The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/soc/bcm/brcm,bcm2835-vchiq.yaml

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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/soc/bcm/brcm,bcm2835-vchiq.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Broadcom VCHIQ firmware services
    8 
    9 maintainers:
   10   - Nicolas Saenz Julienne <nsaenz@kernel.org>
   11 
   12 description:
   13   The VCHIQ communication channel can be provided by BCM283x and Capri SoCs,
   14   to communicate with the VPU-side OS services.
   15 
   16 properties:
   17   compatible:
   18     oneOf:
   19       - description: BCM2835 based boards
   20         items:
   21           - enum:
   22               - brcm,bcm2835-vchiq
   23 
   24       - description: BCM2836/BCM2837 based boards
   25         items:
   26           - enum:
   27               - brcm,bcm2836-vchiq
   28           - const: brcm,bcm2835-vchiq
   29 
   30   reg:
   31     description: Physical base address and length of the doorbell register pair
   32     minItems: 1
   33 
   34   interrupts:
   35     description: Interrupt number of the doorbell interrupt
   36     minItems: 1
   37 
   38 required:
   39   - compatible
   40   - reg
   41   - interrupts
   42 
   43 additionalProperties: false
   44 
   45 examples:
   46   - |
   47     mailbox@7e00b840 {
   48       compatible = "brcm,bcm2835-vchiq";
   49       reg = <0x7e00b840 0xf>;
   50       interrupts = <0 2>;
   51     };
   52 
   53 ...

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