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61 lines
1.5 KiB
61 lines
1.5 KiB
3 years ago
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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# # Copyright 2020 MediaTek Inc.
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%YAML 1.2
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---
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$id: "http://devicetree.org/schemas/soc/mediatek/devapc.yaml#"
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$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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title: MediaTek Device Access Permission Control driver
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description: |
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MediaTek bus fabric provides TrustZone security support and data
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protection to prevent slaves from being accessed by unexpected masters.
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The security violation is logged and sent to the processor for further
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analysis and countermeasures.
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maintainers:
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- Neal Liu <[email protected]>
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properties:
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compatible:
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enum:
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- mediatek,mt6779-devapc
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reg:
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description: The base address of devapc register bank
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maxItems: 1
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interrupts:
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description: A single interrupt specifier
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maxItems: 1
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clocks:
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description: Contains module clock source and clock names
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maxItems: 1
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clock-names:
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description: Names of the clocks list in clocks property
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maxItems: 1
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- clock-names
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additionalProperties: false
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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/mt6779-clk.h>
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devapc: devapc@10207000 {
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compatible = "mediatek,mt6779-devapc";
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reg = <0x10207000 0x1000>;
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interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_LOW>;
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clocks = <&infracfg_ao CLK_INFRA_DEVICE_APC>;
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clock-names = "devapc-infra-clock";
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};
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