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mmc: sdhci-xenon: ignore timing DDR52 in tuning
authorZhoujie Wu <zjwu@marvell.com>
Fri, 21 Jul 2017 18:30:58 +0000 (11:30 -0700)
committerUlf Hansson <ulf.hansson@linaro.org>
Wed, 30 Aug 2017 12:01:39 +0000 (14:01 +0200)
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>
drivers/mmc/host/sdhci-xenon.c patch | blob | blame | history

diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c
index 6ef33aad0f2e78e0e6f1ee474956980e73276d40..edd4d9151071b2dc0e1c50fdf232fb46e479f35a 100644 (file)
--- a/drivers/mmc/host/sdhci-xenon.c
+++ b/drivers/mmc/host/sdhci-xenon.c
@@ -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;
 
        /*