MdeModulePkg: SdMmc: Add delay before eMMC reset
This delay is necessary for eMMC reset to working properly. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Joe Zhou <shjzhou@marvell.com> Signed-off-by: Marcin Wojtas <mw@semihalf.com> Reviewed-by: Feng Tian <feng.tian@intel.com>
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@@ -51,6 +51,8 @@ EmmcReset (
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SdMmcCmdBlk.ResponseType = 0;
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SdMmcCmdBlk.CommandArgument = 0;
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gBS->Stall (1000);
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Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);
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return Status;
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