linux-kernel - [PATCH v2 2/3] dt-bindings: mtd: binman-partition: Add binman labels

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Message-ID: <20231002174948.1015223-2-sjg@chromium.org>
Date:   Mon,  2 Oct 2023 11:49:41 -0600
From:   Simon Glass <sjg@...omium.org>
To:     devicetree@...r.kernel.org
Cc:     Rob Herring <robh@...nel.org>, Tom Rini <trini@...sulko.com>,
        U-Boot Mailing List <u-boot@...ts.denx.de>,
        linux-mtd@...ts.infradead.org, Simon Glass <sjg@...omium.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Rob Herring <robh+dt@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/3] dt-bindings: mtd: binman-partition: Add binman labels

Add two labels for binman entries, as a starting point for the schema.

Signed-off-by: Simon Glass <sjg@...omium.org>
---

Changes in v2:
- Use plain partition@xxx for the node name

 .../mtd/partitions/binman-partition.yaml      | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mtd/partitions/binman-partition.yaml

diff --git a/Documentation/devicetree/bindings/mtd/partitions/binman-partition.yaml b/Documentation/devicetree/bindings/mtd/partitions/binman-partition.yaml
new file mode 100644
index 000000000000..406a8997d3e4
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/partitions/binman-partition.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2023 Google LLC
+
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mtd/partitions/binman-partition.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Binman partition
+
+maintainers:
+  - Simon Glass <sjg@...omium.org>
+
+select: false
+
+description: |
+  This corresponds to a binman 'entry'. It is a single partition which holds
+  data of a defined type.
+
+allOf:
+  - $ref: /schemas/mtd/partitions/partition.yaml#
+
+properties:
+  label:
+    items:
+      enum:
+        - u-boot       # u-boot.bin from U-Boot projec6t
+        - atf-bl31     # bl31.bin or bl31.elf from TF-A project
+
+additionalProperties: false
+
+examples:
+  - |
+    partitions {
+        compatible = "binman", "fixed-partitions";
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        partition@...000 {
+            label = "u-boot";
+            reg = <0x100000 0xf00000>;
+        };
+
+        partition@...000 {
+            label = "atf-bl31";
+            reg = <0x200000 0x100000>;
+        };
+    };
-- 
2.42.0.582.g8ccd20d70d-goog