From patchwork Wed Dec 15 13:17:27 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 413131 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oBFDHVwR015568 for ; Wed, 15 Dec 2010 13:17:32 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750800Ab0LONRa (ORCPT ); Wed, 15 Dec 2010 08:17:30 -0500 Received: from cantor.suse.de ([195.135.220.2]:38701 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750695Ab0LONR3 (ORCPT ); Wed, 15 Dec 2010 08:17:29 -0500 Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.221.2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.suse.de (Postfix) with ESMTP id 7768594033; Wed, 15 Dec 2010 14:17:28 +0100 (CET) Date: Wed, 15 Dec 2010 14:17:27 +0100 Message-ID: From: Takashi Iwai To: Chris Ball Cc: Philip Rakity , Aries Lee , zhangfei gao , wuqm@marvell.com, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] mmc: Enable bus-width tests on SDHCI host References: User-Agent: Wanderlust/2.15.6 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.7 Emacs/23.2 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Wed, 15 Dec 2010 13:17:32 +0000 (UTC) diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 0502738..51f5209 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1888,8 +1888,10 @@ int sdhci_add_host(struct sdhci_host *host) * their platform code before calling sdhci_add_host(), and we * won't assume 8-bit width for hosts without that CAP. */ - if (!(host->quirks & SDHCI_QUIRK_FORCE_1_BIT_DATA)) + if (!(host->quirks & SDHCI_QUIRK_FORCE_1_BIT_DATA)) { mmc->caps |= MMC_CAP_4_BIT_DATA; + mmc->caps |= MMC_CAP_BUS_WIDTH_TEST; + } if (caps & SDHCI_CAN_DO_HISPD) mmc->caps |= MMC_CAP_SD_HIGHSPEED | MMC_CAP_MMC_HIGHSPEED;