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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: Dong Aisheng <aisheng.dong@freescale.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Dong Aisheng 2015-05-27 18:13:31 +08:00 committed by Ulf Hansson
parent 913d4951a5
commit 4245afff8b
1 changed files with 8 additions and 2 deletions
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10
drivers/mmc/host/sdhci-esdhc-imx.c
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@ -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