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fc153aa8d9
Similar to supporting nvmem-layouts on MTD devices, also allow referencing UBI and MMC devices in DT. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
49 lines
1.6 KiB
Diff
49 lines
1.6 KiB
Diff
From e4dad3aa5c3ab9c553555dd23c0b85f725f2eb51 Mon Sep 17 00:00:00 2001
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From: Daniel Golle <daniel@makrotopia.org>
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Date: Mon, 7 Aug 2023 22:53:01 +0100
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Subject: [PATCH 02/15] dt-bindings: mtd: ubi-volume: allow UBI volumes to
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provide NVMEM
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UBI volumes may be used to contain NVMEM bits, typically device MAC
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addresses or wireless radio calibration data.
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Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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---
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.../devicetree/bindings/mtd/partitions/linux,ubi.yaml | 10 ++++++++++
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.../devicetree/bindings/mtd/partitions/ubi-volume.yaml | 5 +++++
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2 files changed, 15 insertions(+)
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--- a/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
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+++ b/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
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@@ -59,6 +59,16 @@ examples:
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ubi-volume-caldata {
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volid = <2>;
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volname = "rf";
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+
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+ nvmem-layout {
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+ compatible = "fixed-layout";
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+
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+ eeprom@0 {
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+ reg = <0x0 0x1000>;
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+ };
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+ };
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};
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};
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};
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--- a/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
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+++ b/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
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@@ -24,6 +24,11 @@ properties:
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description:
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Match UBI volume ID
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+ nvmem-layout:
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+ $ref: /schemas/nvmem/layouts/nvmem-layout.yaml#
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+ description:
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+ This container may reference an NVMEM layout parser.
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+
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anyOf:
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- required:
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- volid
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