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3.4.2.2
USB Configuration
Figure 3.25 USB Configuration
USB Precondition
This item allows users to enable or disable USB Precondition. Precondition work on
USB host controller and root ports for faster enumeration.
XHCI Mode
This item allows users to select mode of operation of XHCI mode.
XHCI Idle L1
This item allows users to enable or disable XHCI Idle L1. XHCIIDLE L1 can be set to
disable for LPT-LP Ax stepping to workaround USB3 hot plug will fail after 1 hot plug
removal.
BTCG
This item allows users to enable or disable trunk clock gating.
USB Ports Per-Port Disable Control
This item allows users to enable or disable USB Ports Per-Port Disable Control. Con-
trol each of the USB ports (0~13) disabling
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MIO-5271 User Manual
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