git.openwrt.org Git - openwrt/staging/wigyori.git/blob

   1 From 95b113222b5164ac0887eb5c514ff3970a0136f0 Mon Sep 17 00:00:00 2001
   2 From: Daniel Golle <daniel@makrotopia.org>
   3 Date: Tue, 19 Dec 2023 02:32:11 +0000
   4 Subject: [PATCH 2/8] dt-bindings: mtd: ubi-volume: allow UBI volumes to
   5  provide NVMEM
   6
   7 UBI volumes may be used to contain NVMEM bits, typically device MAC
   8 addresses or wireless radio calibration data.
   9
  10 Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  11 Reviewed-by: Rob Herring <robh@kernel.org>
  12 Signed-off-by: Richard Weinberger <richard@nod.at>
  13 ---
  14  .../devicetree/bindings/mtd/partitions/linux,ubi.yaml  | 10 ++++++++++
  15  .../devicetree/bindings/mtd/partitions/ubi-volume.yaml |  5 +++++
  16  2 files changed, 15 insertions(+)
  17
  18 --- a/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
  19 +++ b/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
  20 @@ -59,6 +59,16 @@ examples:
  21                  ubi-volume-caldata {
  22                      volid = <2>;
  23                      volname = "rf";
  24 +
  25 +                    nvmem-layout {
  26 +                        compatible = "fixed-layout";
  27 +                        #address-cells = <1>;
  28 +                        #size-cells = <1>;
  29 +
  30 +                        eeprom@0 {
  31 +                            reg = <0x0 0x1000>;
  32 +                        };
  33 +                    };
  34                  };
  35              };
  36          };
  37 --- a/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
  38 +++ b/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
  39 @@ -24,6 +24,11 @@ properties:
  40      description:
  41        Match UBI volume ID
  42
  43 +  nvmem-layout:
  44 +    $ref: /schemas/nvmem/layouts/nvmem-layout.yaml#
  45 +    description:
  46 +      This container may reference an NVMEM layout parser.
  47 +
  48  anyOf:
  49    - required:
  50        - volid