# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/mediatek,mt8195-jpegdec.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek JPEG Decoder
maintainers:
- kyrie wu <[email protected]>
description:
MediaTek JPEG Decoder is the JPEG decode hardware present in MediaTek SoCs
properties:
compatible:
const: mediatek,mt8195-jpgdec
power-domains:
maxItems: 1
iommus:
maxItems: 6
description:
Points to the respective IOMMU block with master port as argument, see
Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details.
Ports are according to the HW.
"#address-cells":
const: 2
"#size-cells":
const: 2
ranges: true
# Required child node:
patternProperties:
"^jpgdec@[0-9a-f]+$":
type: object
description:
The jpeg decoder hardware device node which should be added as subnodes to
the main jpeg node.
properties:
compatible:
const: mediatek,mt8195-jpgdec-hw
reg:
maxItems: 1
iommus:
minItems: 1
maxItems: 32
description:
List of the hardware port in respective IOMMU block for current Socs.
Refer to bindings/iommu/mediatek,iommu.yaml.
interrupts:
maxItems: 1
clocks:
maxItems: 1
clock-names:
items:
- const: jpgdec
power-domains:
maxItems: 1
required:
- compatible
- reg
- iommus
- interrupts
- clocks
- clock-names
- power-domains
additionalProperties: false
required:
- compatible
- power-domains
- iommus
- ranges
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/memory/mt8195-memory-port.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/mt8195-clk.h>
#include <dt-bindings/power/mt8195-power.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
jpgdec-master {
compatible = "mediatek,mt8195-jpgdec";
power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
iommus = <&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA0>,
<&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA0>,
<&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA1>,
<&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA1>,
<&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
<&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
#address-cells = <2>;
#size-cells = <2>;
ranges;
jpgdec@1a040000 {
compatible = "mediatek,mt8195-jpgdec-hw";
reg = <0 0x1a040000 0 0x10000>;/* JPGDEC_C0 */
iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
interrupts = <GIC_SPI 343 IRQ_TYPE_LEVEL_HIGH 0>;
clocks = <&vencsys CLK_VENC_JPGDEC>;
clock-names = "jpgdec";
power-domains = <&spm MT8195_POWER_DOMAIN_VDEC0>;
};
jpgdec@1a050000 {
compatible = "mediatek,mt8195-jpgdec-hw";
reg = <0 0x1a050000 0 0x10000>;/* JPGDEC_C1 */
iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
<&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
interrupts = <GIC_SPI 344 IRQ_TYPE_LEVEL_HIGH 0>;
clocks = <&vencsys CLK_VENC_JPGDEC_C1>;
clock-names = "jpgdec";
power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
};
jpgdec@1b040000 {
compatible = "mediatek,mt8195-jpgdec-hw";
reg = <0 0x1b040000 0 0x10000>;/* JPGDEC_C2 */
iommus = <&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA0>,
<&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA0>,
<&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA1>,
<&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA1>,
<&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET1>,
<&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET0>;
interrupts = <GIC_SPI 348 IRQ_TYPE_LEVEL_HIGH 0>;
clocks = <&vencsys_core1 CLK_VENC_CORE1_JPGDEC>;
clock-names = "jpgdec";
power-domains = <&spm MT8195_POWER_DOMAIN_VDEC2>;
};
};
};
Codebase Browser
linux