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MdeModulePkg/Sd: wait 1ms before check DATA line in voltage switch proc
authorFeng Tian <feng.tian@intel.com>
Tue, 12 Apr 2016 06:08:49 +0000 (14:08 +0800)
committerFeng Tian <feng.tian@intel.com>
Thu, 21 Apr 2016 08:08:11 +0000 (16:08 +0800)
commit2a8b78cfd5f9e0f7f7a8c7111813054fb9040554
tree045160a73ce4a3799a664e064a095f1c868a4015tree
parent83ceccabd3c2adc517ed27f59282737efe4e8bd0commit | diff
MdeModulePkg/Sd: wait 1ms before check DATA line in voltage switch proc

According to SD Host Controller 3.0 spec figure 3-10, we have to wait
1ms before checking DAT[3:0] in voltage switch proc

Cc: Hao Wu <hao.a.wu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Hao Wu <hao.a.wu@intel.com>
MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdDevice.c diff | blob | blame | history
MdeModulePkg/Bus/Sd/SdBlockIoPei/SdHci.c diff | blob | blame | history
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