AM5708 USB2_DRVVBUS 設為host mode插拔usb沒有反應

Hi,

客戶的板子在進linux後插拔u盤發現USB2_DRVVBUS沒有反應

在軟硬體部分有哪些東西可以確認?

目前跑過chkusb.sh沒發現問題

 output is as following:

chkusb.sh Version 0.2.7

Linux buildroot 4.14.79 #7 SMP PREEMPT Tue Jun 30 17:33:46 CST 2020 armv7l GNU/Linux

USB is initialized

usb@48890000: peripheral, okay

usb@488d0000: host, okay

The gadget driver is built-in

Gadget Kernel Config: g_zero is enabled

Gadget Kernel Config: g_audio is enabled

Gadget Kernel Config: g_ether is enabled

Gadget Kernel Config: g_ncm is enabled

Gadget Kernel Config: g_mass_storage is enabled

Gadget Kernel Config: g_serial is enabled

Gadget Kernel Config: g_printer is enabled

gadget driver loaded: (none)