안녕하세요.
리눅스에서 S3C2450 보드를 사용하고 있습니다.
아래는 부팅 메시지 중 USB 부분입니다.
usbmon: debugfs is not available
s3c2410-ohci s3c2410-ohci: S3C OHCI
s3c2410-ohci s3c2410-ohci: new USB bus registered, assigned bus number 1
s3c2410-ohci s3c2410-ohci: irq 42, io mem 0x49000000
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
usb usb1: Product: S3C OHCI
usb usb1: Manufacturer: Linux 2.6.24.2 rel-3-0-3 ohci_hcd
usb usb1: SerialNumber: s3c24xx
sl811: driver sl811-hcd, 19 May 2005
drivers/usb/host/r8a66597-hcd.c: driver r8a66597_hcd, 29 May 2007
usb 1-1: new full speed USB device using s3c2410-ohci and address 2
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 3
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 4
usb 1-1: device not accepting address 4, error -62
usb 1-1: new full speed USB device using s3c2410-ohci and address 5
usb 1-1: device not accepting address 5, error -62
usbcore: registered new interface driver libusual
Loaded s3c-udc version Dec 6 2012
USB host 인식은 하는것 같은데, 에러가 나는 것 같아요.
답변 부탁 드립니다.