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Commit 4245afff authored by Dong Aisheng's avatar Dong Aisheng Committed by Ulf Hansson
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mmc: sdhci-esdhc-imx: add quirk SDHCI_QUIRK2_BROKEN_HS200 for imx6qdl 



The iMX6Q/DL can not support HS200 mode while iMX6SL and iMX6SX can,
so introduce a new flag to distinguish them.

Signed-off-by: default avatarDong Aisheng <aisheng.dong@freescale.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 913d4951

drivers/mmc/host/sdhci-esdhc-imx.c

+8 −2
Original line number Diff line number Diff line
@@ -118,6 +118,8 @@ 
 * when reading data from the card

 */

#define ESDHC_FLAG_ERR004536		BIT(7)

/* The IP supports HS200 mode */

#define ESDHC_FLAG_HS200		BIT(8)



struct esdhc_soc_data {

	u32 flags;
@@ -145,12 +147,13 @@ static struct esdhc_soc_data usdhc_imx6q_data = { 


static struct esdhc_soc_data usdhc_imx6sl_data = {

	.flags = ESDHC_FLAG_USDHC | ESDHC_FLAG_STD_TUNING

			| ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_ERR004536,

			| ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_ERR004536

			| ESDHC_FLAG_HS200,

};



static struct esdhc_soc_data usdhc_imx6sx_data = {

	.flags = ESDHC_FLAG_USDHC | ESDHC_FLAG_STD_TUNING

			| ESDHC_FLAG_HAVE_CAP1,

			| ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_HS200,

};



struct pltfm_imx_data {
@@ -1004,6 +1007,9 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev) 
		host->quirks2 |= SDHCI_QUIRK2_PRESET_VALUE_BROKEN;

		host->mmc->caps |= MMC_CAP_1_8V_DDR;



		if (!(imx_data->socdata->flags & ESDHC_FLAG_HS200))

			host->quirks2 |= SDHCI_QUIRK2_BROKEN_HS200;



		/*

		* errata ESDHC_FLAG_ERR004536 fix for MX6Q TO1.2 and MX6DL

		* TO1.1, it's harmless for MX6SL