From patchwork Fri Nov 4 16:38:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 13032357 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EDFFAC4332F for ; Fri, 4 Nov 2022 16:40:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=RpLXG4dkgkOIYozPRM8nOqbsTkkIaHoBpshH0GliVHI=; b=v4eflUs/SuRAYs iXqjx2bQ+UE1cFFnSYX6Y1Jfc5oVCxCGKkQJczWQMftRARjJZQfF++HcrP9pDrPswMgHpeHSRpIsu 5FNUB8w/HyV6u19b/IonWJIn+fWpvjrnt3ged4WcozlCC2qdP2DMHIUXsAuj2awK+iSKJk0bjGaIR U7c5VXcmKjaOymXE52Lg9BW/fF4oxo5ZUc59ru/4FyBBpXtdJY/ZXY+uxAZCsrBxNH4YulJe6XvGd KS1EG0ihGkcdl+pTued6QJytl3ZJ6RlnmWNwIAaBMx7Q+8igbw62CDFD/coUJwj4omNBehUwBRddP 3U0EQg2kxBAg5kZIelBw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oqzjM-004SZn-Gh; Fri, 04 Nov 2022 16:39:44 +0000 Received: from relay6-d.mail.gandi.net ([2001:4b98:dc4:8::226]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oqziQ-004SCL-Oe for linux-arm-kernel@lists.infradead.org; Fri, 04 Nov 2022 16:38:52 +0000 Received: (Authenticated sender: miquel.raynal@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 3E999C000E; Fri, 4 Nov 2022 16:38:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1667579923; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+IAKdycEjB3JSBVjZSTycHnanjluSD4CNhAulpC1qcM=; b=li/4x+t9JqVt/eqjBbXqkyPTrk/zyd+3f2YWAKuTLw56hokHnO6zCEavs/7/GKTe2Tlwtu OwM8suBPNdfWZKU58reA1Q5ZBachcHcTtpQ5epx9AWNoRi/UfgzDnOvzorN1kxf8Vu7hsJ 9UBeGDkzybqSeESNV4DBZEjjMAz2GhI9S1G4NqneiOIqF5VLo90ZfRCjQxtAluNa5afj+5 W2HeJ7eZ5dp/BOF1nQ6EpXQ+1Ye6ODhuvqeCBeFbnW5zIaiRvBuBxniY3+yH6pVQ4Wfofp U9Epm0S7Z21HkSCd/fyiuOmKrtlTHmvVI1aQwIUx/VZKeg3Z2czZNYbnTkTKlw== From: Miquel Raynal To: Rob Herring , Krzysztof Kozlowski , devicetree@vger.kernel.org Cc: Srinivas Kandagatla , , Robert Marko , Luka Perkov , Thomas Petazzoni , Michael Walle , , Bartosz Golaszewski , Christian Eggers , Cory Tusar , Miquel Raynal Subject: [PATCH v3 6/6] dt-bindings: nvmem: add YAML schema for the ONIE tlv layout Date: Fri, 4 Nov 2022 17:38:33 +0100 Message-Id: <20221104163833.1289857-7-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221104163833.1289857-1-miquel.raynal@bootlin.com> References: <20221104163833.1289857-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221104_093847_197495_1C9212BD X-CRM114-Status: GOOD ( 14.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a schema for the ONIE tlv NVMEM layout that can be found on any ONIE compatible networking device. Signed-off-by: Miquel Raynal --- .../bindings/nvmem/layouts/nvmem-layout.yaml | 1 + .../nvmem/layouts/onie,tlv-layout.yaml | 115 ++++++++++++++++++ 2 files changed, 116 insertions(+) create mode 100644 Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml diff --git a/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml b/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml index f64ea2fa362d..8512ee538c4c 100644 --- a/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml +++ b/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml @@ -19,6 +19,7 @@ description: | oneOf: - $ref: kontron,sl28-vpd.yaml + - $ref: onie,tlv-layout.yaml properties: compatible: true diff --git a/Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml b/Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml new file mode 100644 index 000000000000..1d91277324ac --- /dev/null +++ b/Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml @@ -0,0 +1,115 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/nvmem/layouts/onie,tlv-layout.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVMEM layout of the ONIE tlv table + +maintainers: + - Miquel Raynal + +description: + Modern networking hardware implementing the Open Compute Project ONIE + infrastructure shall provide a non-volatile memory with a table whose the + content is well specified and gives many information about the manufacturer + (name, country of manufacture, etc) as well as device caracteristics (serial + number, hardware version, mac addresses, etc). The underlaying device type + (flash, EEPROM,...) is not specified. The exact location of each value is also + dynamic and should be discovered at run time because it depends on the + parameters the manufacturer decided to embed. + +properties: + compatible: + const: onie,tlv-layout + + product-name: true + + part-number: true + + serial-number: true + + mac-address: + type: object + description: + Base MAC address for all on-module network interfaces. The first + argument of the phandle will be treated as an offset. + + properties: + "#nvmem-cell-cells": + const: 1 + + additionalProperties: false + + manufacture-date: true + + device-version: true + + label-revision: true + + platforn-name: true + + onie-version: true + + num-macs: true + + manufacturer: true + + country-code: true + + vendor: true + + diag-version: true + + service-tag: true + + vendor-extension: true + +required: + - compatible + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + eeprom@56 { + compatible = "atmel,24c64"; + read-only; + reg = <0x56>; + + nvmem-layout { + compatible = "onie,tlv-layout"; + + serial-number { + }; + }; + }; + }; + + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + flash@0 { + compatible = "m25p80", "jedec,spi-nor"; + reg = <0>; + + otp { + compatible = "user-otp"; + + nvmem-layout { + compatible = "onie,tlv-layout"; + + mac-address { + #nvmem-cell-cells = <1>; + }; + }; + }; + }; + }; +...