From patchwork Fri Jun 24 16:24:59 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Georgi Djakov X-Patchwork-Id: 70840 Delivered-To: patch@linaro.org Received: by 10.140.28.4 with SMTP id 4csp1033099qgy; Fri, 24 Jun 2016 09:25:12 -0700 (PDT) X-Received: by 10.66.254.9 with SMTP id ae9mr9176309pad.2.1466785510690; Fri, 24 Jun 2016 09:25:10 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a12si7568085pfc.36.2016.06.24.09.25.10; Fri, 24 Jun 2016 09:25:10 -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; dkim=pass header.i=@linaro.org; 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=pass (p=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751523AbcFXQZG (ORCPT + 30 others); Fri, 24 Jun 2016 12:25:06 -0400 Received: from mail-wm0-f48.google.com ([74.125.82.48]:37039 "EHLO mail-wm0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750972AbcFXQZD (ORCPT ); Fri, 24 Jun 2016 12:25:03 -0400 Received: by mail-wm0-f48.google.com with SMTP id a66so32234402wme.0 for ; Fri, 24 Jun 2016 09:25:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=7w0lCJdFn8Xr9yTXpHQS0FKMvZOTNiuTFP9RLUnm2IE=; b=HEvV2Z4Lp1X4fewqGGqTme1pwcGOcSEfk4Kst3Ozv/zFFTj1XJPo2zwXMKz7vfP0I/ dD13p8UZzTbKHT+ABsk54eFvtx53R9vGNGUki+thku2w9yDcGLRH5Guk9SiPTYStfFW8 HfU2GfN64iWVAYlQz6i7eBuZQ9dVLi3oLW4GI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=7w0lCJdFn8Xr9yTXpHQS0FKMvZOTNiuTFP9RLUnm2IE=; b=DyZrXzhVmeZqnRA12BXeKRnZzp6wMoiL9vktmnTeW2KWYFtx90ppX3CbVuncFgdVFD jpLMgZEehHzuMSeKXnplvjcKFwtp+bUWpf0iaRvFZQmaPbEZr1x4n1xIp9jtKxSw+VpW kCmizW1Xm/cFUygOpKWbWAfXFDzsmu/8ziuV9qVaJimjMR7McTjcQsgpxMOUFGjLaBQ6 kpDelpm2nLLk/AM49ww7hz/CgQKN/eqI8CGYcvxSeKeyQUtrtHAEsYvVMp+y6VCB01XA NAnB+M9+j2BtCCM1nFRfmobmOPO0dWf3T9zekDgET+V0Zsk+igKFJafoPLfkoEvGwi3W fFZA== X-Gm-Message-State: ALyK8tJFOlfI6uxwXODyBBy9iK96Rk6fFne39GuCqc/1fGzY1tr+VLYkrzXjAPxaI+nraP0v X-Received: by 10.28.4.7 with SMTP id 7mr7168458wme.77.1466785502271; Fri, 24 Jun 2016 09:25:02 -0700 (PDT) Received: from mms.qualcomm.mm-sol.com ([37.157.136.206]) by smtp.googlemail.com with ESMTPSA id bh4sm5808599wjc.43.2016.06.24.09.25.00 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 24 Jun 2016 09:25:00 -0700 (PDT) From: Georgi Djakov To: ulf.hansson@linaro.org Cc: adrian.hunter@intel.com, iivanov.xz@gmail.com, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, georgi.djakov@linaro.org Subject: [PATCH] mmc: sdhci-msm: Do not reset the controller if no card in the slot Date: Fri, 24 Jun 2016 19:24:59 +0300 Message-Id: <1466785499-7563-1-git-send-email-georgi.djakov@linaro.org> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The controller does not clear the "reset bit" when it is reset without a card in the slot. Because of this, the following error message is seen while booting with no plugged SD card. mmc1: Reset 0x1 never completed. Add the SDHCI_QUIRK_NO_CARD_NO_RESET quirk to avoid this. Signed-off-by: Ivan T. Ivanov Signed-off-by: Georgi Djakov --- drivers/mmc/host/sdhci-msm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index ac5700233e12..c613137ae91e 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -477,6 +477,7 @@ static const struct sdhci_ops sdhci_msm_ops = { static const struct sdhci_pltfm_data sdhci_msm_pdata = { .quirks = SDHCI_QUIRK_BROKEN_CARD_DETECTION | + SDHCI_QUIRK_NO_CARD_NO_RESET | SDHCI_QUIRK_SINGLE_POWER_WRITE, .ops = &sdhci_msm_ops, };