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/reserved-memory/phram.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/reserved-memory/phram.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: MTD/block device in RAM
    8 
    9 description: |
   10   Specifies that the reserved memory region can be used as an MTD or block
   11   device.
   12 
   13   The "phram" node is named after the "MTD in PHysical RAM" driver which
   14   provides an implementation of this functionality in Linux.
   15 
   16 maintainers:
   17   - Vincent Whitchurch <vincent.whitchurch@axis.com>
   18 
   19 allOf:
   20   - $ref: "reserved-memory.yaml"
   21   - $ref: "/schemas/mtd/mtd.yaml"
   22 
   23 properties:
   24   compatible:
   25     const: phram
   26 
   27   reg:
   28     description: region of memory that can be used as an MTD/block device
   29 
   30 required:
   31   - compatible
   32   - reg
   33 
   34 unevaluatedProperties: false
   35 
   36 examples:
   37   - |
   38     reserved-memory {
   39         #address-cells = <1>;
   40         #size-cells = <1>;
   41 
   42         phram: flash@12340000 {
   43             compatible = "phram";
   44             label = "rootfs";
   45             reg = <0x12340000 0x00800000>;
   46         };
   47     };

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