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
113
114
115
116
117
118
119
120
121
122
123
124
125
|
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/qcom,sc7180-venus.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SC7180 Venus video encode and decode accelerators
maintainers:
- Stanimir Varbanov <stanimir.varbanov@linaro.org>
description: |
The Venus IP is a video encode and decode accelerator present
on Qualcomm platforms
allOf:
- $ref: qcom,venus-common.yaml#
properties:
compatible:
const: qcom,sc7180-venus
power-domains:
minItems: 2
maxItems: 3
power-domain-names:
minItems: 2
items:
- const: venus
- const: vcodec0
- const: cx
clocks:
maxItems: 5
clock-names:
items:
- const: core
- const: iface
- const: bus
- const: vcodec0_core
- const: vcodec0_bus
iommus:
maxItems: 1
memory-region:
maxItems: 1
interconnects:
maxItems: 2
interconnect-names:
items:
- const: video-mem
- const: cpu-cfg
operating-points-v2: true
opp-table:
type: object
video-decoder:
type: object
properties:
compatible:
const: venus-decoder
required:
- compatible
additionalProperties: false
video-encoder:
type: object
properties:
compatible:
const: venus-encoder
required:
- compatible
additionalProperties: false
required:
- compatible
- power-domain-names
- iommus
- video-decoder
- video-encoder
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,videocc-sc7180.h>
venus: video-codec@aa00000 {
compatible = "qcom,sc7180-venus";
reg = <0x0aa00000 0xff000>;
interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&videocc VENUS_GDSC>,
<&videocc VCODEC0_GDSC>;
power-domain-names = "venus", "vcodec0";
clocks = <&videocc VIDEO_CC_VENUS_CTL_CORE_CLK>,
<&videocc VIDEO_CC_VENUS_AHB_CLK>,
<&videocc VIDEO_CC_VENUS_CTL_AXI_CLK>,
<&videocc VIDEO_CC_VCODEC0_CORE_CLK>,
<&videocc VIDEO_CC_VCODEC0_AXI_CLK>;
clock-names = "core", "iface", "bus",
"vcodec0_core", "vcodec0_bus";
iommus = <&apps_smmu 0x0c00 0x60>;
memory-region = <&venus_mem>;
video-decoder {
compatible = "venus-decoder";
};
video-encoder {
compatible = "venus-encoder";
};
};
|
