openwrt/target/linux/generic/pending-6.1/450-08-dt-bindings-block-add-basic-bindings-for-block-devic.patch
Daniel Golle fc153aa8d9 kernel: import pending patches adding support for NVMEM on UBI and MMC
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>
2024-02-15 19:06:36 +00:00

121 lines
3.2 KiB
Diff

From 9ffc1d7d73609a89eb264d6066340f8b7b3b0ebe Mon Sep 17 00:00:00 2001
From: Daniel Golle <daniel@makrotopia.org>
Date: Mon, 7 Aug 2023 21:19:45 +0100
Subject: [PATCH 08/15] dt-bindings: block: add basic bindings for block
devices
Add bindings for block devices which are used to allow referencing
nvmem bits on them.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
.../bindings/block/block-device.yaml | 22 ++++++++
.../devicetree/bindings/block/partition.yaml | 50 +++++++++++++++++++
.../devicetree/bindings/block/partitions.yaml | 20 ++++++++
3 files changed, 92 insertions(+)
create mode 100644 Documentation/devicetree/bindings/block/block-device.yaml
create mode 100644 Documentation/devicetree/bindings/block/partition.yaml
create mode 100644 Documentation/devicetree/bindings/block/partitions.yaml
--- /dev/null
+++ b/Documentation/devicetree/bindings/block/block-device.yaml
@@ -0,0 +1,22 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/block/block-device.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: block storage device
+
+description: |
+ This binding is generic and describes a block-oriented storage device.
+
+maintainers:
+ - Daniel Golle <daniel@makrotopia.org>
+
+properties:
+ partitions:
+ $ref: /schemas/block/partitions.yaml
+
+ nvmem-layout:
+ $ref: /schemas/nvmem/layouts/nvmem-layout.yaml#
+
+unevaluatedProperties: false
--- /dev/null
+++ b/Documentation/devicetree/bindings/block/partition.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/block/partition.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Partition on a block device
+
+description: |
+ This binding describes a partition on a block device.
+ Partitions may be matched by a combination of partition number, name,
+ and UUID.
+
+maintainers:
+ - Daniel Golle <daniel@makrotopia.org>
+
+properties:
+ $nodename:
+ pattern: '^block-partition-.+$'
+
+ partnum:
+ description:
+ Matches partition by number if present.
+
+ partname:
+ "$ref": "/schemas/types.yaml#/definitions/string"
+ description:
+ Matches partition by PARTNAME if present.
+
+ uuid:
+ "$ref": "/schemas/types.yaml#/definitions/string"
+ description:
+ Matches partition by PARTUUID if present.
+
+ nvmem-layout:
+ $ref: /schemas/nvmem/layouts/nvmem-layout.yaml#
+ description:
+ This container may reference an NVMEM layout parser.
+
+anyOf:
+ - required:
+ - partnum
+
+ - required:
+ - partname
+
+ - required:
+ - uuid
+
+unevaluatedProperties: false
--- /dev/null
+++ b/Documentation/devicetree/bindings/block/partitions.yaml
@@ -0,0 +1,20 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/block/partitions.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Partitions on block devices
+
+description: |
+ This binding is generic and describes the content of the partitions container
+ node.
+
+maintainers:
+ - Daniel Golle <daniel@makrotopia.org>
+
+patternProperties:
+ "^block-partition-.+$":
+ $ref: partition.yaml
+
+unevaluatedProperties: false