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[2620:137:e000::1:20]) by mx.google.com with ESMTP id n4-20020a654884000000b005002c94ff28si21328361pgs.495.2023.03.24.10.12.18; Fri, 24 Mar 2023 10:12:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=gXTFgVCf; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230471AbjCXQwt (ORCPT + 99 others); Fri, 24 Mar 2023 12:52:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231822AbjCXQwr (ORCPT ); Fri, 24 Mar 2023 12:52:47 -0400 Received: from mail-pj1-x1033.google.com (mail-pj1-x1033.google.com [IPv6:2607:f8b0:4864:20::1033]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 381CC20A04 for ; Fri, 24 Mar 2023 09:52:44 -0700 (PDT) Received: by mail-pj1-x1033.google.com with SMTP id lr16-20020a17090b4b9000b0023f187954acso2189477pjb.2 for ; Fri, 24 Mar 2023 09:52:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1679676763; 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=1hAMVuew/XpfZidvZRKjun+NiVbRnaAGsA3f7GMnLNc=; b=gXTFgVCfp4dfhrjwiSjmzdJFjjbDr0XWRtyMeoXcEkHUnJLXWtzw7+90s/RtmAF7Lo k6NwP0A6A4weLIztatm+DDagdmP9IFQYg8Mx+4C6o+5iFvDBviV5TEQfPeBY6hTg2rzc nB9Q7+9bTkLO7gE8QlBu1ufQPCDGk67gyP6nz9JQMvu3u4yyL7ua/QML97fvk6y4hlso QOWmJRW4S6Zjhzk01o2kMDAPHQUd6swFkg7mVcr0CM9TY06FbiX2m2lvFHfN6pTKXE2c IJDsEuohFIshLmSAPblKmw0VThZ9NqxYr5MYyTgLjzDP1TLwGdlDDFcl8D0L2pnbGTTk SO2Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679676763; 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=1hAMVuew/XpfZidvZRKjun+NiVbRnaAGsA3f7GMnLNc=; b=e6tR+Ot52l8/AZd7JMC3Vyc6leHPa0wp00Nmhbh59yrubRrTi9rBaZhaZAcn7VLt0u 4Z1vafDXxpXy3+UJVaFNHTbJoEVSgWwkhTwfJMfqRt9V5Q0i8latnpbYhEqiY/Uvm4qc BFIxHHdzYYKV7nKOY5EcdQ7/59PasFQDKBnhfZB4kP/GbcyeTpv/CLxEnGy8DTf2vVUb i07h3T/bCxa7fG24NodR4N9SzxyPHxyZW2+GtsifoaLZmuT8/r+SlsIzOYuYFVZn7Qbm NXU4NMjvDJYPVQ69mHvMH7L5uf0+VpvULZgO3EqKjVDR0B6c1ttfgTA3TOxtDRxULyG4 svyw== X-Gm-Message-State: AO0yUKWqkGRs9veJ/JdGM/zf1XM0INyXct/PiylsUni+yIPracFWZ7pg NNhGQLekbe3Mf/7eeRbo1OSeTLuDtZ0= X-Received: by 2002:a05:6a20:c320:b0:dd:d1f2:f1a7 with SMTP id dk32-20020a056a20c32000b000ddd1f2f1a7mr3297441pzb.27.1679676763272; Fri, 24 Mar 2023 09:52:43 -0700 (PDT) Received: from fainelli-desktop.igp.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id a5-20020aa780c5000000b0062b5a55835dsm1420289pfn.213.2023.03.24.09.52.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Mar 2023 09:52:42 -0700 (PDT) From: Florian Fainelli To: linux-kernel@vger.kernel.org Cc: Florian Fainelli , Broadcom internal kernel review list , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org (moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE) Subject: [PATCH 2/3] Documentation: sysfs: brcmstb-memc: Document new attributes Date: Fri, 24 Mar 2023 09:52:30 -0700 Message-Id: <20230324165231.3468069-3-f.fainelli@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230324165231.3468069-1-f.fainelli@gmail.com> References: <20230324165231.3468069-1-f.fainelli@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1761269987294260982?= X-GMAIL-MSGID: =?utf-8?q?1761269987294260982?= Document the DDR rank, size, total size, width and type attributes. Signed-off-by: Florian Fainelli --- .../ABI/testing/sysfs-platform-brcmstb-memc | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-platform-brcmstb-memc b/Documentation/ABI/testing/sysfs-platform-brcmstb-memc index 2f2b750ac2fd..bc969c02b85f 100644 --- a/Documentation/ABI/testing/sysfs-platform-brcmstb-memc +++ b/Documentation/ABI/testing/sysfs-platform-brcmstb-memc @@ -1,3 +1,42 @@ +What: /sys/bus/platform/devices/*/ddr_rank +Date: March 2023 +KernelVersion: 6.3 +Contact: Florian Fainelli +Description: + Displays whether the device is single or dual rank. + +What: /sys/bus/platform/devices/*/ddr_size +Date: March 2023 +KernelVersion: 6.3 +Contact: Florian Fainelli +Description: + This field specifies the size of each DRAM device in the first + (or only) rank + +What: /sys/bus/platform/devices/*/ddr_total_width +Date: March 2023 +KernelVersion: 6.3 +Contact: Florian Fainelli +Description: + This field specifies the total data width of all DRAM devices + (in each rank) + +What: /sys/bus/platform/devices/*/ddr_type +Date: March 2023 +KernelVersion: 6.3 +Contact: Florian Fainelli +Description: + This field specifies DRAM technology type. Possible values: + DDR2, DDR3, DDR4, GDDR5, GDDR5M, LPDDR4. + +What: /sys/bus/platform/devices/*/ddr_width +Date: March 2023 +KernelVersion: 6.3 +Contact: Florian Fainelli +Description: + This field specifies the data width of each DRAM device. + Possible values are: x8, x16, x32 + What: /sys/bus/platform/devices/*/srpd Date: July 2022 KernelVersion: 5.21