mirror of
git://nv-tegra.nvidia.com/linux-nv-oot.git
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14c6de030c
Jira ESDP-28694 Change-Id: Ic6fa743f34b6331d85334465961ae64a91aee588 Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3307869 GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com> Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com> Tested-by: Mark Mendez <mmendez@nvidia.com>
136 lines
4.1 KiB
YAML
136 lines
4.1 KiB
YAML
# Copyright (c) 2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms and conditions of the GNU General Public License,
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# version 2, as published by the Free Software Foundation.
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#
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# This program is distributed in the hope it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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# more details.
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/vic@8188050000/nvidia,tegra264-host1x-virtual-engine.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Host1x Virtualization Driver for Tegra Hypervisor
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maintainers:
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- Santosh B S
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description: |
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the compatability = nvidia,tegra264-host1x-virtual-engine is mentioned in the following drivers
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- <TOP>/kernel/nvidia-oot/drivers/gpu/drm/tegra/virt.c
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- <TOP>/kernel/nvidia-oot/drivers/gpu/drm/tegra/drm.c
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The following nodes use this compatibility
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- /bus@0/host1x@8181200000/vic@8188050000
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select:
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properties:
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compatible:
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minItems: 1
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maxItems: 1
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items:
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enum:
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- nvidia,tegra264-host1x-virtual-engine
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required:
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- compatible
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properties:
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clocks:
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$ref: "/schemas/types.yaml#/definitions/uint32-matrix"
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description: |
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Clocks are given by a tuple of 2 values:
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- Phandle to the device
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- Clock ID
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items:
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minItems: 2
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maxItems: 2
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items:
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- $ref: "/schemas/types.yaml#/definitions/uint32"
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- $ref: "/schemas/types.yaml#/definitions/uint32"
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minimum: 0x3b
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maximum: 0x3b
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interconnects:
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$ref: "/schemas/types.yaml#/definitions/uint32-matrix"
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items:
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minItems: 3
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maxItems: 3
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items:
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- $ref: "/schemas/types.yaml#/definitions/uint32"
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- $ref: "/schemas/types.yaml#/definitions/uint32"
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minimum: 0x6c
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maximum: 0x6d
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- $ref: "/schemas/types.yaml#/definitions/uint32"
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interconnect-names:
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$ref: "/schemas/types.yaml#/definitions/string-array"
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items:
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enum:
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- dma-mem
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- write
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iommus:
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$ref: "/schemas/types.yaml#/definitions/uint32-matrix"
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description: |
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iommus are given by a tuple of 2 values:
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- Phandle to the device
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- Device ID
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items:
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minItems: 2
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maxItems: 2
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items:
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- $ref: "/schemas/types.yaml#/definitions/uint32"
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- $ref: "/schemas/types.yaml#/definitions/uint32"
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minimum: 0x3000
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maximum: 0x3000
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dma-coherent:
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$ref: "/schemas/types.yaml#/definitions/flag"
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numa-node-id:
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$ref: "/schemas/types.yaml#/definitions/uint32"
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minimum: 0x0
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maximum: 0x0
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nvidia,class:
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$ref: "/schemas/types.yaml#/definitions/uint32"
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minimum: 0x5d
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maximum: 0x5d
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nvidia,module-id:
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$ref: "/schemas/types.yaml#/definitions/uint32"
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minimum: 0x2
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maximum: 0x2
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required:
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- compatible
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- clocks
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- iommus
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examples:
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- |
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vic@8188050000 {
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compatible = "nvidia,tegra264-vic";
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reg = <0x81 0x88050000 0x00 0x40000>;
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interrupts = <GIC_SPI 0x1d4 IRQ_TYPE_LEVEL_HIGH>;
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power-domains = <&bpmp TEGRA264_POWER_DOMAIN_VIC>;
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resets = <&bpmp TEGRA264_RESET_VIC>;
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reset-names = "vic";
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clocks = <&bpmp TEGRA264_CLK_VIC>;
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clock-names = "vic";
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interconnects = <&mc TEGRA264_MEMORY_CLIENT_VICR &emc>,
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<&mc TEGRA264_MEMORY_CLIENT_VICW &emc>;
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interconnect-names = "dma-mem, write";
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iommus = <&smmu1_mmu TEGRA_SID_VIC>;
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dma-coherent;
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numa-node-id = <0x0>;
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status = "disabled";
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};
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