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