diff options
| author | Dong Aisheng <aisheng.dong@freescale.com> | 2015-05-27 13:13:31 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2015-06-01 10:07:18 +0300 |
| commit | 4245afff8b241426792d60b5b9078583f52d4029 (patch) | |
| tree | e58cc587371e6ad3f0a1a3c72dd4261cac873abb /drivers/mmc | |
| parent | 913d4951a50fba6acd96491c5b2f089a69308a60 (diff) | |
| download | linux-4245afff8b241426792d60b5b9078583f52d4029.tar.xz | |
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>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci-esdhc-imx.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index bcb56734e92f..faf0cb910c96 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -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 |