From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaehoon Chung Subject: [PATCH] dw_mmc: support 8-bit buswidth Date: Thu, 17 Feb 2011 16:12:38 +0900 Message-ID: <4D5CCA66.9080008@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7BIT Return-path: Received: from mailout4.samsung.com ([203.254.224.34]:45119 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751160Ab1BQHWx (ORCPT ); Thu, 17 Feb 2011 02:22:53 -0500 Received: from epmmp1 (mailout4.samsung.com [203.254.224.34]) by mailout4.samsung.com (Oracle Communications Messaging Exchange Server 7u4-19.01 64bit (built Sep 7 2010)) with ESMTP id <0LGR00CMU2PSIU10@mailout4.samsung.com> for linux-mmc@vger.kernel.org; Thu, 17 Feb 2011 16:13:04 +0900 (KST) Received: from TNRNDGASPAPP1.tn.corp.samsungelectronics.net ([165.213.149.150]) by mmp1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTPA id <0LGR005ZD2PSJM@mmp1.samsung.com> for linux-mmc@vger.kernel.org; Thu, 17 Feb 2011 16:13:04 +0900 (KST) Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: "linux-mmc@vger.kernel.org" Cc: Will Newton , Chris Ball , Kyungmin Park This patch is supported 8-bit buswidth dw_mmc can also 8-bit buswidth and set to CTYPE_8BIT in card-type register. Signed-off-by: Jaehoon Chung Signed-off-by: Kyungmin Park --- drivers/mmc/host/dw_mmc.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 2fcc825..0f6e4a5 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -672,6 +672,9 @@ static void dw_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) case MMC_BUS_WIDTH_4: slot->ctype = SDMMC_CTYPE_4BIT; break; + case MMC_BUS_WIDTH_8: + slot->ctype = SDMMC_CTYPE_8BIT; + break; } if (ios->clock) {