Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp1063198imm;
        Wed, 1 Aug 2018 09:35:33 -0700 (PDT)
X-Google-Smtp-Source: AAOMgpcGxGTqd+S+sujVwiWRND0QyOnYMe8fS7zCkDzp/17D/LfUqOe360i0mAaOFvMdGOEE1qmq
X-Received: by 2002:a63:7b1b:: with SMTP id w27-v6mr24425478pgc.199.1533141333632;
        Wed, 01 Aug 2018 09:35:33 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; t=1533141333; cv=none;
        d=google.com; s=arc-20160816;
        b=qseaqyDTLv35Le4qsXLPjAE28JUV4qCBF9ZQXDJVeyvPBOOW4qiZDzVGz6mA2NA5q8
         53dBwQPvO7mkDD6vdnNi+So1agokGr9nur9xRI7YrPbaG8HHqAln9Lmu4pe2ul+KvWeT
         VZ8FZmCTSsmkaiGBECs2LZaZHLAbwDWO4AoXMksz7bzCvw/G4nMwy/9f2mLOe1yqwIUr
         YIbUuj5Lhe6Lre8fHYXAjjqNiPvF7gi8CiDlx86kDGt56zl6+N0cEf7L0qcM3s8aAVbG
         AKYDv1qGyQ+6bV+C+f+LjFq4KrHvvkRc1IXIQfaHp65BtE3Q8M05g9wjqlANn3xBYKK/
         3vSg==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816;
        h=list-id:precedence:sender:mime-version:references:in-reply-to
         :message-id:date:subject:cc:to:from:arc-authentication-results;
        bh=5Sk/xo4xIQg4G5D7B6pR7cXy6ZtMoaVR+b5Y1F6+JwM=;
        b=wDPaGR9lpRWFIjB4W1SEQ/wsqqzDLI9VDBPUGsqQeUCGqu5ihujPwcM9UmfzI+wtSt
         sOuppUOXguQSyV87x2NHzO3slcL9YdtOnL0GPpbKvbjIU59m1TU85BOvBk2jVyapjURS
         djnglb22Z9joSInv2VLHSE+G2Ux6OyHdgmpcv+TX+GSWy0C/nfhs70nz8geuDDTFjSrq
         klBw6B67TQ9UbyaIPj1Y9Ymd8GLaxECdhysbfuZKVjUZEd72yhxIBJ4yCQdp1DmLwPeF
         +cKDlE2OiaccwMea9Gh3qGDzrvkY1lU6x+ncRkgAgpXi1WoUO32havGNnMOylzQFPhBJ
         j4Ag==
ARC-Authentication-Results: i=1; mx.google.com;
       spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org;
       dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nvidia.com
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67])
        by mx.google.com with ESMTP id h14-v6si15784538pgg.540.2018.08.01.09.35.19;
        Wed, 01 Aug 2018 09:35:33 -0700 (PDT)
Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Authentication-Results: mx.google.com;
       spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org;
       dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nvidia.com
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S2403862AbeHASUh (ORCPT <rfc822;krseo358@gmail.com> + 99 others);
        Wed, 1 Aug 2018 14:20:37 -0400
Received: from hqemgate14.nvidia.com ([216.228.121.143]:3882 "EHLO
        hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S2403845AbeHASUg (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Wed, 1 Aug 2018 14:20:36 -0400
Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com (using TLS: TLSv1, AES128-SHA)
        id <B5b61e0f10002>; Wed, 01 Aug 2018 09:33:53 -0700
Received: from HQMAIL101.nvidia.com ([172.20.161.6])
  by hqpgpgate102.nvidia.com (PGP Universal service);
  Wed, 01 Aug 2018 09:34:04 -0700
X-PGP-Universal: processed;
        by hqpgpgate102.nvidia.com on Wed, 01 Aug 2018 09:34:04 -0700
Received: from HQMAIL103.nvidia.com (172.20.187.11) by HQMAIL101.nvidia.com
 (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Wed, 1 Aug
 2018 16:34:04 +0000
Received: from hqnvemgw02.nvidia.com (172.16.227.111) by HQMAIL103.nvidia.com
 (172.20.187.11) with Microsoft SMTP Server (TLS) id 15.0.1347.2 via Frontend
 Transport; Wed, 1 Aug 2018 16:34:04 +0000
Received: from dhcp-10-21-25-168.Nvidia.com (Not Verified[10.21.25.201]) by hqnvemgw02.nvidia.com with Trustwave SEG (v7,5,8,10121)
        id <B5b61e0f90001>; Wed, 01 Aug 2018 09:34:04 -0700
From:   Aapo Vienamo <avienamo@nvidia.com>
To:     Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Thierry Reding <thierry.reding@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Ulf Hansson <ulf.hansson@linaro.org>,
        Adrian Hunter <adrian.hunter@intel.com>,
        Mikko Perttunen <mperttunen@nvidia.com>,
        Stefan Agner <stefan@agner.ch>
CC:     <devicetree@vger.kernel.org>, <linux-tegra@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <linux-mmc@vger.kernel.org>,
        Aapo Vienamo <avienamo@nvidia.com>
Subject: [PATCH 27/40] mmc: tegra: Set SDHCI_QUIRK2_TUNE_DIS_CARD_CLK on Tegra210
Date:   Wed, 1 Aug 2018 19:32:17 +0300
Message-ID: <1533141150-10511-28-git-send-email-avienamo@nvidia.com>
X-Mailer: git-send-email 2.7.4
In-Reply-To: <1533141150-10511-1-git-send-email-avienamo@nvidia.com>
References: <1533141150-10511-1-git-send-email-avienamo@nvidia.com>
X-NVConfidentiality: public
MIME-Version: 1.0
Content-Type: text/plain
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

This prevents a possible hardware hang during tuning.

Signed-off-by: Aapo Vienamo <avienamo@nvidia.com>
---
 drivers/mmc/host/sdhci-tegra.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 6daee7e..2e07dcd 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -834,7 +834,8 @@ static const struct sdhci_pltfm_data sdhci_tegra210_pdata = {
 		  SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC |
 		  SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN,
 	.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
-		   SDHCI_QUIRK2_TUNE_SKIP_XFERMODE_REG_PROG,
+		   SDHCI_QUIRK2_TUNE_SKIP_XFERMODE_REG_PROG |
+		   SDHCI_QUIRK2_TUNE_DIS_CARD_CLK,
 	.ops  = &tegra210_sdhci_ops,
 };
 
-- 
2.7.4