Hi Maxime, Le Thu, 20 Nov 2014 17:49:17 +0100, Maxime Ripard <maxime.rip...@free-electrons.com> a écrit :
> Hi, > > I'm currently working on 2014.07, on a custom TI AM335x based board. > > Everything works great so far, except when we're trying to have USB > host working. > > The board has the MUSB1 controller wired as USB Host only, with the > following configuration: > > #define CONFIG_USB_MUSB_DSPS > #define CONFIG_ARCH_MISC_INIT > #define CONFIG_MUSB_PIO_ONLY > #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT > #define CONFIG_MUSB_HOST > #define CONFIG_MUSB_DSPS > #define CONFIG_AM335X_USB1 > #define CONFIG_AM335X_USB1_MODE MUSB_HOST > > #ifdef CONFIG_MUSB_HOST > #define CONFIG_CMD_USB > #define CONFIG_USB_STORAGE > #define CONFIG_USB_HOST_ETHER > #define CONFIG_USB_ETHER_ASIX > #endif > > Whenever we try to scan the USB controller and that a device is > attached, we get the following output: > > U-Boot# usb start > (Re)start USB... > USB0: scanning bus 0 for devices... 1 USB Device(s) found > scanning usb for storage devices... 0 Storage Device(s) found > scanning usb for ethernet devices... 0 Ethernet Device(s) found > > The device itself being a USB key, it's somewhat odd that it > enumerates the device, but doesn't find the storage device... > > The same USB port with the same device works fine under Linux. > > The VBUS pin is still up after running the command, so it's not really > a matter of power being shut down on the bus. > > I'm kind of running out of idea on what to test next. The differences > between u-boot's musb-new and Linux' own musb driver seems thin and to > make sense, so I don't think the driver itself is to blame. > > Anyone experienced such a thing? > what is the log you get when you run "usb start" and the USB device is not plugged ? Eric _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot