ARM Linux Kernel 和 usb 問題

[ansspend]

我想製作一個支援USB的核心，編譯完後放入ARM板，並且插入USB會出以下錯誤，請各位高手幫忙我找出問題，已經用了兩天都找不到問題
usb 1-1: new full speed USB device using s3c2410-ohci and address 6
usb 1-1: device descriptor read/64, error -62
usb 1-1: device descriptor read/64, error -62
usb 1-1: new full speed USB device using s3c2410-ohci and address 7
usb 1-1: device descriptor read/64, error -62
usb 1-1: device descriptor read/64, error -62
usb 1-1: new full speed USB device using s3c2410-ohci and address 8
usb 1-1: device not accepting address 8, error -62
usb 1-1: new full speed USB device using s3c2410-ohci and address 9
usb 1-1: device not accepting address 9, error -62
hub 1-0:1.0: unable to enumerate USB device on port 1

[tomjpsun]

看樣子是認不到 device，可能的作法有：
1 換其他 device 試試
2 換 USB 短線
3 換 host port (如果你的 ARM 實驗板有其他的 host port )