Hi , I'm using ppc440EP and using u-boot( git version ) I have a ploblem in using usb 1.1 host , in my board(has not CPLD)
I wanna using USB1.1 Host , and not using USB2.2 But usb1.1 Host is not working , when usb device is connected Kernel prints -62 err messages How can I Slove it? Best Regards. Steven ____________________________________________________________________________ _____________________________ Hit any key to stop autoboot: 0 => usb start (Re)start USB... USB: USB 1.1 Device init scanning bus for devices... ERROR: USB-error: DEVICENOTRESPONDING: Device did not respond to token d not provide a handshake (OUT) (5) ERROR: USB-error: DEVICENOTRESPONDING: Device did not respond to token (IN) or did not provide a handshake (OUT) (5) 2 USB Device(s) found scanning bus for storage devices... 0 Storage Device(s) found >>>> Kernel Error Message # usb 1-1: new low speed USB device using ppc-soc-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 low speed USB device using ppc-soc-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 low speed USB device using ppc-soc-ohci and address 4 usb 1-1: device not accepting address 4, error -62 usb 1-1: new low speed USB device using ppc-soc-ohci and address 5 usb 1-1: device not accepting address 5, error -62 ____________________________________________________________________________ _____________________________ /* It's my test code , but not working int board_early_init_f(void) { ... #if 1 //steven added //mfsdr(sdr_usb0, sdr0_usb0); //sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_USB_DEVSEL_MASK; //sdr0_usb0 = sdr0_usb0 | SDR0_USB0_USB11D_DEVSEL; //mtsdr(sdr_usb0, sdr0_usb0); mfsdr(sdr_usb0, sdr0_usb0); sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_LEEN_MASK; sdr0_usb0 = sdr0_usb0 | SDR0_USB0_LEEN_ENABLE; mtsdr(sdr_usb0, sdr0_usb0); #endif } --------------------------------------------------------------------- 6F Lotte IT Castle II 550-1 Gasan-dong, Geumcheon-gu, Seoul, 153-768, Korea Research Engineer/R&D software Team Tel: 82-2-890-1657(Direct) FAX:02-890-1639 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot