mirror of https://gitee.com/openkylin/linux.git
157 lines
3.3 KiB
YAML
157 lines
3.3 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: "http://devicetree.org/schemas/media/qcom,sdm845-venus.yaml#"
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$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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title: Qualcomm Venus video encode and decode accelerators
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maintainers:
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- Stanimir Varbanov <stanimir.varbanov@linaro.org>
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description: |
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The Venus IP is a video encode and decode accelerator present
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on Qualcomm platforms
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properties:
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compatible:
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const: qcom,sdm845-venus
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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power-domains:
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maxItems: 1
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clocks:
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maxItems: 3
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clock-names:
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items:
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- const: core
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- const: iface
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- const: bus
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iommus:
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maxItems: 2
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memory-region:
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maxItems: 1
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video-core0:
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type: object
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properties:
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compatible:
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const: venus-decoder
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clocks:
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maxItems: 2
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clock-names:
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items:
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- const: core
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- const: bus
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power-domains:
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maxItems: 1
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required:
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- compatible
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- clocks
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- clock-names
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- power-domains
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additionalProperties: false
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video-core1:
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type: object
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properties:
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compatible:
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const: venus-encoder
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clocks:
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maxItems: 2
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clock-names:
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items:
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- const: core
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- const: bus
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power-domains:
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maxItems: 1
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required:
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- compatible
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- clocks
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- clock-names
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- power-domains
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additionalProperties: false
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video-firmware:
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type: object
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description: |
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Firmware subnode is needed when the platform does not
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have TrustZone.
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properties:
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iommus:
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maxItems: 1
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required:
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- iommus
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required:
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- compatible
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- reg
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- interrupts
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- power-domains
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- clocks
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- clock-names
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- iommus
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- memory-region
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- video-core0
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- video-core1
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/clock/qcom,videocc-sdm845.h>
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video-codec@aa00000 {
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compatible = "qcom,sdm845-venus";
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reg = <0x0aa00000 0xff000>;
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interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&videocc VIDEO_CC_VENUS_CTL_CORE_CLK>,
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<&videocc VIDEO_CC_VENUS_AHB_CLK>,
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<&videocc VIDEO_CC_VENUS_CTL_AXI_CLK>;
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clock-names = "core", "iface", "bus";
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power-domains = <&videocc VENUS_GDSC>;
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iommus = <&apps_smmu 0x10a0 0x8>,
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<&apps_smmu 0x10b0 0x0>;
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memory-region = <&venus_mem>;
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video-core0 {
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compatible = "venus-decoder";
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clocks = <&videocc VIDEO_CC_VCODEC0_CORE_CLK>,
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<&videocc VIDEO_CC_VCODEC0_AXI_CLK>;
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clock-names = "core", "bus";
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power-domains = <&videocc VCODEC0_GDSC>;
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};
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video-core1 {
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compatible = "venus-encoder";
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clocks = <&videocc VIDEO_CC_VCODEC1_CORE_CLK>,
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<&videocc VIDEO_CC_VCODEC1_AXI_CLK>;
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clock-names = "core", "bus";
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power-domains = <&videocc VCODEC1_GDSC>;
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};
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};
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