From patchwork Fri Jan 21 19:25:44 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Philip Rakity X-Patchwork-Id: 496201 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 p0LJOOH8003667 for ; Fri, 21 Jan 2011 19:26:35 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754778Ab1AUT0f (ORCPT ); Fri, 21 Jan 2011 14:26:35 -0500 Received: from na3sys009aog101.obsmtp.com ([74.125.149.67]:36468 "HELO na3sys009aog101.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753971Ab1AUT0e convert rfc822-to-8bit (ORCPT ); Fri, 21 Jan 2011 14:26:34 -0500 Received: from source ([65.219.4.130]) (using TLSv1) by na3sys009aob101.postini.com ([74.125.148.12]) with SMTP ID DSNKTTnd6l7jiUdXygv54iQQ3cep0KAdiGWc@postini.com; Fri, 21 Jan 2011 11:26:34 PST Received: from SC-vEXCH3.marvell.com ([10.93.76.133]) by sc-owa02.marvell.com ([10.93.76.22]) with mapi; Fri, 21 Jan 2011 11:25:44 -0800 From: Philip Rakity To: "linux-mmc@vger.kernel.org" CC: Mark Brown Date: Fri, 21 Jan 2011 11:25:44 -0800 Subject: [PATCH] sdhci: Enable BUS WIDTH testing for MMC/eMMC cards Thread-Topic: [PATCH] sdhci: Enable BUS WIDTH testing for MMC/eMMC cards Thread-Index: Acu5oP/LW3nkEOjjS1e23nNikU6VqQ== Message-ID: <162BA714-31AB-44B8-901A-5324E4F49F4C@marvell.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US MIME-Version: 1.0 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-4.2.6 (demeter1.kernel.org [140.211.167.41]); Fri, 21 Jan 2011 19:26:35 +0000 (UTC) diff --git a/drivers/mmc/host/sdhci-pxa.c b/drivers/mmc/host/sdhci-pxa.c index ed044a8..0afc763 100644 --- a/drivers/mmc/host/sdhci-pxa.c +++ b/drivers/mmc/host/sdhci-pxa.c @@ -121,6 +121,9 @@ static int __devinit sdhci_pxa_probe(struct platform_device *pdev) host->irq = irq; host->quirks = SDHCI_QUIRK_BROKEN_ADMA | SDHCI_QUIRK_BROKEN_TIMEOUT_VAL; + /* enable mmc bus width testing */ + host->mmc->caps |= MMC_CAP_BUS_WIDTH_TEST; + /* If slot design supports 8 bit data, indicate this to MMC. */ if (pdata->flags & PXA_FLAG_SD_8_BIT_CAPABLE_SLOT) host->mmc->caps |= MMC_CAP_8_BIT_DATA;