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Wed, 25 Oct 2023 14:06:53 -0700 (PDT) From: Simon Glass To: devicetree@vger.kernel.org Cc: Michael Walle , U-Boot Mailing List , Tom Rini , Rob Herring , linux-mtd@lists.infradead.org, Miquel Raynal , Simon Glass , Conor Dooley , Krzysztof Kozlowski , Richard Weinberger , Rob Herring , Vignesh Raghavendra , linux-kernel@vger.kernel.org Subject: [PATCH v6 2/3] dt-bindings: mtd: binman-partition: Add binman compatibles Date: Thu, 26 Oct 2023 10:06:11 +1300 Message-ID: <20231025210616.3201502-2-sjg@chromium.org> X-Mailer: git-send-email 2.42.0.758.gaed0368e0e-goog In-Reply-To: <20231025210616.3201502-1-sjg@chromium.org> References: <20231025210616.3201502-1-sjg@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231025_140657_031971_6529BB3F X-CRM114-Status: GOOD ( 18.14 ) X-Spam-Score: -0.4 (/) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Add two compatible for binman entries, as a starting point for the schema. Note that, after discussion on v2, we decided to keep the existing meaning of label so as not to require changes to existing userspace software when moving to use binman nodes to specify the firmware [...] Content analysis details: (-0.4 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:62a listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.2 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org Add two compatible for binman entries, as a starting point for the schema. Note that, after discussion on v2, we decided to keep the existing meaning of label so as not to require changes to existing userspace software when moving to use binman nodes to specify the firmware layout. Signed-off-by: Simon Glass --- (no changes since v5) Changes in v5: - Add mention of why 'binman' is the vendor - Drop 'select: false' - Tidy up the compatible setings - Use 'tfa-bl31' instead of 'atf-bl31' Changes in v4: - Correct selection of multiple compatible strings Changes in v3: - Drop fixed-partitions from the example - Use compatible instead of label Changes in v2: - Use plain partition@xxx for the node name .../mtd/partitions/binman-partition.yaml | 54 +++++++++++++++++++ 1 file changed, 54 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..83222ac9aa78 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/binman-partition.yaml @@ -0,0 +1,54 @@ +# 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 + +description: | + This corresponds to a binman 'entry'. It is a single partition which holds + data of a defined type. + + The vendor is specified as binman since there are quite a number + of binman-specific entry types, such as section, fill and files, + to be added later. + +allOf: + - $ref: /schemas/mtd/partitions/partition.yaml# + +properties: + compatible: + enum: + - binman,entry # generic binman entry + - u-boot # u-boot.bin from U-Boot project + - tfa-bl31 # bl31.bin or bl31.elf from TF-A project + + reg: + minItems: 1 + maxItems: 2 + +additionalProperties: false + +examples: + - | + partitions { + compatible = "binman"; + #address-cells = <1>; + #size-cells = <1>; + + partition@100000 { + compatible = "u-boot"; + reg = <0x100000 0xf00000>; + }; + + partition@200000 { + compatible = "tfa-bl31"; + reg = <0x200000 0x100000>; + }; + };