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mmc: sdhci-of-arasan: Skip Auto tuning for DDR50 mode in ZynqMP platform
ZynqMP platform does not perform auto tuning in DDR50 mode. Skip the same while the card is operating in DDR50 mode. Signed-off-by: Manish Narani <manish.narani@xilinx.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Link: https://lore.kernel.org/r/1623753837-21035-4-git-send-email-manish.narani@xilinx.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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@ -894,6 +894,10 @@ static int arasan_zynqmp_execute_tuning(struct mmc_host *mmc, u32 opcode)
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NODE_SD_1;
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int err;
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/* ZynqMP SD controller does not perform auto tuning in DDR50 mode */
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if (mmc->ios.timing == MMC_TIMING_UHS_DDR50)
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return 0;
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arasan_zynqmp_dll_reset(host, device_id);
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err = sdhci_execute_tuning(mmc, opcode);
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