Merge tag 'for-5.11/dm-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/device...
[linux-2.6-microblaze.git] / Documentation / devicetree / bindings / soc / mediatek / devapc.yaml
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
24   reg:
25     description: The base address of devapc register bank
26     maxItems: 1
27
28   interrupts:
29     description: A single interrupt specifier
30     maxItems: 1
31
32   clocks:
33     description: Contains module clock source and clock names
34     maxItems: 1
35
36   clock-names:
37     description: Names of the clocks list in clocks property
38     maxItems: 1
39
40 required:
41   - compatible
42   - reg
43   - interrupts
44   - clocks
45   - clock-names
46
47 additionalProperties: false
48
49 examples:
50   - |
51     #include <dt-bindings/interrupt-controller/arm-gic.h>
52     #include <dt-bindings/clock/mt6779-clk.h>
53
54     devapc: devapc@10207000 {
55       compatible = "mediatek,mt6779-devapc";
56       reg = <0x10207000 0x1000>;
57       interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_LOW>;
58       clocks = <&infracfg_ao CLK_INFRA_DEVICE_APC>;
59       clock-names = "devapc-infra-clock";
60     };