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Wed, 22 Oct 2025 04:45:37 -0700 (PDT) From: adriana To: krzk@kernel.org, robh+dt@kernel.org, jdelvare@suse.com, frowand.list@gmail.com Cc: linux-arm-kernel@lists.infradread.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, vasilykh@arista.com, adriana@arista.com Subject: [PATCH v2 1/2] dt-bindings: firmware: Add binding for SMBIOS /chosen properties Date: Wed, 22 Oct 2025 04:45:26 -0700 Message-ID: <20251022114527.618908-2-adriana@arista.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251022114527.618908-1-adriana@arista.com> References: <0f006338-e69b-4b3f-b91f-0cc683544011@kernel.org> <20251022114527.618908-1-adriana@arista.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Signed-off-by: adriana --- .../bindings/firmware/linux,smbios-table.yaml | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/firmware/linux,smbios-table.yaml diff --git a/Documentation/devicetree/bindings/firmware/linux,smbios-table.yaml b/Documentation/devicetree/bindings/firmware/linux,smbios-table.yaml new file mode 100644 index 000000000000..7e0e767fcb80 --- /dev/null +++ b/Documentation/devicetree/bindings/firmware/linux,smbios-table.yaml @@ -0,0 +1,33 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright 2025 Arista Networks +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/firmware/linux,smbios-table.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Memory location for SMBIOS table + +description: | + These properties are used in the /chosen node to pass the physical address + of SMBIOS (System Management BIOS) or DMI (Desktop Management Interface) + tables from firmware to the kernel. This is typically used on non-EFI + platforms like ARM/ARM64. + +maintainers: + - Adriana Nicolae + - Rob Herring + +properties: + linux,smbios-table: + $ref: /schemas/types.yaml#/definitions/uint64 + description: + The 64-bit physical address of the SMBIOS (v2) entry point structure. + + linux,smbios3-table: + $ref: /schemas/types.yaml#/definitions/uint64 + description: + The 64-bit physical address of the SMBIOSv3 entry point structure. + If both this and 'linux,smbios-table' are present, the kernel + will attempt to use this SMBIOSv3 table first. + +additionalProperties: true -- 2.51.0