From nobody Wed Feb 11 02:33:35 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9AAFC77B60 for ; Tue, 4 Apr 2023 17:24:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236282AbjDDRYp (ORCPT ); Tue, 4 Apr 2023 13:24:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236037AbjDDRXz (ORCPT ); Tue, 4 Apr 2023 13:23:55 -0400 Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 337971BC0 for ; Tue, 4 Apr 2023 10:23:12 -0700 (PDT) Received: by mail-ed1-x533.google.com with SMTP id i5so133796669eda.0 for ; Tue, 04 Apr 2023 10:23:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1680628988; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=9bSrBEoUzAuZwnOgxeNQWaMOoCVfz/jZ0vkkcRtm1gA=; b=tY+wb8fM9wCLUsGutS9E+AjiYzFE+rr9xd//J5RYqYgdBrGj7pwXkg4gfWCbXQcHCd lHxJMc/2Fts+QvCZxhxQ8LbKEl7A1qcbWimTq0FBHMDcgQ94fniWG0uRCS3DccSq0m85 8wzRVdCha0Q2vSYC5rNabmwvDmfNAJQk7ZS8ttKmDZZTZ6Waq0XPveo7piJGoTUrgLCS HiQXC3T7avLmlyZnHPq6uKu02drGPIewLh8zsMdx5DqZfVBblFXbsKI5+2+rYTEInpda 1IG4okTNnx6/yN3haKRmo7oQKf06lqaa6ZNUjoENq3WfahjDzqQR1Q7roQ/d0k2Vthdq qTwg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680628988; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=9bSrBEoUzAuZwnOgxeNQWaMOoCVfz/jZ0vkkcRtm1gA=; b=FTrdB4buG3gti9roLHYogKIzR1Om1oy8nmBzx9FbrzxgcK6ohzgpybV0U+42A/zjjg kra4iaAbLUKBpE1DILbltcS4jHDcjeWxgDQK07xQEyggdYPGnnyieqYdQlgG1k38Z3/A VCi+VTY9x6pAt/dUi0i0hSsAwZFX3BxZEKdl5jm4POs5M3enLS5Ls7PgRxo67Rkrsirm uWc1rIKZlo61hQc35+nyBk5YTMF8Vp+vSbmPLUmfeVnkuywHD+kM0i5WjvNRHwRUHXn+ szc3YMjHrHU1HxoDyoSnzzKRL+qxmF7+oaptaMqadSbXnMLTN7VpWgwjYFPfxjpeXBku cR2w== X-Gm-Message-State: AAQBX9fzsC0p13gcTtWYHnOZCaXip1IJrcw26R4fv2xjGJQWvnprfnWB 5kRo5E9UVYtRtKyl5N9ycrBhEg== X-Google-Smtp-Source: AKy350YQOncoISSUhSMcMV4SChsXiVpPlZ5linPuEZKQ5XFkkvBxORLO8YfeDp9KmZfQ2bGZk6sAFw== X-Received: by 2002:a17:906:9250:b0:8f6:88b7:73a7 with SMTP id c16-20020a170906925000b008f688b773a7mr88133ejx.7.1680628988850; Tue, 04 Apr 2023 10:23:08 -0700 (PDT) Received: from localhost.localdomain ([5.133.47.210]) by smtp.gmail.com with ESMTPSA id bv20-20020a170906b1d400b009447277c2aasm6208333ejb.39.2023.04.04.10.23.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Apr 2023 10:23:08 -0700 (PDT) From: Srinivas Kandagatla To: gregkh@linuxfoundation.org Cc: linux-kernel@vger.kernel.org, =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= , Rob Herring , Srinivas Kandagatla Subject: [PATCH 33/40] dt-bindings: nvmem: u-boot,env: add MAC's #nvmem-cell-cells Date: Tue, 4 Apr 2023 18:21:41 +0100 Message-Id: <20230404172148.82422-34-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230404172148.82422-1-srinivas.kandagatla@linaro.org> References: <20230404172148.82422-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Rafa=C5=82 Mi=C5=82ecki U-Boot's "ethaddr" environment variable is very often used to store *base* MAC address. It's used as a base for calculating addresses for multiple interfaces. It's done by adding proper values. Actual offsets are picked by manufacturers and vary across devices. Signed-off-by: Rafa=C5=82 Mi=C5=82ecki Reviewed-by: Rob Herring Signed-off-by: Srinivas Kandagatla --- Documentation/devicetree/bindings/nvmem/u-boot,env.yaml | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/nvmem/u-boot,env.yaml b/Docu= mentation/devicetree/bindings/nvmem/u-boot,env.yaml index cbc5c69fd405..36d97fb87865 100644 --- a/Documentation/devicetree/bindings/nvmem/u-boot,env.yaml +++ b/Documentation/devicetree/bindings/nvmem/u-boot,env.yaml @@ -50,7 +50,11 @@ properties: =20 ethaddr: type: object - description: Ethernet interface's MAC address + description: Ethernet interfaces base MAC address. + properties: + "#nvmem-cell-cells": + description: The first argument is a MAC address offset. + const: 1 =20 additionalProperties: false =20 @@ -72,6 +76,7 @@ examples: reg =3D <0x40000 0x10000>; =20 mac: ethaddr { + #nvmem-cell-cells =3D <1>; }; }; }; --=20 2.25.1