Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 4/01/2024
Public
Document Table of Contents

5.6.5.10.3.1. USB3.1 Mode-switch Controller Signals

Signal Name Width Input/Output Description
CTRL_RST_MODE 2 Parameter

Controller reset mode

Parameter can be configured during RTL instantiation to specify the controller state:

2’b01: Host

2’b10: Device

2’b00, 2’b11: Reserved

clk 1 Input Clock
usb31_id 1 Input

USB31 ID value from fabric.

1’b0: UFP (Device) is connected to Type-C Connector

1’b1: DFP (Host) is connected to Type-C Connector

vbus_det 1 Input

VBUS detect

1’b0: No device is attached to Type-C connector

1’b1: Device is attached to Type-C Connector

PowerPresent 1 Output

Power present

1’b0: No device is attached to Type-C connector when Controller is in Device

1’b1: Device is attached to Type-C Connector or Controller is in Host mode

umc_intr 1 Output

UMC interrupt

1’b0: No interrupt to CPU

1’b1: Interrupt to CPU