Hello Sir
I am trying to port usb_ohci code (u-boot-1.1.3 version) from cpu/arm920t/s3c24x0 to our chip NEC 720101 chip and it is found that it is hanging when we run usb tree call, even though we havnot out any usb devices.
Please help us.
ATS1.0> usb start (Re)start USB... USB: scanning bus for devices... 1 USB Devices found ATS1.0> usb info 1: Hub, USB Revision 1.10 - OHCI Root Hub - Class: Hub - PacketSize: 8 Configurations: 1 - Vendor: 0x0000 Product 0x0000 Version 0.0 Configuration: 1 - Interfaces: 1 Self Powered 0mA Interface: 0 - Alternate Settings 0, Endpoints: 1 - Class Hub - Endpoint 1 In Interrupt MaxPacket 2 Interval 255ms
ATS1.0> usb tree
Device Tree: 1 Hub (12MBit/s, 0mA) | OHCI Root Hub | |
Regards R Arun Kumar Sr.Project Engineer RASS IT Solutions (P) Ltd.