From mboxrd@z Thu Jan 1 00:00:00 1970 From: Girish K S Subject: [PATCH] mmc: core: Fix Low speed mmc card detection failure Date: Thu, 19 Jan 2012 08:56:19 +0530 Message-ID: <1326943579-30952-1-git-send-email-girish.shivananjappa@linaro.org> Return-path: Received: from mail-iy0-f174.google.com ([209.85.210.174]:60593 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751032Ab2ASD0R (ORCPT ); Wed, 18 Jan 2012 22:26:17 -0500 Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc@vger.kernel.org Cc: cjb@laptop.org, patches@linaro.org, linux-samsung-soc@vger.kernel.org, Girish K S This patch fixes the failure of low speed mmc card detection Signed-off-by: Girish K S --- drivers/mmc/core/mmc.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index dc03291..2bc586b 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1020,7 +1020,8 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, err = mmc_select_hs200(card); else if (host->caps & MMC_CAP_MMC_HIGHSPEED) err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, - EXT_CSD_HS_TIMING, 1, 0); + EXT_CSD_HS_TIMING, 1, + card->ext_csd.generic_cmd6_time); if (err && err != -EBADMSG) goto free_card; @@ -1130,7 +1131,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, * Activate wide bus and DDR (if supported). */ if (!mmc_card_hs200(card) && - (card->csd.mmca_vsn >= CSD_SPEC_VER_3) && + (card->csd.mmca_vsn >= CSD_SPEC_VER_4) && (host->caps & (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA))) { static unsigned ext_csd_bits[][2] = { { EXT_CSD_BUS_WIDTH_8, EXT_CSD_DDR_BUS_WIDTH_8 }, -- 1.7.1