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Commit 6c3331d3 authored by Sascha Hauer's avatar Sascha Hauer Committed by Chris Ball
Browse files

mmc: mxs: use standard flag for cd inverted 



We have a MMC_CAP2_CD_ACTIVE_HIGH flag, so use it rather than a custom
driver specific flag.

Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent a91fe279

drivers/mmc/host/mxs-mmc.c

+10 −4
Original line number Diff line number Diff line
@@ -71,7 +71,6 @@ struct mxs_mmc_host { 
	int				sdio_irq_en;

	int				wp_gpio;

	bool				wp_inverted;

	bool				cd_inverted;

};



static int mxs_mmc_get_ro(struct mmc_host *mmc)
@@ -94,9 +93,15 @@ static int mxs_mmc_get_cd(struct mmc_host *mmc) 
{

	struct mxs_mmc_host *host = mmc_priv(mmc);

	struct mxs_ssp *ssp = &host->ssp;

	int present;



	return !(readl(ssp->base + HW_SSP_STATUS(ssp)) &

		  BM_SSP_STATUS_CARD_DETECT) ^ host->cd_inverted;

	present = !(readl(ssp->base + HW_SSP_STATUS(ssp)) &

			BM_SSP_STATUS_CARD_DETECT);



	if (mmc->caps2 & MMC_CAP2_CD_ACTIVE_HIGH)

		present = !present;



	return present;

}



static int mxs_mmc_reset(struct mxs_mmc_host *host)
@@ -658,7 +663,8 @@ static int mxs_mmc_probe(struct platform_device *pdev) 
	if (flags & OF_GPIO_ACTIVE_LOW)

		host->wp_inverted = 1;



	host->cd_inverted = of_property_read_bool(np, "cd-inverted");

	if (of_property_read_bool(np, "cd-inverted"))

		mmc->caps2 |= MMC_CAP2_CD_ACTIVE_HIGH;



	mmc->f_min = 400000;

	mmc->f_max = 288000000;