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Commit 6720af38 authored by Veerabhadrarao Badiganti's avatar Veerabhadrarao Badiganti
Browse files

mmc: core: Correct the checks while setting clock scaling frequencies 



Correct the checks while setting the max scaling frequency supported
by the card. With the present checks, even for HS card max frequency
would set as max frequency of HS200 card.

Change-Id: Ie8b42229ef189e591f49b227d043f6186aa7e205
Signed-off-by: default avatarVeerabhadrarao Badiganti <vbadigan@codeaurora.org>
parent 06d2c8c8

drivers/mmc/core/mmc.c

+4 −4
Original line number Diff line number Diff line
@@ -2159,11 +2159,11 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, 
	}



	card->clk_scaling_lowest = host->f_min;

	if ((card->mmc_avail_type | EXT_CSD_CARD_TYPE_HS400) ||

			(card->mmc_avail_type | EXT_CSD_CARD_TYPE_HS200))

	if ((card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400) ||

			(card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS200))

		card->clk_scaling_highest = card->ext_csd.hs200_max_dtr;

	else if ((card->mmc_avail_type | EXT_CSD_CARD_TYPE_HS) ||

			(card->mmc_avail_type | EXT_CSD_CARD_TYPE_DDR_52))

	else if ((card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS) ||

			(card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_52))

		card->clk_scaling_highest = card->ext_csd.hs_max_dtr;

	else

		card->clk_scaling_highest = card->csd.max_dtr;