From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9FE45C28CF6 for ; Sat, 28 Jul 2018 10:13:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4B40A20862 for ; Sat, 28 Jul 2018 10:13:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="qhLbgQSH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4B40A20862 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728546AbeG1Ljr (ORCPT ); Sat, 28 Jul 2018 07:39:47 -0400 Received: from mail-lf1-f67.google.com ([209.85.167.67]:45503 "EHLO mail-lf1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727777AbeG1Ljq (ORCPT ); Sat, 28 Jul 2018 07:39:46 -0400 Received: by mail-lf1-f67.google.com with SMTP id j143-v6so5124972lfj.12; Sat, 28 Jul 2018 03:13:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=vd8jWosoxlzrilW5j1C5mrPIKeenluDpN4wB4nkorKw=; b=qhLbgQSHk5IKijXrqDPsp+UPJT30nhuGaYerGyFBOKh5BxU9IUqIkO5AXH9/TtCRks xuoTKFhc97duKOQstsnaKcY5TJt1W78YEonyAmbYveU2H9yUjOVfxtFkIAVRGGLZY01N C3z3ibew81eAWnVFNWX+w/uRBBbZdKgUnddGhLJVq6+l1dtFZrwXxtZ+DHqwoyP22e78 cd/dC0Q1YT06gxbSEPr/bVv2DJr14iiSF9YiInGTbbdrMgN0y+SxWAHgT0GAjZhjeQ7e g8/hNbMaKDEw1IuQ2KU5vJHApU1C1BRlVrBvs0w3GGHbiLnERNR1+5ND9dVyQabCtm7L D7uw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=vd8jWosoxlzrilW5j1C5mrPIKeenluDpN4wB4nkorKw=; b=HIon/aFc22+r/dtH7Km106HMaJL8QdsYTxtcczQx7oB0EteDOgkMmt+2YbvCQOMOVz 8N5/ardlF4lrR8WUOXdqxA6oc8dVIMytiZaBWFXixTGLRUre3sPt7H79bHEx7GeL/gC2 XqYLEacRtUgOdm0A25c6U0DvmrF+9IR87wLxfWmhRufDgYB/lpzfipAklPgFuM3OUFTF zdBnHbVtchI9jl29gPohbktfFw84o2zJNe79rUvocrGWZRHX3FFAy9HHit1NiVkqhhP1 7B2AEdZZDxemevkOKH712xMd12TnzJ7s13zheKZ4Mfty3hL+kViP9y0oVyPhyygUAHKz zFOw== X-Gm-Message-State: AOUpUlHVV/al/q+Qtso5xw7x8gU/9ZSVJtdYtD8tN9bRhujxDdFJxart TgYnxDzpwy+bzob5ONyn+7Y= X-Google-Smtp-Source: AAOMgpc/b2Ul1DADtHDnxZgWJ3Feh8MF2bpI0AAj3U3AINsqKfNqJblL0ZqK00dj+1fCcLS0j7MeHw== X-Received: by 2002:a19:b519:: with SMTP id e25-v6mr5866178lff.119.1532772827296; Sat, 28 Jul 2018 03:13:47 -0700 (PDT) Received: from dimapc.localnet (109-252-90-13.nat.spd-mgts.ru. [109.252.90.13]) by smtp.gmail.com with ESMTPSA id v136-v6sm844984lfa.10.2018.07.28.03.13.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 28 Jul 2018 03:13:46 -0700 (PDT) From: Dmitry Osipenko To: Peter Geis Cc: Stefan Agner , Adrian Hunter , ulf.hansson@linaro.org, thierry.reding@gmail.com, jonathanh@nvidia.com, marcel.ziswiler@toradex.com, linux-mmc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra-owner@vger.kernel.org Subject: Re: [PATCH 3/3] mmc: tegra: prevent ACMD23 on Tegra 3 Date: Sat, 28 Jul 2018 13:13:42 +0300 Message-ID: <7096174.4n8ysn5QrL@dimapc> In-Reply-To: References: <20180712073904.4705-1-stefan@agner.ch> <4098188.Bd2NGYzoJE@dimapc> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Friday, 27 July 2018 23:19:53 MSK Peter Geis wrote: > Kingston KE4CN3K6A. > Though I am pretty sure I've figured out the instability. > Brought it in to work and hooked it to a scope. > Couldn't find clock, but cmd and all eight bits are running at 1.2 volts. > Repeated the results with the bootloader, the original kernel, and my > mainline. > Also noticed that even on the slowest slew rate there is significant > ringing and overshoot of .15 volts. Okay, but eMMC is working fine with the original kernel, isn't it?