[PATCH] 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@xxxxxxxxxxx>
---
 drivers/mmc/host/sdhci-xenon.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c
index 6ef33aa..edd4d915 100644
--- 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;
 
 	/*
-- 
1.9.1

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