kerne log excerpt: [ 3.447156] usb 3-1: usb_probe_device [ 3.447171] usb 3-1: configuration #1 chosen from 1 choice [ 3.453362] usb 3-1: adding 3-1:1.0 (config #1, interface 0) [ 3.455550] hub 3-1:1.0: usb_probe_interface [ 3.455557] hub 3-1:1.0: usb_probe_interface - got id [ 3.455562] hub 3-1:1.0: ignoring external hub hub.c says: #ifdef CONFIG_USB_OTG_BLACKLIST_HUB if (hdev->parent) { dev_warn(&intf->dev, "ignoring external hub\n"); return -ENODEV; } #endif Hm, I don't have any OTG devices, just a fairly old Dell keyboard with embedded hub ... and now they don't work. Yes, I have the kconfig symbol enabled, but why is this applying to a hub inside a keyboard? help? other than disabling that kconfig? thanks, --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html