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Commit 7488e924 authored by Girish K S's avatar Girish K S Committed by Chris Ball
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mmc: core: Fix low speed mmc card detection failure 



This patch fixes the failure of low speed mmc card detection.

Signed-off-by: default avatarGirish K S <girish.shivananjappa@linaro.org>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 147c3b33

drivers/mmc/core/mmc.c

+3 −2
Original line number Diff line number Diff line
@@ -1006,7 +1006,8 @@ 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;
@@ -1116,7 +1117,7 @@ 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 },