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|
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/media/qcom,sc7280-venus.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Qualcomm Venus video encode and decode accelerators
maintainers:
- Stanimir Varbanov <stanimir.varbanov@linaro.org>
description: |
The Venus Iris2 IP is a video encode and decode accelerator present
on Qualcomm platforms
properties:
compatible:
const: qcom,sc7280-venus
reg:
maxItems: 1
interrupts:
maxItems: 1
power-domains:
minItems: 2
maxItems: 3
power-domain-names:
minItems: 2
maxItems: 3
items:
- const: venus
- const: vcodec0
- const: cx
clocks:
maxItems: 5
clock-names:
items:
- const: core
- const: bus
- const: iface
- const: vcodec_core
- const: vcodec_bus
iommus:
maxItems: 2
memory-region:
maxItems: 1
interconnects:
maxItems: 2
interconnect-names:
items:
- const: cpu-cfg
- const: video-mem
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
video-firmware:
type: object
description: |
Firmware subnode is needed when the platform does not
have TrustZone.
properties:
iommus:
maxItems: 1
required:
- iommus
required:
- compatible
- reg
- interrupts
- power-domains
- power-domain-names
- clocks
- clock-names
- iommus
- memory-region
- video-decoder
- video-encoder
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,videocc-sc7280.h>
#include <dt-bindings/interconnect/qcom,sc7280.h>
#include <dt-bindings/power/qcom-rpmpd.h>
venus: video-codec@aa00000 {
compatible = "qcom,sc7280-venus";
reg = <0x0aa00000 0xd0600>;
interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&videocc VIDEO_CC_MVSC_CORE_CLK>,
<&videocc VIDEO_CC_MVSC_CTL_AXI_CLK>,
<&videocc VIDEO_CC_VENUS_AHB_CLK>,
<&videocc VIDEO_CC_MVS0_CORE_CLK>,
<&videocc VIDEO_CC_MVS0_AXI_CLK>;
clock-names = "core", "bus", "iface",
"vcodec_core", "vcodec_bus";
power-domains = <&videocc MVSC_GDSC>,
<&videocc MVS0_GDSC>,
<&rpmhpd SC7280_CX>;
power-domain-names = "venus", "vcodec0", "cx";
interconnects = <&gem_noc MASTER_APPSS_PROC 0 &cnoc2 SLAVE_VENUS_CFG 0>,
<&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>;
interconnect-names = "cpu-cfg", "video-mem";
iommus = <&apps_smmu 0x2180 0x20>,
<&apps_smmu 0x2184 0x20>;
memory-region = <&video_mem>;
video-decoder {
compatible = "venus-decoder";
};
video-encoder {
compatible = "venus-encoder";
};
video-firmware {
iommus = <&apps_smmu 0x21a2 0x0>;
};
};
|
