1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # # Copyright 2020 MediaTek Inc.
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/soc/mediatek/devapc.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: MediaTek Device Access Permission Control driver
9
10 description: |
11 MediaTek bus fabric provides TrustZone security support and data
12 protection to prevent slaves from being accessed by unexpected masters.
13 The security violation is logged and sent to the processor for further
14 analysis and countermeasures.
15
16 maintainers:
17 - Neal Liu <neal.liu@mediatek.com>
18
19 properties:
20 compatible:
21 enum:
22 - mediatek,mt6779-devapc
23 - mediatek,mt8186-devapc
24
25 reg:
26 description: The base address of devapc register bank
27 maxItems: 1
28
29 interrupts:
30 description: A single interrupt specifier
31 maxItems: 1
32
33 clocks:
34 description: Contains module clock source and clock names
35 maxItems: 1
36
37 clock-names:
38 description: Names of the clocks list in clocks property
39 maxItems: 1
40
41 required:
42 - compatible
43 - reg
44 - interrupts
45 - clocks
46 - clock-names
47
48 additionalProperties: false
49
50 examples:
51 - |
52 #include <dt-bindings/interrupt-controller/arm-gic.h>
53 #include <dt-bindings/clock/mt6779-clk.h>
54
55 devapc: devapc@10207000 {
56 compatible = "mediatek,mt6779-devapc";
57 reg = <0x10207000 0x1000>;
58 interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_LOW>;
59 clocks = <&infracfg_ao CLK_INFRA_DEVICE_APC>;
60 clock-names = "devapc-infra-clock";
61 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.