Kontron COMe-cBTi6R E3845 8GB/16S User Manual page 82

LPSS & SCC Configuration
Feature
LPSS & SCC Devices Mode
SCC eMMC Boot Controller
eMMC 4.5 support
eMMC DDR50 Support
eMMC HS200 Support
- eMMC retune timer value
SCC SD Card Support
SD SDR 25 Support
SD SDR 50 Support
82
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Options
ACPI Mode
PCI Mode
Disable
Auto Detect
eMMC 4.41
eMMC 4.5
Disable
Enable
Disable
Enable
Disable
Enable
8
Disable
Enable
Disable
Enable
Disable
Enable
COMe-cBTi6R / BIOS Operation
Description
Select operation mode for Low Power Super Speed LPSS
devices eMMC/SDCard. For eMMC full speed operation
the LPSS mode should be set to "ACPI"
Disable or select eMMC Boot mode
Enabled: eMMC 4.5, Disabled: eMMC 4.41
Enable / Disable DDR50 speed mode for eMMC
Enable / Disable HS200 speed mode for eMMC. For
eMMC full speed operation the HS200 mode should be
enabled.
Select the retune timer in HS200 mode
Enable / Disable SD Card Support
Enable bus speed operation up to 25MB/s for SDCard
(High Speed). Disable limits bus speed to 12.5MB/s
(normal speed)
Enable bus speed operation up to 50MB/s for SDCard
(Ultra High Speed). Disabled activates SDR25 mode
setting