xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/renesas,fsi.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/sound/renesas,fsi.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Renesas FIFO-buffered Serial Interface (FSI)
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyunproperties:
13*4882a593Smuzhiyun  $nodename:
14*4882a593Smuzhiyun    pattern: "^sound@.*"
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun  compatible:
17*4882a593Smuzhiyun    oneOf:
18*4882a593Smuzhiyun      # for FSI2 SoC
19*4882a593Smuzhiyun      - items:
20*4882a593Smuzhiyun          - enum:
21*4882a593Smuzhiyun              - renesas,fsi2-sh73a0  # SH-Mobile AG5
22*4882a593Smuzhiyun              - renesas,fsi2-r8a7740 # R-Mobile A1
23*4882a593Smuzhiyun          - enum:
24*4882a593Smuzhiyun              - renesas,sh_fsi2
25*4882a593Smuzhiyun      # for Generic
26*4882a593Smuzhiyun      - items:
27*4882a593Smuzhiyun          - enum:
28*4882a593Smuzhiyun              - renesas,sh_fsi
29*4882a593Smuzhiyun              - renesas,sh_fsi2
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun  reg:
32*4882a593Smuzhiyun    maxItems: 1
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun  interrupts:
35*4882a593Smuzhiyun    maxItems: 1
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun  clocks:
38*4882a593Smuzhiyun    maxItems: 1
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun  power-domains:
41*4882a593Smuzhiyun    maxItems: 1
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun  '#sound-dai-cells':
44*4882a593Smuzhiyun    const: 1
45*4882a593Smuzhiyun
46*4882a593SmuzhiyunpatternProperties:
47*4882a593Smuzhiyun  "^fsi(a|b),spdif-connection$":
48*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/flag
49*4882a593Smuzhiyun    description: FSI is connected by S/PDIF
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun  "^fsi(a|b),stream-mode-support$":
52*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/flag
53*4882a593Smuzhiyun    description: FSI supports 16bit stream mode
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun  "^fsi(a|b),use-internal-clock$":
56*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/flag
57*4882a593Smuzhiyun    description: FSI uses internal clock when master mode
58*4882a593Smuzhiyun
59*4882a593Smuzhiyunrequired:
60*4882a593Smuzhiyun  - compatible
61*4882a593Smuzhiyun  - reg
62*4882a593Smuzhiyun  - interrupts
63*4882a593Smuzhiyun  - clocks
64*4882a593Smuzhiyun  - power-domains
65*4882a593Smuzhiyun  - '#sound-dai-cells'
66*4882a593Smuzhiyun
67*4882a593SmuzhiyunadditionalProperties: false
68*4882a593Smuzhiyun
69*4882a593Smuzhiyunexamples:
70*4882a593Smuzhiyun  - |
71*4882a593Smuzhiyun    #include <dt-bindings/clock/r8a7740-clock.h>
72*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
73*4882a593Smuzhiyun    sh_fsi2: sound@fe1f0000 {
74*4882a593Smuzhiyun            compatible = "renesas,fsi2-r8a7740", "renesas,sh_fsi2";
75*4882a593Smuzhiyun            reg = <0xfe1f0000 0x400>;
76*4882a593Smuzhiyun            interrupts = <GIC_SPI 9 0x4>;
77*4882a593Smuzhiyun            clocks = <&mstp3_clks R8A7740_CLK_FSI>;
78*4882a593Smuzhiyun            power-domains = <&pd_a4mp>;
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun            #sound-dai-cells = <1>;
81*4882a593Smuzhiyun            fsia,spdif-connection;
82*4882a593Smuzhiyun            fsia,stream-mode-support;
83*4882a593Smuzhiyun            fsia,use-internal-clock;
84*4882a593Smuzhiyun    };
85