xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/ingenic,aic.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/sound/ingenic,aic.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Ingenic SoCs AC97 / I2S Controller (AIC) DT bindings
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Paul Cercueil <paul@crapouillou.net>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyunproperties:
13*4882a593Smuzhiyun  $nodename:
14*4882a593Smuzhiyun    pattern: '^audio-controller@'
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun  compatible:
17*4882a593Smuzhiyun    oneOf:
18*4882a593Smuzhiyun      - enum:
19*4882a593Smuzhiyun          - ingenic,jz4740-i2s
20*4882a593Smuzhiyun          - ingenic,jz4760-i2s
21*4882a593Smuzhiyun          - ingenic,jz4770-i2s
22*4882a593Smuzhiyun          - ingenic,jz4780-i2s
23*4882a593Smuzhiyun      - items:
24*4882a593Smuzhiyun          - const: ingenic,jz4725b-i2s
25*4882a593Smuzhiyun          - const: ingenic,jz4740-i2s
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun  '#sound-dai-cells':
28*4882a593Smuzhiyun    const: 0
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun  reg:
31*4882a593Smuzhiyun    maxItems: 1
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun  interrupts:
34*4882a593Smuzhiyun    maxItems: 1
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun  clocks:
37*4882a593Smuzhiyun    items:
38*4882a593Smuzhiyun      - description: AIC clock
39*4882a593Smuzhiyun      - description: I2S clock
40*4882a593Smuzhiyun      - description: EXT clock
41*4882a593Smuzhiyun      - description: PLL/2 clock
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun  clock-names:
44*4882a593Smuzhiyun    items:
45*4882a593Smuzhiyun      - const: aic
46*4882a593Smuzhiyun      - const: i2s
47*4882a593Smuzhiyun      - const: ext
48*4882a593Smuzhiyun      - const: pll half
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun  dmas:
51*4882a593Smuzhiyun    items:
52*4882a593Smuzhiyun      - description: DMA controller phandle and request line for I2S RX
53*4882a593Smuzhiyun      - description: DMA controller phandle and request line for I2S TX
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun  dma-names:
56*4882a593Smuzhiyun    items:
57*4882a593Smuzhiyun      - const: rx
58*4882a593Smuzhiyun      - const: tx
59*4882a593Smuzhiyun
60*4882a593SmuzhiyunadditionalProperties: false
61*4882a593Smuzhiyun
62*4882a593Smuzhiyunrequired:
63*4882a593Smuzhiyun  - compatible
64*4882a593Smuzhiyun  - reg
65*4882a593Smuzhiyun  - interrupts
66*4882a593Smuzhiyun  - clocks
67*4882a593Smuzhiyun  - clock-names
68*4882a593Smuzhiyun  - dmas
69*4882a593Smuzhiyun  - dma-names
70*4882a593Smuzhiyun  - '#sound-dai-cells'
71*4882a593Smuzhiyun
72*4882a593Smuzhiyunexamples:
73*4882a593Smuzhiyun  - |
74*4882a593Smuzhiyun    #include <dt-bindings/clock/jz4740-cgu.h>
75*4882a593Smuzhiyun    aic: audio-controller@10020000 {
76*4882a593Smuzhiyun      compatible = "ingenic,jz4740-i2s";
77*4882a593Smuzhiyun      reg = <0x10020000 0x38>;
78*4882a593Smuzhiyun
79*4882a593Smuzhiyun      #sound-dai-cells = <0>;
80*4882a593Smuzhiyun
81*4882a593Smuzhiyun      interrupt-parent = <&intc>;
82*4882a593Smuzhiyun      interrupts = <18>;
83*4882a593Smuzhiyun
84*4882a593Smuzhiyun      clocks = <&cgu JZ4740_CLK_AIC>,
85*4882a593Smuzhiyun               <&cgu JZ4740_CLK_I2S>,
86*4882a593Smuzhiyun               <&cgu JZ4740_CLK_EXT>,
87*4882a593Smuzhiyun               <&cgu JZ4740_CLK_PLL_HALF>;
88*4882a593Smuzhiyun      clock-names = "aic", "i2s", "ext", "pll half";
89*4882a593Smuzhiyun
90*4882a593Smuzhiyun      dmas = <&dmac 25 0xffffffff>, <&dmac 24 0xffffffff>;
91*4882a593Smuzhiyun      dma-names = "rx", "tx";
92*4882a593Smuzhiyun    };
93