audk/MdeModulePkg/Bus/Ufs/UfsPassThruDxe
Bandaru, Purna Chandra Rao f06941cc46 MdeModulePkg: Add bRefClkFreq card attribute programming support
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3851

When the UFS card comes out of Manufacturer, bRefClkFreq attribute is set
to 1h on the UFS card as per the Manufacturer Default Value
specified by the spec JESD220*. However, depends on the UFS host system
environment, it need to be set to the correct value.

Reference Clock Frequency value
0h:19.2 MHz
1h: 26 MHz
2h: 38.4 MHz
3h: Obsolete
Others: Reserved

Cc: Wu Hao A <hao.a.wu@intel.com>
Cc: Albecki Mateusz <mateusz.albecki@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>

Signed-off-by: Purna Chandra Rao Bandaru <purna.chandra.rao.bandaru@intel.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
2022-03-10 01:45:14 +00:00
..
ComponentName.c MdeModulePkg: Apply uncrustify changes 2021-12-07 17:24:28 +00:00
UfsDevConfigProtocol.c MdeModulePkg: Apply uncrustify changes 2021-12-07 17:24:28 +00:00
UfsPassThru.c MdeModulePkg: Add bRefClkFreq card attribute programming support 2022-03-10 01:45:14 +00:00
UfsPassThru.h MdeModulePkg: Apply uncrustify changes 2021-12-07 17:24:28 +00:00
UfsPassThru.uni MdeModulePkg: Replace BSD License with BSD+Patent License 2019-04-09 10:58:08 -07:00
UfsPassThruDxe.inf MdeModulePkg/UfsPassThruDxe: Implement EDKII_UFS_HC_PLATFORM_PROTOCOL 2019-08-13 10:54:35 +08:00
UfsPassThruExtra.uni MdeModulePkg: Replace BSD License with BSD+Patent License 2019-04-09 10:58:08 -07:00
UfsPassThruHci.c MdeModulePkg: Add bRefClkFreq card attribute programming support 2022-03-10 01:45:14 +00:00
UfsPassThruHci.h MdeModulePkg: Apply uncrustify changes 2021-12-07 17:24:28 +00:00