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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/mfd/brcm,misc.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Broadcom's MISC block
    8 
    9 maintainers:
   10   - Rafał Miłecki <rafal@milecki.pl>
   11 
   12 description: |
   13   Broadcom's MISC is a hardware block used on some SoCs (e.g. bcm63xx and
   14   bcm4908). It's used to implement some simple functions like a watchdog, PCIe
   15   reset, UniMAC control and more.
   16 
   17 properties:
   18   compatible:
   19     items:
   20       - const: brcm,misc
   21       - const: simple-mfd
   22 
   23   reg:
   24     description: MISC block registers
   25 
   26   ranges: true
   27 
   28   "#address-cells":
   29     const: 1
   30 
   31   "#size-cells":
   32     const: 1
   33 
   34 patternProperties:
   35   '^reset-controller@[a-f0-9]+$':
   36     $ref: ../reset/brcm,bcm4908-misc-pcie-reset.yaml
   37 
   38 additionalProperties: false
   39 
   40 required:
   41   - reg
   42   - '#address-cells'
   43   - '#size-cells'
   44 
   45 examples:
   46   - |
   47     misc@ff802600 {
   48         compatible = "brcm,misc", "simple-mfd";
   49         reg = <0xff802600 0xe4>;
   50 
   51         #address-cells = <1>;
   52         #size-cells = <1>;
   53         ranges = <0x0 0x0 0xe4>;
   54 
   55         reset-controller@44 {
   56             compatible = "brcm,bcm4908-misc-pcie-reset";
   57             reg = <0x44 0x4>;
   58             #reset-cells = <1>;
   59         };
   60     };
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