openwrt/target/linux/generic/backport-6.6/402-v6.9-dt-bindings-mtd-ubi-volume-allow-UBI-volumes-to-prov.patch
Daniel Golle 4fd4be6bbe generic: 6.6: move NVMEM-on-UBI patches from pending to backports
The series was merged for Linux v6.9, so move it to backports.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2024-06-16 13:28:01 +01:00

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Diff

From 95b113222b5164ac0887eb5c514ff3970a0136f0 Mon Sep 17 00:00:00 2001
From: Daniel Golle <daniel@makrotopia.org>
Date: Tue, 19 Dec 2023 02:32:11 +0000
Subject: [PATCH 2/8] dt-bindings: mtd: ubi-volume: allow UBI volumes to
provide NVMEM
UBI volumes may be used to contain NVMEM bits, typically device MAC
addresses or wireless radio calibration data.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Richard Weinberger <richard@nod.at>
---
.../devicetree/bindings/mtd/partitions/linux,ubi.yaml | 10 ++++++++++
.../devicetree/bindings/mtd/partitions/ubi-volume.yaml | 5 +++++
2 files changed, 15 insertions(+)
--- a/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
+++ b/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
@@ -59,6 +59,16 @@ examples:
ubi-volume-caldata {
volid = <2>;
volname = "rf";
+
+ nvmem-layout {
+ compatible = "fixed-layout";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ eeprom@0 {
+ reg = <0x0 0x1000>;
+ };
+ };
};
};
};
--- a/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
+++ b/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
@@ -24,6 +24,11 @@ properties:
description:
Match UBI volume ID
+ nvmem-layout:
+ $ref: /schemas/nvmem/layouts/nvmem-layout.yaml#
+ description:
+ This container may reference an NVMEM layout parser.
+
anyOf:
- required:
- volid