL",
53*4882a593Smuzhiyun		"LineIn", "LINEINR",
54*4882a593Smuzhiyun		"Mic", "MIC1";
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun	nvidia,ac97-controller = <&ac97>;
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun	clocks = <&tegra_car 112>, <&tegra_car 113>, <&tegra_car 93>;
59*4882a593Smuzhiyun	clock-names = "pll_a", "pll_a_out0", "mclk";
60*4882a593Smuzhiyun};
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