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Message-ID: <20230927202057.3676497-1-sjg@chromium.org>
Date: Wed, 27 Sep 2023 14:20:51 -0600
From: Simon Glass <sjg@...omium.org>
To: devicetree@...r.kernel.org
Cc: linux-mtd@...ts.infradead.org,
U-Boot Mailing List <u-boot@...ts.denx.de>,
Tom Rini <trini@...sulko.com>, Rob Herring <robh@...nel.org>,
Simon Glass <sjg@...omium.org>,
Conor Dooley <conor+dt@...nel.org>,
Dhruva Gole <d-gole@...com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Miquel Raynal <miquel.raynal@...tlin.com>,
Pratyush Yadav <ptyadav@...zon.de>,
Rafał Miłecki <rafal@...ecki.pl>,
Richard Weinberger <richard@....at>,
Rob Herring <robh+dt@...nel.org>,
Vignesh Raghavendra <vigneshr@...com>,
linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] dt-bindings: mtd: fixed-partitions: Add binman compatible
Add a compatible string for binman, so we can extend fixed-partitions
in various ways.
Signed-off-by: Simon Glass <sjg@...omium.org>
---
.../bindings/mtd/partitions/binman.yaml | 49 +++++++++++++++++++
.../mtd/partitions/fixed-partitions.yaml | 6 +++
.../bindings/mtd/partitions/partitions.yaml | 1 +
MAINTAINERS | 5 ++
4 files changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mtd/partitions/binman.yaml
diff --git a/Documentation/devicetree/bindings/mtd/partitions/binman.yaml b/Documentation/devicetree/bindings/mtd/partitions/binman.yaml
new file mode 100644
index 000000000000..34fd10c1a318
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/partitions/binman.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2023 Google LLC
+
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mtd/partitions/binman.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Binman firmware layout
+
+maintainers:
+ - Simon Glass <sjg@...omium.org>
+
+select: false
+
+description: |
+ The binman node provides a layout for firmware, used when packaging firmware
+ from multiple projects. It is based on fixed-partitions, with some
+ extensions.
+
+ Documentation for Binman is available at:
+
+ https://u-boot.readthedocs.io/en/latest/develop/package/binman.html
+
+ with the current image-description format at:
+
+ https://u-boot.readthedocs.io/en/latest/develop/package/binman.html#image-description-format
+
+allOf:
+ - $ref: /schemas/mtd/partitions/fixed-partitions.yaml#
+
+properties:
+ compatible:
+ const: binman
+
+additionalProperties: false
+
+examples:
+ - |
+ partitions {
+ compatible = "binman", "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition-u-boot@...000 {
+ label = "u-boot";
+ reg = <0x100000 0xf00000>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml b/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml
index 331e564f29dc..1c04bc2b95af 100644
--- a/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml
+++ b/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml
@@ -14,6 +14,9 @@ description: |
The partition table should be a node named "partitions". Partitions are then
defined as subnodes.
+ The Binman tool provides some enhanced features, so provides a compatible
+ string to indicate that these are permitted.
+
maintainers:
- Rafał Miłecki <rafal@...ecki.pl>
@@ -24,6 +27,9 @@ properties:
- items:
- const: sercomm,sc-partitions
- const: fixed-partitions
+ - items:
+ - const: binman
+ - const: fixed-partitions
"#address-cells": true
diff --git a/Documentation/devicetree/bindings/mtd/partitions/partitions.yaml b/Documentation/devicetree/bindings/mtd/partitions/partitions.yaml
index 1dda2c80747b..849fd15d085c 100644
--- a/Documentation/devicetree/bindings/mtd/partitions/partitions.yaml
+++ b/Documentation/devicetree/bindings/mtd/partitions/partitions.yaml
@@ -15,6 +15,7 @@ maintainers:
oneOf:
- $ref: arm,arm-firmware-suite.yaml
+ - $ref: binman.yaml
- $ref: brcm,bcm4908-partitions.yaml
- $ref: brcm,bcm947xx-cfe-partitions.yaml
- $ref: fixed-partitions.yaml
diff --git a/MAINTAINERS b/MAINTAINERS
index 5f18c6ba3c3c..367c843ec348 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3517,6 +3517,11 @@ F: Documentation/filesystems/bfs.rst
F: fs/bfs/
F: include/uapi/linux/bfs_fs.h
+BINMAN
+M: Simon Glass <sjg@...omium.org>
+S: Supported
+F: Documentation/devicetree/bindings/mtd/partitions/binman*
+
BITMAP API
M: Yury Norov <yury.norov@...il.com>
R: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
--
2.42.0.515.g380fc7ccd1-goog
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