Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvjpg.yaml
26308 views
1
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

2
%YAML 1.2

3
---

4
$id: http://devicetree.org/schemas/gpu/host1x/nvidia,tegra210-nvjpg.yaml#

5
$schema: http://devicetree.org/meta-schemas/core.yaml#

6


7
title: NVIDIA Tegra NVJPG

8


9
description: |

10
  NVJPG is the hardware JPEG decoder and encoder present on NVIDIA Tegra210

11
  and newer chips. It is located on the Host1x bus and typically programmed

12
  through Host1x channels.

13


14
maintainers:

15
  - Thierry Reding <treding@gmail.com>

16
  - Mikko Perttunen <mperttunen@nvidia.com>

17


18
properties:

19
  $nodename:

20
    pattern: "^nvjpg@[0-9a-f]*$"

21


22
  compatible:

23
    enum:

24
      - nvidia,tegra210-nvjpg

25
      - nvidia,tegra186-nvjpg

26
      - nvidia,tegra194-nvjpg

27


28
  reg:

29
    maxItems: 1

30


31
  clocks:

32
    maxItems: 1

33


34
  clock-names:

35
    items:

36
      - const: nvjpg

37


38
  resets:

39
    maxItems: 1

40


41
  reset-names:

42
    items:

43
      - const: nvjpg

44


45
  power-domains:

46
    maxItems: 1

47


48
  iommus:

49
    maxItems: 1

50


51
  dma-coherent: true

52


53
  interconnects:

54
    items:

55
      - description: DMA read memory client

56
      - description: DMA write memory client

57


58
  interconnect-names:

59
    items:

60
      - const: dma-mem

61
      - const: write

62


63
required:

64
  - compatible

65
  - reg

66
  - clocks

67
  - clock-names

68
  - resets

69
  - reset-names

70
  - power-domains

71


72
additionalProperties: false

73


74
examples:

75
  - |

76
    #include <dt-bindings/clock/tegra186-clock.h>

77
    #include <dt-bindings/memory/tegra186-mc.h>

78
    #include <dt-bindings/power/tegra186-powergate.h>

79
    #include <dt-bindings/reset/tegra186-reset.h>

80


81
    nvjpg@15380000 {

82
            compatible = "nvidia,tegra186-nvjpg";

83
            reg = <0x15380000 0x40000>;

84
            clocks = <&bpmp TEGRA186_CLK_NVJPG>;

85
            clock-names = "nvjpg";

86
            resets = <&bpmp TEGRA186_RESET_NVJPG>;

87
            reset-names = "nvjpg";

88


89
            power-domains = <&bpmp TEGRA186_POWER_DOMAIN_NVJPG>;

90
            interconnects = <&mc TEGRA186_MEMORY_CLIENT_NVJPGSRD &emc>,

91
                            <&mc TEGRA186_MEMORY_CLIENT_NVJPGSWR &emc>;

92
            interconnect-names = "dma-mem", "write";

93
            iommus = <&smmu TEGRA186_SID_NVJPG>;

94
    };

95


96