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mmc: sdhci-xenon: ignore timing DDR52 in tuning

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Emmc DDR52 mode uses fixed delay, return earlier if
timing is MMC_TIMING_MMC_DDR52 in execute tuning function.

Signed-off-by: Zhoujie Wu <zjwu@marvell.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Zhoujie Wu 2017-07-21 11:30:58 -07:00 committed by Ulf Hansson
parent 2cd6c49da2
commit 468c648335
1 changed files with 2 additions and 1 deletions
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3
drivers/mmc/host/sdhci-xenon.c
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@ -311,7 +311,8 @@ static int xenon_execute_tuning(struct mmc_host *mmc, u32 opcode)
{
struct sdhci_host *host = mmc_priv(mmc);
if (host->timing == MMC_TIMING_UHS_DDR50)
if (host->timing == MMC_TIMING_UHS_DDR50 ||
host->timing == MMC_TIMING_MMC_DDR52)
return 0;
/*