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       - 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     };