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=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 73D20C433ED for ; Mon, 26 Apr 2021 08:25:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 42398610C8 for ; Mon, 26 Apr 2021 08:25:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232235AbhDZI0S (ORCPT ); Mon, 26 Apr 2021 04:26:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50476 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232227AbhDZI0R (ORCPT ); Mon, 26 Apr 2021 04:26:17 -0400 Received: from mail-pg1-x532.google.com (mail-pg1-x532.google.com [IPv6:2607:f8b0:4864:20::532]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 328B6C061574; Mon, 26 Apr 2021 01:25:34 -0700 (PDT) Received: by mail-pg1-x532.google.com with SMTP id w20so698436pge.13; Mon, 26 Apr 2021 01:25:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=jQWKwPGTMFGJm+uWgEIF87JnJjFNAJL/m8Q6ObzH+Yk=; b=YTLVEqNZnFp898icZZIjFJYPF1GwzfEQ2oQbBZUDecL/Zs7+lYJjHRhYQlKttdHbR1 JRqITjQR4nTBHUtFNvt2t3SdZ2lvDCeTdZ0SJGM+DNI/KYpZBhTYFRMy2d+4iYp6Txr/ o9OlNjYjQL330HE9TVy26wcj9nCpenHBsy7C/PahCeuQE02XjeE/fD54gKI4sbloSBZ6 WuQ5rLHkso8g/Wx2up/GgsCXMVjlsb1h7M0rBQhXLyDubpqFdZJCnH/TL42iHPKKUDva QAY0BtYv9Dbnewm6cuvyjTpkg67Oj+9G+iTnikXX15WvAYU+6g7k4IBdWThBTrIZAiHg frCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=jQWKwPGTMFGJm+uWgEIF87JnJjFNAJL/m8Q6ObzH+Yk=; b=Q0nMAdTQE9XLm6lAiuoepqpcLFkI5e7BUkPGD+9dcA28FSvLrKNrEODuZdh8M7dgNi E9ZKp3MZojlDCIpFtgUvoO+cBDHceOx0QZaDQyg+235R0iuWLhGqHoT1uynrzYciDQEC ATvVLqNlZoIvVyUuOFCglq+dgwUvTWnpi90pcuNWOSqKNz0fJIoJh5eMhiX99I3dWm9B A/XoWgcoxfmn9OyugzSNMMryso2CiUm0NQ7CbZdUbb+pOBLA6dHTUijNuP2S/+gAIx0N Bz4LESj7ABSwqB8CHhmmpsQbsXFRs/GZbK9mNX5cg3bvltObOpEgPix37bOQRA58uUfY mtIQ== X-Gm-Message-State: AOAM5323NL/4UpTHDS9KLPLc1o9yumwYi72jw3yJdN7VUoLnWQbjf/R+ wVVlSmbqPFKSriHajKjU+7I= X-Google-Smtp-Source: ABdhPJzg+FvvaI1gfWjnjrqTCUdrmfoILYPZaaXfOkn59Rn+vg5oqctdgdIKYxmDJjFpODrKYohpxQ== X-Received: by 2002:a63:3c59:: with SMTP id i25mr15573515pgn.366.1619425533827; Mon, 26 Apr 2021 01:25:33 -0700 (PDT) Received: from soma ([121.99.145.49]) by smtp.gmail.com with ESMTPSA id n25sm10558132pff.154.2021.04.26.01.25.29 (version=TLS1 cipher=AES128-SHA bits=128/128); Mon, 26 Apr 2021 01:25:33 -0700 (PDT) Received: by soma (sSMTP sendmail emulation); Mon, 26 Apr 2021 20:25:26 +1200 Date: Mon, 26 Apr 2021 20:25:26 +1200 From: Daniel Beer To: Ben Chuang Cc: adrian.hunter@intel.com, ben.chuang@genesyslogic.com.tw, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, ulf.hansson@linaro.org Subject: Re: [PATCH] mmc: sdhci-pci-gli: increase 1.8V regulator wait Message-ID: <20210426082526.GA16240@nyquist.nev> References: <20210424081652.GA16047@nyquist.nev> <20210426073251.7726-1-benchuanggli@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210426073251.7726-1-benchuanggli@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org On Mon, Apr 26, 2021 at 03:32:51PM +0800, Ben Chuang wrote: > > The driver currently waits 5ms after switching on the 1.8V regulator for > > it to become stable. Increasing this to 10ms gets rid of the warning > > about stability, but most cards still fail. Increasing it to 20ms gets > > some cards working (a 32GB Samsung micro SD works, a 128GB ADATA > > doesn't). At 50ms, the ADATA works most of the time, and at 100ms both > > cards work reliably. > > If it is convenient, can you provide the appearance pictures and product > links of these two cards? We want to buy them. Hi Ben, The first is a Samsung EVO microSDXC 32GB: https://www.samsung.com/nz/memory-storage/memory-card/evo-plus-microsd-card-95-mbs-sd-adapter-32gb-mb-mc32ga-apc/ The second is an ADATA Premier Pro SDXC UHS-I U3 Class 10 (V30S) 128GB: https://www.adata.com/us/consumer/289 The images on those two pages match what I have in front of me here. Cheers, Daniel -- Daniel Beer http://dlbeer.co.nz/ PGP: BA6E 0B26 1F89 246C E3F3 C910 1E58 C43A 160A 553B