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     1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/arm/arm,scu.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: ARM Snoop Control Unit (SCU)
    8 
    9 maintainers:
   10   - Linus Walleij <linus.walleij@linaro.org>
   11 
   12 description: |
   13   As part of the MPCore complex, Cortex-A5 and Cortex-A9 are provided
   14   with a Snoop Control Unit. The register range is usually 256 (0x100)
   15   bytes.
   16 
   17   References:
   18     - Cortex-A9: see DDI0407E Cortex-A9 MPCore Technical Reference Manual
   19       Revision r2p0
   20     - Cortex-A5: see DDI0434B Cortex-A5 MPCore Technical Reference Manual
   21       Revision r0p1
   22     - ARM11 MPCore: see DDI0360F ARM 11 MPCore Processor Technical Reference
   23       Manial Revision r2p0
   24 
   25 properties:
   26   compatible:
   27     enum:
   28       - arm,cortex-a9-scu
   29       - arm,cortex-a5-scu
   30       - arm,arm11mp-scu
   31 
   32   reg:
   33     maxItems: 1
   34 
   35 required:
   36   - compatible
   37   - reg
   38 
   39 additionalProperties: false
   40 
   41 examples:
   42   - |
   43     scu@a0410000 {
   44             compatible = "arm,cortex-a9-scu";
   45             reg = <0xa0410000 0x100>;
   46     };
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