diff options
| author | Yangbo Lu <yangbo.lu@nxp.com> | 2017-08-09 05:22:00 (GMT) |
|---|---|---|
| committer | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-09-25 07:25:37 (GMT) |
| commit | f53443e40b265e6284f166cbe0c337978ffd9136 (patch) | |
| tree | 60c8131a29ee46c7f5bb7c58bbc4224736845a49 /drivers/mmc | |
| parent | c86e189b066e55dd13f5e7299ad9946e169bc132 (diff) | |
| download | linux-f53443e40b265e6284f166cbe0c337978ffd9136.tar.xz | |
mmc: sdhci: fix SDHCI_QUIRK_NO_HISPD_BIT handling
SD controller with SDHCI_QUIRK_NO_HISPD_BIT quirk probably
use high speed enable bit for other purpose. So this bit
shouldn't be changed for high speed enabling for this type of
SD controller.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 6ba410d..099c3bf 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1624,19 +1624,20 @@ static void sdhci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL); - if ((ios->timing == MMC_TIMING_SD_HS || - ios->timing == MMC_TIMING_MMC_HS || - ios->timing == MMC_TIMING_MMC_HS400 || - ios->timing == MMC_TIMING_MMC_HS200 || - ios->timing == MMC_TIMING_MMC_DDR52 || - ios->timing == MMC_TIMING_UHS_SDR50 || - ios->timing == MMC_TIMING_UHS_SDR104 || - ios->timing == MMC_TIMING_UHS_DDR50 || - ios->timing == MMC_TIMING_UHS_SDR25) - && !(host->quirks & SDHCI_QUIRK_NO_HISPD_BIT)) - ctrl |= SDHCI_CTRL_HISPD; - else - ctrl &= ~SDHCI_CTRL_HISPD; + if (!(host->quirks & SDHCI_QUIRK_NO_HISPD_BIT)) { + if ((ios->timing == MMC_TIMING_SD_HS || + ios->timing == MMC_TIMING_MMC_HS || + ios->timing == MMC_TIMING_MMC_HS400 || + ios->timing == MMC_TIMING_MMC_HS200 || + ios->timing == MMC_TIMING_MMC_DDR52 || + ios->timing == MMC_TIMING_UHS_SDR50 || + ios->timing == MMC_TIMING_UHS_SDR104 || + ios->timing == MMC_TIMING_UHS_DDR50 || + ios->timing == MMC_TIMING_UHS_SDR25)) + ctrl |= SDHCI_CTRL_HISPD; + else + ctrl &= ~SDHCI_CTRL_HISPD; + } if (host->version >= SDHCI_SPEC_300) { u16 clk, ctrl_2; |