xref: /linux/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.yaml (revision 3ceff4ea07410763d5d4cccd60349bf7691e7e61) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/nvidia,tegra30-hda.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NVIDIA Tegra HDA controller
8
9description: |
10  The High Definition Audio (HDA) block provides a serial interface to
11  audio codec. It supports multiple input and output streams.
12
13maintainers:
14  - Thierry Reding <treding@nvidia.com>
15  - Jon Hunter <jonathanh@nvidia.com>
16
17properties:
18  $nodename:
19    pattern: "^hda@[0-9a-f]*$"
20
21  compatible:
22    oneOf:
23      - const: nvidia,tegra30-hda
24      - items:
25          - enum:
26              - nvidia,tegra194-hda
27              - nvidia,tegra186-hda
28              - nvidia,tegra210-hda
29              - nvidia,tegra124-hda
30          - const: nvidia,tegra30-hda
31      - items:
32          - const: nvidia,tegra132-hda
33          - const: nvidia,tegra124-hda
34          - const: nvidia,tegra30-hda
35
36  reg:
37    maxItems: 1
38
39  interrupts:
40    description: The interrupt from the HDA controller
41    maxItems: 1
42
43  clocks:
44    maxItems: 3
45
46  clock-names:
47    items:
48      - const: hda
49      - const: hda2hdmi
50      - const: hda2codec_2x
51
52  resets:
53    minItems: 2
54    maxItems: 3
55
56  reset-names:
57    minItems: 2
58    items:
59      - const: hda
60      - const: hda2hdmi
61      - const: hda2codec_2x
62
63  power-domains:
64    maxItems: 1
65
66  interconnects:
67    maxItems: 2
68
69  interconnect-names:
70    items:
71      - const: dma-mem
72      - const: write
73
74  iommus:
75    maxItems: 1
76
77  nvidia,model:
78    $ref: /schemas/types.yaml#/definitions/string
79    description: |
80      The user-visible name of this sound complex. If this property is
81      not specified then boards can use default name provided in hda driver.
82
83required:
84  - compatible
85  - reg
86  - interrupts
87  - clocks
88  - clock-names
89
90additionalProperties: false
91
92examples:
93  - |
94    #include<dt-bindings/clock/tegra124-car-common.h>
95    #include<dt-bindings/interrupt-controller/arm-gic.h>
96
97    hda@70030000 {
98        compatible = "nvidia,tegra124-hda", "nvidia,tegra30-hda";
99        reg = <0x70030000 0x10000>;
100        interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>;
101        clocks = <&tegra_car TEGRA124_CLK_HDA>,
102                 <&tegra_car TEGRA124_CLK_HDA2HDMI>,
103                 <&tegra_car TEGRA124_CLK_HDA2CODEC_2X>;
104        clock-names = "hda", "hda2hdmi", "hda2codec_2x";
105        resets = <&tegra_car 125>, /* hda */
106                 <&tegra_car 128>, /* hda2hdmi */
107                 <&tegra_car 111>; /* hda2codec_2x */
108        reset-names = "hda", "hda2hdmi", "hda2codec_2x";
109        nvidia,model = "jetson-tk1-hda";
110    };
111
112...
113